477872-76-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 477872-76-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,8,7 and 2 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 477872-76:
(8*4)+(7*7)+(6*7)+(5*8)+(4*7)+(3*2)+(2*7)+(1*6)=217
217 % 10 = 7
So 477872-76-7 is a valid CAS Registry Number.