Benzoic acid,4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-, ethylester

Modify Date: 2024-01-29 18:14:06

Benzoic acid,4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-, ethylester Structure
Benzoic acid,4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-, ethylester structure
Common Name Benzoic acid,4-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-, ethylester
CAS Number 16926-70-8 Molecular Weight 350.37100
Density 1.26g/cm3 Boiling Point 537ºC at 760mmHg
Molecular Formula C19H18N4O3 Melting Point N/A
MSDS N/A Flash Point 278.6ºC

 Names

Name ethyl 4-[(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)diazenyl]benzoate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.26g/cm3
Boiling Point 537ºC at 760mmHg
Molecular Formula C19H18N4O3
Molecular Weight 350.37100
Flash Point 278.6ºC
Exact Mass 350.13800
PSA 83.69000
LogP 3.23890
Vapour Pressure 1.33E-11mmHg at 25°C
Index of Refraction 1.627

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DH4010450
CHEMICAL NAME :
Benzoic acid, p-((3-methyl-5-oxo-1-phenyl-2-pyrazolin-4-yl)azo)-, ethyl ester
CAS REGISTRY NUMBER :
16926-70-8
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C19-H18-N4-O3
MOLECULAR WEIGHT :
350.41
WISWESSER LINE NOTATION :
T5NNV DHJ BR& DNUNR DVO2& E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JDGRAX Journal of Drug Research. (National Organization for Drug Research and Control, POB 29, Cairo, Egypt) V.2- 1969- Volume(issue)/page/year: 7(3),1,1975

 Synonyms

einecs 240-992-4
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