1275612-13-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1275612-13-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,5,6,1 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1275612-13:
(9*1)+(8*2)+(7*7)+(6*5)+(5*6)+(4*1)+(3*2)+(2*1)+(1*3)=149
149 % 10 = 9
So 1275612-13-9 is a valid CAS Registry Number.