3,5-Pyrazolidinedione, 4-((2,3-dimethyl-3-oxo-1-phenyl-4-pyrazolinyl)a minomethylene)-1,2-diphenyl-

Modify Date: 2025-10-25 10:57:07

3,5-Pyrazolidinedione, 4-((2,3-dimethyl-3-oxo-1-phenyl-4-pyrazolinyl)a minomethylene)-1,2-diphenyl- structure	Common Name	3,5-Pyrazolidinedione, 4-((2,3-dimethyl-3-oxo-1-phenyl-4-pyrazolinyl)a minomethylene)-1,2-diphenyl-
	CAS Number	73972-68-6	Molecular Weight	465.50300
	Density	1.41g/cm3	Boiling Point	583.8ºC at 760 mmHg
	Molecular Formula	C₂₇H₂₃N₅O₃	Melting Point	N/A
	MSDS	N/A	Flash Point	306.8ºC

Name	4-[[(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)amino]methylidene]-1,2-diphenylpyrazolidine-3,5-dione
Synonym	More Synonyms

Density	1.41g/cm3
Boiling Point	583.8ºC at 760 mmHg
Molecular Formula	C₂₇H₂₃N₅O₃
Molecular Weight	465.50300
Flash Point	306.8ºC
Exact Mass	465.18000
PSA	79.58000
LogP	3.97820
Index of Refraction	1.74
InChIKey	CDNSMYXHIAHZLX-UHFFFAOYSA-N
SMILES	Cc1c(N=Cc2c(O)n(-c3ccccc3)n(-c3ccccc3)c2=O)c(=O)n(-c2ccccc2)n1C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ8455000

CHEMICAL NAME :: 3,5-Pyrazolidinedione, 4-((2,3-dimethyl-3-oxo-1-phenyl-4-pyrazolinyl)aminome thylene)- 1,2-diphenyl-

CAS REGISTRY NUMBER :: 73972-68-6

BEILSTEIN REFERENCE NO. :: 0633682

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C27-H23-N5-O3

MOLECULAR WEIGHT :: 465.55

WISWESSER LINE NOTATION :: T5NNVYVJ AR& BR& DU1M- DT5NNVJ A1 BR& E1

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 :: 2600 mg/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: 19,1721,1969

4-<1,2-Diphenyl-3,5-dioxo-pyrazolidino-4-methylenamino>-antipyrin

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