464877-42-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 464877-42-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,6,4,8,7 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 464877-42:
(8*4)+(7*6)+(6*4)+(5*8)+(4*7)+(3*7)+(2*4)+(1*2)=197
197 % 10 = 7
So 464877-42-7 is a valid CAS Registry Number.