3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione

Modify Date: 2025-08-25 19:18:44

3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure
3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione structure
 Common Name 3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione
CAS Number 1468-26-4 Molecular Weight 153.09900
Density 2.64g/cm3 Boiling Point N/A
Molecular Formula C4H3N5O2 Melting Point >230°C
MSDS N/A Flash Point N/A

 Names

Name 8-azaxanthin
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.64g/cm3
Melting Point >230°C
Molecular Formula C4H3N5O2
Molecular Weight 153.09900
Exact Mass 153.02900
PSA 107.29000
Index of Refraction 2.219

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XZ5950000
CHEMICAL NAME :
1H-v-Triazolo(4,5-d)pyrimidine-5,7(4H,6H)-dione
CAS REGISTRY NUMBER :
1468-26-4
LAST UPDATED :
199410
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C4-H3-N5-O2
MOLECULAR WEIGHT :
153.12
WISWESSER LINE NOTATION :
T56 BMNN FMVMVJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Escherichia coli
DOSE/DURATION :
4 gm/L/3H
REFERENCE :
CRSUBM Cancer Research Supplement. (Baltimore, MD) No.1-4, 1953-56. Volume(issue)/page/year: 3,69,1955

 Safety Information

Safety Phrases S24/25
WGK Germany 3
RTECS XZ5950000
HS Code 2933990090

 Synthetic Route

5,6-Diamino-2-sulfanylpyrimidin-4-ol structure

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3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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Literature: Journal of the American Chemical Society, , vol. 67, p. 290,292
8-Azaguanine structure

8-Azaguanine

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3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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5,6-diaminopyrimidine-2,4-diol sulphate structure

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3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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Literature: Journal of the American Chemical Society, , vol. 70, p. 3875,3876,3878
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Chloroacetic acid structure

Chloroacetic acid

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3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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Literature: Archives of Biochemistry, , vol. 80, p. 318,319
5-amino-2H-triazole-4-carboxamide structure

5-amino-2H-tria...

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Urea structure

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3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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Literature: Yakugaku Zasshi, , vol. 77, p. 452,455 Chem.Abstr., , p. 14697
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nitric acid structure

nitric acid

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3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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Literature: Journal of the American Chemical Society, , vol. 67, p. 290,292
5-amino-2H-triazole-4-carboxamide structure

5-amino-2H-tria...

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Urea structure

Urea

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~%

3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione Structure

3H-1,2,3-Triazo...

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(5-carbamoyl-1H-[1,2,3]triazol-4-yl)-urea structure

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Literature: Yakugaku Zasshi, , vol. 77, p. 452,455 Chem.Abstr., , p. 14697

 Customs

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%

 Synonyms

AZAXANTHIN,8
8-aza-2,6-dihydroxypurine
Xanthazol.
2,6-dioxy-8-azapurine
usafcb-26
azaxanthine
EINECS 215-992-2
8-Azaxanthine monohydrate
Wln: T56 bmnn fmvmvj
MFCD00037976
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Related Compounds: More...
3-(3-((2-(Mesitylamino)-2-oxoethyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
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3-(3-((2-((2-Fluorophenyl)amino)-2-oxoethyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
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3-{5-Hydroxy-3-[(2-oxo-2-{[4-(propan-2-yl)phenyl]amino}ethyl)sulfanyl]-1,2,4-triazin-6-yl}propanoic acid
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3-(3-((2-((4-Ethoxyphenyl)amino)-2-oxoethyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
898607-47-1
3-(3-((2-((3-Ethylphenyl)amino)-2-oxoethyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
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3-(3-((2-((3-Chloro-4-methylphenyl)amino)-2-oxoethyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
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3-(3-((2-Chlorobenzyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
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3-(3-((4-Methylbenzyl)thio)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl)propanoic acid
898607-81-3
3-{3-[(2,4-Dichlorobenzyl)sulfanyl]-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl}propanoic acid
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Chemsrc provides CAS#:1468-26-4 MSDS, density, melting point, boiling point, structure, etc. Its name is 3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione>> amp version: 3H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione

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