analytical standard
Synonym(s): 2,4-Dihydroxyazobenzene; 4-(Phenylazo)resorcinol; SOG
Empirical Formula: C12H10N2O2
Formula Weight: 214.22
Linear Formula: C6H5N=NC6H3-1,3-(OH)2
MDL Number: MFCD00002275
Purity: ≥96.0% (HPLC)
Melting Point: 143-146 °C(lit.)
Beilstein Registry Number: 958430
RTECS No.: CZ9027500
Signal Word: Warning
Hazard statements: H315-H319-H335
Precautionary statements: P261-P305 + P351 + P338
Hazard Codes (Europe) : Xi
Risk Statements (Europe): 36/37/38
Safety Statements (Europe): 26-36
WGK Germany: 3