1043429-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1043429-55-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,3,4,2 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1043429-55:
(9*1)+(8*0)+(7*4)+(6*3)+(5*4)+(4*2)+(3*9)+(2*5)+(1*5)=125
125 % 10 = 5
So 1043429-55-5 is a valid CAS Registry Number.