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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

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

524-40-3 RICININE

Cas:524-40-3

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Lab/Research institutions

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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

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

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo- 524-40-3

Cas:524-40-3

Min.Order:1 Kilogram

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Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

RICININE CAS:524-40-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates, ste

RICININE CAS:524-40-3

Cas:524-40-3

Min.Order:1 Gram

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Type:Lab/Research institutions

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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

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:1 Kilogram

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Type:Lab/Research institutions

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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

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:0

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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

RICININE

Cas:524-40-3

Min.Order:0 Metric Ton

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Type:Lab/Research institutions

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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

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Manufacturers

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BOC Sciences

BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell. https://adc.bocsci.com/product/ricin

Ricinine

Cas:524-40-3

Min.Order:1 Gram

Negotiable

Type:Trading Company

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Antimex Chemical Limied

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-Appearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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DB BIOTECH CO., LTD

best seller Application:API

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Fandachem Co.,Ltd

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo- cas 524-40-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

NANJING SUNNY PHARMATECH CO., LTD

We are professional supplier in China for this product, we are dedicated to providing customers with the best quality, price, and service. Please feel free to send us inquiries.Appearance:Please contact us for product details Package:As per shipment

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:20mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any por

Ricinine

Cas:524-40-3

Min.Order:0

Negotiable

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Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

524-40-3

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Hebei Muhuang Technology Co., Ltd

best seller Application:API

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo- CAS NO.524-40-3

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Hebei Bosang International Trade Co.,Ltd.

Hebei Bosang International Trade Co.,Ltd. specializes in exporting high quality Pharmaceutical intermediates,Pharmaceutical raw materials,Phenylephrine,Safe Organic Solvents,HGH, Plant Extract, Spice Auxiliary and Hormones. Our products are produced

524-40-3 CAS NO.524-40-3

Cas:524-40-3

Min.Order:100 Gram

Negotiable

Type:Trading Company

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Chengdu Push Bio-technology Co., Ltd

Chengdu Push Bio-technology Co., Ltd. provides more than 2,000 natural monomeric substances, including approximately 5,000 products at different grades, specifications and purities, to meet your needs in many fields, such as natural drugs, biological

Ricinine

Cas:524-40-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Nanjing Raymon Biotech Co., Ltd.

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-Appearance:Off white to slight yellow solid Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates T

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the RICININE, CAS:524-40-3 with the most competitive price and the best quality. We can o

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Hebei Ruishun Trade Co.,Ltd

Supply top quality products with a reasonable price Application:api

524-40-3

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Chemical Co.Ltd

Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en

3-Pyridinecarbonitrile,1,2-dihydro-4-methoxy-1-methyl-2-oxo-

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Cerilliant Corporation

more information,please contact us

RICININE

Cas:524-40-3

Min.Order:0

Negotiable

Type:Trading Company

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Synthetic route

4-methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile
21642-98-8

4-methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile

methyl iodide
74-88-4

methyl iodide

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
Stage #1: 4-methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile With potassium tert-butylate; tetra-(n-butyl)ammonium iodide In tetrahydrofuran at 0℃;
Stage #2: methyl iodide In tetrahydrofuran at 20℃;
90%
With potassium carbonate In acetonitrile for 10h; Reflux;78%
2,4-Dimethoxy-pyridin-3-carbonitril
95689-37-5

2,4-Dimethoxy-pyridin-3-carbonitril

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With methyl iodide at 130℃; for 6h;70%
With methyl iodide at 155℃;
1,2-dihydro-4-methoxy-1-methyl-2-oxopyridine-3-carboxylic acid
16803-45-5

1,2-dihydro-4-methoxy-1-methyl-2-oxopyridine-3-carboxylic acid

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With ethylpolyphosphate; ammonia In chloroform 1a) 2 h, b) 80 deg C, 4 h;56%
4-methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile
21642-98-8

4-methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile

dimethyl sulfate
77-78-1

dimethyl sulfate

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With sodium hydroxide at 0℃;53%
2-Chloro-5-cyano-4-methoxy-N-methylpyrid-6-one
93769-12-1

2-Chloro-5-cyano-4-methoxy-N-methylpyrid-6-one

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With sulfuric acid; zinc
4-methoxypyridine-3-carbonitrile
74133-20-3

4-methoxypyridine-3-carbonitrile

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With dimethyl sulfate; benzene Behandeln des Reaktionsprodukts mit K3 in H2O;
2,4-Dimethoxy-pyridin-3-carbonitril
95689-37-5

2,4-Dimethoxy-pyridin-3-carbonitril

methyl iodide
74-88-4

methyl iodide

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
at 120 - 130℃;
at 120 - 130℃; im Vakuum;
at 120 - 130℃; im Rohr;
chloroform
67-66-3

chloroform

1-methyl-2,4-dioxo-1,2,3,4-tetrahydro-pyridine-3-carbonitrile; silver salt

1-methyl-2,4-dioxo-1,2,3,4-tetrahydro-pyridine-3-carbonitrile; silver salt

methyl iodide
74-88-4

methyl iodide

ricinin
524-40-3

ricinin

methyl iodide
74-88-4

methyl iodide

silver salt of/the/ ricininic acid

silver salt of/the/ ricininic acid

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With chloroform
sodium-compound of/the/ ricininic acid

sodium-compound of/the/ ricininic acid

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
With methyl bromide at 100℃;
With dimethyl sulfate; xylene
4-chloro-3-cyano-1-methylpyridin-2(1H)-one
62617-49-6

4-chloro-3-cyano-1-methylpyridin-2(1H)-one

sodium methylate
124-41-4

sodium methylate

A

ricinin
524-40-3

ricinin

B

ricininic acid

ricininic acid

4-hydroxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile
520-78-5

4-hydroxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
In methanol; diethyl ether for 48h;120 mg
1,1-Dicyan-4-(N,N-dimethylamino)-2-methoxybutadien-1,3
95689-38-6

1,1-Dicyan-4-(N,N-dimethylamino)-2-methoxybutadien-1,3

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 87 percent / methanol / 15 h / Heating
2: 70 percent / CH3I / 6 h / 130 °C
View Scheme
4-methoxy-1-methyl-2-pyridone
41759-19-7

4-methoxy-1-methyl-2-pyridone

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1) BuLi / 1) THF, hexane, -78 deg C, 30 min, 2a) -78 deg C, 15 min
2: 56 percent / ethylpolyphosphate, NH3(g) / CHCl3 / 1a) 2 h, b) 80 deg C, 4 h
View Scheme
4-hydroxy-2-pyridone
626-03-9

4-hydroxy-2-pyridone

ricinin
524-40-3

ricinin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 50 percent / 40percent aq. NaOH, triethylbenzylammonium bromide / benzene / 96 h / 70 °C
2: 1) BuLi / 1) THF, hexane, -78 deg C, 30 min, 2a) -78 deg C, 15 min
3: 56 percent / ethylpolyphosphate, NH3(g) / CHCl3 / 1a) 2 h, b) 80 deg C, 4 h
View Scheme
ricinin
524-40-3

ricinin

4-hydroxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile
520-78-5

4-hydroxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane In N,N-dimethyl-formamide at 90℃; for 6h; Green chemistry; chemoselective reaction;92%
With water; sodium hydroxide In tetrahydrofuran at 110℃; for 2h;87.5%
With sodium hydroxide In water for 0.333333h;
With sodium hydroxide for 0.5h; Heating;0.31 g
ricinin
524-40-3

ricinin

5-bromo-4-methoxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

5-bromo-4-methoxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile

Conditions
ConditionsYield
With N-Bromosuccinimide; trifluoroacetic acid In acetonitrile for 8h; Reflux;81%
With bromine In dichloromethane at 60℃; for 48h;47.3%
With bromine In dichloromethane at 60℃; for 48h;
ricinin
524-40-3

ricinin

4-methoxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonamide

4-methoxy-1-methyl-2-oxo-1,2-dihydropyridine-3-carbonamide

Conditions
ConditionsYield
With sulfuric acid at 80 - 90℃; for 6h;72%
With polyphosphoric acid at 110℃; for 2h;43.6%
ricinin
524-40-3

ricinin

pyridine
110-86-1

pyridine

Conditions
ConditionsYield
bei der Zinkstaub-Destillation;
ricinin
524-40-3

ricinin

2-Chloro-5-cyano-4-methoxy-N-methylpyrid-6-one
93769-12-1

2-Chloro-5-cyano-4-methoxy-N-methylpyrid-6-one

Conditions
ConditionsYield
With chlorine; acetic acid
ricinin
524-40-3

ricinin

1-methyl-1H-pyridine-2,4-dione
856956-19-9

1-methyl-1H-pyridine-2,4-dione

Conditions
ConditionsYield
With hydrogenchloride at 140℃;
ricinin
524-40-3

ricinin

4-methoxy-1-methyl-2-pyridone
41759-19-7

4-methoxy-1-methyl-2-pyridone

Conditions
ConditionsYield
With sulfuric acid
ricinin
524-40-3

ricinin

1-methyl-2,4-dioxo-1,2,3,4-tetrahydro-pyridine-3-carbonitrile

1-methyl-2,4-dioxo-1,2,3,4-tetrahydro-pyridine-3-carbonitrile

Conditions
ConditionsYield
With aqueous alkali
With potassium hydroxide
With potassium carbonate
ricinin
524-40-3

ricinin

6-bromo-4-methoxy-1-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile

6-bromo-4-methoxy-1-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile

Conditions
ConditionsYield
With water; bromine
With chloroform; bromine
ricinin
524-40-3

ricinin

4-methoxy-1-methyl-2-oxo-piperidine-3-carbonitrile; hydrochloride

4-methoxy-1-methyl-2-oxo-piperidine-3-carbonitrile; hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; platinum
ricinin
524-40-3

ricinin

zinc dust

zinc dust

α.γ-dipyridyl

α.γ-dipyridyl

Conditions
ConditionsYield
beim Erhitzen auf Dunkelrotglut;
hydrogenchloride
7647-01-0

hydrogenchloride

ricinin
524-40-3

ricinin

1-methyl-1H-pyridine-2,4-dione
856956-19-9

1-methyl-1H-pyridine-2,4-dione

Conditions
ConditionsYield
at 140℃; im Rohr;
ricinin
524-40-3

ricinin

sulfuric acid
7664-93-9

sulfuric acid

1-methyl-4-methoxy-pyridone-(2)

1-methyl-4-methoxy-pyridone-(2)

ricinin
524-40-3

ricinin

water
7732-18-5

water

barium permanganate

barium permanganate

A

hydrogen cyanide
74-90-8

hydrogen cyanide

B

succinic acid
110-15-6

succinic acid

C

ammonia
7664-41-7

ammonia

D

oxalic acid
144-62-7

oxalic acid

ricinin
524-40-3

ricinin

chloroform
67-66-3

chloroform

bromine
7726-95-6

bromine

bromoricinine

bromoricinine

ricinin
524-40-3

ricinin

water
7732-18-5

water

bromine
7726-95-6

bromine

bromoricinine

bromoricinine

ricinin
524-40-3

ricinin

chlorine
7782-50-5

chlorine

acetic acid
64-19-7

acetic acid

chlororicinine

chlororicinine

ricinin
524-40-3

ricinin

alkali

alkali

A

methanol
67-56-1

methanol

B

ricininic acid

ricininic acid

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