Synthesis and anticancer properties of functionalized 1, 6-naphthyridines

M Lavanya, C Lin, J Mao, D Thirumalai… - Topics in Current …, 2021 - Springer
The burgeoning interest in synthesis and biological applications of 1, 6-naphthyridines
reflects the importance of 1, 6-naphthyridines in the synthetic as well as medicinal chemistry …

TBHP Promoted Cross‐Dehydrogenative coupling (CDC) Reaction: Metal/Additive‐Free Synthesis of Chromone‐Fused Quinolines

JB Singh, K Mishra, T Gupta, R M. Singh - ChemistrySelect, 2017 - Wiley Online Library
A metal/additive‐free, TBHP‐promoted synthesis of 12H‐Chromeno [2, 3‐b] quinolin‐12‐
ones from 2‐phenoloxyquinolinyl‐3‐carboxaldehydes has been described via cross …

A novel strategy for the synthesis of 6H-chromeno [4, 3-b] quinoline by intramolecular Heck cyclization

M Shiri, M Fathollahi-Lahroud, Z Yasaei - Tetrahedron, 2017 - Elsevier
A novel procedure for the synthesis of various derivatives of 6H-chromeno [4, 3-b] quinolines
from intramolecular Heck reaction of 2-chloro-3-(phenoxymethyl) quinolines is described in …

Metal free TBHP-promoted intramolecular carbonylation of arenes via radical cross-dehydrogenative coupling: synthesis of indenoquinolinones, 4-azafluorenones …

K Mishra, AK Pandey, JB Singh… - Organic & Biomolecular …, 2016 - pubs.rsc.org
A metal-free, TBHP-promoted economical route is developed via the sp2 C–H bond
functionalization strategy for the synthesis of indenoquinolinones, 4-azafluorenones and …

Ag (I)-Catalyzed one-pot synthesis of 4-fluorobenzo [b][1, 6] naphthyridines and 4-fluoroisoquinolines via iminofluorination of alkynes with Selectfluor

K Mishra, JB Singh, T Gupta, RM Singh - Organic Chemistry Frontiers, 2017 - pubs.rsc.org
Ag (I)-Catalyzed one-pot synthesis of 4-fluorobenzo [b][1, 6] naphthyridines is described
from o-alkynylquinolinyl aldehydes through imines in good to excellent yields. Selectfluor is …

Merging Visible‐Light Photoredox and Lewis Acid Catalysis for the Intramolecular Aza‐Diels–Alder Reaction: Synthesis of Substituted Chromeno[4,3‐b]quinolines …

W Dong, Y Yuan, X Gao, B Hu, X Xie… - ChemCatChem, 2018 - Wiley Online Library
Abstract Substituted chromeno [4, 3‐b] quinolines and [1, 6] naphthyridines were achieved
by tandem intramolecular aza‐Diels–Alder reaction using a strategy of combination of …

Twofold Heteroannulation Reactions Enabled by Gold(I)/Zinc(II) Catalysts: Synthesis of Amine-Substituted Diaryl[c,h][1,6]naphthyridines

Gayyur, S Choudhary, R Kant, N Ghosh - Organic Letters, 2023 - ACS Publications
A straightforward and atom-economical one-pot protocol catalyzed by gold (I) and zinc (II) for
the synthesis of amine-substituted diaryl [c, h][1, 6] naphthyridines from two different …

Pd catalyzed facile synthesis of cyclopenta [b] quinolin-1-one via sequential Sonogashira coupling and annulation. An unusual mode of ring closure, using sulphur as …

RM Singh, R Kumar, KC Bharadwaj… - Organic Chemistry …, 2016 - pubs.rsc.org
Pd mediated one pot sequential Sonogashira coupling followed by annulation using o-
alkynyl aldehyde is reported. Contrary to the established modes of ring closures, an unusual …

Chemoselective Azidation of o-Alkynylaldehydes over [3 + 2] Cycloaddition and Subsequent Staudinger Reaction: Access to Benzonaphthyridines/Naphthyridines

P Kumar, T Aggarwal, AK Verma - The Journal of Organic …, 2017 - ACS Publications
An efficient tandem approach for the chemoselective synthesis of functionalized azido-
pyranoquinolines and azido-iodo-pyranoquinolines via electrophilic cyclization of o …

TBAB-catalyzed cascade reactions: facile synthesis of 1-trifluoromethyl-3-alkylidene-1, 3-dihydrofuro [3, 4-b] quinolines via 5-exo-dig cyclization of o …

K Mishra, JB Singh, T Gupta, RM Singh - Organic Chemistry Frontiers, 2017 - pubs.rsc.org
A convenient method for the facile synthesis of 1-trifluoromethyl-3-alkylidene-1, 3-
dihydrofuro [3, 4-b] quinolines was developed from the TBAB-catalyzed nucleophilic …