3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide

Modify Date: 2024-09-27 15:34:48

3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide Structure
3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide structure
Common Name 3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide
CAS Number 165611-04-1 Molecular Weight 256.21700
Density 1.61g/cm3 Boiling Point 646.6ºC at 760mmHg
Molecular Formula C12H8N4O3 Melting Point N/A
MSDS N/A Flash Point 344.8ºC

 Names

Name 6-oxido-7-phenyl-[1,2]oxazolo[4,5-d]pyrimidin-6-ium-3-carboxamide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.61g/cm3
Boiling Point 646.6ºC at 760mmHg
Molecular Formula C12H8N4O3
Molecular Weight 256.21700
Flash Point 344.8ºC
Exact Mass 256.06000
PSA 108.46000
LogP 2.30140
Vapour Pressure 1.32E-16mmHg at 25°C
Index of Refraction 1.761

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NY3403568
CHEMICAL NAME :
Isoxazolo(4,5-d)pyrimidine-3-carboxamide, 7-phenyl-, 6-oxide
CAS REGISTRY NUMBER :
165611-04-1
LAST UPDATED :
199606
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C12-H8-N4-O3
MOLECULAR WEIGHT :
256.24

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 :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FRMCE8 Farmaco. (Societa Chimica Italiana, Corso Strada Nova, 86, Casella Postale 227, 27100 Pavia, Italy) V.44- 1989- Volume(issue)/page/year: 50,183,1995

 Synonyms

7-Phenylisoxazolo(4,5-d)pyrimidine-3-carboxamide 6-oxide
3-Carbamido-7-phenylisoxazolo(4,5-d)pyrimidine 6-N-oxide
Isoxazolo(4,5-d)pyrimidine-3-carboxamide,7-phenyl-,6-oxide