Synthesis of Phthalimides: A New Entry via TBAI-Catalyzed Intramolecular Cyclization of 2-(Hydroxymethyl)benzamides

Autor: Kare Nagaraju, Nomula Rajesh, Palakodety Radha Krishna

Publikováno v: SynOpen, Vol 02, Iss 02, Pp 0145-0149 (2018)

Abstract Herein we report an unprecedented metal-free TBAI/TBHP mediated C–N bond formation via intramolecular cyclization of 2-(hydroxymethyl)benzamides to furnish N-substituted phthalimides in excellent yields.

Externí odkaz: https://doaj.org/article/689c5d039cf24eb78ebda3707c43536b

Novel aprotic polar solvents for facile Baylis-Hillman reaction

Autor: Palakodety Radha Krishna, A Manjuvani, Empati Raja Sekhar

Publikováno v: ARKIVOC, Vol 2005, Iss 3, Pp 99-109 (2004)

Externí odkaz: https://doaj.org/article/37335a20b11c4d4684dc27fe6c260d3a

First Total Synthesis of Jomthonic Acid A

Autor: Batthula Srinivas, Palakodety Radha Krishna, Mohan Dumpala

Publikováno v: Synlett. 31:69-72

A stereoselective total synthesis of jomthonic acid A is described. The key features of the synthetic strategy are a Sharpless asymmetric epoxidation, a Gilmann reagent-induced methylation, a Mitsunobu reaction, a Yamaguchi esterification, and an O-(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6d769117613bc1a807ff338c6d9e314e
https://doi.org/10.1055/s-0039-1691503

PhI(OAc)2-Mediated Regioselective Synthesis of 5-Guanidino-1,2,4-thiadiazoles and 1,2,4-Triazolo[1,5-a]pyridines via Oxidative N–S and N–N Bond Formation

Autor: Palakodety Radha Krishna, Tumula Nagaraju, Nakka Mangarao, Balasubramanian Sridhar

Publikováno v: Synthesis. 51:3600-3610

An effective and expeditious approach for the construction of biologically important 5-guanidino-1,2,4-thiadiazole and 1,2,4-triazolo[1,5-a]pyridine derivatives has been developed. This new protocol involves the phenyliodine(III) diacetate [PhI(OAc)2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a0a40cb60f227a075fb7cdacdb2be2ba
https://doi.org/10.1055/s-0037-1611854

Functionalization of 3-Iodo-N,N-Diisopropylferrocene-Carboxamide, a Pivotal Substrate to Open the Chemical Space to 1,3-Disubstituted Ferrocenes

Autor: William Erb, Palakodety Radha Krishna, Khadega Al-Mekhlafi, Florence Mongin, Vincent Dorcet, Thierry Roisnel, Lingaswamy Kadari

Publikováno v: Advanced Synthesis and Catalysis
Advanced Synthesis and Catalysis, Wiley-VCH Verlag, 2020, 362 (4), pp.832-850. ⟨10.1002/adsc.201901393⟩
Advanced Synthesis and Catalysis, 2020, 362 (4), pp.832-850. ⟨10.1002/adsc.201901393⟩

International audience; From 2-iodo-N,N-diisopropylferrocenecarboxamide, the halogen 'dance' reaction was applied to deliver gram quantities of the 3-iodo isomer. The latter was successfully functionalized by Ullmann-type and Suzuki-Miyaura cross-cou

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b946854ae445a33ffa35501a5213d4ef
https://hal-univ-rennes1.archives-ouvertes.fr/hal-02438541/document