344347-74-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 344347-74-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,4,3,4 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 344347-74:
(8*3)+(7*4)+(6*4)+(5*3)+(4*4)+(3*7)+(2*7)+(1*4)=146
146 % 10 = 6
So 344347-74-6 is a valid CAS Registry Number.