144029-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144029-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,0,2 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 144029-52:
(8*1)+(7*4)+(6*4)+(5*0)+(4*2)+(3*9)+(2*5)+(1*2)=107
107 % 10 = 7
So 144029-52-7 is a valid CAS Registry Number.