872791-65-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872791-65-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,7,9 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 872791-65:
(8*8)+(7*7)+(6*2)+(5*7)+(4*9)+(3*1)+(2*6)+(1*5)=216
216 % 10 = 6
So 872791-65-6 is a valid CAS Registry Number.