1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one

Modify Date: 2025-09-23 20:22:46

1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one Structure
1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one structure
 Common Name 1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one
CAS Number 81023-04-3 Molecular Weight 338.31400
Density 1.43g/cm3 Boiling Point 589.3ºC at 760mmHg
Molecular Formula C18H14N2O5 Melting Point N/A
MSDS N/A Flash Point 310.2ºC

 Names

Name 1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one

 Chemical & Physical Properties

Density 1.43g/cm3
Boiling Point 589.3ºC at 760mmHg
Molecular Formula C18H14N2O5
Molecular Weight 338.31400
Flash Point 310.2ºC
Exact Mass 338.09000
PSA 79.65000
LogP 2.13100

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GE3680000
CHEMICAL NAME :
Cinnolin-4(1H)-one, 1-(1,3-dihydro-5,6-dimethoxy-3-oxoisobenzofuran-1-yl) -
CAS REGISTRY NUMBER :
81023-04-3
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C18-H14-N2-O5
MOLECULAR WEIGHT :
338.34

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness
REFERENCE :
AJCHAS Australian Journal of Chemistry. (Commonwealth Scientific and Industrial Research Organization, 314 Albert St., E. Melbourne, Vic. 3002, Australia) V.6- 1953- Volume(issue)/page/year: 34,2619,1981
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Chemsrc provides CAS#:81023-04-3 MSDS, density, melting point, boiling point, structure, etc. Its name is 1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one>> amp version: 1-(5,6-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)cinnolin-4-one

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