Solvent-Free Solid Acid-Catalyzed Electrophilic Anellations: A New Green Approach for the Synthesis...

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2007 Pyrrole derivatives R 0120 Solvent-Free Solid Acid-Catalyzed Electrophilic Anellations: A New Green Ap- proach for the Synthesis of Substituted Five-Membered N-Heterocycles. — A number of pyrroles, indoles, and carbazoles can be prepared in high yields and short times. — (ABID, M.; SPAETH, A.; TOEROEK*, B.; Adv. Synth. Catal. 348 (2006) 15, 2191-2196; Dep. Chem., Univ. Mass., Boston, MA 02125, USA; Eng.) — Jannicke 07- 086

Transcript of Solvent-Free Solid Acid-Catalyzed Electrophilic Anellations: A New Green Approach for the Synthesis...

Page 1: Solvent-Free Solid Acid-Catalyzed Electrophilic Anellations: A New Green Approach for the Synthesis of Substituted Five-Membered N-Heterocycles.

2007

Pyrrole derivativesR 0120 Solvent-Free Solid Acid-Catalyzed Electrophilic Anellations: A New Green Ap-

proach for the Synthesis of Substituted Five-Membered N-Heterocycles. — A number of pyrroles, indoles, and carbazoles can be prepared in high yields and short times. — (ABID, M.; SPAETH, A.; TOEROEK*, B.; Adv. Synth. Catal. 348 (2006) 15, 2191-2196; Dep. Chem., Univ. Mass., Boston, MA 02125, USA; Eng.) — Jannicke

07- 086

Science of synthesis : Houben-Weyl methods of molecular transformations. Hetarenes and Related Ring Systems. Fully unsaturated small ring heterocycles and monocyclic five-membered

Science of synthesis : Houben-Weyl methods of molecular transformations. Hetarenes and Related Ring Systems. Fully unsaturated small ring heterocycles and monocyclic five-membered

MicrowavesinOrganic andMedicinalChemistry...7.1 Three-Membered Heterocycles with One Heteroatom 449 7.2 Four-Membered Heterocycles with One Heteroatom 449 7.3 Five-Membered Heterocycles

MicrowavesinOrganic andMedicinalChemistry...7.1 Three-Membered Heterocycles with One Heteroatom 449 7.2 Four-Membered Heterocycles with One Heteroatom 449 7.3 Five-Membered Heterocycles

SYNTHESIS OF FIVE-MEMBERED HETEROCYCLES CONDENSED …doktori.bibl.u-szeged.hu/4070/3/MG_Tezisfuzet_eng.pdf · 2017. 9. 20. · 4 3.6. During the ring-closures of 7, a single regioisomer

SYNTHESIS OF FIVE-MEMBERED HETEROCYCLES CONDENSED …doktori.bibl.u-szeged.hu/4070/3/MG_Tezisfuzet_eng.pdf · 2017. 9. 20. · 4 3.6. During the ring-closures of 7, a single regioisomer

LECTURE № 15 Theme: Fused five-, six- and seven-membered heterocycles : properties, analysis, storage, action and use. Associate prof. Mosula L.M.

LECTURE № 15 Theme: Fused five-, six- and seven-membered heterocycles : properties, analysis, storage, action and use. Associate prof. Mosula L.M.

6-Membered Aromatic Heterocycles Containing one …...89 The structure of pyridine is completely analogous to that of benzene, being related by replacement of CH by N. The key differences

6-Membered Aromatic Heterocycles Containing one …...89 The structure of pyridine is completely analogous to that of benzene, being related by replacement of CH by N. The key differences

Boroles!–!five,membered! heterocycles! with! a ... · Defects!in!polymeric!materials!like!graphene!are! unavoidable,! and often annoying.! But! in graphene,! defects! can! change

Boroles!–!five,membered! heterocycles! with! a ... · Defects!in!polymeric!materials!like!graphene!are! unavoidable,! and often annoying.! But! in graphene,! defects! can! change

FIVE MEMBERED AROMATIC HETEROCYCLES...the formylation (addition of -CHO) of heterocyclic molecules. The formylating agent, chloroiminium ion, is formed in situ from N,N‐dimethylamideand

FIVE MEMBERED AROMATIC HETEROCYCLES...the formylation (addition of -CHO) of heterocyclic molecules. The formylating agent, chloroiminium ion, is formed in situ from N,N‐dimethylamideand

SIX MEMBERED AROMATIC HETEROCYCLES Pyridine is aromatic … · 50 N.. Pyridine Pyridine is aromatic as there are six delocalized electrons in the ring. Six-membered heterocycles are

SIX MEMBERED AROMATIC HETEROCYCLES Pyridine is aromatic … · 50 N.. Pyridine Pyridine is aromatic as there are six delocalized electrons in the ring. Six-membered heterocycles are

Ultrasound Synthesis of Five-Membered HeterocyclesUltrasound Synthesis of Five-Membered Heterocycles S. A. Alissa Chemistry Department, Faculty of science, Princess Noura Bint Abdul

Ultrasound Synthesis of Five-Membered HeterocyclesUltrasound Synthesis of Five-Membered Heterocycles S. A. Alissa Chemistry Department, Faculty of science, Princess Noura Bint Abdul

Five-membered heterocycles as novel molecular scaffolds for …€¦ · Table of contents 2.1 Rethrosynthetic analysis 41 2.1.1 Cu(I) or Pd(0) based Buchwald-Hartwig amidation cross-coupling

Five-membered heterocycles as novel molecular scaffolds for …€¦ · Table of contents 2.1 Rethrosynthetic analysis 41 2.1.1 Cu(I) or Pd(0) based Buchwald-Hartwig amidation cross-coupling

Structure, Bonding, and Photoaffinity Labeling Applications of … · 2 Structure, Bonding, and Spectral Properties Diazirines are three-membered nitrogen-containing heterocycles

Structure, Bonding, and Photoaffinity Labeling Applications of … · 2 Structure, Bonding, and Spectral Properties Diazirines are three-membered nitrogen-containing heterocycles

Review on synthetic study of benzotriazole · membered ring to exhibit that can exist in tautomeric forms. Benzotriazole belongs to a fused heterocycles, which has a benzene ring

Review on synthetic study of benzotriazole · membered ring to exhibit that can exist in tautomeric forms. Benzotriazole belongs to a fused heterocycles, which has a benzene ring

Synthesis of 5-membered heterocycles using ......Abstract:This review article represents a survey covering the synthetic strategies leading to 5-membered heterocycles. The reactions

Synthesis of 5-membered heterocycles using ......Abstract:This review article represents a survey covering the synthetic strategies leading to 5-membered heterocycles. The reactions

DepartmentofMicrobiology Semester-IVgujaratvidyapith.org/syllabus/BSc Micro Sem 4.pdfIsoindole, Purine, Quinoline, Isoquinoline] -nomenclature systems for fused heterocycles Five membered

DepartmentofMicrobiology Semester-IVgujaratvidyapith.org/syllabus/BSc Micro Sem 4.pdfIsoindole, Purine, Quinoline, Isoquinoline] -nomenclature systems for fused heterocycles Five membered

Synthesis of Azolines and Imidazoles and their Use …...Azolines are five-membered heterocycles with one double bond in the ring and two heteroatoms at positions 1 and 3, one of which

Synthesis of Azolines and Imidazoles and their Use …...Azolines are five-membered heterocycles with one double bond in the ring and two heteroatoms at positions 1 and 3, one of which

THE RESOLUTION OF FIVE AND SIX MEMBERED HETEROCYCLES …

THE RESOLUTION OF FIVE AND SIX MEMBERED HETEROCYCLES …

Asymmetric Syntheses of Three-Membered … · S 1 SUPPORTING INFORMATION Asymmetric Syntheses of Three-Membered Heterocycles Using Chiral Amide-Based Ammonium Ylides Mathias Pichler,a

Asymmetric Syntheses of Three-Membered … · S 1 SUPPORTING INFORMATION Asymmetric Syntheses of Three-Membered Heterocycles Using Chiral Amide-Based Ammonium Ylides Mathias Pichler,a

Compiled by Ariel Neff; Updated 4/16/13 Abarenkov, I. V ...Cycloaddition approach to five-membered heterocycles - Some recent experimental and theoretical aspects Journal of the Indian

Compiled by Ariel Neff; Updated 4/16/13 Abarenkov, I. V ...Cycloaddition approach to five-membered heterocycles - Some recent experimental and theoretical aspects Journal of the Indian

1,3-Dipolar cycloadditions of heterocycles XVI.* Reduction ... tion of n + 1-memhered heterocycles from л-membered ones via a simple sequence of 1,3-dipolar cycloaddition, reduction,

1,3-Dipolar cycloadditions of heterocycles XVI.* Reduction ... tion of n + 1-memhered heterocycles from л-membered ones via a simple sequence of 1,3-dipolar cycloaddition, reduction,

Aziridines, Azirines, Thiiranes, Thiirenes · Indeed, the small ring heterocycles possess much greater reactivity toward a variety of reagents than do their five- or six-membered

Aziridines, Azirines, Thiiranes, Thiirenes · Indeed, the small ring heterocycles possess much greater reactivity toward a variety of reagents than do their five- or six-membered