329923-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329923-74-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,9,9,2 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 329923-74:
(8*3)+(7*2)+(6*9)+(5*9)+(4*2)+(3*3)+(2*7)+(1*4)=172
172 % 10 = 2
So 329923-74-2 is a valid CAS Registry Number.