158168-38-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158168-38-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,1,6 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 158168-38:
(8*1)+(7*5)+(6*8)+(5*1)+(4*6)+(3*8)+(2*3)+(1*8)=158
158 % 10 = 8
So 158168-38-8 is a valid CAS Registry Number.