3793-37-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3793-37-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,7,9 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 3793-37:
(6*3)+(5*7)+(4*9)+(3*3)+(2*3)+(1*7)=111
111 % 10 = 1
So 3793-37-1 is a valid CAS Registry Number.