92331-88-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92331-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,3,3 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 92331-88:
(7*9)+(6*2)+(5*3)+(4*3)+(3*1)+(2*8)+(1*8)=129
129 % 10 = 9
So 92331-88-9 is a valid CAS Registry Number.