4-butyl-1-(4-hydroxyphenyl)-2-phenylpyrazolidine-3,5-dione (Molecular Formula: C₁₉H₂₀N₂O₃)

Product Name:	4-butyl-1-(4-hydroxyphenyl)-2-phenylpyrazolidine-3,5-dione
CAS Registry Number:	129-20-4
EINECS:	204-936-2
Synonyms:	Oxiphenbutazone; Butapirone; Etrozolidina; Tandearil;4-butyl-1-(4-hydroxyphenyl)-2-phenylpyrazolidine-3,5-dione; Oxyphenylbutazone; Tanderil; Butaflogin; Oxazolidin; Idrobutazina;
Molecular Structure:
Molecular Formula:	C₁₉H₂₀N₂O₃
Molecular Weight:	324.3737
Density:	1.241g/cm³
Boiling Point:	485.6°Cat760mmHg
Flash Point:	247.5°C
Refractive index:	1.61
Safety Statements:	A poison by ingestion, intraperitoneal, and intravenous routes. Moderately toxic to humans by ingestion. Human systemic effects: agranulocytosis, dermatitis, diarrhea, fever, hemorrhage, hepatitis, hypermotility, nausea or vomiting, salivary gland changes, thrombocytopenia. Experimental reproductive effects. Questionable carcinogen. Mutation data reported. Used as an anti-inflammatory agent. When heated to decomposition it emits toxic fumes of NOx.

4-butyl-1-(4-hydroxyphenyl)-2-phenylpyrazolidine-3,5-dione (Molecular Formula: C19H20N2O3)