Rh(II)-mediated domino [4 + 1]-annulation of α-cyanothioacetamides using diazoesters: A new entry for the synthesis of multisubstituted thiophenes
A new approach towards the synthesis of multisubstituted thiophenes is elaborated based on Rh(II)-catalyzed domino reactions of acyclic diazoesters with α-cyanothioacetamides. It provides a way for the preparation of 5-amino-3-(alkoxycarbonylamino)thiophene-2-carboxylates, 2-(5-amino-2-methoxycarbon...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
Beilstein-Institut
2017-11-01
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Series: | Beilstein Journal of Organic Chemistry |
Subjects: | |
Online Access: | https://doi.org/10.3762/bjoc.13.253 |