138629-36-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138629-36-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,6,2 and 9 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 138629-36:
(8*1)+(7*3)+(6*8)+(5*6)+(4*2)+(3*9)+(2*3)+(1*6)=154
154 % 10 = 4
So 138629-36-4 is a valid CAS Registry Number.