21457-22-7

21457-22-7 structure
21457-22-7 structure

Name 3,5,5,7-tetramethyl-6H-[1,3]thiazolo[3,2-a]pyrimidin-7-ol,hydrochloride
Boiling Point 313.9ºC at 760 mmHg
Molecular Formula C10H17ClN2OS
Molecular Weight 248.77300
Flash Point 143.7ºC
Exact Mass 248.07500
PSA 65.76000
LogP 1.84360
Vapour Pressure 4.17E-05mmHg at 25°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XJ7055400
CHEMICAL NAME :
5H-Thiazolo(3,2-a)pyrimidin-7-ol, 6,7-dihydro-3,5,5,7-tetramethyl-, monohydrochloride
CAS REGISTRY NUMBER :
21457-22-7
LAST UPDATED :
198406
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C10-H16-N2-O-S.Cl-H
MOLECULAR WEIGHT :
248.80

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 :
820 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - convulsions or effect on seizure threshold
REFERENCE :
PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 24,572,1969
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
360 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - convulsions or effect on seizure threshold
REFERENCE :
PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 24,572,1969
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
795 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 24,572,1969