90318-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90318-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,3,1 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 90318-77:
(7*9)+(6*0)+(5*3)+(4*1)+(3*8)+(2*7)+(1*7)=127
127 % 10 = 7
So 90318-77-7 is a valid CAS Registry Number.
InChI:InChI=1/C18H20FN3O5/c1-10-9-27-17-14(21-5-3-20(2)4-6-21)13(19)7-11-15(17)22(10,26)8-12(16(11)23)18(24)25/h7-8,10H,3-6,9H2,1-2H3,(H,24,25)
90318-77-7Relevant articles and documents
N-oxides as antibacterial agents
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, (2008/06/13)
PCT No. PCT/EP96/02171 Sec. 371 Date Nov. 19, 1997 Sec. 102(e) Date Nov. 19, 1997 PCT Filed May 20, 1996 PCT Pub. No. WO96/38417 PCT Pub. Date Dec. 5, 1996The present invention relates to new antibacterial compositions, in particular orally administrable compositions, based on N-oxides of saturated nitrogen-containing heterocycles which are substituted by quinolonecarboxylic acids or naphthyridonecarboxylic acids, and to new active compounds and their preparation.