443994-00-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 443994-00-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,9,9 and 4 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 443994-00:
(8*4)+(7*4)+(6*3)+(5*9)+(4*9)+(3*4)+(2*0)+(1*0)=171
171 % 10 = 1
So 443994-00-1 is a valid CAS Registry Number.