122551-44-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122551-44-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,5,5 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 122551-44:
(8*1)+(7*2)+(6*2)+(5*5)+(4*5)+(3*1)+(2*4)+(1*4)=94
94 % 10 = 4
So 122551-44-4 is a valid CAS Registry Number.
122551-44-4Relevant articles and documents
Synthesis and in vitro antibacterial activity of some 1-(difluoromethoxyphenyl)quinolone-3-carboxylic acids
Xiao,Krishnan,Lin,Delos Santos,Kuck,Babine,Lang Jr.
, p. 585 - 588 (2007/10/02)
We report on the synthesis of N-1-phenylquinolones in which the difluoromethoxy moiety is utilized as a halogen replacement. The antibacterial activity is discussed with reference to N-1-halophenylquinolones.