74974-44-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74974-44-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,7 and 4 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 74974-44:
(7*7)+(6*4)+(5*9)+(4*7)+(3*4)+(2*4)+(1*4)=170
170 % 10 = 0
So 74974-44-0 is a valid CAS Registry Number.