Fast Black K Salt , 64071-86-9

Synonym(s):
2,5-Dimethoxy-4-([4-nitrophenyl]azo)benzenediazonium chloride hemi(zinc chloride) salt;Brentamine fast black K salt

CAS NO.：64071-86-9

Empirical Formula: C28H24Cl4N10O8Zn

Molecular Weight: 835.75

MDL number: MFCD00078471

EINECS: 264-656-1

PRODUCT Properties

• Melting point: 150 °C (dec.)(lit.)
• storage temp.: Refrigerator
• Water Solubility: Practically insoluble in water
• solubility: Methanol (Slightly), Water (Slightly)
• form: powder to crystal
• Colour Index: 37190
• color: Orange to Brown
• Stability: Stable. Incompatible with strong bases, strong oxidizing agents.
• EPA Substance Registry System: Benzenediazonium, 2,5-dimethoxy-4-[(4-nitrophenyl)azo]-, (T-4)-tetrachlorozincate(2-) (2:1) (64071-86-9)

Description and Uses

Bis[2,5-Dimethoxy-4-(p-nitrophenylazo)benzenediazonium] Chlorozincate can be used for test kits to detect and identify narcotics. It has also been assessed for its suitability as oxygen reduction electrocatalysts and sonoelectrocatalysts.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H319
• Precautionary statements: P305+P351+P338
• Hazard Codes: Xi,T
• Risk Statements: 36-61-45-20/21/22
• Safety Statements: 26-36-53-45-36/37/39
• WGK Germany: 3
• HS Code: 2927.00.3000