Upload File

chiral (oc)ru(salen)-catalyzed tandem sulfimidation and [2,3]sigmatropic rearrangement: asymmetric...

  • Home
  • Documents
  • Chiral (OC)Ru(salen)-Catalyzed Tandem Sulfimidation and [2,3]Sigmatropic Rearrangement: Asymmetric C—N Bond Formation
1
2002 sulfonamides sulfonamides (hydrazides, ureides) (benzene compounds) Q 0560 35 - 089 Chiral (OC)Ru(salen)-Catalyzed Tandem Sulfimidation and [2,3]Sig- matropic Rearrangement: Asymmetric C–N Bond Formation. — Title reactions in the presence of Ru-salen complex catalyst (I) gives chiral N-allyl-N-arylthio sulfonamides [cf. (IV)] which are directly hydrolyzed to N- allyl sulfonamides. — (MURAKAMI, MASAKAZU; KATSUKI, TSUTOMU; Tetrahedron Lett. 43 (2002) 21, 3947-3949; Dep. Chem., Fac. Sci., Kyushu Univ., Higashi, Fukuoka 812, Japan; EN) 1

Upload: masakazu-murakami

Post on 06-Jun-2016

212 views

Category:

Documents


0 download

Report

TRANSCRIPT

Page 1: Chiral (OC)Ru(salen)-Catalyzed Tandem Sulfimidation and [2,3]Sigmatropic Rearrangement: Asymmetric C—N Bond Formation

2002 sulfonamides

sulfonamides (hydrazides, ureides) (benzene compounds)Q 0560

35 - 089Chiral (OC)Ru(salen)-Catalyzed Tandem Sulfimidation and [2,3]Sig-matropic Rearrangement: Asymmetric C–N Bond Formation. —Title reactions in the presence of Ru-salen complex catalyst (I) gives chiralN-allyl-N-arylthio sulfonamides [cf. (IV)] which are directly hydrolyzed to N-allyl sulfonamides. — (MURAKAMI, MASAKAZU; KATSUKI, TSUTOMU;Tetrahedron Lett. 43 (2002) 21, 3947-3949; Dep. Chem., Fac. Sci., KyushuUniv., Higashi, Fukuoka 812, Japan; EN)

1

The generation and reactivity of functionalised organozinc ...in a novel [2,3] sigmatropic rearrangement was investigated. The thesis concludes with a summary of the results obtained,

Advanced Medicinal Chemistry – I - Pharmainfo NET rearrangement and Benzil- benzilic acid rearrangement. 2. Carbon to nitrogen migration: Hoffmann rearrangement, Curtius rearrangement,

Ac ce pt ed Articl eintramolecular [2,3]-sigmatropic Sommelet-Hauser rearrangement or Hoffman elimination reaction might occur. Interestingly, neither of the latter reactions, as far

Asymmetric [2,3]-Sigmatropic Rearrangement of Allylic …11708/FULLTEXT01.pdf · 2005-10-18 · List of publications This thesis is based on the following papers, referred to in the

Recent Advances in Sigmatropic Rearrangements and their

The Synthesis and Thermal and Photochemical ...doras.dcu.ie/18381/1/Ciaran_Byrne_20130314145758.pdf · led to the discovery of a tandem cycloaddition - sigmatropic rearrangement mechanism

Catalytic Asymmetric Claisen Rearrangements. The ...d-scholarship.pitt.edu/16662/1/Maryll_Geherty_ETD_Thesis...iv The Claisen rearrangement, a [3,3] sigmatropic rearrangement, remains

Favorskii rearrangement

· PDF filewith examples. Write short notes on ... Benzilic acid rearrangement and (ii) Hofmann rearrangement. (8) ... Cope reaction ii) Claisen rearrangement

2,3-Sigmatropic Rearrangements in Organic …3-Sigmatropic Rearrangements in Organic Synthesis October 25, 2006 Matt Haley Crimmins Group Sigmatropic Rearrangements-concerted pericyclic

Name Reactions Homologations€¦ · Pinacol rearrangement Pummerer rearrangement Schmidt rearrangement Wagner-Meerwein rearrangement . Anionic rearrangement . Benzilic acid rearrangement

Prebiotic Synthesis of Adenine. Hydrogen Atom Tunneling in the Virtual [1,7]-Sigmatropic Rearrangement of Monocyclic HCN-Pentamer Rainer Glaser, a, * Jian

a Putative Sigmatropic Rearrangement - Summitsummit.sfu.ca/system/files/iritems1/7292/b18631447.pdfsolvent effects and secondary WD isotope effects as well as new lunetic and stereochernical

36 [1,n]-sigmatropic rearrangements

Pummerer Rearrangement

Journal Name Dynamic Article Links Cite this: DOI: 10.1039 ...digital.csic.es/.../Propargyl_Claisen_rearrangement... · Claisen rearrangement can be described as the [3,3]-sigmatropic

ChemComm ViewOnline Dynamic Article Linksszolcsanyi/education/files... · 3. [3,3]-Sigmatropic rearrangements [3,3]-Sigmatropic rearrangements have long been used in organic chemistry,

35 [2,3]-sigmatropic rearrangements

Supporting Information trichloroacetimidate derivative A pseudopericyclic [3… · 2017. 11. 15. · Supporting Information A pseudopericyclic [3,5]-sigmatropic rearrangement of a

Hoffmann Rearrangement

Recent Advances in Asymmetric [3,3]-Sigmatropic Rearrangements · 2017. 10. 24. · The Claisen rearrangement is the most used [3,3]-sigma-tropic rearrangements, due to the ease of

Title Stereochemistry of [2,3] and [3,3] sigmatropic

④ Ar䪈main.nps.dbc.ous.ac.jp/web/natpro20/11-memo.pdflone pair of the acetal. C: Deprotonation to form an enol ether. D: [3,3] Sigmatropic rearrangement 106 Created Date 20200703071428Z

Mislow-Evans RearrangementWhat is the Mislow-Evans Rearrangement? • It is a [2,3]-sigmatropic rearrangement of an allylic sulfoxide to a sulfenate ester, which can then be cleaved

Ruthenium-Catalyzed [3,3]-Sigmatropic Rearrangements …d-scholarship.pitt.edu/7918/1/JessiePenichMSThesis6_7_2011.pdf · Ruthenium-Catalyzed [3,3]-Sigmatropic Rearrangements of

The Claisen Rearrangement is a 3,3-sigmatropic rearrangement

APPENDIX TWO The Cope Rearrangement A2.1 The Cope ...2A2)_WCb.pdf · The Cope Rearrangement A2.1 The Cope Rearrangement In 1940, Arthur Cope discovered a thermal rearrangement of

6 SIGMATROPIC REARRANGEMENTS (continued) σ n …personalpages.manchester.ac.uk/staff/T.Wallace/30412tw2/PDFs/... · Pericyclic Reactions page 43 6.2 Thermal [1,3] sigmatropic hydrogen

Vanadium-Catalyzed Selenide Oxidation with in situ [2,3] Sigmatropic Rearrangement: Scope and Asymmetric Applications Campbell Bourland February 6, 2002

Key named reactions in organic chemistry...trans-allylic alcohols from allylic sulfoxides in a 2,3-sigmatropic rearrangement. 1970 Heck reaction T. Mizoroki and R.F. Heck Transition

Dearomatising Claisen Rearrangements · The Claisen rearrangement is the [3,3]-sigmatropic rearrangement of an allyl vinyl ether to give a γ,δ-unsaturated ketone (Scheme 3). The

isoprenylazides. Experimental and theoretical studies of ... · 1 Supporting Information for Experimental and theoretical studies of the [3,3]-sigmatropic rearrangement of isoprenylazides

34 [3,3]-sigmatropic rearrangements

Mislow-Evans Rearrangement...What is the Mislow-Evans Rearrangement? • It is a [2,3]-sigmatropic rearrangement of an allylic sulfoxide to a sulfenate ester, which can then be cleaved

[3,3]-Sigmatropic rearrangements - Massey Universitygjrowlan/stereo2/lecture11.pdf · 123.702 Organic Chemistry Claisen rearrangements • One of the most useful sigmatropic rearrangements