33974-41-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33974-41-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,9,7 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 33974-41:
(7*3)+(6*3)+(5*9)+(4*7)+(3*4)+(2*4)+(1*1)=133
133 % 10 = 3
So 33974-41-3 is a valid CAS Registry Number.