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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

6-Chloropyrimidine-4,5-diamine

Cas:4316-98-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediate ( such as diabtes series, Anti

4316-98-7

Cas:4316-98-7

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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

Pharmaceutical Grade CAS 4316-98-7 with competitive price

Cas:4316-98-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

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:powder Storage:Store in sealed containers at cool & dry plac

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE CAS 4316-98-7

Cas:4316-98-7

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

4,5-Pyrimidinediamine,6-chloro- 4316-98-7

Cas:4316-98-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE CAS:4316-98-7 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 quali

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE CAS:4316-98-7

Cas:4316-98-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

4,5-Pyrimidinediamine,6-chloro-

Cas:4316-98-7

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

CAS NO.:4316-98-7

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE

Cas:4316-98-7

Min.Order:1 Kilogram

FOB Price: $5.0 / 13.0

Type:Lab/Research institutions

inquiry

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 have s

4-Amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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

4,5-Pyrimidinediamine,6-chloro-

Cas:4316-98-7

Min.Order:0

Negotiable

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-Chloropyrimidine-4,5-diamine

Cas:4316-98-7

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE

Cas:4316-98-7

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE Chemical Properties Melting point 252 °C (decomp) Boiling point 336.7±37.0 °C(Predicted) density 1.565 Fp 157℃ storage temp. Keep in dark place,Inert atmosphere,2-8°C pka 2

4-amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:1 Gram

FOB Price: $66.0

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

4-Amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

6-Chloro-4,5-diaminopyrimidine

Cas:4316-98-7

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

4-Amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

4-Amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

4-Amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

6-Chloro-4,5-pyrimidinediamine cas no. 4316-98-7 98%

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

4,6-Dichloro-5-methylpyrimidine

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

6-Chloro-4,5-diaMinopyriMidine

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

4,5-Pyrimidinediamine,6-chloro-

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate

6-Chloro-4,5-pyrimidinediamine

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white to yellow crystal powder Storage:Room temperature with sealed well Package:according to the clients requirement Applicatio

6-Chloropyrimidine-4,5-diamine

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

6-Chloropyrimidine-4,5-diamine cas 4316-98-7Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

6-Chloropyrimidine-4,5-diamine cas 4316-98-7

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

6-chloropyrimidine-4,5-diamine

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

4-AMINO-6-CHLOROPYRIMIDIN-5-YLAMINE

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

4-Amino-6-chloropyrimidin-5-ylamine Storage:Keep in dry and cool condition Package:according to the clients requirement Application:Biological medicine Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport

4-Amino-6-chloropyrimidin-5-ylamine

Cas:4316-98-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

5-amino-4,6-dichloropyridimine
5413-85-4

5-amino-4,6-dichloropyridimine

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

Conditions
ConditionsYield
With ammonia In water at 100℃; for 46h;97%
With ammonia at 100℃; for 46h;97%
With ammonia In water at 100℃; for 46h;97%
6-chloro-5-nitropyrimidin-4-amine
4316-94-3

6-chloro-5-nitropyrimidin-4-amine

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

Conditions
ConditionsYield
With tin(ll) chloride In ethanol for 1h; Heating;67%
With methanol; nickel Hydrogenation;
With water; zinc
With water; iron; hydrogenchloride In ethanol at 85℃; Industry scale;
4,5-diamino-6-hydroxypyrimidine
1672-50-0

4,5-diamino-6-hydroxypyrimidine

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

Conditions
ConditionsYield
With N,N-dimethyl-aniline; trichlorophosphate for 4h; Heating / reflux;15%
9-(1-Ethoxyethyl-1)-6-chloropurine
33441-77-9

9-(1-Ethoxyethyl-1)-6-chloropurine

A

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

B

9-(1-ethoxyethyl)hypoxanthine

9-(1-ethoxyethyl)hypoxanthine

Conditions
ConditionsYield
With sodium hydroxide In water at 50.1℃; Product distribution; Rate constant; other temperatures; alkalyne hydrolysis of 6-substituted 9-(1-ethoxyethyl)purines, effect of substituent, formation of intermediates;
(2R,3S,4S)-5-[(Z)-5-Amino-6-chloro-pyrimidin-4-ylimino]-pentane-1,2,3,4-tetraol

(2R,3S,4S)-5-[(Z)-5-Amino-6-chloro-pyrimidin-4-ylimino]-pentane-1,2,3,4-tetraol

A

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

B

D-ribose
50-69-1

D-ribose

Conditions
ConditionsYield
With sodium hydroxide at 50.1℃; Mechanism; Rate constant; hydroxide concentration influence;
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

6-iodopyrimidine-4,5-diamine
655255-14-4

6-iodopyrimidine-4,5-diamine

Conditions
ConditionsYield
With hydrogen iodide In water at 0 - 20℃; for 24.5h;98%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

1,1'-carbonyldiimidazole
530-62-1

1,1'-carbonyldiimidazole

6-chloro-7H-purin-8(9H)-one
37527-48-3

6-chloro-7H-purin-8(9H)-one

Conditions
ConditionsYield
In 1,4-dioxane for 0.833333h; Reflux; Inert atmosphere;96%
In 1,4-dioxane for 48h; Heating / reflux;86%
In 1,4-dioxane for 48h; Heating / reflux;86%
In 1,4-dioxane for 48h; Heating / reflux;86%
In 1,4-dioxane for 48h; Heating / reflux;
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

benzoic acid
65-85-0

benzoic acid

6-chloro-8-phenyl-9H-purine

6-chloro-8-phenyl-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Reagent/catalyst; Solvent; Temperature; Green chemistry;94%
With ammonium chloride; trichlorophosphate at 100℃; for 18h;69%
With ammonium chloride; trichlorophosphate at 100℃; for 24h;
formic acid
64-18-6

formic acid

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

N-(5-amino-6-chloropyrimidin-4-yl)formamide
7501-32-8

N-(5-amino-6-chloropyrimidin-4-yl)formamide

Conditions
ConditionsYield
With acetic anhydride at 70℃; for 72h; Inert atmosphere;94%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

9-Anthracenecarboxylic acid
723-62-6

9-Anthracenecarboxylic acid

6-chloro-8-(anthracen-9-yl)-9H-purine

6-chloro-8-(anthracen-9-yl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;94%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

4-Bromobenzoic acid
586-76-5

4-Bromobenzoic acid

6-chloro-8-(4-bromophenyl)-9H-purine

6-chloro-8-(4-bromophenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;93%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

4-hydroxy-benzoic acid
99-96-7

4-hydroxy-benzoic acid

6-chloro-8-(4-hydroxyphenyl)-9H-purine

6-chloro-8-(4-hydroxyphenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;93%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

2,5-dihydroxybenzoic acid.
490-79-9

2,5-dihydroxybenzoic acid.

6-chloro-8-(2,5-dihydroxyphenyl)-9H-purine

6-chloro-8-(2,5-dihydroxyphenyl)-9H-purine

Conditions
ConditionsYield
In ethanol at 20℃; for 1h; Green chemistry;92%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

4-trifluoromethylbenzoic acid
455-24-3

4-trifluoromethylbenzoic acid

6-chloro-8-(4-(trifluoromethyl)phenyl)-9H-purine

6-chloro-8-(4-(trifluoromethyl)phenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;91%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

2-bromobenzoic-acid
88-65-3

2-bromobenzoic-acid

6-chloro-8-(2-bromophenyl)-9H-purine

6-chloro-8-(2-bromophenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;91%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

ortho-chlorobenzoic acid
118-91-2

ortho-chlorobenzoic acid

6-chloro-8-(2-chlorophenyl)-9H-purine

6-chloro-8-(2-chlorophenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;90%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

3,4-Dihydroxybenzoic acid
99-50-3

3,4-Dihydroxybenzoic acid

6-chloro-8-(3,4-dihydroxyphenyl)-9H-purine

6-chloro-8-(3,4-dihydroxyphenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;90%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

benzaldehyde
100-52-7

benzaldehyde

8-phenyl-1,7-dihydro-purine-6-thione
3298-76-8

8-phenyl-1,7-dihydro-purine-6-thione

Conditions
ConditionsYield
With sulfur In N,N-dimethyl-formamide at 90 - 100℃;89%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

4-methoxybenzoic acid
100-09-4

4-methoxybenzoic acid

6-chloro-8-(4-methoxyphenyl)-9H-purine

6-chloro-8-(4-methoxyphenyl)-9H-purine

Conditions
ConditionsYield
With Ag/SiO2 catalyst In ethanol at 20℃; for 1h; Green chemistry;89%
ortho-methylbenzoic acid
118-90-1

ortho-methylbenzoic acid

6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

6-chloro-8-(o-tolyl)-7H-purine

6-chloro-8-(o-tolyl)-7H-purine

Conditions
ConditionsYield
With ammonium chloride; trichlorophosphate at 110℃;88.4%
With ammonium chloride; trichlorophosphate at 110℃;88.4%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

Cyclobutanecarboxylic acid
3721-95-7

Cyclobutanecarboxylic acid

6-chloro-8-cyclobutyl-9H-purine

6-chloro-8-cyclobutyl-9H-purine

Conditions
ConditionsYield
With ammonium chloride; trichlorophosphate at 110℃; for 16h;86%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

1-naphthalenecarboxylic acid
86-55-5

1-naphthalenecarboxylic acid

6-chloro-8-(1-naphthyl)-9H-purine
1007125-12-3

6-chloro-8-(1-naphthyl)-9H-purine

Conditions
ConditionsYield
Stage #1: 6-chloro-4,5-diaminopyrimidine; 1-naphthalenecarboxylic acid With trichlorophosphate at 110℃; for 5.5h;
Stage #2: With sodium hydrogencarbonate In dichloromethane; water
80%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

N,N-dimethyl acetamide
127-19-5

N,N-dimethyl acetamide

N'-(4-amino-6-chloropyrimidin-5-yl)-N,N-dimethylacetamidine

N'-(4-amino-6-chloropyrimidin-5-yl)-N,N-dimethylacetamidine

Conditions
ConditionsYield
Stage #1: 6-chloro-4,5-diaminopyrimidine; N,N-dimethyl acetamide at 0℃; for 0.166667h; Inert atmosphere;
Stage #2: With trichlorophosphate at 25℃; for 2h;
80%
Stage #1: 6-chloro-4,5-diaminopyrimidine; N,N-dimethyl acetamide at 0℃; for 0.166667h; Inert atmosphere;
Stage #2: With trichlorophosphate at 20℃; for 2h;
80%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

(E)-3-phenylacrylic acid
140-10-3

(E)-3-phenylacrylic acid

4-amino-phenol
123-30-8

4-amino-phenol

(E)-8-styryl-N-(4-hydroxyphenyl)-9H-purin-6-amine

(E)-8-styryl-N-(4-hydroxyphenyl)-9H-purin-6-amine

Conditions
ConditionsYield
Stage #1: 6-chloro-4,5-diaminopyrimidine; (E)-3-phenylacrylic acid With ammonium chloride; trichlorophosphate for 24h; Reflux;
Stage #2: 4-amino-phenol With hydrogenchloride In isopropyl alcohol Reflux;
79.2%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

3,4-dimethoxy-trans-cinnamic acid
14737-89-4

3,4-dimethoxy-trans-cinnamic acid

(E)-6-chloro-8-(3,4-dimethoxystyryl)-9H-purine

(E)-6-chloro-8-(3,4-dimethoxystyryl)-9H-purine

Conditions
ConditionsYield
With ammonium chloride; trichlorophosphate for 24h; Reflux;78.5%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

salicylaldehyde
90-02-8

salicylaldehyde

5-Oxa-2,4,11-triaza-dibenzo[a,d]cyclohepten-1-ylamine
84762-59-4

5-Oxa-2,4,11-triaza-dibenzo[a,d]cyclohepten-1-ylamine

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 110 - 120℃; for 4h;78%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

di(succinimido) carbonate
74124-79-1

di(succinimido) carbonate

6-chloro-7H-purin-8(9H)-one
37527-48-3

6-chloro-7H-purin-8(9H)-one

Conditions
ConditionsYield
In acetonitrile for 16h; Heating / reflux;78%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

methyl 2,2,2-trimethoxyacetate
18370-95-1

methyl 2,2,2-trimethoxyacetate

4-chloro-6-methoxypteridin-7(8H)-one
1365604-90-5

4-chloro-6-methoxypteridin-7(8H)-one

Conditions
ConditionsYield
camphor-10-sulfonic acid In acetonitrile for 16h; Reflux;76%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

(E)-3-phenylacrylic acid
140-10-3

(E)-3-phenylacrylic acid

o-toluidine
95-53-4

o-toluidine

(E)-8-styryl-N-(o-tolyl)-9H-purin-6-amine

(E)-8-styryl-N-(o-tolyl)-9H-purin-6-amine

Conditions
ConditionsYield
Stage #1: 6-chloro-4,5-diaminopyrimidine; (E)-3-phenylacrylic acid With ammonium chloride; trichlorophosphate for 24h; Reflux;
Stage #2: o-toluidine With hydrogenchloride In isopropyl alcohol Reflux;
72.3%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

dimethylglyoxal
431-03-8

dimethylglyoxal

6,7-dimethyl-4-hydroxypteridine
14684-54-9

6,7-dimethyl-4-hydroxypteridine

Conditions
ConditionsYield
In methanol; toluene for 1h; Reflux;72%
In methanol; toluene for 1h; Reflux;72%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

trifluoroacetic acid
76-05-1

trifluoroacetic acid

6-hydroxy-8-trifluoromethyl purine

6-hydroxy-8-trifluoromethyl purine

Conditions
ConditionsYield
at 70℃; for 16h;61%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

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

N,N-dimethyl-formamide

N'-(4-amino-6-chloropyrimidin-5-yl)-N,N-dimethylformamidine

N'-(4-amino-6-chloropyrimidin-5-yl)-N,N-dimethylformamidine

Conditions
ConditionsYield
Stage #1: 6-chloro-4,5-diaminopyrimidine; N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere;
Stage #2: With trichlorophosphate at 25℃; for 2h;
60%
Stage #1: 6-chloro-4,5-diaminopyrimidine; N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere;
Stage #2: With trichlorophosphate at 20℃; for 2h;
60%
6-chloro-4,5-diaminopyrimidine
4316-98-7

6-chloro-4,5-diaminopyrimidine

isopropyl alcohol
67-63-0

isopropyl alcohol

7-isopropoxy-3H-1,2,3-triazolo[4,5-d]pyrimidine

7-isopropoxy-3H-1,2,3-triazolo[4,5-d]pyrimidine

Conditions
ConditionsYield
Stage #1: 6-chloro-4,5-diaminopyrimidine With n-Amyl nitrite In 1,4-dioxane at 80 - 90℃; for 0.5h;
Stage #2: isopropyl alcohol With sodium at 80℃; for 0.5h;
55%

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