444999-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444999-84-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,9,9 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 444999-84:
(8*4)+(7*4)+(6*4)+(5*9)+(4*9)+(3*9)+(2*8)+(1*4)=212
212 % 10 = 2
So 444999-84-2 is a valid CAS Registry Number.