Janine Cossy
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Explore the profile of Janine Cossy including associated specialties, affiliations and a list of published articles.
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216
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921
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Recent Articles
1.
Nassar Y, Rodier F, Bigot A, Cruciani P, Ferey V, Daumas M, et al.
Org Lett
. 2025 Mar;
PMID: 40052663
A cross-coupling reaction between an enol triflate and an aryl Grignard reagent using a copper catalyst, followed by a deprotection step, a Mitsunobu reaction, and a saponification, allowed for the...
2.
Yasukawa T, Haheim K, Cossy J
Org Biomol Chem
. 2023 Sep;
21(38):7666-7680.
PMID: 37702418
The synthesis of 1,3-disubstituted bicyclo[1.1.1]pentanes (BCPs), by forming a C-C bond, can be achieved by cross-coupling reactions using transition metal catalysts. Two main strategies are described to access these 1,3-disubstituted...
3.
Luo X, Yang D, He X, Wang S, Zhang D, Xu J, et al.
Nat Commun
. 2023 Aug;
14(1):4638.
PMID: 37532729
Ligands and additives are often utilized to stabilize low-valent catalytic metal species experimentally, while their role in suppressing metal deposition has been less studied. Herein, an on-cycle mechanism is reported...
4.
Ruer P, Nassar Y, Polak P, Cossy J
J Org Chem
. 2023 May;
88(11):7228-7232.
PMID: 37172321
Five-membered -glycals were synthesized from six-membered 2-iodo--glycals by a metal/halogen exchange/ring-opening sequence followed by a cyclization catalyzed by AgCO.
5.
Abedelnour E, Ognier S, Venier O, Schio L, Tatoulian M, Cossy J
Chem Commun (Camb)
. 2023 Mar;
59(28):4213-4216.
PMID: 36939296
Trifluoromethyl ,-aminals are important precursors allowing access to fluorinated building blocks. In this work, the direct synthesis of trifluoromethyl ,-aminals from nitrogen containing heterocycles is reported using argon plasma in...
6.
Cossy J, Polak P, Ruer P
Org Biomol Chem
. 2022 Sep;
20(38):7529-7553.
PMID: 36148586
In this review, the incorporation of a cyclobutyl substituent in molecules, by transition metal-catalyzed cross-coupling, is described by only considering the formation of C-C bonds. Three main strategies are used...
7.
Abegg T, Cossy J, Meyer C
Org Lett
. 2022 Jul;
24(27):4954-4959.
PMID: 35787030
-1,2-Dialkenylcyclopropanes incorporating a vinyl azide, generated by Knoevenagel condensations between the corresponding cyclopropanecarbaldehydes and α-azido ketones, undergo cascade Cope and Winstein [3,3]-sigmatropic rearrangements, under mild conditions. The sequence allows access...
8.
Abedelnour E, Ognier S, Zhang M, Schio L, Venier O, Cossy J, et al.
Chem Commun (Camb)
. 2022 Jun;
58(52):7281-7284.
PMID: 35678143
The direct -acylation of amines by esters in a microreactor is described using argon plasma, thereby producing amides in good to excellent yields.
9.
Polak P, Cossy J
Chemistry
. 2022 Mar;
28(27):e202104311.
PMID: 35238093
The synthesis of 2-C-glycals and 2-C-ribals was achieved in good yields using a nickel-catalyzed cross-coupling between 2-iodoglycals and 2-iodoribal respectively and Grignard reagents. The prepared 2-C-glycals and ribals were then...
10.
Leverenz M, Masson G, Pardo D, Cossy J
Chemistry
. 2021 Oct;
27(66):16325-16328.
PMID: 34643301
α-Trifluoromethyl azocanes are accessible from 2-(trifluoropropan-2-ol) piperidines by metal-free ring-expansion involving a bicyclic azetidinium intermediate. The opening of the azetidinium intermediate was achieved by various nucleophiles (amines, alcoholates, carboxylates, phosphonates,...