746642-50-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 746642-50-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,6,6,4 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 746642-50:
(8*7)+(7*4)+(6*6)+(5*6)+(4*4)+(3*2)+(2*5)+(1*0)=182
182 % 10 = 2
So 746642-50-2 is a valid CAS Registry Number.