1396997-66-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1396997-66-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,6,9,9 and 7 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1396997-66:
(9*1)+(8*3)+(7*9)+(6*6)+(5*9)+(4*9)+(3*7)+(2*6)+(1*6)=252
252 % 10 = 2
So 1396997-66-2 is a valid CAS Registry Number.