Shanghai Nianxing Industrial Co., Ltd
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24428-98-6

24428-98-6 structure

24428-98-6 structure

Name: 4-[3-(4-aminophenyl)-3-oxopropyl]-1,5-dimethyl-2-phenylpyrazol-3-one
Chemical Name: 4-[3-(4-aminophenyl)-3-oxopropyl]-1,5-dimethyl-2-phenylpyrazol-3-one
CAS Number: 24428-98-6
Molecular Formula: C₂₀H₂₁N₃O₂
Molecular Weight: 335.40000
Create Date: 2016-03-21 10:28:43
Modify Date: 2025-09-25 16:01:39

Name	4-[3-(4-aminophenyl)-3-oxopropyl]-1,5-dimethyl-2-phenylpyrazol-3-one
Synonyms	ANTIPYRINE,4-(2-(p-AMINOBENZOYL)ETHYL) 4-[3-(4-amino-phenyl)-3-oxo-propyl]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 4-(2-(p-Aminobenzoyl)ethyl)antipyrine 4-[3-(4-aminophenyl)-3-oxopropyl]-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one

Density	1.212g/cm3
Boiling Point	537.2ºC at 760mmHg
Molecular Formula	C₂₀H₂₁N₃O₂
Molecular Weight	335.40000
Flash Point	278.7ºC
Exact Mass	335.16300
PSA	70.02000
LogP	3.46330
Vapour Pressure	1.3E-11mmHg at 25°C
Index of Refraction	1.624

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CD2481500

CHEMICAL NAME :: Antipyrine, 4-(2-(p-aminobenzoyl)ethyl)-

CAS REGISTRY NUMBER :: 24428-98-6

BEILSTEIN REFERENCE NO. :: 0932002

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C20-H21-N3-O2

MOLECULAR WEIGHT :: 335.44

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: 19,2020,1969

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