500691-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 500691-79-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,0,6,9 and 1 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 500691-79:
(8*5)+(7*0)+(6*0)+(5*6)+(4*9)+(3*1)+(2*7)+(1*9)=132
132 % 10 = 2
So 500691-79-2 is a valid CAS Registry Number.