23012-61-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23012-61-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,1 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 23012-61:
(7*2)+(6*3)+(5*0)+(4*1)+(3*2)+(2*6)+(1*1)=55
55 % 10 = 5
So 23012-61-5 is a valid CAS Registry Number.