1422504-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422504-74-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,5,0 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1422504-74:
(9*1)+(8*4)+(7*2)+(6*2)+(5*5)+(4*0)+(3*4)+(2*7)+(1*4)=122
122 % 10 = 2
So 1422504-74-2 is a valid CAS Registry Number.