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24428-97-5

24428-97-5 structure

24428-97-5 structure

Name: 4-[[2-(4-methoxyphenyl)-2-oxoethylidene]amino]-1,5-dimethyl-2-phenylpyrazol-3-one
Chemical Name: 4-[[2-(4-methoxyphenyl)-2-oxoethylidene]amino]-1,5-dimethyl-2-phenylpyrazol-3-one
CAS Number: 24428-97-5
Molecular Formula: C₂₀H₁₉N₃O₃
Molecular Weight: 349.38300
Create Date: 2017-06-26 15:15:23
Modify Date: 2025-09-21 16:24:28

Name	4-[[2-(4-methoxyphenyl)-2-oxoethylidene]amino]-1,5-dimethyl-2-phenylpyrazol-3-one
Synonyms	Antipyrine,4-((p-methoxyphenacylidene)amino) 4-[2-(4-methoxy-phenyl)-2-oxo-ethylideneamino]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 4-{[(1e)-2-(4-methoxyphenyl)-2-oxoethylidene]amino}-1,5-dimethyl-2-phenyl-1,2-dihydro-3h-pyrazol-3-one 4-((p-Methoxyphenacylidene)amino)antipyrine

Density	1.18g/cm3
Boiling Point	500.6ºC at 760mmHg
Molecular Formula	C₂₀H₁₉N₃O₃
Molecular Weight	349.38300
Flash Point	256.5ºC
Exact Mass	349.14300
PSA	65.59000
LogP	3.07820
Vapour Pressure	3.76E-10mmHg at 25°C
Index of Refraction	1.6

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CD2995830

CHEMICAL NAME :: Antipyrine, 4-((p-methoxyphenacylidene)amino)-

CAS REGISTRY NUMBER :: 24428-97-5

BEILSTEIN REFERENCE NO. :: 0703036

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C20-H19-N3-O3

MOLECULAR WEIGHT :: 349.42

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

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