187961-12-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187961-12-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,9,6 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 187961-12:
(8*1)+(7*8)+(6*7)+(5*9)+(4*6)+(3*1)+(2*1)+(1*2)=182
182 % 10 = 2
So 187961-12-2 is a valid CAS Registry Number.