444556-19-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444556-19-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,5,5 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 444556-19:
(8*4)+(7*4)+(6*4)+(5*5)+(4*5)+(3*6)+(2*1)+(1*9)=158
158 % 10 = 8
So 444556-19-8 is a valid CAS Registry Number.