2-Azahypoxanthine

Modify Date: 2026-07-03 20:32:18

2-Azahypoxanthine Structure
2-Azahypoxanthine structure
Common Name 2-Azahypoxanthine
CAS Number 4656-86-4 Molecular Weight 137.10000
Density 2.263g/cm3 Boiling Point 512.9ºC at 760 mmHg
Molecular Formula C4H3N5O Melting Point 264 °C
MSDS N/A Flash Point 264ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2,3-dihydroimidazo[4,5-d]triazin-4-one
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 2.263g/cm3
Boiling Point 512.9ºC at 760 mmHg
Melting Point 264 °C
Molecular Formula C4H3N5O
Molecular Weight 137.10000
Flash Point 264ºC
Exact Mass 137.03400
PSA 87.32000
Index of Refraction 2.088
Storage condition 2-8°C

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2933990090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  5

DownStream  0

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles5

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Role of tautomerism of 2-azaadenine and 2-azahypoxanthine in substrate recognition by xanthine oxidase.

J. Comput. Aided Mol. Des. 11(2) , 153-62, (1997)

The tautomerism of 2-azaadenine and 2-hypoxanthine has been examined in the gas phase and in aqueous solution. The tautomerism in the gas phase has been studied by means of semiempirical and ab initio...

Simultaneous determination of dacarbazine, its photolytic degradation product, 2-azahypoxanthine, and the metabolite 5-aminoimidazole-4-carboxamide in plasma and urine by high-pressure liquid chromatography.

Antimicrob. Agents Chemother. 27(6) , 977-9, (1985)

A high-pressure liquid chromatographic method has been developed that allows for the simultaneous analysis of dacarbazine (DTIC), 5-aminoimidazole-4-carboxamide (AIC), and 2-azahypoxanthine (2-AZA) in...

Metabolism and metabolic effects of 2-azahypoxanthine and 2-azaadenosine.

Biochem. Pharmacol. 34(8) , 1293-304, (1985)

The metabolism and metabolic effects of 2-azahypoxanthine and 2-azaadenosine were studied to elucidate the biochemical basis for their known cytotoxicities. 2-Azaadenosine is a known substrate for ade...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2-Azahypoxanthine
Dacarbazine impurity A
Dacarbazine Impurity 1

 2-Azahypoxanthine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the polar surface area (PSA) of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Polar surface area (PSA) of 2,3-dihydroimidazo[4,5-d]triazin-4-one is 87.32000.
Q: What is the English name of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: The English name of 2,3-dihydroimidazo[4,5-d]triazin-4-one is 2,3-dihydroimidazo[4,5-d]triazin-4-one.
Q: What is the molecular weight of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Molecular weight of 2,3-dihydroimidazo[4,5-d]triazin-4-one is 137.10000.
Q: What is the boiling point of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Boiling point of 2,3-dihydroimidazo[4,5-d]triazin-4-one is 512.9ºC at 760 mmHg.
Q: What English synonyms does 2,3-dihydroimidazo[4,5-d]triazin-4-one have?
A: English synonyms of 2,3-dihydroimidazo[4,5-d]triazin-4-one: 2-Azahypoxanthine, Dacarbazine impurity A, Dacarbazine Impurity 1.
Q: What is the melting point of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Melting point of 2,3-dihydroimidazo[4,5-d]triazin-4-one is 264 °C.
Q: What are the storage conditions for 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Storage conditions for 2,3-dihydroimidazo[4,5-d]triazin-4-one: 2-8°C.
Q: What are the upstream materials of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Related upstream materials(CAS) of 2,3-dihydroimidazo[4,5-d]triazin-4-one: 360-97-4;7008-85-7;49850-59-1;88795-61-3;4342-03-4.
Q: What is the molecular formula of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: Molecular formula of 2,3-dihydroimidazo[4,5-d]triazin-4-one is C4H3N5O.
Q: What is the CAS number of 2,3-dihydroimidazo[4,5-d]triazin-4-one?
A: CAS number of 2,3-dihydroimidazo[4,5-d]triazin-4-one is 4656-86-4.

 2-Azahypoxanthinefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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