WO2008015714A3 - Process for the preparation of 1,1-dichloro-2-alkylethylene - Google Patents

Process for the preparation of 1,1-dichloro-2-alkylethylene Download PDF

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Publication number
WO2008015714A3
WO2008015714A3 PCT/IT2007/000529 IT2007000529W WO2008015714A3 WO 2008015714 A3 WO2008015714 A3 WO 2008015714A3 IT 2007000529 W IT2007000529 W IT 2007000529W WO 2008015714 A3 WO2008015714 A3 WO 2008015714A3
Authority
WO
WIPO (PCT)
Prior art keywords
dichloro
preparation
alkylethylene
alkylacetylenes
alkylacetic
Prior art date
Application number
PCT/IT2007/000529
Other languages
French (fr)
Other versions
WO2008015714A2 (en
Inventor
Marco Fachini
Original Assignee
Italiana Sint Spa
Marco Fachini
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Italiana Sint Spa, Marco Fachini filed Critical Italiana Sint Spa
Publication of WO2008015714A2 publication Critical patent/WO2008015714A2/en
Publication of WO2008015714A3 publication Critical patent/WO2008015714A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
    • C07C17/269—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions of only halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00—Compounds containing amino groups bound to a carbon skeleton
    • C07C211/01—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms
    • C07C211/26—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an unsaturated carbon skeleton containing at least one six-membered aromatic ring
    • C07C211/30—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an unsaturated carbon skeleton containing at least one six-membered aromatic ring the six-membered aromatic ring being part of a condensed ring system formed by two rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/29—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with halogen-containing compounds which may be formed in situ

Abstract

The object of the present invention is a process for the preparation of 1,1-dichloro-2-alkyl-1-ethylene and in particular, 1, 1-dichloro-3,3-dimethyl-1-butene. These compounds are useful intermediates for the preparation of the corresponding 2-alkylacetylenes and salts thereof alongside the corresponding 2-alkylacetic acids.
PCT/IT2007/000529 2006-08-04 2007-07-26 Process for the preparation of 1,1-dichloro-2-alkylethylene WO2008015714A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI20061573 ITMI20061573A1 (en) 2006-08-04 2006-08-04 PROCESS FOR THE PREPARATION OF 1,1-DICHLORO-2-ALCHILETHYLENE
ITMI2006A001573 2006-08-04

Publications (2)

Publication Number Publication Date
WO2008015714A2 WO2008015714A2 (en) 2008-02-07
WO2008015714A3 true WO2008015714A3 (en) 2008-04-10

Family

ID=38941929

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IT2007/000529 WO2008015714A2 (en) 2006-08-04 2007-07-26 Process for the preparation of 1,1-dichloro-2-alkylethylene

Country Status (2)

Country Link
IT (1) ITMI20061573A1 (en)
WO (1) WO2008015714A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112661586B (en) * 2020-12-29 2022-06-21 山东铂源药业股份有限公司 Preparation method of 3,3-dimethyl-1-butyne
CN114195631B (en) * 2021-12-20 2024-03-29 大连奇凯医药科技有限公司 Preparation process of 3, 3-dimethylbutyric acid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492795A (en) * 1981-11-19 1985-01-08 Bayer Aktiengesellschaft Alkylcycloalkyl imidazolylmethyl ketones as fungicide intermediates
US4878939A (en) * 1985-11-15 1989-11-07 Bayer Aktiengesellschaft Fungicidal and plant-growth regulating azolyl ether ketones and alcohols
WO2005121155A1 (en) * 2004-06-09 2005-12-22 F.I.S. Fabbrica Italiana Sintetici S.P.A. A process for the synthesis of terbinafine and derivatives thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492795A (en) * 1981-11-19 1985-01-08 Bayer Aktiengesellschaft Alkylcycloalkyl imidazolylmethyl ketones as fungicide intermediates
US4878939A (en) * 1985-11-15 1989-11-07 Bayer Aktiengesellschaft Fungicidal and plant-growth regulating azolyl ether ketones and alcohols
WO2005121155A1 (en) * 2004-06-09 2005-12-22 F.I.S. Fabbrica Italiana Sintetici S.P.A. A process for the synthesis of terbinafine and derivatives thereof

Also Published As

Publication number Publication date
WO2008015714A2 (en) 2008-02-07
ITMI20061573A1 (en) 2008-02-05

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