859163-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859163-77-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,1,6 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 859163-77:
(8*8)+(7*5)+(6*9)+(5*1)+(4*6)+(3*3)+(2*7)+(1*7)=212
212 % 10 = 2
So 859163-77-2 is a valid CAS Registry Number.