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1418269-60-9

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1418269-60-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1418269-60-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,8,2,6 and 9 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1418269-60:
(9*1)+(8*4)+(7*1)+(6*8)+(5*2)+(4*6)+(3*9)+(2*6)+(1*0)=169
169 % 10 = 9
So 1418269-60-9 is a valid CAS Registry Number.

1418269-60-9Downstream Products

1418269-60-9Relevant articles and documents

Synthesis and antimycobacterial evaluation of pyrazinamide derivatives with benzylamino substitution

Zitko, Jan,Paterova, Pavla,Kubicek, Vladimir,Mandikova, Jana,Trejtnar, Frantisek,Kunes, Jiri,Dolezal, Martin

, p. 476 - 479 (2013/02/23)

A series of 19 new compounds related to pyrazinamide were synthesized, characterized with analytical data and screened for in vitro whole cell antimycobacterial activity against Mycobacterium tuberculosis H37Rv, Mycobacterium kansasii and two types of Mycobacterium avium. The series consisted of 3-(benzylamino)-5-cyanopyrazine-2-carboxamides and 3-(benzylamino)pyrazine-2,5-dicarbonitriles with various substituents on the phenyl ring. RP-HPLC method was used to determine the lipophilicity of the prepared compounds. Nine compounds exerted similar or better activity against Mycobacterium tuberculosis compared to pyrazinamide (MIC = 6.25-12.5 μg/mL). 3-(Benzylamino)pyrazine-2,5-dicarbonitrile inhibited all of the tested mycobacterial strains with MIC within the range 12.5-25 μg/mL. Although not the most active, 4-NH2 substituted compounds possessed the lowest in vitro cytotoxicity (hepatotoxicity), leading to selectivity index SI = 5.5 and SI >21.

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