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Shandong Xinhua Pharmaceutical Co.,Ltd

Shandong Xinhua Pharmaceutical Company Limited ("Shandong Xinhua") is in an leading position in the manufacturing technology and capacity for antipyretics and analgesics in China and is an important manufacturer in China for the drugs

Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

6-Amino-1,3-dimethyluracil Manufacturer/High quality/Best price/In stock

Cas:6642-31-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------

High purity 6642-31-5 Hyoscyamine Hydrochloride

Cas:6642-31-5

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 6-Amino-1,3-Dimethyluracil supplier in China

Cas:6642-31-5

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

Product Name: 6-Amino-1,-3 dimethyluracil (4AU) CAS No.: 6642-31-5 EINECS No.: 229-662-0 Molecular Formula: C6H9N3O2 Molecular Weight: 155.1546 Structural Formula: Packing Date: Net weight 25 kgs Whi

CAS:6642-31-5 6-Amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:1 Kilogram

Negotiable

Type:Other

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com/pro01en/id/848.html Product Name 6-Amino-1,3-dimethyluracil CAS No. 6642-31-5 Appearance White powder Assay ≥99%

6-Amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:1 Gram

FOB Price: $34.0

Type:Lab/Research institutions

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Henan Allgreen Chemical Co.,Ltd

The company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Sealed, dry, m

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

Cas:6642-31-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 6-amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:1

Negotiable

Type:Other

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

6-Amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

Cas:6642-31-5

Min.Order:1 Kilogram

FOB Price: $0.9 / 1.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione Basic information Product Name: 6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione Synonyms: AURORA KA-4912;1,3-DIMET

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

Cas:6642-31-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

Cas:6642-31-5

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 6642-31-5 with best quality

Cas:6642-31-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Hot Sell Factory Supply Raw Material CAS 6642-31-5 6-Amino-1,3-Dimethyluracil

Cas:6642-31-5

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Shijiazhuang Sdyano Fine Chemical Co., Ltd

1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing ways;

6-Amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white or off-white powder Storage:Store in sealed containers

Pharmaceutical 6-amino-1,3-dimethyluracil 6642-31-5

Cas:6642-31-5

Min.Order:100 Gram

Negotiable

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

2,4(1H,3H)-Pyrimidinedione,6-amino-1,3-dimethyl- 6642-31-5

Cas:6642-31-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

Chemical Intermediate, 6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione CAS:6642-31-5

Cas:6642-31-5

Min.Order:1 Kilogram

FOB Price: $62.0 / 68.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione CAS: 6642-31-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and deve

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

2,4(1H,3H)-Pyrimidinedione,6-amino-1,3-dimethyl-

Cas:6642-31-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

2,4(1H,3H)-Pyrimidinedione,6-amino-1,3-dimethyl-

Cas:6642-31-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

price, service, company and transport advantage: 1. best service, high quality and reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups). 3. it's customers' right to choose the packing w

6-Amino-1,3-dimethyluracil 6642-31-5 CAS NO.6642-31-5

Cas:6642-31-5

Min.Order:10 Metric Ton

Negotiable

Type:Trading Company

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

6-Amino-1,3-Dimethyluracil

Cas:6642-31-5

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Hangzhou Yunuo Chemical Co., Ltd is located in Hangzhou city China. As a global supplier in the chemical industry, Yunuochem is to create added value for customers around the world. Sticking to such business idea of "Good faith wins the business

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione -1

Cas:6642-31-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

6-AMino-1,3-DiMethyl Uracil

Cas:6642-31-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

6-Amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

Cas:6642-31-5

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

6-Amino-1,3-dimethyluracil

Cas:6642-31-5

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dioneAppearance:White powder Storage:Store in well-closed container, protected from light and in cool & dry place. Package:according to customers' requirements Application:The product is used for

6-Amino-1,3-dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione

Cas:6642-31-5

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

ZiBO KuoDing Trade company Ltd

· ProName: 6-Amino-1,3-dimethyluracil,6-Amino-1,3... · CasNo: 6642-31-5 · Molecular Formula: C6H9N3O2 ·

1,3-DIMETHYL-6-AMINOURACIL

Cas:6642-31-5

Min.Order:1 Metric Ton

FOB Price: $7500.0

Type:Trading Company

inquiry

Synthetic route

N,N'-Dimethylurea
96-31-1

N,N'-Dimethylurea

acetic anhydride
108-24-7

acetic anhydride

cyanoacetic acid
372-09-8

cyanoacetic acid

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
at 60℃; for 3h;96%
4-Amino-2,6-dihydroxypyrimidine
873-83-6

4-Amino-2,6-dihydroxypyrimidine

methyl iodide
74-88-4

methyl iodide

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
Stage #1: 4-Amino-2,6-dihydroxypyrimidine With potassium hydroxide In ethanol for 0.666667h; Heating;
Stage #2: methyl iodide In ethanol for 8h; Heating;
90%
With sodium hydroxide
Stage #1: 4-Amino-2,6-dihydroxypyrimidine With sodium hydride In dimethyl sulfoxide for 13h;
Stage #2: methyl iodide In dimethyl sulfoxide for 0.75h; Time;
6-azido-1,3-dimethylpyrimidine-2,4(1H,3H)-dione
61541-41-1

6-azido-1,3-dimethylpyrimidine-2,4(1H,3H)-dione

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
In tetralin at 150℃; for 0.0833333h;90%
With hydrogen; palladium on activated charcoal In methanol for 1h; Ambient temperature;85%
Multi-step reaction with 2 steps
1: 94 percent / toluene / 0.5 h / Heating
2: 62 percent / aq. AcOH, CF3COOH / 6 h / Heating
View Scheme
N,N'-Dimethylurea
96-31-1

N,N'-Dimethylurea

cyanoacetic acid
372-09-8

cyanoacetic acid

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
Stage #1: N,N'-Dimethylurea; cyanoacetic acid With acetic anhydride at 60℃; for 0.166667h; microwave irradiation;
Stage #2: With sodium hydroxide In ethanol at 20℃;
80%
With sodium ethanolate for 4h; Reflux;80%
In acetic anhydride at 60℃; for 3h; Inert atmosphere;79%
1-(2-cyanoacetyl)-1,3-dimethyl-urea
39615-79-7

1-(2-cyanoacetyl)-1,3-dimethyl-urea

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With chloro-trimethyl-silane; 1,1,1,3,3,3-hexamethyl-disilazane for 24h; Cyclization; Heating;79%
With sodium hydroxide70%
With potassium acetate
1,3-dimethyl-2,4-dioxo-6-<(triphenylphosphoranylidene)amino>-1,2,3,4-tetrahydropyrimidine
99747-54-3

1,3-dimethyl-2,4-dioxo-6-<(triphenylphosphoranylidene)amino>-1,2,3,4-tetrahydropyrimidine

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With acetic acid; trifluoroacetic acid for 6h; Heating;62%
6-amino-1,3-dimethyl-5-formyluracil
54660-80-9

6-amino-1,3-dimethyl-5-formyluracil

edaravone
89-25-8

edaravone

A

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

B

1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone
4702-90-3

1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

Conditions
ConditionsYield
With piperidine In ethanol at 20℃; for 1h;A 60%
B n/a
5,7-Dimethylpyrimido<4.5-e>-1,2,4-triazinedione, isofervenulin
16044-79-4

5,7-Dimethylpyrimido<4.5-e>-1,2,4-triazinedione, isofervenulin

A

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

B

1,3-dimethyl-5-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-2,4-dione
59797-01-2

1,3-dimethyl-5-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-2,4-dione

Conditions
ConditionsYield
With diethylamine; acetophenone at 100 - 110℃; for 3h;A 19%
B 56%
5,7-Dimethylpyrimido<4.5-e>-1,2,4-triazinedione, isofervenulin
16044-79-4

5,7-Dimethylpyrimido<4.5-e>-1,2,4-triazinedione, isofervenulin

acetophenone
98-86-2

acetophenone

A

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

B

1,3-dimethyl-5-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-2,4-dione
59797-01-2

1,3-dimethyl-5-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-2,4-dione

Conditions
ConditionsYield
With diethylamine at 100 - 110℃; for 3h;A 19%
B 56%
N,N'-Dimethylurea
96-31-1

N,N'-Dimethylurea

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium methylate In methanol for 5h; Heating;36%
4-Amino-2,6-dihydroxypyrimidine
873-83-6

4-Amino-2,6-dihydroxypyrimidine

dimethyl sulfate
77-78-1

dimethyl sulfate

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium hydroxide
With sodium hydroxide In water for 4.2h;
6-amino-1-methyluracil
2434-53-9

6-amino-1-methyluracil

dimethyl sulfate
77-78-1

dimethyl sulfate

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium hydroxide
1,1-Dimethylurea
598-94-7

1,1-Dimethylurea

cyanoacetic acid chloride
16130-58-8

cyanoacetic acid chloride

A

1,3-dimethylbarbituric acid
769-42-6

1,3-dimethylbarbituric acid

B

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

1,1-Dimethylurea
598-94-7

1,1-Dimethylurea

cyanoacetic acid
372-09-8

cyanoacetic acid

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With pyridine; trichlorophosphate
1,1-Dimethylurea
598-94-7

1,1-Dimethylurea

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium ethanolate
With sodium amide; xylene at 100 - 120℃;
N,N'-Dimethylurea
96-31-1

N,N'-Dimethylurea

methyl 2-cyanoacetate
105-34-0

methyl 2-cyanoacetate

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium butanolate; butan-1-ol
dimethyl sulfate
77-78-1

dimethyl sulfate

1-methyl-barbituric acid imide-(6)

1-methyl-barbituric acid imide-(6)

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium hydroxide
methyl iodide
74-88-4

methyl iodide

1-methyl-barbituric acid imide-(6)

1-methyl-barbituric acid imide-(6)

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium hydroxide
N-cyanoacetyl-N'-methyl-urea
6972-77-6

N-cyanoacetyl-N'-methyl-urea

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. NaOH solution; NaOH
2: aq. NaOH solution
View Scheme
4-Amino-2,6-dihydroxypyrimidine
873-83-6

4-Amino-2,6-dihydroxypyrimidine

methyl halide

methyl halide

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 70℃; for 3h;
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

6-amino-1,3-dimethyl-5-nitroso-1H-pyrimidine-2,4-dione
6632-68-4

6-amino-1,3-dimethyl-5-nitroso-1H-pyrimidine-2,4-dione

Conditions
ConditionsYield
With acetic acid; sodium nitrite In water100%
With isopentyl nitrite In ethanol at 20℃; Solvent; Reagent/catalyst; Large scale;90%
With acetic acid; sodium nitrite In water at 80℃; for 1h;89%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

6-amino-1,3-dimethyl-5-formyluracil
54660-80-9

6-amino-1,3-dimethyl-5-formyluracil

1,3,7,9-tetramethyl-2,4,6,8-tetraoxopyrido[2,3-d][6,5-d']dipyrimidine
796-39-4

1,3,7,9-tetramethyl-2,4,6,8-tetraoxopyrido[2,3-d][6,5-d']dipyrimidine

Conditions
ConditionsYield
In tetralin at 190 - 195℃; for 1h;99%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

cyanoacetic acid
372-09-8

cyanoacetic acid

2-(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-ylcarbonyl)acetonitrile
112735-05-4

2-(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-ylcarbonyl)acetonitrile

Conditions
ConditionsYield
With acetic anhydride at 90℃; for 0.0833333h;99%
With acetic anhydride at 80℃;95%
With acetic anhydride at 84.84℃; for 0.166667h;87%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

diethyl 2-ethoxymethylenemalonate
87-13-8

diethyl 2-ethoxymethylenemalonate

Diethyl N-(1,3-Dimethyl-2,4-dioxo-6-pyrimidinyl)aminomethylenemalonate
104312-63-2

Diethyl N-(1,3-Dimethyl-2,4-dioxo-6-pyrimidinyl)aminomethylenemalonate

Conditions
ConditionsYield
With sodium ethanolate In ethanol Heating; overnight;99%
With sodium ethanolate In ethanol Gould-Jacobs reaction;
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-methyl-benzaldehyde
104-87-0

4-methyl-benzaldehyde

1-(4-methylphenyl)-1-bis(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimid-5-yl)methane
73038-86-5

1-(4-methylphenyl)-1-bis(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimid-5-yl)methane

Conditions
ConditionsYield
In water at 20℃; for 0.25h; chemoselective reaction;99%
With hybrid material nanorod-[SiO2-Pr-Im-SO3H][TFA] In ethanol for 1h; Catalytic behavior; Reflux;96%
With [2-(dimethylamino)ethyl]dimethylazanium phosphoric acid chloride functionalized Fe3O4-SiO2core-shell magnetic nanoparticles at 120℃; for 0.166667h;95%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

1-(4-chlorophenyl)-1-bis(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimid-5-yl)methane
73050-30-3

1-(4-chlorophenyl)-1-bis(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimid-5-yl)methane

Conditions
ConditionsYield
In water at 20℃; for 0.25h; chemoselective reaction;99%
In ethanol; water at 20℃; for 1h;99%
With [2-(dimethylamino)ethyl]dimethylazanium phosphoric acid chloride functionalized Fe3O4-SiO2core-shell magnetic nanoparticles at 120℃; for 0.333333h; Temperature;97%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

dimedone
126-81-8

dimedone

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

1,3,8,8-tetramethyl-5-(4-bromophenyl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,7H)-trione
339370-14-8

1,3,8,8-tetramethyl-5-(4-bromophenyl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,7H)-trione

Conditions
ConditionsYield
With N-methyl-2-oxopyrrolidin-1-ium dihydrogen phosphate at 80℃; for 0.833333h;99%
With zirconium hydrogen sulfate In neat (no solvent) at 80℃; for 1h;97%
With 1,4‑diazabicyclo[2.2.2]octane‑1,4‑diium hydrogen sulfate In ethanol; water at 75℃; for 1.33333h; Green chemistry;95%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-nitro-aniline
100-01-6

4-nitro-aniline

6-amino-1,3-dimethyl-5-(4-nitrophenylazo)-1H-pyrimidine-2,4-dione
65357-92-8

6-amino-1,3-dimethyl-5-(4-nitrophenylazo)-1H-pyrimidine-2,4-dione

Conditions
ConditionsYield
Stage #1: 4-nitro-aniline With sulfuric acid; acetic acid; sodium nitrite at 0 - 5℃; for 2h;
Stage #2: 6-Amino-1,3-dimethylbarbituric acid With sodium hydroxide In water at 0 - 5℃; for 0.25h; pH=7;
99%
Stage #1: 4-nitro-aniline With hydrogenchloride; sodium nitrite at 0 - 5℃;
Stage #2: 6-Amino-1,3-dimethylbarbituric acid With sodium hydrogencarbonate; acetic acid In water at 0 - 5℃; pH=6 - 7;
97%
Stage #1: 4-nitro-aniline With water; sodium nitrite at 20℃;
Stage #2: 6-Amino-1,3-dimethylbarbituric acid at 20℃;
77%
Stage #1: 4-nitro-aniline With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 0.5h;
Stage #2: 6-Amino-1,3-dimethylbarbituric acid With acetic acid In water at 0 - 5℃; for 0.5h;
Stage #3: With sodium hydroxide at 20℃; for 1h; pH=Ca. 5 - 6;
furfural
98-01-1

furfural

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

6,6'-diamino-1,1',3,3'-tetramethyl-5,5'-(2-furyl)bis[pyrimidine-2,4(1H,3H)-dione]
1298131-02-8

6,6'-diamino-1,1',3,3'-tetramethyl-5,5'-(2-furyl)bis[pyrimidine-2,4(1H,3H)-dione]

Conditions
ConditionsYield
In water at 20℃; for 1h; chemoselective reaction;99%
In ethanol; water at 20℃; for 3h;99%
With ammonium cerium (IV) nitrate In ethanol; water at 20℃; for 2h; Green chemistry;94%
2,4-thiazolidinedion
2295-31-0

2,4-thiazolidinedion

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

ortho-bromobenzaldehyde
6630-33-7

ortho-bromobenzaldehyde

9-(2-bromophenyl)-5,7-dimethyl-5,9-dihydrothiazolo[5',4':5,6]pyrido[2,3-d]pyrimidine-2,6,8(3H,4H,7H)-trione

9-(2-bromophenyl)-5,7-dimethyl-5,9-dihydrothiazolo[5',4':5,6]pyrido[2,3-d]pyrimidine-2,6,8(3H,4H,7H)-trione

Conditions
ConditionsYield
With layered double hydroxides functionalized with (3r,5r,7r)-1-(3-(triethoxysilyl)propyl)-1,3,5,7-tetraazaadamantan-1-ium chloride In water at 100℃; for 0.333333h; Green chemistry;99%
2,4-thiazolidinedion
2295-31-0

2,4-thiazolidinedion

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

2-Fluorobenzaldehyde
446-52-6

2-Fluorobenzaldehyde

9-(2-fluorophenyl)-5,7-dimethyl-5,9-dihydrothiazolo[5',4':5,6]pyrido[2,3-d]pyrimidine-2,6,8(3H,4H,7H)-trione

9-(2-fluorophenyl)-5,7-dimethyl-5,9-dihydrothiazolo[5',4':5,6]pyrido[2,3-d]pyrimidine-2,6,8(3H,4H,7H)-trione

Conditions
ConditionsYield
With layered double hydroxides functionalized with (3r,5r,7r)-1-(3-(triethoxysilyl)propyl)-1,3,5,7-tetraazaadamantan-1-ium chloride In water at 100℃; for 0.0833333h; Green chemistry;99%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

oct-3-yn-2-one
1119-58-0

oct-3-yn-2-one

5-n-butyl-1,3,7-trimethylpyrido[2,3-d]pyrimidine-2,4-dione

5-n-butyl-1,3,7-trimethylpyrido[2,3-d]pyrimidine-2,4-dione

Conditions
ConditionsYield
With potassium cyanide; sodium hydroxide; carbon monoxide; nickel cyanide at 24℃; for 0.5h;98.6%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

N,N-dimethyl-formamide dimethyl acetal
4637-24-5

N,N-dimethyl-formamide dimethyl acetal

6-<<(dimethylamino)methylene>amino>-1,3-dimethyluracil
120788-53-6

6-<<(dimethylamino)methylene>amino>-1,3-dimethyluracil

Conditions
ConditionsYield
for 5h; Inert atmosphere; Reflux;98%
for 0.05h; Microwave irradiation;95%
for 5h; Reflux;78%
In benzene for 6h; Heating;66%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

6-amino-1,3-dimethyl-5-formyluracil
54660-80-9

6-amino-1,3-dimethyl-5-formyluracil

Conditions
ConditionsYield
With trichlorophosphate at 49.84 - 59.84℃; for 0.25h;98%
With trichlorophosphate at 100℃; for 1h;90%
With trichlorophosphate Vilsmeier formylation;
Stage #1: 6-Amino-1,3-dimethylbarbituric acid; N,N-dimethyl-formamide at 0℃; for 0.166667h;
Stage #2: With trichlorophosphate at 20℃; for 2h;
219.8 mg
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde
4869-46-9

1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde

6-<(1,3-dimethylureido)carbonyl>-1,3-dimethyl-1,2,3,4-tetrahydropyrido<2,3-d>pyrimidine-2,4(1H,3H)-dione

6-<(1,3-dimethylureido)carbonyl>-1,3-dimethyl-1,2,3,4-tetrahydropyrido<2,3-d>pyrimidine-2,4(1H,3H)-dione

Conditions
ConditionsYield
With acetic acid for 6h; Reflux;98%
With trifluoroacetic acid In acetonitrile Heating;67%
1H-indene-1,3(2H)-dione
606-23-5

1H-indene-1,3(2H)-dione

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

1,3-dimethyl-5-(4-bromophenyl)-1H-indeno[2',1':5,6]pyrido[2,3-d]pyrimidine-2,4,6(3H)-trione

1,3-dimethyl-5-(4-bromophenyl)-1H-indeno[2',1':5,6]pyrido[2,3-d]pyrimidine-2,4,6(3H)-trione

Conditions
ConditionsYield
With zirconium hydrogen sulfate In neat (no solvent) at 80℃; for 1h;98%
With Fe3O4*cellulose sulfuric acid In water at 80℃; for 0.5h; Green chemistry;95%
With nano Fe2O3(at)SiO2-SO3H In water for 2h; Reflux;95%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

6-Amino-5-iodo-1,3-dimethyl-1H-pyrimidine-2,4-dione

6-Amino-5-iodo-1,3-dimethyl-1H-pyrimidine-2,4-dione

Conditions
ConditionsYield
With bis(acetylacetonate)oxovanadium; dihydrogen peroxide; acetic acid; potassium iodide In ethanol; water at 20℃; for 0.166667h; Catalytic behavior; Reagent/catalyst; Concentration; Time;98%
Multi-step reaction with 2 steps
1: 83 percent / CH2Cl2 / 2 h / Ambient temperature
2: 48 percent / acetonitrile / 8 h / Heating
View Scheme
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

dimedone
126-81-8

dimedone

1,3,8,8-tetramethyl-5-(4-chlorophenyl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,7H)-trione
810629-01-7

1,3,8,8-tetramethyl-5-(4-chlorophenyl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,7H)-trione

Conditions
ConditionsYield
With N-methyl-2-oxopyrrolidin-1-ium dihydrogen phosphate at 80℃; for 0.833333h;98%
With nano-[Fe3O4(at)-SiO2(at)R-NHMe2][H2PO4] catalyst In neat (no solvent) at 120℃; for 0.166667h; Temperature; Green chemistry;96%
With nano-[Fe3O4(at)SiO2(at)BDIL] In neat (no solvent) at 120℃; for 0.25h; Reagent/catalyst; Temperature; Time;96%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

dimedone
126-81-8

dimedone

2,4-dichlorobenzaldeyhde
874-42-0

2,4-dichlorobenzaldeyhde

5-(2,4-dichlorophenyl)-1,3,8,8-tetramethyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,5H)-trione
881615-40-3

5-(2,4-dichlorophenyl)-1,3,8,8-tetramethyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,5H)-trione

Conditions
ConditionsYield
With 1-n-butyl-3-methylimidazolim bromide at 95℃; for 4h;98%
With N,N,N',N'-tetramethyl-N-(silica-n-propyl)-N'-sulfonic acid-ethylenediaminium chloride/mesylate ([TSSECM]) In neat (no solvent) at 125℃; for 0.5h;93%
With rhodium(III) chloride hydrate In water at 40℃; for 0.05h; Sonication; Green chemistry;92%
With nano-[Fe3O4(at)SiO2(at)BDIL] In neat (no solvent) at 120℃; for 0.25h;85%
With N,N,N-triethyl-N-sulfoethanammonium chloride In neat (no solvent) at 120℃; for 0.5h; Green chemistry;
2-aminopyrimidine
109-12-6

2-aminopyrimidine

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

6-amino-1,3-dimethyl-5-[(2-pyrimidyl)diazenyl]uracil
1242060-34-9

6-amino-1,3-dimethyl-5-[(2-pyrimidyl)diazenyl]uracil

Conditions
ConditionsYield
Stage #1: 2-aminopyrimidine With sulfuric acid; acetic acid; sodium nitrite at 0 - 5℃; for 2h;
Stage #2: 6-Amino-1,3-dimethylbarbituric acid With sodium hydroxide In water at 0 - 5℃; for 0.25h; pH=7;
98%
BARBITURIC ACID
67-52-7

BARBITURIC ACID

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

1,3-dimethyl-5-(4-chlorophenyl)-5,10-dihydropyrimido[5',4':5,6]pyrido[2,3-d]pyrimidine-2,4,6,8(1H,3H,7H,9H)-tetraone
1207379-31-4

1,3-dimethyl-5-(4-chlorophenyl)-5,10-dihydropyrimido[5',4':5,6]pyrido[2,3-d]pyrimidine-2,4,6,8(1H,3H,7H,9H)-tetraone

Conditions
ConditionsYield
With zirconium hydrogen sulfate In neat (no solvent) at 80℃; for 1h;98%
With hexamethylenetetramine-based ionic liquid immobilized on the MIL-101(Cr) metal-organic framework In neat (no solvent) at 80℃; for 0.233333h;95%
With piperidine In water at 60℃; for 1h; Ultrasound irradiation;87%
With phosphorus pentoxide In ethanol for 2h; Reflux;80%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

Benzoylacetonitrile
614-16-4

Benzoylacetonitrile

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

5-(4-Bromophenyl)-1,3-dimethyl-2,4-dioxo-7-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
1258793-95-1

5-(4-Bromophenyl)-1,3-dimethyl-2,4-dioxo-7-phenyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile

Conditions
ConditionsYield
With 1-n-butyl-3-methylimidazolim bromide at 80℃; for 5.5h;98%
In water at 90℃; for 8h; Green chemistry;97%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

dimedone
126-81-8

dimedone

5-(4-nitrophenyl)-1,3,8,8-tetramethyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,5H)-trione
294198-02-0

5-(4-nitrophenyl)-1,3,8,8-tetramethyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,5H)-trione

Conditions
ConditionsYield
With N-methyl-2-oxopyrrolidin-1-ium dihydrogen phosphate at 80℃; for 0.666667h;98%
With rhodium(III) chloride hydrate In water at 40℃; for 0.05h; Concentration; Temperature; Time; Reagent/catalyst; Solvent; Sonication; Green chemistry;96%
With Fe3O4 nanoparticles supported on cellulose In water for 2h; Reflux; Green chemistry;96%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

dimedone
126-81-8

dimedone

meta-hydroxybenzaldehyde
100-83-4

meta-hydroxybenzaldehyde

1,3,8,8-tetramethyl-5-(3-hydroxyphenyl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,7H)-trione
1353998-42-1

1,3,8,8-tetramethyl-5-(3-hydroxyphenyl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,7H)-trione

Conditions
ConditionsYield
With zirconium hydrogen sulfate In neat (no solvent) at 80℃; for 1h;98%
With toluene-4-sulfonic acid In water at 90℃; for 3h;86%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-methyl-(3-carboxyl-3-oxoprop-1-enyl)benzene
17451-22-8

4-methyl-(3-carboxyl-3-oxoprop-1-enyl)benzene

1,2,3,4,5,8-hexahydro-1,3-dimethyl-5-(4-methylphenyl)-2,4-dioxopyrido[2,3-d]pyrimidine-7-carboxylic acid
1172581-68-8

1,2,3,4,5,8-hexahydro-1,3-dimethyl-5-(4-methylphenyl)-2,4-dioxopyrido[2,3-d]pyrimidine-7-carboxylic acid

Conditions
ConditionsYield
With cadmium oxide nanoparticles In ethanol at 20℃; for 0.166667h; Michael Addition;98%
With zinc(II) oxide at 70℃; for 2h;94%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

(E)-4-(4-bromophenyl)-4-oxobut-2-enoic acid
20972-38-7

(E)-4-(4-bromophenyl)-4-oxobut-2-enoic acid

7-(4-bromophenyl)-1,3-dimethyl-2,4-dioxo-1,2,3,4,5,6-hexahydropyrido[2,3-d]pyrimidine-5-carboxylic acid

7-(4-bromophenyl)-1,3-dimethyl-2,4-dioxo-1,2,3,4,5,6-hexahydropyrido[2,3-d]pyrimidine-5-carboxylic acid

Conditions
ConditionsYield
In acetic acid for 0.75h; Reflux;98%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

(E) 4-(4-fluorophenyl)-4-oxo-2-butenoic acid
35504-85-9

(E) 4-(4-fluorophenyl)-4-oxo-2-butenoic acid

7-(4-fluorophenyl)-1,3-dimethyl-2,4-dioxo-1,2,3,4,5,6-hexahydropyrido[2,3-d]pyrimidine-5-carboxylic acid

7-(4-fluorophenyl)-1,3-dimethyl-2,4-dioxo-1,2,3,4,5,6-hexahydropyrido[2,3-d]pyrimidine-5-carboxylic acid

Conditions
ConditionsYield
In acetic acid for 0.75h; Reflux;98%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

5-(4-bromophenyl)-1,3-dimethyl-6-phenyl-7-thioxo-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione
1544273-97-3

5-(4-bromophenyl)-1,3-dimethyl-6-phenyl-7-thioxo-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione

Conditions
ConditionsYield
With {3-[(6,8-disulfonaphthalen-2-yl)amino]propyl}(ethoxy)silanebis(olate) functionalized silica coated magnetic iron oxide nanoparticles In water for 1.25h; Reflux; Green chemistry;98%
With MIL-53(Fe) metal-organic framework In neat (no solvent) at 110℃; Green chemistry;97%
With PEG-bound sulfonic acid In water Reflux; Green chemistry;78%
With toluene-4-sulfonic acid In water Reflux; Green chemistry; regioselective reaction;71%
6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

1,3-dimethyl-5-(4-nitrophenyl)-6-phenyl-7-thioxo-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione
1544274-00-1

1,3-dimethyl-5-(4-nitrophenyl)-6-phenyl-7-thioxo-5,6,7,8-tetrahydropyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione

Conditions
ConditionsYield
With {3-[(6,8-disulfonaphthalen-2-yl)amino]propyl}(ethoxy)silanebis(olate) functionalized silica coated magnetic iron oxide nanoparticles In water for 1h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Reflux; Green chemistry;98%
With MIL-53(Fe) metal-organic framework In neat (no solvent) at 110℃; Green chemistry;98%
With PEG-bound sulfonic acid In water Reflux; Green chemistry;90%
With toluene-4-sulfonic acid In water Reflux; Green chemistry; regioselective reaction;67%
4-hydroxy[1]benzopyran-2-one
1076-38-6

4-hydroxy[1]benzopyran-2-one

6-Amino-1,3-dimethylbarbituric acid
6642-31-5

6-Amino-1,3-dimethylbarbituric acid

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

6‐amino‐5‐((4‐bromophenyl)(4‐hydroxy‐2‐oxo‐2H‐chromen‐3‐yl)methyl)‐1,3‐dimethylpyrimidine‐2,4(1H,3H)‐dione
1450627-40-3

6‐amino‐5‐((4‐bromophenyl)(4‐hydroxy‐2‐oxo‐2H‐chromen‐3‐yl)methyl)‐1,3‐dimethylpyrimidine‐2,4(1H,3H)‐dione

Conditions
ConditionsYield
With zirconium hydrogen sulfate In neat (no solvent) at 80℃; for 1h;98%
With 2-(3-phenylthioureido)ethylprolinamide In water for 0.25h; Reflux;95%
With phosphotungstic acid In ethanol; water at 20℃; for 0.3h;89%
Stage #1: 4-hydroxy[1]benzopyran-2-one; 4-bromo-benzaldehyde With 1-(1-benzylpiperidin-4-yl)-3-(2-(piperidin-1-yl)ethyl)thiourea In water for 0.25h; Reflux;
Stage #2: 6-Amino-1,3-dimethylbarbituric acid In water for 4h;
86%
With Fe3O4(at)TiO2 Nanocomposite In water at 20℃; for 2.5h; Green chemistry;
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