935997-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 935997-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,5,9,9 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 935997-74:
(8*9)+(7*3)+(6*5)+(5*9)+(4*9)+(3*7)+(2*7)+(1*4)=243
243 % 10 = 3
So 935997-74-3 is a valid CAS Registry Number.