477771-03-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 477771-03-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,7,7 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 477771-03:
(8*4)+(7*7)+(6*7)+(5*7)+(4*7)+(3*1)+(2*0)+(1*3)=192
192 % 10 = 2
So 477771-03-2 is a valid CAS Registry Number.