74673-41-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74673-41-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,7 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74673-41:
(7*7)+(6*4)+(5*6)+(4*7)+(3*3)+(2*4)+(1*1)=149
149 % 10 = 9
So 74673-41-9 is a valid CAS Registry Number.