6393-13-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6393-13-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,3,9 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 6393-13:
(6*6)+(5*3)+(4*9)+(3*3)+(2*1)+(1*3)=101
101 % 10 = 1
So 6393-13-1 is a valid CAS Registry Number.