Events The 2nd International Electronic Conference on Synthetic Organic Chemistry

Event submissions

Published

This submission belongs to the session a. General Organic Synthesis of the event The 2nd International Electronic Conference on Synthetic Organic Chemistry

Published date

01 Nov, 1998

Citation

Anatoly D. Shutalev, A General Approach to the Synthesis of 4,7- Disubstituted Cephams, in Proceedings of The 2nd International Electronic Conference on Synthetic Organic Chemistry, 1 November–30 November 1998, MDPI: Basel, Switzerland, doi: 10.3390/ecsoc-2-01677

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A General Approach to the Synthesis of 4,7- Disubstituted Cephams

Anatoly D. Shutalev ¹

1. Department of Organic Chemistry, State Academy of Fine Chemical Technology, Vernadsky Avenue 86, Moscow 117571, Russia

Abstract

A general approach to the synthesis of 4,7-disubstituted cephams is described starting from a,bunsaturated aldehydes or ketones via 4-functionally substituted tetrahydro-1,3-thiazine-2-thiones.

Keywords

a,b-Unsaturated aldehydes or ketones

dithiocarbamic acid

4-hydroxy- and 4-alkoxytetrahydro- 1,3-thiazine-2-thiones

4-functionally substituted tetrahydro-1,3-thiazine-2-thiones

4-alkoxy-2-methylthio- 5,6-dihydro-4H-1,3-thiazines

4,7-disubstituted ceph

2-Imino-2H-1-benzopyrans as Versatile Synthons in Heterocyclic Synthesis: Studies on Novel Rearrangements of 3-Substituted 2-Imino-2H-1- benzopyrans Under Action of N-Nucleophiles

A new approach to synthesis of 2-carbamoylbenzothiazoles