GB1312830A - Production of pure 1-acetoxy-3-methylbut-2-en-4-al - Google Patents

Production of pure 1-acetoxy-3-methylbut-2-en-4-al

Info

Publication number
GB1312830A
GB1312830A GB3919770A GB3919770A GB1312830A GB 1312830 A GB1312830 A GB 1312830A GB 3919770 A GB3919770 A GB 3919770A GB 3919770 A GB3919770 A GB 3919770A GB 1312830 A GB1312830 A GB 1312830A
Authority
GB
United Kingdom
Prior art keywords
methylbut
acetoxy
pure
aug
stands
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
Application number
GB3919770A
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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
Priority claimed from DE19691941632 external-priority patent/DE1941632C/en
Application filed by BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Publication of GB1312830A publication Critical patent/GB1312830A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/28—Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/297—Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1312830 1 - Acetoxy - 3 - methylbut - 2 - en- 4-al BADISCHE ANILIN- & SODA-FABRIK AG 14 Aug 1970 [16 Aug 1969] 39197/70 Heading C2C Pure 1 - acetoxy - 3 - methylbut - 2 - en - 4 - al of formula CH 3 .CO.OCH 2 CH=C(CH 3 ).CHO is prepared by treating a mixture of 1,2-diacetoxy- 3 - methylbutan - 4 - al and 1,2 - diacetoxypentan-5-al at from 50‹ to 180‹ C. with from 0À001 to 10% of its weight of a salt-like catalyst Q+Y- where Q+ stands for an ammonium or alkali metal cation or the equivalent of an alkaline earth metal cation or a polyvalent anion exchanger and Y- stands for a strongly nucleophilic anion or, if this is polyvalent, the equivalent thereof. Suitable catalysts include sodium acetate, barium hydroxide and a basic ion exchanger containing tertiary ammonium groups.
GB3919770A 1969-08-16 1970-08-14 Production of pure 1-acetoxy-3-methylbut-2-en-4-al Expired GB1312830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691941632 DE1941632C (en) 1969-08-16 Process for the pure preparation of 1 acetoxy 3 methylbut 2 en 4 al

Publications (1)

Publication Number Publication Date
GB1312830A true GB1312830A (en) 1973-04-11

Family

ID=5742907

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3919770A Expired GB1312830A (en) 1969-08-16 1970-08-14 Production of pure 1-acetoxy-3-methylbut-2-en-4-al

Country Status (5)

Country Link
BE (1) BE754869A (en)
CH (1) CH526505A (en)
FR (1) FR2056861A5 (en)
GB (1) GB1312830A (en)
NL (1) NL159084B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5344995A (en) * 1992-07-14 1994-09-06 Basf Aktiengesellschaft Preparation of cyclic acetals of 3-formyl-2-butenyltriphenylphosphonium chloride

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2621224A1 (en) * 1975-05-28 1976-12-16 Hoffmann La Roche METHOD OF PRODUCING A MOLD COMPOUND

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5344995A (en) * 1992-07-14 1994-09-06 Basf Aktiengesellschaft Preparation of cyclic acetals of 3-formyl-2-butenyltriphenylphosphonium chloride

Also Published As

Publication number Publication date
NL7012058A (en) 1971-02-18
BE754869A (en) 1971-02-15
CH526505A (en) 1972-08-15
NL159084B (en) 1979-01-15
DE1941632B1 (en) 1971-05-19
FR2056861A5 (en) 1971-05-14

Similar Documents

Publication Publication Date Title
GB1312091A (en) Production of substituted alcohols
GB1247370A (en) Glyoxals and production thereof
GB1481859A (en) Halogen-substituted benzimidazolone compounds and a process for their manufacture
GB1312830A (en) Production of pure 1-acetoxy-3-methylbut-2-en-4-al
GB1324152A (en) Process for the production of alkyl cis-chrysanthemates
GB1320032A (en) Imidazole derivatives
GB1311408A (en) Process for the preparation of butyrolactones
GB1423629A (en) Yellow to orange disazo acid dyes for nylon
GB1388180A (en) Acetals
GB1502275A (en) Naphthoquinone derivatives
GB1278368A (en) Hydroxy-2-piperidinyl carbinols
FR2096179A5 (en)
GB1480524A (en) Blends containing amine polyesters
GB1358121A (en) Production of pure 1-acetoxy-3-methylbut-2-en-4-al
GB1272829A (en) Nickel alkoxide compound
ES345289A1 (en) Process for the preparation of intermediates for the synthesis of steroids
GB1359523A (en) Benzalacetone amidinohydrazone derivatives and the production thereof
GB1242175A (en) A new isoquinoline derivative
GB1397988A (en) Bicyclic diones
GB1366662A (en) 6- /3-cyanopropyl/ -tetrahydropyran derivates and a process for the preparation thereof
GB1232753A (en)
JPS575769B2 (en)
GB1389177A (en) Process for the simi-hydrogenation of citral and its homologues to give citronellal and homologues of citronellal
GB1262607A (en) PROCESS FOR THE MANUFACTURE OF beta-ACETOXYPIVALIC ALDEHYDE
GB1392099A (en) Catalyst system for the polymerisation of olefins

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years