477959-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 477959-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,9,5 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 477959-81:
(8*4)+(7*7)+(6*7)+(5*9)+(4*5)+(3*9)+(2*8)+(1*1)=232
232 % 10 = 2
So 477959-81-2 is a valid CAS Registry Number.