115921-73-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115921-73-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,9,2 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 115921-73:
(8*1)+(7*1)+(6*5)+(5*9)+(4*2)+(3*1)+(2*7)+(1*3)=118
118 % 10 = 8
So 115921-73-8 is a valid CAS Registry Number.