1422547-43-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422547-43-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,5,4 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1422547-43:
(9*1)+(8*4)+(7*2)+(6*2)+(5*5)+(4*4)+(3*7)+(2*4)+(1*3)=140
140 % 10 = 0
So 1422547-43-0 is a valid CAS Registry Number.