201012-44-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 201012-44-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,0,1 and 2 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 201012-44:
(8*2)+(7*0)+(6*1)+(5*0)+(4*1)+(3*2)+(2*4)+(1*4)=44
44 % 10 = 4
So 201012-44-4 is a valid CAS Registry Number.