Sunil Kumar Talapatra

Medicinal plants used by the Tamang community in the Makawanpur district of central Nepal

Quaternary protoberberine alkaloids

Triterpenoids

Three flavone glycosides from Gelonium multiflorum

Role of Antioxidants and Natural Products in Inflammation

Natural products: A continuing source of novel drug leads

C–H bond activation enables the rapid construction and late-stage diversification of functional molecules

Saponins, classification and occurrence in the plant kingdom

α-Amylase inhibitory activity of some Malaysian plants used to treat diabetes; with particular reference to Phyllanthus amarus

Simple indole alkaloids and those with a nonrearranged monoterpenoid unit

Marine natural products

Anthocyanins and other flavonoids

HPLC–DAD–ESI-MS/MS screening of bioactive components from Rhus coriaria L. (Sumac) fruits

Dihydroayapin, a New Coumarin Compound fromDendrobium Densiflorum

Palladium‐Catalyzed Annulation of vic‐Bis(pinacolatoboryl)alkenes and ‐phenanthrenes with 2,2′‐Dibromobiaryls: Facile Synthesis of Functionalized Phenanthrenes and Dibenzo[g,p]chrysenes

Vasoactive effects of aqueous extracts from five Mexican medicinal plants on isolated rat aorta

Redox catalysis in organic electrosynthesis: basic principles and recent developments

Review of research on Dendrobium, a prized folk medicine

Berberine and Coptidis Rhizoma as novel antineoplastic agents: A review of traditional use and biomedical investigations

New Fluorenone and Phenanthrene Derivatives from Dendrobium Chrysanthum

Medicinal chemistry and pharmacology of genus Tripterygium (Celastraceae)

Chemical constituents from Dendrobium densiflorum

Advances in triterpenoid research, 1990–1994

Natural product-based nanoformulations for cancer therapy: Opportunities and challenges

Quinoline, quinazoline and acridonealkaloids

Advances in flavonoid research since 1992

On the origins of triterpenoid skeletal diversity

Characterization of the sesame (Sesamum indicum L.) global transcriptome using Illumina paired-end sequencing and development of EST-SSR markers

Chemistry and Biological Activities of Flavonoids: An Overview

PTP1B Inhibitory Secondary Metabolites from Marine-Derived Fungal Strains Penicillium spp. and Eurotium sp.

Prenylated indole derivatives from fungi: structure diversity, biological activities, biosynthesis and chemoenzymatic synthesis

THE MANZAMINE ALKALOIDS

Ethnopharmacological survey of plants used in the traditional treatment of hypertension and diabetes in south-eastern Morocco (Errachidia province)

The Shikimate Pathway — A Metabolic Tree with Many Branche

Biosynthesis and biotechnological production of ginsenosides

Natural phenanthrenes and their biological activity

Atroposelective Total Synthesis of Axially Chiral Biaryl Natural Products

Flavonoids in root bark of Pongamia pinnata

Occurrence and distribution of free flavonoid aglycones in plants

Copper-Mediated Coupling Reactions and Their Applications in Natural Products and Designed Biomolecules Synthesis

Alkaloids and coumarins from stem bark of Citrus grandis

Constituents from Salvia Species and Their Biological Activities

Aporphinoid alkaloids and terpenoids from Piptostigma fugax

Abietna diterpenoids from the roots of Salvia cryptantha

Drug Discovery and Natural Products: End of an Era or an Endless Frontier?

Glycosides of a cycloartane sapogenin fromCurculigo orchioides

Suppression of the SOS-Inducing Activity of Mutagenic Heterocyclic Amine, Trp-P-1, by Triterpenoid from Uncaria sinensis in the Salmonella typhimurium TA1535/pSK1002 Umu Test

Bioactive Phenylalanine Derivatives and Cytochalasins from the Soft Coral-Derived Fungus, Aspergillus elegans

Phytochemistry of the genus Piper

Review on Natural Coumarin Lead Compounds for Their Pharmacological Activity

Supinenolones A, B and C, fernane type triterpenoids from Euphorbia supina

A route to the structure proposed for puetuberosanol and approaches to the natural products marshrin and phebalosin

Oleanolic and ursolic acid derivatives from Polylepis australis

Cinnamates and coumarins from the leaves of Murraya paniculata

Furanoflavones from root bark of Millettia sanagana

Bioactive compounds in seaweed: functional food applications and legislation

Marine natural products

Stereocontrol in the synthesis of acyclic systems: applications to natural product synthesis

Dyeing of cotton yarn with the aqueous extract of the leaves of Eupatorium odoratum L. in Thailand and associated extract toxicity studies

Sponge-Associated Microorganisms: Evolution, Ecology, and Biotechnological Potential

Diterpenoids and Triterpenoids from Euphorbia retusa

New advances in nanographene chemistry

Occurrence, Biogenesis, and Synthesis of Biologically Active Carbazole Alkaloids

Isoprenylated flavonoids—a survey

Sesamin, sesamolin and the origin of sesame

Amino Acid Biosynthesis in the Halophilic Archaeon Haloarcula hispanica

Identification of the cellular site of polychlorinated peptide biosynthesis in the marine sponge Dysidea (Lamellodysidea) herbacea and symbiotic cyanobacterium Oscillatoria spongeliae by CARD-FISH analysis

Flavonoid glycosides from the fruit of Rhus parviflora and inhibition of cyclin dependent kinases by hyperin

Essential oils as antimicrobials in food systems – A review

Aryl−Aryl Bond Formation by Transition-Metal-Catalyzed Direct Arylation

Twenty-three flavonoids from Lonchocarpus subglaucescens

Dioxopiperazine Alkaloids Produced by the Marine Mangrove Derived Endophytic Fungus Eurotium rubrum

Helicenes: Synthesis and Applications

Palladium‐Catalyzed Arylation of Tetrasubstituted Double Bonds: A Simple Synthesis of Annelated Propellanes

Antimicrobial constituents from the stem bark of Feronia limonia

Catalytic Asymmetric Transfer Hydrogenation of α-Ketoesters with Hantzsch Esters

Synthetic Organic Electrochemical Methods Since 2000: On the Verge of a Renaissance

Therapeutic Charm of Quercetin and Its Derivatives: a Review of Research and Patents

Feeding Deterrents against Two Grain Storage Insects from Euphorbia fischeriana

Etude de la reaction de polonovski sur une molecule modele, la dregamine

Marine natural products

Cyclizations of N-Acyliminium Ions

Synthetic potential of the tertiary-amine-catalysed reaction of activated vinyl carbanions with aldehydes

Triterpene Biosynthesis in Plants

Natural bicoumarins

13C NMR Spectra of pentacyclic triterpenoids—a compilation and some salient features

Oxidative Cyclization of Bis(biaryl)acetylenes:  Synthesis and Photophysics of Dibenzo[g,p]chrysene-Based Fluorescent Polymers

Salvileucolide methylester, a sesterterpene from Salvia Sahendica

Chemical Sensors Based on Amplifying Fluorescent Conjugated Polymers

A facile one‐step synthesis of benz[4,5]canthin‐6‐one

An aristolactam from Piper acutisleginum and revision of the structures of piperolactam B and D

A New Ursane Triterpene from Monochaetum vulcanicum that Inhibits DNA Polymerase β Lyase

Prenyl Coumarins from Fatoua pilosa

Synthesis of 1-methoxy canthine-6-one

Euphorbia Diterpenes: Isolation, Structure, Biological Activity, and Synthesis (2008–2012)

A chemotaxonomic division of Murraya based on the distribution of the alkaloids yuehchukene and girinimbine

Efficient Indirect Electrochemical Synthesis of 2‐Substituted Benzoxazoles using Sodium Iodide as Mediator

Direct Asymmetric Michael Reactions of Cyclic 1,3-Dicarbonyl Compounds and Enamines Catalyzed by Chiral Bisoxazoline−Copper(II) Complexes

Heterocyclic Nanographenes and Other Polycyclic Heteroaromatic Compounds: Synthetic Routes, Properties, and Applications

Lamellarins and Related Pyrrole-Derived Alkaloids from Marine Organisms

Palladium‐Catalyzed Double Cross‐Coupling Reactions of Organodimetallic Reagents Leading to Polycyclic Aromatic Hydrocarbons

Nue anol-derivate aus Ophryosporus angustifolius

Recent advancements in natural dye applications: a review

Triterpene constituents from Euphorbia supina

The triterpenoids

Structures and partial syntheses of machicendiol, machicenonol and machicenin. Three new nor-lignans from Machilus glaucesces: Preferred conformation of the side chain of machicendiol

Stereostructures and conformations of four diterpene lactones from Gelonium multiflorum1This paper is dedicated to our teacher Professor (Mrs.) Asima Chatterjee on the occasion of her 80th birth anniversary with profound regards and best wishes. Presented at the Sixth National Bioorganic Symposium, Indian Institute of Science, Bangalore, 5–7 June, 1997, Book of Abstracts, IP 3, and at the `National Symposium on Recent Developments in Natural Products', Andhra University, Visakhapatnam, 11–13 July, 1997, Abstracts, SL 11. Part 35 in the series `Terpenoids and Related Compounds'. For Part 34 see ref.[1]for Part 33 see ref.[2].1

The configuration of the carbomethoxy group in vobasine, tabernaemontanine and dregamine

Defuscin, a new phenolic ester from Dendrobium fuscescens: Conformation of shikimic acid☆

Methoxylated flavones of Fortunella japonica

Studies on the Condensation Products of Some a,b-Unsaturated Carbonyl Compounds with 4-Hydroxycoumarin

Querspicatins A and B, two pentacyclic triterpenes from Quercus spicata

Alkaloids of Stephania glabra. Direct chemical correlation of the absolute configuration of some benzyltetrahydroisoquinoline, proaporphine, and aporphine alkaloids. New protoberberine alkaloid

Two pentacyclic triterpenes from Rubia cordifolia

On the chemistry of indian orchidaceae plants—II

Stereostructures and molecular conformations of six diterpene lactones from Gelonium multiflorum

(−)-Regiolone, an α-tetralone from Juglans regia: structure, stereochemistry and conformation

Minor coumarins of Boenninghausenia albiflora

A new pentacyclic triterpene alcohol from hook f.

The structure and biogenetic origin of (-) halicyclamine B from a Xestospongia sponge

Aristololactams of Goniothalamus sesquipedalis wall. Revised structures of the 2-oxygenated aristololactams

Isolation and Identification of Three Alkaloids from the Bark of Zanthoxylum elephantiasis

ChemInform Abstract: STUDIES ON THE CONDENSATION PRODUCTS OF SOME α,β‐UNSATURATED CARBONYL COMPOUNDS WITH 4‐HYDROXYCOUMARIN

Coumarins of the root bark of Feronia elephantum

Structure and Synthesis of (-)-Anabellamide. A New Phenylalanine Derived Ester Amide From Anaphalis Subumbellata: Occurrence of 4'-Hydroxydehydrokawain

ChemInform Abstract: 2‐Hydroxy‐1,2,3‐propanetricarboxylic Acid 2‐Methyl Ester, a New Natural Product from Rhus parviflora: A Simple Achiral Molecule Having Both Enantiotopic and Diastereotopic Hydrogens.

Some newer aspects of Clemmensen reduction of aromatic ketones

Isopongaglabol and 6-methoxyisopongaglabol, two new hydroxyfuranoflavones from Pongamia glabra

Flavonoid and terpenoid constituents of Eupatorium odoratum

The structure and stereochemistry of murrangatin

Chemistry of Plant Natural Products

Structure of murralongin, a novel monomeric coumarin from : stereochemistry and preferred conformation of its unique side chain

Lagerenyl acetate and lagerenol two tetracyclic triterpenoids with the cycloartane skeleton from Lagerstroemia lancasteri

Synthesis of Heterocycles: Part 1. N-Iodosuccinimide, a Convenient Oxidative Cyclising Agent in the Synthesis of Oxazole, Isoxazole, Benzofuran, Furoxan and 1,2,3-Triazole-1-oxide Derivatives

Pongaglabol, a new hydroxyfuranoflavone, and aurantiamide acetate, a dipeptide from the flowers of Pongamia glabra

Echinulin, a novel cyclic dipeptide carrying a triprenylated indole moiety from an Anacardiaceae, a Cucurbitaceae and two Orchidaceae plants : detailed high resolution 2D-NMR and mass spectral studies