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AU2002227934A1 - Method for continuously acylating chromanol ester derivatives - Google Patents

Method for continuously acylating chromanol ester derivatives

Info

Publication number
AU2002227934A1
AU2002227934A1 AU2002227934A AU2793402A AU2002227934A1 AU 2002227934 A1 AU2002227934 A1 AU 2002227934A1 AU 2002227934 A AU2002227934 A AU 2002227934A AU 2793402 A AU2793402 A AU 2793402A AU 2002227934 A1 AU2002227934 A1 AU 2002227934A1
Authority
AU
Australia
Prior art keywords
continuously
ester derivatives
acylating
chromanol
chromanol ester
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.)
Abandoned
Application number
AU2002227934A
Inventor
Gerd Kaibel
Harald Laas
Carsten Oost
Peter Schmitt
Jens Von Erden
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
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 BASF SE filed Critical BASF SE
Publication of AU2002227934A1 publication Critical patent/AU2002227934A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/146—Multiple effect distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/22—Evaporating by bringing a thin layer of the liquid into contact with a heated surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

A process is described for continuously preparing chromanol ester derivatives, in particular for continuously preparing carboxylic esters of tocopherols and tocotrienols by continuous acylation with carboxylic acids or carboxylic anhydrides.
AU2002227934A 2000-11-22 2001-11-21 Method for continuously acylating chromanol ester derivatives Abandoned AU2002227934A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10058132 2000-11-22
DE10058132 2000-11-22
PCT/EP2001/013472 WO2002042286A1 (en) 2000-11-22 2001-11-21 Method for continuously acylating chromanol ester derivatives

Publications (1)

Publication Number Publication Date
AU2002227934A1 true AU2002227934A1 (en) 2002-06-03

Family

ID=7664369

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002227934A Abandoned AU2002227934A1 (en) 2000-11-22 2001-11-21 Method for continuously acylating chromanol ester derivatives

Country Status (8)

Country Link
US (1) US6784303B2 (en)
EP (1) EP1339704B1 (en)
CN (1) CN1205200C (en)
AT (1) ATE298330T1 (en)
AU (1) AU2002227934A1 (en)
DE (1) DE50106594D1 (en)
ES (1) ES2243585T3 (en)
WO (1) WO2002042286A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004096790A1 (en) * 2003-04-28 2004-11-11 Dsm Ip Assets B.V. Process for the manufacture of tocyl and tocopheryl acylates
US7321053B2 (en) * 2003-05-02 2008-01-22 Dsm Ip Assets B.V. Process for the manufacture of tocyl and tocopheryl acylates
DE102004012904A1 (en) * 2004-03-17 2005-10-06 Bayer Chemicals Ag Process for the continuous decomposition of mixtures
KR101174174B1 (en) * 2004-04-26 2012-08-14 디에스엠 아이피 어셋츠 비.브이. Process for the manufacture of tocopheryl acylates
WO2005121115A1 (en) * 2004-06-11 2005-12-22 Dsm Ip Assets B.V. PROCESS FOR THE MANUFACTURE OF CHROMAN DERIVATIVES, ESPECIALLY α-TOCOPHEROL AND ALKANOATES THEREOF
JP5006786B2 (en) 2004-08-19 2012-08-22 ディーエスエム アイピー アセッツ ビー．ブイ． Process for finishing treatment of vitamin E and vitamin E acetate containing mixtures or product streams
WO2006018256A2 (en) 2004-08-19 2006-02-23 Dsm Ip Assets B.V. Process for the rectification of mixtures of high-boiling air-and/or temperature-sensitive useful products
CN106565659B (en) * 2016-11-01 2019-06-18 万华化学集团股份有限公司 A kind of method for preparing vitamin E acetate

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444213A (en) 1967-07-12 1969-05-13 Eastman Kodak Co Continuous process for producing dl alpha tocopherol
US3708505A (en) 1971-02-25 1973-01-02 Diamond Shamrock Corp Process for preparation of d,l-alpha tocopherol
JPS4955633A (en) * 1972-10-12 1974-05-30
CS205951B1 (en) * 1978-10-25 1981-05-29 Miloslav Gablech Method of continuous production of the d,1-alpha -tokopherolacetate
DE4208477A1 (en) 1992-03-17 1993-09-23 Basf Ag METHOD FOR PRODUCING VITAMIN E
US5886196A (en) 1996-01-12 1999-03-23 Roche Vitamins Inc. Method of catalyzing condensation reactions
DE19603142A1 (en) 1996-01-29 1997-07-31 Basf Ag Tocopherol and tocopheryl acetate production
JP2002502360A (en) * 1996-01-29 2002-01-22 ビーエーエスエフ アクチェンゲゼルシャフト Method for producing dlα-tocopherol or dl-α-tocopheryl acetate
US6005122A (en) 1996-12-23 1999-12-21 Basf Aktiengesellschaft Preparation of α-tocopherol or α-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalyst
DE19704619A1 (en) * 1997-02-07 1998-08-13 Basf Ag Process for the preparation of tocopheryl carboxylic esters or tocotrienyl esters by acid-catalyzed reaction with carboxylic acids

Also Published As

Publication number Publication date
US6784303B2 (en) 2004-08-31
ATE298330T1 (en) 2005-07-15
CN1205200C (en) 2005-06-08
EP1339704B1 (en) 2005-06-22
US20040014996A1 (en) 2004-01-22
EP1339704A1 (en) 2003-09-03
CN1476441A (en) 2004-02-18
ES2243585T3 (en) 2005-12-01
DE50106594D1 (en) 2005-07-28
WO2002042286A1 (en) 2002-05-30

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