1232680-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1232680-15-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,2,6,8 and 0 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1232680-15:
(9*1)+(8*2)+(7*3)+(6*2)+(5*6)+(4*8)+(3*0)+(2*1)+(1*5)=127
127 % 10 = 7
So 1232680-15-7 is a valid CAS Registry Number.