Palladium-Catalyzed Coupling of sp2-Hybridized Tellurides

G Zeni, AL Braga, HA Stefani - Accounts of chemical research, 2003 - ACS Publications
Vinylic tellurides are of importance due to their useful behavior as synthons and
intermediates. Recently, the use of these compounds in place of vinylic halides or triflates in …

Selenium and tellurium electrophiles in organic synthesis

FV Singh, T Wirth - Physical Sciences Reviews, 2019 - degruyter.com
This chapter highlights the utility of electrophilic achiral and chiral organoselenium reagents
in organic synthesis. A range of reactions from alkene functionalizations, the …

Ultrasound-assisted synthesis of Z and E stilbenes by Suzuki cross-coupling reactions of organotellurides with potassium organotrifluoroborate salts

R Cella, HA Stefani - Tetrahedron, 2006 - Elsevier
Palladium (0)-catalyzed cross-coupling reactions between potassium aryl-and
vinyltrifluoroborate salts and aryl-and vinylic tellurides proceeds readily to afford the desired …

Suzuki− Miyaura cross-coupling reactions of aryl tellurides with potassium aryltrifluoroborate salts

R Cella, RLOR Cunha, AES Reis… - The Journal of …, 2006 - ACS Publications
Palladium (0)-catalyzed cross-coupling between potassium aryltrifluoroborate salts and aryl
tellurides proceeds readily to afford the desired biaryls in good to excellent yield. The …

Coupling of vinylic tellurides with alkynes catalyzed by palladium dichloride: evaluation of synthetic and mechanistic details

C Raminelli, MHG Prechtl, LS Santos… - …, 2004 - ACS Publications
Under palladium dichloride catalysis, vinylic tellurides couple efficiently with alkynes with
retention of the double-bond geometry. Herein we show that the amount of the PdCl2 …

Synthesis of 1, 3-enynes via Suzuki-type reaction of vinylic tellurides and potassium alkynyltrifluoroborate salts

HA Stefani, R Cella, FA Dörr, CMP Pereira, G Zeni… - Tetrahedron letters, 2005 - Elsevier
Synthesis of 1,3-enynes via Suzuki-type reaction of vinylic tellurides and potassium
alkynyltrifluoroborate salts - ScienceDirect Skip to main contentSkip to article Elsevier logo …

Highly stereoselective method to prepare bis-phenylchalcogen alkenes via addition of chalcogenolate to phenylseleno alkynes

G Perin, EL Borges, D Alves - Tetrahedron Letters, 2012 - Elsevier
The preparation of bis-phenylchalcogen alkenes starting from phenylseleno alkynes is
described. The nucleophilic species of selenium, tellurium and sulfur were generated in situ …

[HTML][HTML] Negishi cross-coupling of organotellurium compounds: synthesis of biaryls, aryl-, and diaryl acetylenes

HA Stefani, JM Pena, F Manarin, RA Ando, DM Leal… - Tetrahedron letters, 2011 - Elsevier
A functional group tolerant palladium-catalyzed Negishi coupling of diaryl tellurides with
organozinc has been developed. This methodology permits efficient preparation of biaryls …

Synthesis of conjugated enediynes via palladium catalyzed cross-coupling reactions of potassium alkynyltrifluoroborates

GW Kabalka, G Dong, B Venkataiah - Tetrahedron letters, 2005 - Elsevier
Synthesis of conjugated enediynes via palladium catalyzed cross-coupling reactions of
potassium alkynyltrifluoroborates - ScienceDirect Skip to main contentSkip to article …

Synthesis of symmetrical 1, 3-diynes via homocoupling reaction of n-butyl alkynyltellurides

FV Singh, MFZJ Amaral, HA Stefani - Tetrahedron Letters, 2009 - Elsevier
An ultrasound-assisted synthesis of symmetrical 1, 3-diyne compounds with electron-
withdrawing or-donating substituents is described and illustrated by the palladium-catalyzed …