444928-26-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444928-26-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,9,2 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 444928-26:
(8*4)+(7*4)+(6*4)+(5*9)+(4*2)+(3*8)+(2*2)+(1*6)=171
171 % 10 = 1
So 444928-26-1 is a valid CAS Registry Number.