WO2019103549A3 - Method for preparing dimethyl terephthalate - Google Patents

Method for preparing dimethyl terephthalate Download PDF

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Publication number
WO2019103549A3
WO2019103549A3 PCT/KR2018/014606 KR2018014606W WO2019103549A3 WO 2019103549 A3 WO2019103549 A3 WO 2019103549A3 KR 2018014606 W KR2018014606 W KR 2018014606W WO 2019103549 A3 WO2019103549 A3 WO 2019103549A3
Authority
WO
WIPO (PCT)
Prior art keywords
dimethyl terephthalate
preparing dimethyl
present
efficiently
preparing
Prior art date
Application number
PCT/KR2018/014606
Other languages
French (fr)
Korean (ko)
Other versions
WO2019103549A2 (en
Inventor
채희일
박정호
박재균
Original Assignee
에스케이케미칼 주식회사
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 에스케이케미칼 주식회사 filed Critical 에스케이케미칼 주식회사
Publication of WO2019103549A2 publication Critical patent/WO2019103549A2/en
Publication of WO2019103549A3 publication Critical patent/WO2019103549A3/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/62—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
    • C07C69/75—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring of acids with a six-membered ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80—Phthalic acid esters
    • C07C69/82—Terephthalic acid esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

The present invention relates to a method for efficiently preparing dimethyl terephthalate. According to the present invention, it is possible to efficiently prepare dimethyl terephthalate with a high yield by using ethylene gas as an oxidizing agent in an aromatization reaction of alicyclic dicarboxylate.
PCT/KR2018/014606 2017-11-27 2018-11-26 Method for preparing dimethyl terephthalate WO2019103549A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0159164 2017-11-27
KR1020170159164A KR102394369B1 (en) 2017-11-27 2017-11-27 Preparation method of dimethyl terephthalate

Publications (2)

Publication Number Publication Date
WO2019103549A2 WO2019103549A2 (en) 2019-05-31
WO2019103549A3 true WO2019103549A3 (en) 2019-07-18

Family

ID=66630723

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/014606 WO2019103549A2 (en) 2017-11-27 2018-11-26 Method for preparing dimethyl terephthalate

Country Status (2)

Country Link
KR (1) KR102394369B1 (en)
WO (1) WO2019103549A2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120027531A (en) * 2009-06-16 2012-03-21 아미리스 인코퍼레이티드 Cyclohexene 1,4-carboxylates
WO2012082727A1 (en) * 2010-12-15 2012-06-21 Amyris, Inc. Biobased polyamides
KR20160048578A (en) * 2014-10-24 2016-05-04 에스케이케미칼주식회사 Method for preparing dimethyl terephthalate using acetylene
KR20170047802A (en) * 2015-10-23 2017-05-08 에스케이케미칼주식회사 Preparation method of dimethylterephthalate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012082725A1 (en) 2010-12-15 2012-06-21 Amyris, Inc. Continuous dehydrogenation of 1,4-carboxylate substituted cyclohexenes
JP5883039B2 (en) * 2011-03-14 2016-03-09 ダウ グローバル テクノロジーズ エルエルシー Process for producing terephthalic acid and terephthalic acid esters
BR112015005701A2 (en) * 2012-09-14 2017-07-04 Micromidas Inc method for the production of para-xylene, method for the production of terephthalic acid and method for the production of one or more compounds
US9499465B2 (en) * 2013-03-15 2016-11-22 Board Of Trustees Of Michigan State University Synthesis of biobased and substituted terephthalic acids and isophthalic acids
WO2015053507A1 (en) * 2013-10-10 2015-04-16 에스케이케미칼주식회사 Method for producing dimethyl terephthalate using acetylene

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120027531A (en) * 2009-06-16 2012-03-21 아미리스 인코퍼레이티드 Cyclohexene 1,4-carboxylates
WO2012082727A1 (en) * 2010-12-15 2012-06-21 Amyris, Inc. Biobased polyamides
KR20160048578A (en) * 2014-10-24 2016-05-04 에스케이케미칼주식회사 Method for preparing dimethyl terephthalate using acetylene
KR20170047802A (en) * 2015-10-23 2017-05-08 에스케이케미칼주식회사 Preparation method of dimethylterephthalate

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EL-DEEB, I. Y.: "Conversion of Cyclohexanones to Alkyl Aryl Ethers by Using a Pd/C-Ethylene System", EUR. J. ORG. CHEM, 18 November 2016 (2016-11-18), XP055624953 *

Also Published As

Publication number Publication date
KR20190061128A (en) 2019-06-05
WO2019103549A2 (en) 2019-05-31
KR102394369B1 (en) 2022-05-04

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