790171-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 790171-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,0,1,7 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 790171-81:
(8*7)+(7*9)+(6*0)+(5*1)+(4*7)+(3*1)+(2*8)+(1*1)=172
172 % 10 = 2
So 790171-81-2 is a valid CAS Registry Number.