444145-72-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 444145-72-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,1,4 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 444145-72:
(8*4)+(7*4)+(6*4)+(5*1)+(4*4)+(3*5)+(2*7)+(1*2)=136
136 % 10 = 6
So 444145-72-6 is a valid CAS Registry Number.