676474-20-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 676474-20-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,6,4,7 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 676474-20:
(8*6)+(7*7)+(6*6)+(5*4)+(4*7)+(3*4)+(2*2)+(1*0)=197
197 % 10 = 7
So 676474-20-7 is a valid CAS Registry Number.