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Henan Sigma Biotechnology Co., Ltd.

1. We integrate research and development, production, and sales. A 1800 square meter research and development center,The company has conducted over 50 research and development and technical service projects annually, applied for more than 10 patents,

Allopurinol

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $66.0 / 99.0

Type:Trading Company

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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

Allopurinol Manufacturer/High quality/Best price/In stock

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Sinoway Industrial Co., Ltd.

We are very compeitive on Losartan potassium.Our mfr is GMP certified for this item with CEP document. Product Name: Allopurinol CAS: 315-30-0 MF: C5H4N4O

factory supply GMP,DMF Allopurinol

Cas:315-30-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for Allopurinol Cas 315-30-0 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White or almost white powder Storage:Store at RT Package:25kg/drum App

High quality USP Allopurinol Cas 315-30-0 with favorable price and good service

Cas:315-30-0

Min.Order:25 Kilogram

FOB Price: $22.0 / 25.0

Type:Trading Company

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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 Allopurinol

Cas:315-30-0

Min.Order:1

Negotiable

Type:Other

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Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need C

Allopurinol manufacturer with low price

Cas:315-30-0

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Factory Price API 99% Allopurinol 315-30-0 GMP Manufacturer

Cas:315-30-0

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

Allopurinol

Cas:315-30-0

Min.Order:5 Milligram

Negotiable

Type:Manufacturers

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Chemwill Asia Co., Ltd.

Highly quality Factory Chemwill Asia co.,Ltd is one of the leading manufacturer in CHINA. Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Active pharmaceuti

Allopurinol Factory

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Product Name: Allopurinol Synonyms: Don't Piao alcohol;Allopurinol 0;4-Hydroxy-1H-pyrazolo[3,4-d]pyrimidine,98%;Allopurinol (1H-Pyrazolo(3,4-d)pyrimidin-4-ol);ALLOPURINOL EP [DRUG AND DRUGS INTERMEDI;TIMTEC-BB SBB004202;ISOPURINOL;

315-30-0 Allopurinol

Cas:315-30-0

Min.Order:1 Gram

FOB Price: $8900.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

Allopurinol Powder CAS 315-30-0

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

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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

New production CAS 315-30-0 with best quality

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

Company profile: Hebei Sankai Chemical Technology Co., Ltd. is a new chemical enterprise integrating the research, manufacturing and supply of chemicals. Located in the beautiful "cattle city" Xingtai, Hebei Sankai Chemical Technology Co.,

Allopurinol CAS315-30-0

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $10.0 / 20.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

product Name 4-Hydroxypyrazolo[3,4-d]pyrimidine Synonyms Adenock; Allopurinol; Hydroxypyrazolodpyrimidine; pyrazolo(3,4-d)pyrimidin-1-ol; 4-Hydroxypyrazolo(3,4-d)-pyrimidine; 1H-Pyrazolo[3,4-d]pyrimidin-4-o

Allopurinol

Cas:315-30-0

Min.Order:25 Kilogram

FOB Price: $1.0

Type:Other

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LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

Allopurinol/ LIDE PHARMA- Factory supply / Best price

Cas:315-30-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

Advantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best s

99% Allopurinol 315-30-0 For Anti-gout Drugs

Cas:315-30-0

Min.Order:10 Gram

Negotiable

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Appearance:white powder Storage:storage in a dr

Hight quality Allopurinol 99% CAS NO.315-30-0

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Lab/Research institutions

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Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Factory Supply High Quality pure Allopurinol Powder Discount Price Allopurinol powder Whole Price

Cas:315-30-0

Min.Order:10 Gram

FOB Price: $0.6

Type:Trading Company

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HANWAYS CHEMPHARM CO.,LIMITED

Wuhan hanweishi Pharmchem Co., Ltd(Hanways chempharm) is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The leading products range are APIs, Hormones, Peptides

Allopurinol CAS 315-30-0

Cas:315-30-0

Min.Order:100 Kilogram

FOB Price: $1.0 / 5.0

Type:Trading Company

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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 present

Antihyperuricemia, antigout drugs Allopurinol/CAS:315-30-0

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $26.0 / 37.5

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Allopurinol CAS:315-30-0 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,

Allopurinol CAS:315-30-0

Cas:315-30-0

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

Allopurinol

Cas:315-30-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,

4-Hydroxypyrazolo[3,4-d]pyrimidine CAS NO.: 315-30-0

Cas:315-30-0

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

inquiry

Hubei Jiutian Bio-medical Technology Co., Ltd

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie

Allopurinol CAS 315-30-0

Cas:315-30-0

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.:315-30-0

Cas:315-30-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Mojin Biotechnology Co.,Ltd

Hebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price. We also have several

Allopurinol cas:315-30-0

Cas:315-30-0

Min.Order:25 Gram

FOB Price: $90.0 / 100.0

Type:Trading Company

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Shanxi Ankesi Biotechnology Co., Ltd

Our Advantage 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good qual

High quality Allopurinol CAS 315-30-0 AKS

Cas:315-30-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

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 etc. 3) OEM/ODM Available;

Allopurinol CAS 315-30-0 Good Quality 4-Hydroxypyrazolo[3,4-d]pyrimidine

Cas:315-30-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Leader Biochemical Group

PRODUCT DETAILS

China Largest Manufacturer factory sales Allopurinol CAS 315-30-0

Cas:315-30-0

Min.Order:500 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

Allopurinol

Cas:315-30-0

Min.Order:1 Kilogram

FOB Price: $1.0 / 100000.0

Type:Lab/Research institutions

inquiry

Synthetic route

formic acid
64-18-6

formic acid

2-cyano-3-morpholinoacrylamide
25229-97-4

2-cyano-3-morpholinoacrylamide

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

Conditions
ConditionsYield
Stage #1: 2-cyano-3-morpholinoacrylamide With hydrazine hydrate In water at 90 - 100℃;
Stage #2: formic acid; formamide at 100 - 170℃;
96%
3-methylthio-4-hydroxypyrazolo<3,4-d>pyrimidine
90914-36-6

3-methylthio-4-hydroxypyrazolo<3,4-d>pyrimidine

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

Conditions
ConditionsYield
nickel In ethanol for 40h; Heating;66%
1-({[4-(morpholinomethyl)-benzoyl]oxy}methyl)allopurinol

1-({[4-(morpholinomethyl)-benzoyl]oxy}methyl)allopurinol

A

formaldehyd
50-00-0

formaldehyd

B

4-(morpholinomethyl)benzoic acid
62642-62-0

4-(morpholinomethyl)benzoic acid

C

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

Conditions
ConditionsYield
In water at 37℃; Product distribution; phosphate buffer pH=7.4, human plasma; other N-subst. N-<<<(aminomethyl)benzoyl>oxy>methyl> drug derivatives; time course of the reaction;
3-amino-1H-pyrazole-4-carboxylic acid methyl ester
29097-00-5

3-amino-1H-pyrazole-4-carboxylic acid methyl ester

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

Conditions
ConditionsYield
at 155℃; for 11h; Temperature;
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

allopurinol sodium

allopurinol sodium

Conditions
ConditionsYield
With sodium hydroxide In water at 15 - 30℃; for 1h; Reagent/catalyst; Solvent; Temperature; Inert atmosphere;81.8%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

5-Iodo-4(3H)-oxo-7H-pyrazolo<3,4-d>pyrimidine
144750-83-4

5-Iodo-4(3H)-oxo-7H-pyrazolo<3,4-d>pyrimidine

Conditions
ConditionsYield
With N-iodo-succinimide In N,N-dimethyl-formamide at 110℃; for 18h;81%
2-bromo-4-chlorophenol
695-96-5

2-bromo-4-chlorophenol

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

4-chloro-2-[pyrazolo[3,4-d]pyrimidine-4-yloxy]phenol

4-chloro-2-[pyrazolo[3,4-d]pyrimidine-4-yloxy]phenol

Conditions
ConditionsYield
With caesium carbonate; copper(l) chloride In 1-methyl-pyrrolidin-2-one for 0.0833333h; Ullmann ether synthesis; microwave irradiation;80%
tris(triphenylphosphine)ruthenium(II) chloride
15529-49-4, 41756-81-4

tris(triphenylphosphine)ruthenium(II) chloride

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

C46H38Cl2N8O2P2Ru

C46H38Cl2N8O2P2Ru

Conditions
ConditionsYield
In methanol; dichloromethane for 4h; Schlenk technique; Reflux;80%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

4-chloro-1H-pyrazolo[3,4-d]pyrimidine
5399-92-8

4-chloro-1H-pyrazolo[3,4-d]pyrimidine

Conditions
ConditionsYield
With N,N-dimethyl-formamide; trichlorophosphate for 12h; Reflux;76%
With trichlorophosphate In N,N-dimethyl-aniline for 1h; Reflux;72%
With trichlorophosphate In N,N-dimethyl-aniline at 80℃; for 2h;70%
RuCl2(1,4-bis(diphenylphosphino)butane)(PPh3)
88496-72-4

RuCl2(1,4-bis(diphenylphosphino)butane)(PPh3)

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

C38H36Cl2N8O2P2Ru

C38H36Cl2N8O2P2Ru

Conditions
ConditionsYield
In methanol; dichloromethane at 20℃; for 0.5h; Schlenk technique;70%
2'-Deoxyguanosine
961-07-9

2'-Deoxyguanosine

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

8-aza-7-deaza-2'-deoxyinosine
95087-12-0

8-aza-7-deaza-2'-deoxyinosine

Conditions
ConditionsYield
With purine nucleoside phosphorylase at 50℃; pH=7; aq. phosphate buffer; Enzymatic reaction;68%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

1-bromo-2-(10β-dihydroartemisinoxy)ethane
101834-30-4

1-bromo-2-(10β-dihydroartemisinoxy)ethane

C39H56N4O11

C39H56N4O11

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 60℃; for 2.5h;63.4%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

8-aza-7-deaza-2'-deoxyinosine
95087-12-0

8-aza-7-deaza-2'-deoxyinosine

Conditions
ConditionsYield
With purine nucleoside phosphorylase; phosphopentomutase; ribokinase; potassium chloride; ATP; manganese(ll) chloride at 40℃; for 10h; pH=7.5; aq. buffer; Enzymatic reaction; regiospecific reaction;60%
3-trifluoromethylaniline
98-16-8

3-trifluoromethylaniline

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

4-(3-trifluoromethylanilino)-1H-pyrazolo<3,4-d>pyrimidine

4-(3-trifluoromethylanilino)-1H-pyrazolo<3,4-d>pyrimidine

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 200℃; for 24h;59%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

4-chloro-3-trifluoromethyl-aniline
320-51-4

4-chloro-3-trifluoromethyl-aniline

(4-Chloro-3-trifluoromethyl-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

(4-Chloro-3-trifluoromethyl-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 200℃; for 3h;56%
3-chloro-aniline
108-42-9

3-chloro-aniline

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

(3-Chloro-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

(3-Chloro-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 200℃; for 3h;50%
3,5-dimethylaminoaniline
108-69-0

3,5-dimethylaminoaniline

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

(3,5-Dimethyl-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

(3,5-Dimethyl-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 150℃; for 3h;48%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

1-bromo-2-(10β-dihydroartemisinoxy)ethane
101834-30-4

1-bromo-2-(10β-dihydroartemisinoxy)ethane

C22H30N4O6

C22H30N4O6

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 60℃; for 2.5h;35.2%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

4-fluoroaniline
371-40-4

4-fluoroaniline

(4-Fluoro-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

(4-Fluoro-phenyl)-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-amine

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 150℃; for 3h;31%
(2S,3R,4R,5S)-2-[N-benzyl-N-(p-toluenesulfonyl)]aminomethyl 3,4-dibenzyloxy-5-(p-toluenesulfonyl)methyl-1-N-(p-toluenesulfonyl)pyrrolidine

(2S,3R,4R,5S)-2-[N-benzyl-N-(p-toluenesulfonyl)]aminomethyl 3,4-dibenzyloxy-5-(p-toluenesulfonyl)methyl-1-N-(p-toluenesulfonyl)pyrrolidine

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

A

(2S,3R,4R,5S)-2-N-[benzyl-N-(p-toluenesulfonyl)]aminomethyl-3,4-bis(benzyloxy)-5-(N8-allopurinol)-1-N-(ptoluenesulfonyl)pyrrolidine

(2S,3R,4R,5S)-2-N-[benzyl-N-(p-toluenesulfonyl)]aminomethyl-3,4-bis(benzyloxy)-5-(N8-allopurinol)-1-N-(ptoluenesulfonyl)pyrrolidine

B

(2S,3R,4R,5S)-2-N-[benzyl-N-(p-toluenesulfonyl)]aminomethyl-3,4-bis(benzyloxy)-5-(N9-allopurinol)-1-N-(p-toluenesulfonyl)pyrrolidine

(2S,3R,4R,5S)-2-N-[benzyl-N-(p-toluenesulfonyl)]aminomethyl-3,4-bis(benzyloxy)-5-(N9-allopurinol)-1-N-(p-toluenesulfonyl)pyrrolidine

C

(2S,3R,4R,5S)-2-N-[benzyl-N-(p-toluenesulfonyl)]aminomethyl-3,4-bis(benzyloxy)-5-(N-2-allopurinol)-1-N-(p-toluenesulfonyl)pyrrolidine

(2S,3R,4R,5S)-2-N-[benzyl-N-(p-toluenesulfonyl)]aminomethyl-3,4-bis(benzyloxy)-5-(N-2-allopurinol)-1-N-(p-toluenesulfonyl)pyrrolidine

Conditions
ConditionsYield
With 18-crown-6 ether; potassium carbonate In N,N-dimethyl-formamide at 85℃; for 8h;A 31%
B n/a
C n/a
4-chloro-aniline
106-47-8

4-chloro-aniline

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

ETP-45852

ETP-45852

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 200℃; for 2.5h;26%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

uridine
58-96-8

uridine

1-β-D-ribofuranosyl-1H-pyrazolo<3,4-d>pyrimidin-4-one
16220-07-8

1-β-D-ribofuranosyl-1H-pyrazolo<3,4-d>pyrimidin-4-one

Conditions
ConditionsYield
With dipotassium hydrogenphosphate at 36℃; for 144h; pH 7.2, purine nucleoside phosphorylase, uridine phosphorylase;24%
aniline
62-53-3

aniline

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

N-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine
99973-41-8

N-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine

Conditions
ConditionsYield
With phosphorus pentoxide; triethylamine hydrochloride at 150℃; for 1.5h;21%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

A

1,5-bis((6E)‐3,7,11‐trimethyldodeca‐2,6,10‐trien‐1‐yl)‐1,5‐dihydro‐4H-pyrazolo[3,4‐d]pyrimidin‐4‐one

1,5-bis((6E)‐3,7,11‐trimethyldodeca‐2,6,10‐trien‐1‐yl)‐1,5‐dihydro‐4H-pyrazolo[3,4‐d]pyrimidin‐4‐one

B

2,7‐bis((6E)-3,7,11‐trimethyldodeca‐2,6,10‐trien‐1‐yl)‐2,7‐dihydro‐4H-pyrazolo[3,4‐d]pyrimidin‐4‐one

2,7‐bis((6E)-3,7,11‐trimethyldodeca‐2,6,10‐trien‐1‐yl)‐2,7‐dihydro‐4H-pyrazolo[3,4‐d]pyrimidin‐4‐one

C

5‐((2E,6E)-3,7,11‐trimethyldodeca‐2,6,10‐trien‐1‐yl)‐5H-pyrazolo[3,4‐d]pyrimidin‐4‐ol

5‐((2E,6E)-3,7,11‐trimethyldodeca‐2,6,10‐trien‐1‐yl)‐5H-pyrazolo[3,4‐d]pyrimidin‐4‐ol

Conditions
ConditionsYield
Stage #1: 4-hydroxypyrazolo(3,4-d)pyrimidine With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere;
Stage #2: farnesyl bromide In N,N-dimethyl-formamide at 70℃; for 27h; Inert atmosphere;
A 12%
B 4%
C 21%
C10H10Cl4N2O2

C10H10Cl4N2O2

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

2-(pyridin-2-yl)ethyl N-(2,2,2-trichloro-1-(4-hydroxy-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)carbamate

2-(pyridin-2-yl)ethyl N-(2,2,2-trichloro-1-(4-hydroxy-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)carbamate

Conditions
ConditionsYield
In dichloromethane; acetonitrile at 20 - 60℃; Inert atmosphere;7.22%
trans-geranyl bromide
6138-90-5

trans-geranyl bromide

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

(E)-5‐(3,7‐dimethylocta‐2,6‐dien‐1‐yl)‐5H-pyrazolo[3,4‐d]pyrimidin‐4‐ol

(E)-5‐(3,7‐dimethylocta‐2,6‐dien‐1‐yl)‐5H-pyrazolo[3,4‐d]pyrimidin‐4‐ol

Conditions
ConditionsYield
Stage #1: 4-hydroxypyrazolo(3,4-d)pyrimidine With sodium carbonate; potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere;
Stage #2: trans-geranyl bromide In N,N-dimethyl-formamide for 24h; Inert atmosphere;
2%
2E,6E,10E-geranylgeranyl bromide
50848-64-1

2E,6E,10E-geranylgeranyl bromide

4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

1,5‐bis((2E,6E,10E)-3,7,11,15‐tetramethylhexadeca‐2,6,10,14‐tetraen‐1‐yl)‐1,5‐dihydro‐4H-pyrazolo[3,4‐d]pyrimidin‐4‐one

1,5‐bis((2E,6E,10E)-3,7,11,15‐tetramethylhexadeca‐2,6,10,14‐tetraen‐1‐yl)‐1,5‐dihydro‐4H-pyrazolo[3,4‐d]pyrimidin‐4‐one

Conditions
ConditionsYield
Stage #1: 4-hydroxypyrazolo(3,4-d)pyrimidine With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere;
Stage #2: 2E,6E,10E-geranylgeranyl bromide In N,N-dimethyl-formamide for 27h; Inert atmosphere;
2%
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

oxypurinol
2465-59-0

oxypurinol

Conditions
ConditionsYield
With ethylenediaminetetraacetic acid at 25℃; Mechanism; presence of xanthine-oxidase, pH=8; inhibition of xanthine-oxidase;
With sodium hydroxide; air; Mo(VI)-xanthine oxidase In phosphate buffer pH=7.5; Irradiation;
With bovine xanthine oxidase at 25℃; for 0.0833333h; pH=7.8; aq. buffer; Enzymatic reaction;
4-hydroxypyrazolo(3,4-d)pyrimidine
315-30-0

4-hydroxypyrazolo(3,4-d)pyrimidine

methanesulfonic acid 2-(7-amino-2-furan-2-yl-[1,2,4]triazolo[1,5-a][1,3,5]triazin-5-yl)-octahydro-pyrido[1,2-a]pyrazin-7-ylmethyl ester

methanesulfonic acid 2-(7-amino-2-furan-2-yl-[1,2,4]triazolo[1,5-a][1,3,5]triazin-5-yl)-octahydro-pyrido[1,2-a]pyrazin-7-ylmethyl ester

(7RS,9aRS)-2-furan-2-yl-5-[7-(1H-pyrazolo[3,4-d]pyrimidin-4-yloxymethyl)octahydropyrido[1,2-a]pyrazin-2-yl][1,2,4]triazolo[1,5-a][1,3,5]triazin-7-ylamine

(7RS,9aRS)-2-furan-2-yl-5-[7-(1H-pyrazolo[3,4-d]pyrimidin-4-yloxymethyl)octahydropyrido[1,2-a]pyrazin-2-yl][1,2,4]triazolo[1,5-a][1,3,5]triazin-7-ylamine

Conditions
ConditionsYield
Stage #1: 4-hydroxypyrazolo(3,4-d)pyrimidine With sodium hydride In N,N-dimethyl-formamide at 50℃; for 2h;
Stage #2: methanesulfonic acid 2-(7-amino-2-furan-2-yl-[1,2,4]triazolo[1,5-a][1,3,5]triazin-5-yl)-octahydro-pyrido[1,2-a]pyrazin-7-ylmethyl ester In N,N-dimethyl-formamide at 100℃; for 24h;

Raw Materials

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