1432516-20-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1432516-20-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,2,5,1 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1432516-20:
(9*1)+(8*4)+(7*3)+(6*2)+(5*5)+(4*1)+(3*6)+(2*2)+(1*0)=125
125 % 10 = 5
So 1432516-20-5 is a valid CAS Registry Number.