1423042-66-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1423042-66-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,3,0,4 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1423042-66:
(9*1)+(8*4)+(7*2)+(6*3)+(5*0)+(4*4)+(3*2)+(2*6)+(1*6)=113
113 % 10 = 3
So 1423042-66-3 is a valid CAS Registry Number.