39969-97-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39969-97-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,9,6 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 39969-97:
(7*3)+(6*9)+(5*9)+(4*6)+(3*9)+(2*9)+(1*7)=196
196 % 10 = 6
So 39969-97-6 is a valid CAS Registry Number.