Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Bhagat Singh Bhakuni"'
Publikováno v:
Chemistry, an Asian journal. 16(8)
The presence of a chalcogen atom at the ortho-position of phenols enhances their radical chain-breaking activity. Here, a copper(I)-catalyzed reaction of 2,6-dibromo- and 2,6-diiodophenols with diorganodiselenides has been studied for the introductio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e9bc7dcf1d67843f42f8640b0f17027
https://pubmed.ncbi.nlm.nih.gov/33660419
https://pubmed.ncbi.nlm.nih.gov/33660419
Publikováno v:
Tetrahedron Letters. 53:1354-1357
A copper mediated sulfur–nitrogen coupling reaction for the synthesis of benzo[d]isothiazol-3(2H)-ones and related sulfur–nitrogen heterocycles has been presented, which requires 2-halo-arylamides, sulfur powder, 25–50 mol % of copper iodide/1,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a5d966748dffc930ae1fe31156a10159
https://doi.org/10.1016/j.tetlet.2012.01.003
https://doi.org/10.1016/j.tetlet.2012.01.003
Publikováno v:
Tetrahedron. 67:9565-9575
Scope of the copper catalyzed/mediated selenium-nitrogen coupling reaction has been studied for the synthesis of isoselenazolones. It is noticed that the 2-chloro, 2-bromo-, and 2-iodo-aryl amides substrates can be exploited in the selenium–nitroge
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6f5c4979b9764f192bf3af06b98d4f94
https://doi.org/10.1016/j.tet.2011.09.141
https://doi.org/10.1016/j.tet.2011.09.141
Autor:
Shailesh Kumar, Sangit Kumar, Bhagat Singh Bhakuni, Abhimanyu Yadav, Shubham Sharma, Saket Patel
Publikováno v:
ChemInform. 45
A new reaction for the synthesis of dimethylisoindolinones has been presented from 2-halo-N-isopropyl-N-alkylbenzamide substrates and KOtBu by the selective C–C coupling of an unreactive tertiary sp3 C–H bond. The reaction manifested an excellent
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::484a9afeba9ce7c21f37bd99883e3558
https://doi.org/10.1002/chin.201440119
https://doi.org/10.1002/chin.201440119
Publikováno v:
ChemInform. 45
The role of radical initiators AMVN and AIBN has been studied in the potassium tert-butoxide mediated biaryl coupling reaction of aryl iodides with unactivated arenes. Radical initiator AMVN promoted carbon–carbon bond formation expeditiously from
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f513fda9c5c47a2889618ae62ecd22a1
https://doi.org/10.1002/chin.201425094
https://doi.org/10.1002/chin.201425094
Publikováno v:
Organic Syntheses
Potassium tert-Butoxide Phenanthridinone 2-Iodo-N-phenylbenzamide 2-Iodobenzoyl chloride Aniline Dichloromethane Keywords: Potassium tert-Butoxide; Phenanthridinone; Safety; Waste disposal; Biaryl lactams; Dibenzoazepinones
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f471744b636e875a70fb21bbd32d6713
https://doi.org/10.1002/0471264229.os090.16
https://doi.org/10.1002/0471264229.os090.16
Autor:
Bhagat Singh Bhakuni, Sangit Kumar, Shubham Sharma, Shailesh Kumar, Abhimanyu Yadav, Saket Patel
Publikováno v:
The Journal of organic chemistry. 79(7)
A new reaction for the synthesis of dimethylisoindolinones has been presented from 2-halo-N-isopropyl-N-alkylbenzamide substrates and KO(t)Bu by the selective C-C coupling of an unreactive tertiary sp(3) C-H bond. The reaction manifested an excellent
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2439b49bf7e15e95d22d10e2d8e17516
https://pubmed.ncbi.nlm.nih.gov/24597670
https://pubmed.ncbi.nlm.nih.gov/24597670
Autor:
Shailesh Kumar, Raghuvir Singh Tomar, Bhagat Singh Bhakuni, Michael R. Detty, Gajendra Kumar Azad, Navjeet Ahalawat, Piyush Panini, Sangit Kumar, Shah Jaimin Balkrishna
Publikováno v:
Organicbiomolecular chemistry. 12(8)
The reaction of KSeO(t)Bu with 2-iodo-arylbenzamides gave benzamide ring-substituted, quinine-derived isoselenazolones 1b–1d. The reaction of PhSH with ortho-methyl-substituted isoselenazolone 1b gave selenol 3b, which is oxidized by H2O2 to regene
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0ed8ca936e70889a827b947c0726264d
https://pubmed.ncbi.nlm.nih.gov/24448734
https://pubmed.ncbi.nlm.nih.gov/24448734
Publikováno v:
ChemInform. 44
KOtBu In DMSO can be efficiently used for the synthesis of unsymmetrical diaryl sulfides and selenides from diaryl dichalcogenides and aryl bromides.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cdd4f6c1ed6a4fa2a4e0401ca389482c
https://doi.org/10.1002/chin.201345186
https://doi.org/10.1002/chin.201345186
Autor:
Bhagat Singh Bhakuni, Ajay Kumar, Soumava Biswas, Ch. Durga Prasad, Sangit Kumar, Kaustubh Shrimali, Shah Jaimin Balkrishna
Publikováno v:
The Journal of organic chemistry. 78(4)
A transition-metal-free synthetic method has been developed for the synthesis of unsymmetrical diaryl chalcogenides (S, Se, and Te) from diaryl dichalcogenides and arenes under oxidative conditions by using potassium persulfate at room temperature. V
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7f035b3ebb62138208351f6995f59ca7
https://pubmed.ncbi.nlm.nih.gov/23327334
https://pubmed.ncbi.nlm.nih.gov/23327334