DE60000069D1 - Verfahren zur Herstellung von Dialkyl- und Trialkyl-substituierten Benzaldehyden - Google Patents

Verfahren zur Herstellung von Dialkyl- und Trialkyl-substituierten Benzaldehyden

Info

Publication number
DE60000069D1
DE60000069D1 DE60000069T DE60000069T DE60000069D1 DE 60000069 D1 DE60000069 D1 DE 60000069D1 DE 60000069 T DE60000069 T DE 60000069T DE 60000069 T DE60000069 T DE 60000069T DE 60000069 D1 DE60000069 D1 DE 60000069D1
Authority
DE
Germany
Prior art keywords
substituted benzaldehydes
dialkyl
preparation
substituted
benzaldehydes
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE60000069T
Other languages
English (en)
Other versions
DE60000069T2 (de
Inventor
Walter A Scrivens
John G Lever
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Milliken and Co
Original Assignee
Milliken and Co
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 Milliken and Co filed Critical Milliken and Co
Application granted granted Critical
Publication of DE60000069D1 publication Critical patent/DE60000069D1/de
Publication of DE60000069T2 publication Critical patent/DE60000069T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • 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
    • C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/72—Means for accommodating flexible lead within the holder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/02—Soldered or welded connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2107/00—Four or more poles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/16—Connectors or connections adapted for particular applications for telephony
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE60000069T 1999-03-16 2000-03-16 Verfahren zur Herstellung von Dialkyl- und Trialkyl-substituierten Benzaldehyden Expired - Fee Related DE60000069T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/268,806 US6087537A (en) 1999-03-16 1999-03-16 Method of producing dialkyl- and trialkyl-substituted benzaldehydes

Publications (2)

Publication Number Publication Date
DE60000069D1 true DE60000069D1 (de) 2002-03-21
DE60000069T2 DE60000069T2 (de) 2002-09-26

Family

ID=23024568

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60000069T Expired - Fee Related DE60000069T2 (de) 1999-03-16 2000-03-16 Verfahren zur Herstellung von Dialkyl- und Trialkyl-substituierten Benzaldehyden

Country Status (7)

Country Link
US (1) US6087537A (de)
EP (1) EP1036782B1 (de)
JP (1) JP2000264856A (de)
KR (1) KR100648778B1 (de)
CN (1) CN1185195C (de)
AT (1) ATE212964T1 (de)
DE (1) DE60000069T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6300525B1 (en) * 2000-09-01 2001-10-09 Milliken & Company Method of producing fluorinated and chlorinated benzaldehydes and compositions thereof
US6455739B1 (en) * 2001-09-07 2002-09-24 Albemarle Corporation Production of 4-fluorobenzaldehyde
CN100443456C (zh) * 2006-06-23 2008-12-17 江苏工业学院 一种高纯度3，4－二甲基苯甲醛的制备方法
CN102924252A (zh) * 2012-11-20 2013-02-13 徐州宇家化工科技有限公司 2,4,6-三甲基苯甲醛的制备方法
CN109384658A (zh) * 2018-12-04 2019-02-26 贵州新天鑫化工有限公司 一种芳香醛的制备方法
CN109369358B (zh) * 2018-12-26 2021-12-14 浙江本立科技股份有限公司 3,4-二甲基苯甲醛的环保合成方法
CN109704941A (zh) * 2019-01-24 2019-05-03 淄博润源化工有限公司 3,4-二甲基苯甲醛的制备方法
CN113372208A (zh) * 2021-05-20 2021-09-10 山东盛华电子新材料有限公司 一种反-4-（反-4-烷环己基）环己烷甲醛的制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1776154A (en) * 1927-07-07 1930-09-16 Winthrop Chem Co Inc Di-isopropyl carbonyl compounds
US1939005A (en) * 1928-12-29 1933-12-12 Gen Aniline Works Inc Production of aldehydes
US1935914A (en) * 1933-05-18 1933-11-21 Edgar T Olson Preparation of aromatic aldehydes
US1989700A (en) * 1933-05-23 1935-02-05 Du Pont Manufacture of aldehydic compounds
US2053233A (en) * 1933-06-24 1936-09-01 Du Pont Catalyst and catalytic process
US2158518A (en) * 1936-11-25 1939-05-16 Du Pont Production of aromatic aldehydes
US2158519A (en) * 1938-04-20 1939-05-16 Du Pont Production of aromatic aldehydes
US2311232A (en) * 1939-06-09 1943-02-16 Universal Oil Prod Co Manufacture of catalysts
US2271299A (en) * 1939-07-12 1942-01-27 Universal Oil Prod Co Manufacture of catalysts
US3369048A (en) * 1963-08-08 1968-02-13 Mobil Oil Corp Aldehyde synthesis
GB1128966A (en) * 1967-09-18 1968-10-02 Shell Int Research Process for the preparation of aromatic aldehydes
US4195040A (en) * 1979-01-08 1980-03-25 E. I. Du Pont De Nemours And Company Process for preparing a methyl-substituted benzaldehyde
US4218403A (en) * 1979-04-06 1980-08-19 Texaco Development Corporation Synthesis of aromatic aldehydes
JPS56113730A (en) * 1980-02-14 1981-09-07 Mitsubishi Gas Chem Co Inc Formylation of xylene mixture
DE3118682A1 (de) * 1981-05-12 1982-12-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von substituierten benzaldehyden
US4554383A (en) * 1984-09-20 1985-11-19 Texaco Inc. Process for producing p-tolualdehyde from toluene using an aluminum halide alkyl pyridinium halide `melt` catalyst
US5457239A (en) * 1994-05-25 1995-10-10 Union Camp Corporation Process for formylation of aromatic compounds
US5679867A (en) * 1996-03-01 1997-10-21 Hoechst Celanese Corporation Carbonylation via solid acid catalysis

Also Published As

Publication number Publication date
JP2000264856A (ja) 2000-09-26
KR20000062917A (ko) 2000-10-25
KR100648778B1 (ko) 2006-11-23
ATE212964T1 (de) 2002-02-15
US6087537A (en) 2000-07-11
EP1036782B1 (de) 2002-02-06
DE60000069T2 (de) 2002-09-26
CN1273230A (zh) 2000-11-15
CN1185195C (zh) 2005-01-19
EP1036782A1 (de) 2000-09-20

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee