1296689-63-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1296689-63-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,6,6,8 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1296689-63:
(9*1)+(8*2)+(7*9)+(6*6)+(5*6)+(4*8)+(3*9)+(2*6)+(1*3)=228
228 % 10 = 8
So 1296689-63-8 is a valid CAS Registry Number.