429668-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 429668-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,9,6,6 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 429668-55:
(8*4)+(7*2)+(6*9)+(5*6)+(4*6)+(3*8)+(2*5)+(1*5)=193
193 % 10 = 3
So 429668-55-3 is a valid CAS Registry Number.