1138808-29-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1138808-29-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,8,8,0 and 8 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1138808-29:
(9*1)+(8*1)+(7*3)+(6*8)+(5*8)+(4*0)+(3*8)+(2*2)+(1*9)=163
163 % 10 = 3
So 1138808-29-3 is a valid CAS Registry Number.