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Identify Suppliers 2026 Properties Safty

4-Hydroxy-4H-pyrrolo[2,3-d]pyrimidine

BGC Id:	982271570561
CAS No:	3680-71-5
Synonyms:	7-deazahypoxanthine,99% ; 7-deaza-6-hydroxy purine ; nsc 59251 ; 4-ç¾ŸåŸºå¡å’¯å¹¶[2,3-d]å˜§å•¶ ; 1,7-dihydro-pyrrolo[2,3-d... ; 7-deazahypoxanthine ; pyrrolo[2,3-d]pyrimidin-4-ol ; 7-deazahypoxanthine 97% ; nsc 124164 ; 7-deaza-6-hydroxy
Molecular Formula:	C6H5N3O
Molecular Weight:	135.12
EINECS:

2026 - The most valued supplier

The following 2 notable providers have been checked and can be recommended.

Dayang Chem

Win-Win Chemical

Purity : 0.98 Chemical Formula : C6H5N3O Molecular Weight (g/mol) : 135.12 Delivery time : 5Day(s) Application : For R&D

What other providers are available for CAS 3680-71-5?

The last intensive check and update was carried out on 2026/06/11.

Identify

Synonyms:

7-deazahypoxanthine,99% ; 7-deaza-6-hydroxy purine ; nsc 59251 ; 4-ç¾ŸåŸºå¡å’¯å¹¶[2,3-d]å˜§å•¶ ; 1,7-dihydro-pyrrolo[2,3-d... ; 7-deazahypoxanthine ; pyrrolo[2,3-d]pyrimidin-4-ol ; 7-deazahypoxanthine 97% ; nsc 124164 ; 7-deaza-6-hydroxy

CAS:

3680-71-5

EINECS:

Molecular Formula:

C6H5N3O

MDL:

MFCD08234923

Properties

Molecular Weight:

135.12 g·mol−1

Melting point:

345-348 °C

Suppliers

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer

Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We are supplier of 2-(4-Pyridinyl)benzaldehyde. We expect to cooperate with more partners in ...

Country: P.R.China Phone: +86-571-88938639 Telefax: +86-571-8893-8652

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Win-Win Chemical Co., Limited

Company type: Bulk chemical supplier

Country: P.R.China
Phone: +86-577-64498589
Telefax: +86-577-56994596

Established in 2007, Win-Win chemical CO., Ltd was set up by Professor of Zhejiang University, Wenzhou University and Shanghai Science and Technology University which is located in Longwan Industry District, Wenzhou, China. We have high-tech research capability, and advanced production and inspecting equipment. [Butyl(hydroxymethyl)amino]methanol is also served by Win-Win Chemical Co., Limited. We are especially engaged in customize production of aromatic fluoride compounds, chiral building blocks, and heterocyclic compounds. We can provide our customers with ...

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Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

irritant

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

36-43 (R)

Safety Codes:

26-36/37 (S)

Storage temperature:

-20 °C Freezer

What other providers are available for CAS 3680-71-5?

In addition to the providers presented here for 4-Hydroxy-4H-pyrrolo[2,3-d]pyrimidine with the CAS number 3680-71-5, there are other 84 providers with slightly different product names available for this CAS number.

7-Deazahypoxanthine

BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +6 additional providers that we know from the past

7-Deaza-6-hydroxy purine

AK Scientific, Inc. +3 additional providers that we know from the past

Pyrrolo(2,3-d)pyrimidin-4-ol

Pyrrolo[2,3-d]pyrimidin-4-one

+4 additional providers that we know from the past

7H-pyrrolo[2,3-d]pyrimidin-4-ol

+9 additional providers that we know from the past

4-Hydroxy-7H-pyrrolo[2,3-d]pyridine

+5 additional providers that we know from the past

3H-Pyrrolo[2,3-d]pyrimidin-4(7H)-one

U-Chemo Scientific (Shanghai) Co.,Ltd. +8 additional providers that we know from the past

3H,4H,7H-Pyrrolo[2,3-d]pyrimidin-4-one

3,7-Dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one

Hangzhou Zhongqi Chem Co., Ltd | Capot Chemical Co., Ltd. +7 additional providers that we know from the past