Metal alkoxides

Details Metal alkoxides Metal alkoxides

1992-09-22

1993-12-28

Ivy, C. Warren

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549510, 549511, C07D30514

Patent

active

052741249

ABSTRACT:
A metal alkoxide having the following formula: ##STR1## wherein T.sub.1 is hydrogen or a hydroxy protecting group, Z is --OT.sub.2, or --OCOCH.sub.3, T.sub.2 is hydrogen or a hydroxy protecting group, and M is selected from the group comprising Group IA, IIA and transition metals are useful in the preparation of biologically active derivatives of baccatin III and 10-deacetyl baccatin III.

REFERENCES:
patent: 4814470 (1989-03-01), Colin et al.
patent: 4857653 (1989-08-01), Colin et al.
patent: 4924011 (1990-05-01), Denis et al.
patent: 4924012 (1990-05-01), Colin et al.
patent: 4942184 (1990-07-01), Haugwitz et al.
patent: 4960790 (1990-10-01), Stella et al.
patent: 5015744 (1991-05-01), Holton
patent: 5136060 (1992-08-01), Holton
Denis and Greene, "A Highly Efficient, Practical Approach to Natural Taxol", J. Am. Chem. Soc. 1988, 110, 5917-5919.
Holton et al., "A Synthesis of Taxusin", J. Am. Chem. Soc., 1988, 110, pp. 6558-6560.
Holton, "Synthesis of the Taxane Ring System", J. Am. Chem. Soc., 1984, 106, pp. 5731-5732.
Mukerjee et al., ".beta.-Lactams: Retrospect and Prospect", Tetrahedron vol. 34, Report No. 52, pp. 1731-1767 (1978).
Wani et al., "Plant Antitumor Agents. VI. The Isolation and Structure of Taxol, a Novel Antileukemic and Antitumor Agent from Taxus Brevifolia", J. Am. Chem. Soc. 93:9, May 5, 1971, pp. 2325-2327.
Samaranayake et al., "Modified Taxols. 5.1 Reaction of Taxol with Electrophilic Reagents and Preparation of a Rearranged Taxol Derivative with Tubulin Assembly Activity3.", J. Org. Chem. 1991, 56, 5114-5119.
Kaiser et al., "Synthesis of Esters of Acid-Unstable Alcohols by Means of n-butyllithium", J. Org. Chem., 1970, 35, 1198.
Ojima et al., "New and Efficient Approaches to the Semisynthesis of Taxol and its C-13 Side Chain Analogs by Means of .beta.-Lactam Synthon Method", Tetrahedron vol. 48, No. 34, pp. 6985-7012, 1992.

Affiliated with

Also associated with

Rating

Metal alkoxides does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Metal alkoxides, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Metal alkoxides will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1544153