477845-03-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 477845-03-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,8,4 and 5 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 477845-03:
(8*4)+(7*7)+(6*7)+(5*8)+(4*4)+(3*5)+(2*0)+(1*3)=197
197 % 10 = 7
So 477845-03-7 is a valid CAS Registry Number.