94940-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94940-31-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,9,4 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 94940-31:
(7*9)+(6*4)+(5*9)+(4*4)+(3*0)+(2*3)+(1*1)=155
155 % 10 = 5
So 94940-31-5 is a valid CAS Registry Number.