Packings
05625
Article No. 05625
Purity
Molecular Formula C20H19ClN4
H.S. Code 3204.1310
Grade For Microscopy
CAS No. 477-73-6
Molecular Weight 350.84
Shelf Life 60 Months

Physical Properties

Specifications

Safety Information and Hazard Symbols

Symbol:


Physical Properties

Physical state at 20 °C Solid Colour Dark reddish brown
Odour Pungent odour Melting point/ Freezing point [°C] >240°C
Solubility in water [% weight] Soluble in water

Specifications

Appearance Dark Greenish coloured powder Absorption maxima (50% ethanol ) 525 – 535 nm
Absorptivity (A 1%/1cm; at λmax) Min 875 Absorbance ratio (A λmax -15 nm/ A λmax +15 nm) 1.10 - 1.32
Loss on drying (at 110°C) Max 15%

Safety Information and Hazard Symbols

Corrosion              

Symbol: GHS05
Signal Word: Danger
Hazardous Statement: H318
Precaution Statement: P280-P305 + P351 + P338