Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Ladawan Sumunnee"'
Publikováno v:
Organic Chemistry Frontiers. 5:1928-1932
A highly efficient transition metal-free oxidative chemo- and regioselective C–C bond coupling of pyrazolones and quinoxalinones mediated by K2S2O8 is described. This reaction can be conveniently carried out under mild conditions and gives various
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::61eb5df60500d703052ceaa5d3c8567c
https://doi.org/10.1039/c8qo00328a
https://doi.org/10.1039/c8qo00328a
Publikováno v:
European Journal of Organic Chemistry. 2017:1025-1032
A highly efficient iodine/TBHP-mediated one-pot deoxygenative and regioselective C2-sulfonylation of quinoline N-oxides with sodium sulfinate salts has been developed. This metal, base and phosphorus-free protocol employs readily accessible and easy
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::428facf656ce83c2932e205a26b3b48b
https://doi.org/10.1002/ejoc.201601443
https://doi.org/10.1002/ejoc.201601443
Publikováno v:
Organicbiomolecular chemistry. 16(15)
The persulfate-meditated oxidative C-N bond coupling of the C-H bond of quinoxalinones and the N-H bond of NH-sulfoximines is reported. The reaction proceeds smoothly under transition metal-free conditions and provides good to excellent yields of sul
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1dddac973e48c3647606e0678af73bf5
https://pubmed.ncbi.nlm.nih.gov/29582873
https://pubmed.ncbi.nlm.nih.gov/29582873
Publikováno v:
Organicbiomolecular chemistry. 15(20)
A copper-catalyzed oxidative decarboxylative coupling of α-keto acids with NH-sulfoximines has been developed. With CuBr as the catalyst and K2S2O8 as the oxidant, this reaction enables the formation of a C-N bond and gives N-aroylsulfoximine produc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::313e0443b1d192229812205013344e09
https://pubmed.ncbi.nlm.nih.gov/28470272
https://pubmed.ncbi.nlm.nih.gov/28470272
Autor:
Danupat Beukeaw, Chonchanok Buathongjan, Ladawan Sumunnee, Vichai Reutrakul, Sirilata Yotphan
Publikováno v:
ChemInform. 47
A new protocol for the synthesis of sulfonamides via an iodine-catalyzed sulfonylation of amines with sulfonyl hydrazides is developed.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f7ff5fee50d5df4375664da155e59b61
https://doi.org/10.1002/chin.201620067
https://doi.org/10.1002/chin.201620067
Autor:
Chonchanok Buathongjan, Ladawan Sumunnee, Danupat Beukeaw, Sirilata Yotphan, Vichai Reutrakul
Publikováno v:
Organicbiomolecular chemistry. 14(2)
A new synthesis of sulfonamides has been developed via an iodine-catalyzed sulfonylation of amines with arylsulfonyl hydrazides. This metal-free strategy employs readily accessible and easy to handle starting materials, catalysts and oxidants, and ca
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c0be262147b33a70adfec4f8f27d3c13
https://pubmed.ncbi.nlm.nih.gov/26531097
https://pubmed.ncbi.nlm.nih.gov/26531097