PL376530A1 - Process for the preparation of 3-[2-(3,4-dimethoxy-benzoyl)-4,5-dimethoxy-phenyl]-pentan-2-one - Google Patents

Process for the preparation of 3-[2-(3,4-dimethoxy-benzoyl)-4,5-dimethoxy-phenyl]-pentan-2-one

Info

Publication number
PL376530A1
PL376530A1 PL376530A PL37653002A PL376530A1 PL 376530 A1 PL376530 A1 PL 376530A1 PL 376530 A PL376530 A PL 376530A PL 37653002 A PL37653002 A PL 37653002A PL 376530 A1 PL376530 A1 PL 376530A1
Authority
PL
Poland
Prior art keywords
dimethoxy
pentan
benzoyl
phenyl
preparation
Prior art date
Application number
PL376530A
Other languages
Polish (pl)
Inventor
Samu Erika Molnarne
Gyula Simig
Original Assignee
Egis Gyogyszergyar Rt.
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 Egis Gyogyszergyar Rt. filed Critical Egis Gyogyszergyar Rt.
Publication of PL376530A1 publication Critical patent/PL376530A1/en

Links

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
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/455—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation with carboxylic acids or their derivatives
    • 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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/29—Saturated compounds containing keto groups bound to rings
    • C07C49/35—Saturated compounds containing keto groups bound to rings containing ether groups, groups, groups, or groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PL376530A 2002-12-16 2002-12-31 Process for the preparation of 3-[2-(3,4-dimethoxy-benzoyl)-4,5-dimethoxy-phenyl]-pentan-2-one PL376530A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU0204342A HU227044B1 (en) 2002-12-16 2002-12-16 Process for producing 3-[2-(3,4-dimethoxybenzoyl)-4,5-dimethoxyphenyl]-pentan-2-one

Publications (1)

Publication Number Publication Date
PL376530A1 true PL376530A1 (en) 2006-01-09

Family

ID=89981000

Family Applications (1)

Application Number Title Priority Date Filing Date
PL376530A PL376530A1 (en) 2002-12-16 2002-12-31 Process for the preparation of 3-[2-(3,4-dimethoxy-benzoyl)-4,5-dimethoxy-phenyl]-pentan-2-one

Country Status (12)

Country Link
EP (1) EP1575890A1 (en)
JP (1) JP4437093B2 (en)
KR (1) KR100936306B1 (en)
AU (2) AU2002361068A1 (en)
BG (1) BG109230A (en)
CZ (1) CZ2005388A3 (en)
EA (1) EA007788B1 (en)
HU (1) HU227044B1 (en)
PL (1) PL376530A1 (en)
SK (1) SK702005A3 (en)
UA (1) UA78634C2 (en)
WO (2) WO2004054951A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100714181B1 (en) * 2005-07-04 2007-05-04 주식회사 자동기 Fuel supply system for snow removing apparatus
CN104098482B (en) * 2013-04-12 2016-04-20 江苏英力科技发展有限公司 A kind of 3,4-dimethoxy-N, the preparation method of N-dimethyl benzamide
CN104262128B (en) * 2014-09-04 2016-04-13 山东金城医药化工股份有限公司 The preparation method of Tofisopam intermediate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU194529B (en) * 1984-07-20 1988-02-29 Gyogyszerkutato Intezet New process for producing 2-aroyl-phenylacetone-derivatives
WO2003050092A2 (en) * 2001-12-13 2003-06-19 EGIS Gyógyszergyár Rt. Process for the preparation of tofisopam and new intermediates

Also Published As

Publication number Publication date
WO2004054951A1 (en) 2004-07-01
SK702005A3 (en) 2005-09-08
AU2002361068A1 (en) 2004-07-09
CZ2005388A3 (en) 2005-09-14
JP4437093B2 (en) 2010-03-24
KR100936306B1 (en) 2010-01-12
EP1575890A1 (en) 2005-09-21
EA007788B1 (en) 2007-02-27
JP2006509814A (en) 2006-03-23
KR20050085686A (en) 2005-08-29
AU2003292449A1 (en) 2004-07-09
HUP0204342A2 (en) 2004-07-28
UA78634C2 (en) 2007-04-10
EA200500966A1 (en) 2005-12-29
BG109230A (en) 2006-04-28
HUP0204342A3 (en) 2004-11-29
HU0204342D0 (en) 2003-02-28
WO2004054952A1 (en) 2004-07-01
HU227044B1 (en) 2010-05-28

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Legal Events

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VOID Decisions declaring the decisions on the grant of the patent lapsed