4101-10-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4101-10-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,0 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 4101-10:
(6*4)+(5*1)+(4*0)+(3*1)+(2*1)+(1*0)=34
34 % 10 = 4
So 4101-10-4 is a valid CAS Registry Number.