93331-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93331-11-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,3,3 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 93331-11:
(7*9)+(6*3)+(5*3)+(4*3)+(3*1)+(2*1)+(1*1)=114
114 % 10 = 4
So 93331-11-4 is a valid CAS Registry Number.