A new bis-annelation method. Application to steroid synthesis (original) (raw)

An enantiospecific route to C,D ring synthons for steroid synthesis

Andrew Clase

Canadian Journal of Chemistry, 1992

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Ring-closing metathesis towards functionalised pentacyclic steroids

Nour-Eddine Aouf

Tetrahedron Letters, 2012

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Ritesh Singh

Tetrahedron, 2013

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Pierre Deslongchamps

Organic Letters, 2002

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Miguel Yus

Tetrahedron: Asymmetry, 2001

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Rui Carvalho

Helvetica Chimica Acta, 2014

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Katarina Penov Gaši, Evgenija A Djurendić

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Anna Koutsourea

Steroids, 2003

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Cecilia Attorresi

Beilstein Journal of Organic Chemistry, 2019

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Steroids I. Alkylation of β-ketoesters via their Cu(II) enolates in aqueous media. Application of the synthesis of C-18 functionalized steroids via the torgov approach

Francis Johnson

Tetrahedron Letters, 1982

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Helena Majgier-Baranowska

Tetrahedron, 1999

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Jacek Morzycki

Steroids, 2011

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Steroids: partial synthesis in medicinal chemistry

James Hanson

Natural Product Reports, 2006

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Recent Progress in Steroid Synthesis Triggered by the Emergence of New Catalytic Methods

Hem Khatri

European Journal of Organic Chemistry, 2020

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Stereoselective construction of 22-oxygenated steroid side chains by dimethylaluminum chloride-mediated ene reactions of aldehydes

Todd Houston

The Journal of Organic Chemistry, 1993

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A novel route to a 4-amino steroid: MDL 19687

Gary Flynn

Tetrahedron Letters, 1995

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Increasing the amphiphilicity of an estradiol based steroid structure by Barbier-allylation – ring-closing metathesis – dihydroxylation sequence

János Wölfling

Steroids, 2012

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Martin A Iglesias-arteaga

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A new facile synthesis of steroid dimers containing 17,17 '-dicarboxamide spacers

Rui Carrilho

Tetrahedron Letters, 2013

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The Westphalen rearrangement of a tricyclic steroid

Ismail Kiran

Journal of Chemical Research, 2003

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Stereocontrolled synthesis of 22-hydroxy-23-acetylenic steroids, key intermediates in steroid side chain construction. Observation of a directive effect by an α-chiral site during asymmetric reduction with -B-3-pinanyl-9-BBN (Alpine-Borane)

Mark Midland

Tetrahedron Letters, 1984

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Photoinduced transformations. 76. A four-step substitution of a carbonyl group of steroidal ketones by an oxygen atom. A new method for the synthesis of cyclic ethers

Shinji Yamada

J Org Chem, 1985

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New variant of the synthesis of D-homo-6-oxa-8α-analogs of steroid estrogens containing a β-methyl group at C-7

Svetlana Morozkina

Chemistry of Heterocyclic Compounds, 2009

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Cyclization of N6-substituted adenines to produce compounds of the pentaaza steroid type

Roy Swaringen

The Journal of Organic Chemistry, 1969

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Bifunctional chiral auxiliaries 7: Aldol reactions of enolates derived from 1,3-diacyl-imidazolidine-2-thiones and 1,3-diacylimidazolidin-2-ones

Gary Evans, Andrew A Mortlock

Tetrahedron, 1994

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Cascade Polycyclization: Exploration of a Convergent Route to Access Various Tricyclic and Tetracyclic Products Related to Sterols

Pierre Deslongchamps

Journal of Organic Chemistry, 2003

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ChemInform Abstract: A New Route to Polyoxygenate C and D Rings of Steroids by Oxidation of a Δ8,14-Diene Steroid with the Methyltrioxorhenium-H2O2-Urea System

Domenica Musumeci

ChemInform, 2001

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THE INTRODUCTION OF A DOUBLE BOND ON THE STEROID SKELETON – THE PREPARATION OF ENOL SILYL ETHER DERIVATIVES FROM VICINAL DIOLS

Aleš Marek

Collect. Czech. Chem. Commun., 2011

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Reaction of Nitrosyl Chloride with Steroid 5-Enes. 1 Nuclear Magnetic Resonance as a Stereochemical Tool in Steroids

Clayton Heathcock

The Journal of Organic Chemistry, 1964

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Synthesis of Novel Steroid Alkaloids by Cyclization of Arylimines from Estrone

Eva Frank

European Journal of Organic Chemistry, 1999

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Diastereoselective Aldol Reactions of Enolates Generated from Vicinally Substituted Trimethylsilylmethyl Cyclopropyl Ketones

Veejendra Yadav

Organic Letters, 2003

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A cascade radical-mediated macrocyclisation–transannulation approach to oestrogen steroids

Gerald Pattenden

Comptes Rendus de l'Académie des Sciences - Series IIC - Chemistry, 2001

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Formation of the steroidal C-25 chiral center via the asymmetric alkylation methodology

Vladimir Zhabinskii

Organic & biomolecular chemistry, 2015

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Novel d-Annulated Pentacyclic Steroids: Regioselective Synthesis and Biological Evaluation in Breast Cancer Cells

Yulia Volkova

Molecules, 2020

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Transition-Metal-Catalyzed Reactions in Steroid Synthesis

Rita Földes

Chemical Reviews, 2003

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