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Metal‐Free [3+2]‐Cycloaddition of Thiiranes with Isothiocyanates, Isoselenocyanates and Carbodiimides: Synthesis of 2‐Imino‐Dithiolane/Thiaselenolane/Thiazolidines
Author(s) -
Satheesh Vanaparthi,
Kumar Sundaravel Vivek,
Vijay Murugan,
Barik Debashis,
Punniyamurthy Tharmalingam
Publication year - 2018
Publication title -
asian journal of organic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.846
H-Index - 44
eISSN - 2193-5815
pISSN - 2193-5807
DOI - 10.1002/ajoc.201800274
Subject(s) - chemistry , cycloaddition , thiazolidine , dithiolane , regioselectivity , aryl , chemoselectivity , substrate (aquarium) , combinatorial chemistry , selectivity , organic chemistry , catalysis , alkyl , oceanography , geology
Metal‐free regioselective [3+2]‐cycloaddition of 2‐aryl/alkylthiiranes with isothiocyanates, isoselenocyanates and carbodiimides is developed using BF 2 OTf⋅OEt 2 to produce 2‐imino‐dithiolane/‐thiaselenolane/‐thiazolidine frameworks at room temperature. The selectivity, substrate scope and scale up are the important practical features.