Basic

CAS No.	1898-66-4
Product Name	2,2-Diphenyl-1-picrylhydrazyl
Synonyms	1,1-Diphenyl-2-picrylhydrazyl (free radical); 2,2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazyl; 4-15-00-01210 (Beilstein Handbook Reference); AI3-61739; BRN 1846081; Diphenylpicrylhydrazyl free radical; N,N-Diphenyl-N'-picrylhydrazyl; NSC 12562; Hydrazinyl, 2,2-diphenyl-1-(2,4,6-trinitrophenyl)-; Hydrazyl, 2,2-diphenyl-1-(2,4,6-trinitrophenyl)-; Hydrazyl, 2,2-diphenyl-1-picryl- (8CI); 1,1-diphenyl-2-(2,4,6-trinitrophenyl)diazenium; 2,2-diphenyl-1-(2,4,6-trinitrophenyl)hydrazinyl; DPPH
Molecular Formula	C18H12N5O6
Molecular Weight	394.3178

Physical property

Melting point

136-138℃

Hazard Symbols	Xn:Harmful;
Risk Codes	R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.;
Safety Description	S24/25:Avoid contact with skin and eyes.;