949-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 949-93-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,4 and 9 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 949-93:
(5*9)+(4*4)+(3*9)+(2*9)+(1*3)=109
109 % 10 = 9
So 949-93-9 is a valid CAS Registry Number.