444913-44-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444913-44-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,9,1 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 444913-44:
(8*4)+(7*4)+(6*4)+(5*9)+(4*1)+(3*3)+(2*4)+(1*4)=154
154 % 10 = 4
So 444913-44-4 is a valid CAS Registry Number.