1397181-82-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1397181-82-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,1,8 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1397181-82:
(9*1)+(8*3)+(7*9)+(6*7)+(5*1)+(4*8)+(3*1)+(2*8)+(1*2)=196
196 % 10 = 6
So 1397181-82-6 is a valid CAS Registry Number.