7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one,3,4,5,6-tetrahydro-5-thioxo- cas no:31571-52-5

Synonyms: 1H-v-Triazolo[4,5-d]pyrimidin-7-ol,5-mercapto- (6CI); 1H-v-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione, 5-thio-(8CI); 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one, 1,4,5,6-tetrahydro-5-thioxo-(9CI); 2-Thio-8-azaxanthine; 8-Azathioxanthine; NSC 75811

Identification

Name7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one,3,4,5,6-tetrahydro-5-thioxo-
CAS31571-52-5
Synonyms1H-v-Triazolo[4,5-d]pyrimidin-7-ol,5-mercapto- (6CI); 1H-v-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione, 5-thio-(8CI); 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one, 1,4,5,6-tetrahydro-5-thioxo-(9CI); 2-Thio-8-azaxanthine; 8-Azathioxanthine; NSC 75811
EINECS(EC#)250-710-1
Molecular FormulaC4H3 N5 O S
Molecular Weight169.18

Chemical Properties

refractive index2.22

Safety Data

Safety

A poison by intraperitoneal route. When heated to decomposition it emits toxic vapors of NO_x and SO_x.

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	200mg/kg (200mg/kg)		National Technical Information Service. Vol. AD277-689,

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