1429121-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1429121-55-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,9,1,2 and 1 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1429121-55:
(9*1)+(8*4)+(7*2)+(6*9)+(5*1)+(4*2)+(3*1)+(2*5)+(1*5)=140
140 % 10 = 0
So 1429121-55-0 is a valid CAS Registry Number.