Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one,3,4,5,6-tetrahydro-5-thioxo-
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Purity: 98.0%
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31571-52-5

31571-52-5 structure

31571-52-5 structure

Name: 7H-1,2,3-Triazolo[4,5-d]pyrimidin-7-one,3,4,5,6-tetrahydro-5-thioxo-
Chemical Name: 3H-s-Triazolo[4,5-d]pyrimidin-7(4H,6H)-one, 5-thiono
CAS Number: 31571-52-5
Molecular Formula: C₄H₃N₅OS
Molecular Weight: 169.16500
Create Date: 2017-10-13 11:11:45
Modify Date: 2024-01-07 16:40:31

Name	3H-s-Triazolo[4,5-d]pyrimidin-7(4H,6H)-one, 5-thiono
Synonyms	USAF CB-25 2-thio-8-aza-xanthine

Density	2.43g/cm3
Molecular Formula	C₄H₃N₅OS
Molecular Weight	169.16500
Exact Mass	169.00600
PSA	122.31000
Index of Refraction	2.22

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CX6157900

CHEMICAL NAME :: 3H-v-Triazolo(4,5-d)pyrimidin-7(4H,6H)-one, 5-thiono-

CAS REGISTRY NUMBER :: 31571-52-5

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C4-H3-N5-O-S

MOLECULAR WEIGHT :: 169.18

WISWESSER LINE NOTATION :: T56 BMNN FVMYMJ HUS

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

HS Code	2933990090

1004-76-8 structure

1004-76-8

~%

31571-52-5 structure

31571-52-5

Literature: Bahner; Bilancio Journal of the American Chemical Society, 1953 , vol. 75, p. 6038

87866-18-0 structure

87866-18-0

~%

31571-52-5 structure

31571-52-5

Literature: Bahner et al. Journal of Organic Chemistry, 1957 , vol. 22, p. 558

Precursor 2
1004-76-8 87866-18-0
DownStream 1
1468-26-4

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%