GB9802662D0 - Unsaturated compounds - Google Patents

Unsaturated compounds

Info

Publication number
GB9802662D0
GB9802662D0 GBGB9802662.8A GB9802662A GB9802662D0 GB 9802662 D0 GB9802662 D0 GB 9802662D0 GB 9802662 A GB9802662 A GB 9802662A GB 9802662 D0 GB9802662 D0 GB 9802662D0
Authority
GB
United Kingdom
Prior art keywords
unsaturated compounds
unsaturated
compounds
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.)
Ceased
Application number
GBGB9802662.8A
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GBGB9802662.8A priority Critical patent/GB9802662D0/en
Publication of GB9802662D0 publication Critical patent/GB9802662D0/en
Priority to AU21789/99A priority patent/AU2178999A/en
Priority to PCT/GB1999/000236 priority patent/WO1999041228A1/en
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/06—Preparation of carboxylic acid amides from nitriles by transformation of cyano groups into carboxamide groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/18—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group
    • C07C67/20—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group from amides or lactams

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GBGB9802662.8A 1998-02-10 1998-02-10 Unsaturated compounds Ceased GB9802662D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GBGB9802662.8A GB9802662D0 (en) 1998-02-10 1998-02-10 Unsaturated compounds
AU21789/99A AU2178999A (en) 1998-02-10 1999-01-22 Preparation of methacrylic acid, derivatives thereof or precursors thereto
PCT/GB1999/000236 WO1999041228A1 (en) 1998-02-10 1999-01-22 Preparation of methacrylic acid, derivatives thereof or precursors thereto

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9802662.8A GB9802662D0 (en) 1998-02-10 1998-02-10 Unsaturated compounds

Publications (1)

Publication Number Publication Date
GB9802662D0 true GB9802662D0 (en) 1998-04-01

Family

ID=10826661

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9802662.8A Ceased GB9802662D0 (en) 1998-02-10 1998-02-10 Unsaturated compounds

Country Status (3)

Country Link
AU (1) AU2178999A (en)
GB (1) GB9802662D0 (en)
WO (1) WO1999041228A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20011783A1 (en) * 2001-08-13 2003-02-13 Atofina METHACRYLAMIDE (MAA) PREPARATION PROCESS FROM ACETONCIANIDRINA
DE102007050284A1 (en) * 2007-10-18 2009-04-23 Evonik Röhm Gmbh Process for amidation of nitriles in the presence of sulfuric acid
US20230399286A1 (en) * 2020-10-23 2023-12-14 Röhm Gmbh Improved process for preparing methyl methacrylate and/or methacrylic acid by reduced back mixing during conversion

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4529816A (en) * 1984-02-13 1985-07-16 E. I. Du Pont De Nemours And Company Process for producing alkyl methacrylates
US5393918A (en) * 1993-12-02 1995-02-28 Rohm And Haas Company High yield process for the production of methacrylic acid esters

Also Published As

Publication number Publication date
WO1999041228A1 (en) 1999-08-19
AU2178999A (en) 1999-08-30

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)