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

Píšová et al., 1982 - Google Patents

Intermolecular cyclization of o-fuchsones

Píšová et al., 1982

Document ID
3000755940141370711
Author
Píšová M
Souček M
Publication year
Publication venue
Collection of Czechoslovak Chemical Communications

External Links

Snippet

o-Fuchsones formed by dehydrohalogenation of o-hydroxyaryl (diaryl) methyl chlorides with tertiary amines undergo a cyclization to eight-membered dimers of the type head to tail. The dimerization reaction is catalyzed by tertiary amines hydrochlorides involving very likely …
Continue reading at cccc.uochb.cas.cz (other versions)

Classifications

    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/26—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/30—Preparation of ethers by reactions not forming ether-oxygen bonds by increasing the number of carbon atoms, e.g. by oligomerisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2103/00—Systems containing at least three condensed rings
    • C07C2103/02—Ortho- or ortho- and peri-condensed systems
    • C07C2103/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • 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
    • C07D207/04—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 no double bonds between ring members or between ring members and non-ring members
    • C07D207/08—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon radicals, substituted by hetero atoms, attached to ring carbon atoms
    • 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
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring heteroatom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/12—Compounds containing oxirane rings with hydrocarbon radicals substituted by singly or doubly bound oxygen atoms
    • 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
    • C07F17/00—Metallocenes
    • C07F17/02—Metallocenes of metals of Groups 8, 9 or 10 of the Periodic System

Similar Documents

Publication Publication Date Title
Sawyer et al. Physical properties and synthetic utility of. alpha.-alkoxyorganolithium species as studied through ligand selectivity in tin-lithium exchange
Trost et al. Sulfur as a regiochemical control element. Cycloadditions of 2-alkoxy (acyloxy)-3-alkyl (aryl) thiobuta-1, 3-dienes
Ciganek Cycloheptatriene-norcaradiene system. III. Dependence of the ground-state enthalpy difference on substituents in the 7 position
McMorris et al. The structures of the basidiomycete metabolites illudin S and illudin M
CN111909016B (en) Method for synthesizing optically active cyclohexene compound by cycloaddition reaction of 2' -hydroxy-alpha, beta-unsaturated ketone and diene
KR860001030B1 (en) Process for preparing 6a,10a-trans-hexahydrodibenzopyranones
Hoye et al. A short, oxetane-based synthesis of (.+-.)-sarracenin
Sato et al. A stereoselective synthesis of 3, 3-disubstituted allylborane derivatives using haloboration reaction and their application for the diastereospecific synthesis of homoallylic alcohols having quaternary carbon
Rosenthal et al. Photoalkylation of cyclic acetals
Píšová et al. Intermolecular cyclization of o-fuchsones
JPH0853370A (en) Method for hydrogenating selectively aromatic group in presence of epoxy group
Ishizu et al. High periselectivity of 2-oxyallyl cations: kinetic evidence of the cyclocoupling reaction and its mechanistic aspects
Gonzenbach et al. The Photochemistry of 2‐Cyclopentenyl Methyl Ketones
Barltrop et al. Organic photochemistry. Part IV. Photonucleophilic substitution reactions of monosubstituted benzenes
Ralph Synthesis of trimeric lignin model compounds composed of β-aryl ether and phenylcoumaran structures
Marco‐Contelles et al. PtCl2‐and PtCl4‐catalyzed cycloisomerization of polyunsaturated precursors
Wolff et al. Intramolecular photochemical reactions of 2-acyl-1, 5-hexadienes
Whitlock Jr et al. Angular methylation
Nakazaki et al. Syntheses and chemical characterization of tris-bridged [2.2. 2] cyclophanes with a triphenylmethyl component
Troisi et al. The Stereoselective Synthesis of Alkenyl‐β‐lactams by Palladium‐Catalyzed [2+ 2] Carbonylative Cycloaddition
Tajbakhsh et al. Selective iodination of alcohols with NaI/Amberlyst 15 in acetonitrile
Lokensgard et al. Decomposition of. beta.,. gamma.-unsaturated diazoketone. Evidence for the intermediacy of a bicyclopentanone
De Renzi et al. Regiospecific alkenylation of phenols by 1, 1-dimethylallene promoted by platinum catalysts
Day et al. Protonation and methylation of dianions derived from 1, 4-bisbiphenylenebutatriene-and 1, 4-bisbiphenylene-1, 3-butadiene
CN110452151B (en) Synthetic method of alpha-indole glycine derivative