624-21-5 Usage
Physical state
Colorless liquid
Odor
Faint
Solubility
Insoluble in water, soluble in organic solvents
Usage
Reagent in organic synthesis (particularly in the formation of carbon-carbon bonds), production of pharmaceuticals and agrochemicals
Hazard classification
Hazardous substance
Health hazards
Causes irritation to skin, eyes, and respiratory system
Toxicity
Toxic if ingested or inhaled
Check Digit Verification of cas no
The CAS Registry Mumber 624-21-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,2 and 4 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 624-21:
(5*6)+(4*2)+(3*4)+(2*2)+(1*1)=55
55 % 10 = 5
So 624-21-5 is a valid CAS Registry Number.