944994-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 944994-54-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,4,9,9 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 944994-54:
(8*9)+(7*4)+(6*4)+(5*9)+(4*9)+(3*4)+(2*5)+(1*4)=231
231 % 10 = 1
So 944994-54-1 is a valid CAS Registry Number.