Different roles of trifluoromethanesulfonyl chloride in the construction of heterocycles fused with β-lactams

DOI: 10.1016/S0040-4020(99)00423-8

Source and publish data:

Tetrahedron p. 8039 - 8044 (1999)

Update date:2022-08-29

Topics:

Authors:

Hwu, Jih Ru

Hakimelahi, Shahram

Lu, Kuang-Lieh

Tsay, Shwu-Chen

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Article abstract of DOI:10.1016/S0040-4020(99)00423-8

The cis-configurated tricyclic O³-isooxacepham 5 and bicyclic isopenam 11 were synthesized. The key step for the preparation of 5 involves chlorination of the corresponding carbanion of 3 with CF₃SO₂Cl followed by an inter

Full text of DOI:10.1016/S0040-4020(99)00423-8

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