601-72-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 601-72-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,0 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 601-72:
(5*6)+(4*0)+(3*1)+(2*7)+(1*2)=49
49 % 10 = 9
So 601-72-9 is a valid CAS Registry Number.