74965-39-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74965-39-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,6 and 5 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 74965-39:
(7*7)+(6*4)+(5*9)+(4*6)+(3*5)+(2*3)+(1*9)=172
172 % 10 = 2
So 74965-39-2 is a valid CAS Registry Number.