Publications by authors named "Machts H"

Article Synopsis
  • The study compared various fibrates (like gemfibrozil and fenofibrate) with newly synthesized glycinate and glycinate-methylester derivatives to evaluate their interaction with the cytochrome P450 (CYP) system in rat liver.
  • Results showed that the glycinate derivatives generally had a more pronounced effect on CYP-mediated reactions compared to their parent compounds, while clofibrate and its derivatives exhibited the least activity.
  • Overall, the derivatives displayed slightly better antioxidant properties than their parent drugs, but no significant advantages in terms of CYP interactions or therapeutic benefits were concluded.
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An open problem of the lipid lowering agent ciprofibrate (rac-2-[4-(2,2-dichlorocyclopropyl)-phenoxy]-2-methylpropanoic acid, CAS 52214-84-3) is its metabolism concerning the conjugation with amino acids and glucuronic acid. It could be solved by syntheses of the needed reference compounds--unknown up to now--and administration of ciprofibrate to volunteers and rats. Unexpectedly the conjugation compounds with amino acids are stable in vitro and in metabolism.

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Chlormezanone, a chiral centrally acting muscle relaxant, will be cleaved at its S-C-1 bond by an autoprotolytic process. The optimum of chemical stability exists between pH 2 up to pH 9 with a maximum at pH 7.4.

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