Methanone,phenyl(2-phenyldiazenyl)-, 2-phenylhydrazone cas no:531-52-2
Synonyms: Diazene,phenyl[phenyl(phenylhydrazono)methyl]- (9CI); Formazan, 1,3,5-triphenyl- (8CI);Toluene, a-(phenylazo)-a-(phenylhydrazono)- (7CI);1,3,5-Triphenylformazan; NSC 2931; NSC 56467
NameMethanone,phenyl(2-phenyldiazenyl)-, 2-phenylhydrazone
CAS531-52-2
SynonymsDiazene,phenyl[phenyl(phenylhydrazono)methyl]- (9CI); Formazan, 1,3,5-triphenyl- (8CI);Toluene, a-(phenylazo)-a-(phenylhydrazono)- (7CI);1,3,5-Triphenylformazan; NSC 2931; NSC 56467
EINECS(EC#)208-509-1
Molecular FormulaC19H16 N4
Molecular Weight300.36
AppearanceVery dark brown.
refractive index1.613
storage tempStore at 2-8
Hazard Xn,N:;
Risk R22
Safety
Hazard Codes of Methanone,phenyl(2-phenyldiazenyl)-, 2-phenylhydrazone (CAS NO.531-52-2): 
Xn,
N
Risk Statements: 22-50/53
R22: Harmful if swallowed.
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 60-61-24/25-22
S60: This material and its container must be disposed of as hazardous waste.
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
S24/25: Avoid contact with skin and eyes.
S22: Do not breathe dust.
RIDADR: UN 3077 9/PG 3
WGK Germany: 3
F: 8-10-23
