752144-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 752144-45-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,2,1,4 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 752144-45:
(8*7)+(7*5)+(6*2)+(5*1)+(4*4)+(3*4)+(2*4)+(1*5)=149
149 % 10 = 9
So 752144-45-9 is a valid CAS Registry Number.