327-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 327-73-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,2 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 327-73:
(5*3)+(4*2)+(3*7)+(2*7)+(1*3)=61
61 % 10 = 1
So 327-73-1 is a valid CAS Registry Number.