New highly active taxoids from 9beta-dihydrobaccatin-9,10-acetals. Part 2.

Bioorg Med Chem Lett

Medicinal Chemistry Research Laboratory, Daiichi Pharmaceutical Co., Ltd., Tokyo R&D Center, 16-13 Kita-kasai 1-Chome Edogawa-ku, Tokyo, Japan.

Published: October 2002

AI Article Synopsis

  • The study focused on understanding how modifications to the 7-hydroxyl groups of certain taxoid compounds affect their activity.
  • Different modifications were tested, including deoxy, methoxy, alpha-fluorine, and a unique methano group.
  • The 7-deoxy analogue was found to be the most potent, with stronger effects against specific cancer cell lines compared to related compounds.

Article Abstract

To investigate structure-activity relationships of the 9,10-acetal-9beta-dihydro taxoids, we modified the 7-hydroxyl groups of the 9,10-acetonide-3'-(4-pyridyl) analogue to deoxy, methoxy, alpha-F, and 7beta,8beta-methano group. As a result of this study, we found that the 7-deoxy analogue was the strongest among these analogues. In addition, we found that the 7-deoxy-3'-(4-pyridyl) and 7-deoxy-3'-(2-pyridyl) analogues showed stronger activity against cell lines expressing P-glycoprotein than the corresponding 3'-phenyl analogue.

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Source
http://dx.doi.org/10.1016/s0960-894x(02)00628-5DOI Listing

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