944447-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 944447-77-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,4,4,4 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 944447-77:
(8*9)+(7*4)+(6*4)+(5*4)+(4*4)+(3*7)+(2*7)+(1*7)=202
202 % 10 = 2
So 944447-77-2 is a valid CAS Registry Number.