[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Trofimov et al., 2007 - Google Patents

A peculiar selective rearrangement during the NiS-catalysed dehydrogenation of 4, 5-dihydro-1H-benz [g] indole

Trofimov et al., 2007

View PDF
Document ID
3298686199244377989
Author
Trofimov B
Vasil’tsov A
Igor’A U
Ivanov A
Schmidt E
Al’bina I
Protsuk N
Kobychev V
Publication year
Publication venue
Mendeleev Communications

External Links

Snippet

Method C: 4, 5-Dihydro-1H-benz [g] indole 1 (1.50 g, 9 mmol) in 30 ml of benzene was passed in N2 flow (3 dm3 h–1) dropwise through the reactor with granulated Al2O3 (catalyst layer of 8.5 cm) at 350 C for 8.5 h. After the evaporation of benzene, 0.22 g of a mixture of …
Continue reading at chem.isu.ru (PDF) (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
    • C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/56—Ring systems containing three or more rings
    • C07D209/80—[b, c]- or [b, d]-condensed
    • C07D209/82—Carbazoles; Hydrogenated carbazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic System
    • C07F5/02—Boron compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2101/00—Systems containing only non-condensed rings
    • C07C2101/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2101/16—The ring being unsaturated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds

Similar Documents

Publication Publication Date Title
Taylor et al. Thallium in organic synthesis. 68. A convenient synthesis of 2-phenylindoles from anilides
Anas et al. Enantioselective synthesis of 2-methyl indolines by palladium catalysed asymmetric C (sp 3)–H activation/cyclisation
Yao et al. Three‐Component Assembly and Divergent Ring‐Expansion Cascades of Functionalized 2‐Iminooxetanes
Heaner IV et al. Indoles via Knoevenagel–Hemetsberger reaction sequence
Martínez-Esperón et al. Coupling and cycloaddition of ynamides: homo-and Negishi coupling of tosylynamides and intramolecular [4+ 2] cycloaddition of N-(o-ethynyl) phenyl ynamides and arylynamides
Neo et al. Elusive 2-aminofuran Diels–Alder substrates for a straightforward synthesis of polysubstituted anilines
Trofimov et al. A novel facile synthesis of 2, 5-di-and 2, 3, 5-trisubstituted pyrroles
Pan et al. Copper (II)‐Catalyzed Tandem Synthesis of Substituted 3‐Methyleneisoindolin‐1‐ones
Brambilla et al. Gold-catalyzed cascade reactions of 4 H-furo [3, 2-b] indoles with propargyl esters: synthesis of 2-alkenylidene-3-oxoindolines
Purnachandar et al. Gold–carbene assisted formation of tetraarylmethane derivatives: double X–H activation by gold
Trofimov et al. A peculiar selective rearrangement during the NiS-catalysed dehydrogenation of 4, 5-dihydro-1H-benz [g] indole
Somogyi Transformation of Isatin 3-acylhydrazones under acetylating conditions: Synthesis and structure elucidation of 1, 5′-disubstituted 3′-acetylspiro [oxindole-3, 2′-[1, 3, 4] oxadiazolines]
Holzapfel et al. A facile route to 3a, 8a-dihydrofuro [2, 3-b] benzofurans
US6388093B1 (en) Syntheses for preparing 1,4-diketopyrrolo [3,4-c]pyrroles
CN113620918B (en) Method for synthesizing spiro compounds through Lewis acid catalyzed [3+2] cycloaddition reaction
Sonawane et al. Synthesis of thieno [2, 3-c] acridine and furo [2, 3-c] acridine derivatives via an iodocyclization reaction and their fluorescence properties and DFT mechanistic studies
Shorunov et al. A convenient synthesis of 3, 4-diaryl (hetaryl)-substituted maleimides and maleic anhydrides
Zheng et al. PtI 2-Catalyzed tandem 3, 3-rearrangement/Nazarov reaction of arylpropargylic esters: synthesis of indanone derivatives
Irgashev et al. A new synthetic approach to fused nine-ring systems of the indolo [3, 2-b] carbazole family through double Pd-catalyzed intramolecular C–H arylation
Mohammadizadeh et al. Efficient and Chemoselective Methods for the Synthesis of Some Isobenzofuran and Spiro [isobenzofuran‐1, 2′‐pyrrole] Derivatives
Trofimov et al. Toward accessible 3H-pyrroles
Zhou et al. Cyclodimerization of α, β-unsaturated ketones promoted by samarium diiodide
Vasil’tsov et al. A three-component domino reaction of 2-tetralone, hydroxylamine and acetylene: a one-pot, highly regioselective synthesis of 4, 5-dihydrobenz [e] indoles
Wiedenau et al. Facile Synthesis of 2-Benzylindoles
Kancharla et al. Pd (II)-catalyzed [5+ 2] rollover annulation and lactonization of 1-benzylpyrazoles with 4-hydroxy-2-alkynoates