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Autor:
Paneerselvam Yuvaraj, Kodirajan Selvakumar, Periyasamy Amutha, Kandapalam Arun Prasath Lingam
Publikováno v:
Synthesis. 50:599-606
The enamine-free, stereoselective synthesis of oxindole-appended 1-aza-1,3-butadienes with an electron-withdrawing-group at the 3-position has been achieved in good yields from (Z)-β-bromo-substituted Morita–Baylis–Hillman (MBH) adducts of oxi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::71f158ad7bdabacd68b34aafeee85f2a
https://doi.org/10.1055/s-0036-1591493
https://doi.org/10.1055/s-0036-1591493
Autor:
Rama Varma Luxmi Varma, Poovan Shanmugavelan, Kandapalam Arun Prasath Lingam, Kodirajan Selvakumar
Publikováno v:
Journal of Chemical Sciences. 127:1417-1426
An efficient and facile synthesis of divergent C-3/C-5 bis-functionalized 2-oxindole derivatives has been achieved from 3,5-bis-Morita-Baylis-Hillman (MBH) adducts of oxindole via nucleophilic substitution reaction for the first time. Wider scope of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::916266fb2c63bcb2c54113c1202060f1
https://doi.org/10.1007/s12039-015-0913-z
https://doi.org/10.1007/s12039-015-0913-z
Autor:
Veerappan Vijayabaskar, Kodirajan Selvakumar, Rama Varma Luxmi Varma, Kandapalam Arun Prasath Lingam
Publikováno v:
Synlett. 26:646-650
An efficient synthesis of 2,3-disubstituted quinoline derivatives from easily accessible (het)aryl-substituted Morita–Baylis–Hillman (MBH) adducts was achieved by an approach involving a palladium-catalyzed Heck reaction and cyclization. This str
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::338a4dfdc7c17dc0e8682dff3c0ffec7
https://doi.org/10.1055/s-0034-1379938
https://doi.org/10.1055/s-0034-1379938
Publikováno v:
RSC Adv.. 4:36538-36543
An efficient, pyridine-free protocol has been developed for the protection of the 3°-allyl alcohol of oxindole using a mild base, such as potassium carbonate, under microwave irradiation conditions. The methodology has been tested with a variety of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b45e5a5aa1ff97a3043c58edc3dbf53f
https://doi.org/10.1039/c4ra06841f
https://doi.org/10.1039/c4ra06841f
Autor:
Kandapalam Arun Prasath Lingam, Kodirajan Selvakumar, Poovan Shanmugavelan, Rama Varma Luxmi Varma
Publikováno v:
ChemInform. 47
An efficient and facile synthesis of divergent C-3/C-5 bis-functionalized 2-oxindole derivatives has been achieved from 3,5-bis-Morita-Baylis-Hillman (MBH) adducts of oxindole via nucleophilic substitution reaction for the first time. Wider scope of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::292045ef0a0419caaefc97ce8cfd4316
https://doi.org/10.1002/chin.201615117
https://doi.org/10.1002/chin.201615117
Publikováno v:
Synlett. 23:2903-2908
A short and efficient synthesis of oxindole-appended allyl amines and 3-vinylaziridine-2-oxindoles have been accomplished in good yield via InCl3/ArSH-mediated ring opening of 3-vinylaziridine-2-oxindoles and sulfur ylide aziridination, respectively.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::14a5773ea22436d41dce1020ccd8f81c
https://doi.org/10.1055/s-0032-1317556
https://doi.org/10.1055/s-0032-1317556
Publikováno v:
Synlett. 2012:278-284
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6da3a1e20aa7e57e437b77a90ef8f8ed
https://doi.org/10.1055/s-0031-1290077
https://doi.org/10.1055/s-0031-1290077
Publikováno v:
Tetrahedron Letters. 52:3610-3613
A novel magnesium iodide mediated unusual dimerization–spirocyclopropanation of bromo isomerised Morita–Baylis–Hillman adducts of isatin afforded highly functionalized 3-spirocyclopropane-2-oxindole derivatives as regioisomers in good combined
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f549d0a2a043525cf9eb7a26c62a878
https://doi.org/10.1016/j.tetlet.2011.05.009
https://doi.org/10.1016/j.tetlet.2011.05.009
Publikováno v:
ChemInform. 44
Palladium catalyzed synthesis of a number of novel 3-spirocyclopentene-2-oxindoles in good yields has been accomplished from geometrically strained 3-vinylcyclopropane-2-oxindole via vinylcyclopropane–cyclopentene rearrangement.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::08d4d7a9356aa59829bbf51af15cd87f
https://doi.org/10.1002/chin.201346114
https://doi.org/10.1002/chin.201346114