Chemical Forums

Specialty Chemistry Forums => Biochemistry and Chemical Biology Forum => Topic started by: AhmedEzatAlzawalaty on October 29, 2007, 07:53:12 PM

Title: cephalexin versus cephradine
Post by: AhmedEzatAlzawalaty on October 29, 2007, 07:53:12 PM

what is the difference in structure between cephalexin and cephradine both are oral cephalosporin

Title: Re: cephalexin versus cephradine
Post by: agrobert on October 29, 2007, 10:25:25 PM

http://en.wikipedia.org/wiki/Cephalexin

http://en.wikipedia.org/wiki/Cephradine

They are pretty similar.  I think they differ in chriality.

Title: Re: cephalexin versus cephradine
Post by: AWK on October 30, 2007, 09:58:42 AM

For synthesis of cefalexin a racemic C-phenylglycine is used.
Note cephalosporanic acid usually comes from a rearrangement of penicillic acid and is optically active itself.

Title: Re: cephalexin versus cephradine
Post by: AhmedEzatAlzawalaty on November 04, 2007, 08:59:13 PM

ok i got confused the difference in side chain aryl group which isnt aryl in cephradine but it is clohexadine