1397197-10-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1397197-10-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,1,9 and 7 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1397197-10:
(9*1)+(8*3)+(7*9)+(6*7)+(5*1)+(4*9)+(3*7)+(2*1)+(1*0)=202
202 % 10 = 2
So 1397197-10-2 is a valid CAS Registry Number.