1,5-dimethyl-4-[[2-(4-methylphenyl)-2-oxoethylidene]amino]-2-phenylpyrazol-3-one

Modify Date: 2024-09-04 20:02:03

1,5-dimethyl-4-[[2-(4-methylphenyl)-2-oxoethylidene]amino]-2-phenylpyrazol-3-one Structure
1,5-dimethyl-4-[[2-(4-methylphenyl)-2-oxoethylidene]amino]-2-phenylpyrazol-3-one structure
Common Name 1,5-dimethyl-4-[[2-(4-methylphenyl)-2-oxoethylidene]amino]-2-phenylpyrazol-3-one
CAS Number 24428-96-4 Molecular Weight 333.38400
Density 1.16g/cm3 Boiling Point 480.5ºC at 760 mmHg
Molecular Formula C20H19N3O2 Melting Point N/A
MSDS N/A Flash Point 244.4ºC

 Names

Name 1,5-dimethyl-4-[[2-(4-methylphenyl)-2-oxoethylidene]amino]-2-phenylpyrazol-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.16g/cm3
Boiling Point 480.5ºC at 760 mmHg
Molecular Formula C20H19N3O2
Molecular Weight 333.38400
Flash Point 244.4ºC
Exact Mass 333.14800
PSA 56.36000
LogP 3.37800
Vapour Pressure 2.15E-09mmHg at 25°C
Index of Refraction 1.607

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CD2996000
CHEMICAL NAME :
Antipyrine, 4-((p-methylphenacylidene)amino)-
CAS REGISTRY NUMBER :
24428-96-4
BEILSTEIN REFERENCE NO. :
0696759
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C20-H19-N3-O2
MOLECULAR WEIGHT :
333.42

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>3 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 19,2026,1969

 Synonyms

1,5-dimethyl-4-{[(1e)-2-(4-methylphenyl)-2-oxoethylidene]amino}-2-phenyl-1,2-dihydro-3h-pyrazol-3-one
1,5-dimethyl-4-(2-oxo-2-p-tolyl-ethylideneamino)-2-phenyl-1,2-dihydro-pyrazol-3-one
4-((p-Methylphenacylidene)amino)antipyrine
Antipyrine,4-((p-methylphenacylidene)amino)