137481-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137481-68-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,4,8 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 137481-68:
(8*1)+(7*3)+(6*7)+(5*4)+(4*8)+(3*1)+(2*6)+(1*8)=146
146 % 10 = 6
So 137481-68-6 is a valid CAS Registry Number.