15755-12-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15755-12-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,7,5 and 5 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 15755-12:
(7*1)+(6*5)+(5*7)+(4*5)+(3*5)+(2*1)+(1*2)=111
111 % 10 = 1
So 15755-12-1 is a valid CAS Registry Number.