1263199-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1263199-01-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,3,1,9 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1263199-01:
(9*1)+(8*2)+(7*6)+(6*3)+(5*1)+(4*9)+(3*9)+(2*0)+(1*1)=154
154 % 10 = 4
So 1263199-01-4 is a valid CAS Registry Number.