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Notiz zur Synthese von 1,2-Benzoxathiin-2,2-dioxid-Derivaten aus 3-Chromonsulfonsäure

✍ Scribed by Löwe, Werner ;Müller-Menke, Claudia

Publisher
John Wiley and Sons
Year
1984
Tongue
English
Weight
152 KB
Volume
1984
Category
Article
ISSN
0947-3440

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✦ Synopsis

Note on the Synthesis of 1,2‐Benzoxathiine 2,2‐Dioxide Derivatives from 3‐Chromonesulfonic Acid

Starting with 3‐chromonesulfonic acid (1) the 1,2‐benzoxathiine 2,2‐dioxide derivatives 7 and 8 have been obtained by ring transformation of the sulfonyl chloride 4.

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