15975-77-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15975-77-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,9,7 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 15975-77:
(7*1)+(6*5)+(5*9)+(4*7)+(3*5)+(2*7)+(1*7)=146
146 % 10 = 6
So 15975-77-6 is a valid CAS Registry Number.