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41945-37-3

41945-37-3 structure

41945-37-3 structure

Name: 3-Bromo-5,7-dimethylpyrazolo[1,5-a]pyrimidine
Chemical Name: 3-Bromo-5,7-dimethylpyrazolo[1,5-a]pyrimidine
CAS Number: 41945-37-3
Molecular Formula: C₈H₈BrN₃
Molecular Weight: 226.07300
Create Date: 2016-08-12 12:10:29
Modify Date: 2025-10-27 17:13:09

Name	3-Bromo-5,7-dimethylpyrazolo[1,5-a]pyrimidine
Synonyms	3-Brom-5,7-dimethyl-pyrazolo<1,5-a>pyrimidin Pyrazolo(1,5-a)pyrimidine,3-bromo-5,7-dimethyl 3-bromo5,7-dimethylpyrazolo[1,5-a]pyrimidine

Density	1.67g/cm3
Molecular Formula	C₈H₈BrN₃
Molecular Weight	226.07300
Exact Mass	224.99000
PSA	30.19000
LogP	2.10860
Index of Refraction	1.687

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UR0720000

CHEMICAL NAME :: Pyrazolo(1,5-a)pyrimidine, 3-bromo-5,7-dimethyl-

CAS REGISTRY NUMBER :: 41945-37-3

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C8-H8-Br-N3

MOLECULAR WEIGHT :: 226.10

WISWESSER LINE NOTATION :: T56 ANN FNJ DE G1 I1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1346 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 20,386,1977

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 458 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 20,386,1977

128-08-5 structure

128-08-5

35149-38-3 structure

35149-38-3

~57%

41945-37-3 structure

41945-37-3

Literature: ICN Pharmaceuticals, Inc. Patent: US4093617 A1, 1978 ; US 4093617 A

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