232947-12-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 232947-12-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,2,9,4 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 232947-12:
(8*2)+(7*3)+(6*2)+(5*9)+(4*4)+(3*7)+(2*1)+(1*2)=135
135 % 10 = 5
So 232947-12-5 is a valid CAS Registry Number.