1397692-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1397692-69-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,6,9 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1397692-69:
(9*1)+(8*3)+(7*9)+(6*7)+(5*6)+(4*9)+(3*2)+(2*6)+(1*9)=231
231 % 10 = 1
So 1397692-69-1 is a valid CAS Registry Number.