KR970069965A - 2-메틸-1, 4-나프토퀴논(비타민 k_3)의 제조방법 - Google Patents

2-메틸-1, 4-나프토퀴논(비타민 k_3)의 제조방법 Download PDF

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Publication number
KR970069965A
KR970069965A KR1019960012872A KR19960012872A KR970069965A KR 970069965 A KR970069965 A KR 970069965A KR 1019960012872 A KR1019960012872 A KR 1019960012872A KR 19960012872 A KR19960012872 A KR 19960012872A KR 970069965 A KR970069965 A KR 970069965A
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South Korea
Prior art keywords
methyl
naphthoquinone
reaction
producing
dehydrogenation
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KR1019960012872A
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English (en)
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KR0178456B1 (ko
Inventor
주영제
김진억
원정임
황금의
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김홍기
금호석유화학 주식회사
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Application filed by 김홍기, 금호석유화학 주식회사 filed Critical 김홍기
Priority to KR1019960012872A priority Critical patent/KR0178456B1/ko
Priority to US08/758,921 priority patent/US5770774A/en
Publication of KR970069965A publication Critical patent/KR970069965A/ko
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Publication of KR0178456B1 publication Critical patent/KR0178456B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/69—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by addition to carbon-to-carbon double or triple bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures

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

Abstract

본 발명은 2-메틸-1,4-벤조퀴논과 1,3-부타디엔을 순한 산화제겸 용매인 N,N-디메틸술폭사이드 존재하에서 루이스산 및 브뢴스테인드산 촉매를 사용하여 동일반응기에서 [2+4]딜즈-알더 반응 및 산화성 탈수소화 반응을 연속적으로시켜 높은 수율로 2-메틸-1,4-나프토퀴논(비타민 K3)을 제조하는 방법에 관한 것이다.

Description

2-메틸-1,4-나프토퀴논(비타민 K3)의 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 2-메틸-1,4-벤조퀴논과 1,3-부타디엔을 [2+4]딜즈-알더 반응시켜서 얻은 2-메틸-4a,5,8,8a-테트라하히드로-1,4-나프토퀴논을 산촉매 존재하에 탈수소화하여 2-메틸-1,4-나프토퀴논을 제조하는 방법에 있어서, [2+4]딜즈-알더 반응의 반응용매겸 탈수소화제로 N,N-디메틸술폭사이드를 사용하고 탈수소화 반응 촉매로 루이스산 또는 브뢴스테드산을 사용하여 [2+4]딜즈-알더 반응과 탈수소화 반응을 동일 반응기내에서 연속적으로 이행시켜 2-메틸-1,4-나프토퀴논을 제조하는 방법.
  2. 제1항에 있어서, 루이스산으로 SnCl4,·nH2O, FeCl3·nH2O, AlCl3, BF3또는 브뢴스테드산으로 유기산을 탈수소화 반응 촉매로 사용하여 2-메틸-1,4-나프토퀴논을 제조하는 방법.
  3. 제1항에 있어서, 탈수소 반응 촉매를 2-메틸-1,4-벤조퀴논에 대하여 1~70wt% 사용하여 2-메틸-1,4-나프토퀴논을 제조하는 방법.
  4. 제1항에 있어서, [2+4]딜즈-알더 반응과 탈수소화 반응온도가 100~180℃ 2-메틸-1,4-나프토퀴논을 제조하는 방법.
  5. 제1항에 있어서, N,N-디메틸술폭사이드와 유기용매와의 혼합용매를 반응용매로 사용하여 2-메틸-1,4-나프토퀴논을 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960012872A 1996-04-25 1996-04-25 2-메틸-1,4-나프토퀴논(비타민 k3)의 제조방법 KR0178456B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019960012872A KR0178456B1 (ko) 1996-04-25 1996-04-25 2-메틸-1,4-나프토퀴논(비타민 k3)의 제조방법
US08/758,921 US5770774A (en) 1996-04-25 1996-12-02 Method for preparing 2-methyl-1,4-naphthoquinone (vitamin K3)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960012872A KR0178456B1 (ko) 1996-04-25 1996-04-25 2-메틸-1,4-나프토퀴논(비타민 k3)의 제조방법

Publications (2)

Publication Number Publication Date
KR970069965A true KR970069965A (ko) 1997-11-07
KR0178456B1 KR0178456B1 (ko) 1999-05-15

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Application Number Title Priority Date Filing Date
KR1019960012872A KR0178456B1 (ko) 1996-04-25 1996-04-25 2-메틸-1,4-나프토퀴논(비타민 k3)의 제조방법

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Country Link
US (1) US5770774A (ko)
KR (1) KR0178456B1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100901443B1 (ko) * 2007-03-20 2009-06-08 주식회사 비즈모델라인 자동차 번호를 이용한 무선결제 시스템

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7595378B2 (en) 2001-06-13 2009-09-29 Genmab A/S Human monoclonal antibodies to epidermal growth factor receptor (EGFR)
WO2006113479A2 (en) * 2005-04-15 2006-10-26 Albert Einstein College Of Medicine Of Yeshiva University Vitamin k for prevention and treatment of skin rash secondary to anti-egfr therapy
US9428582B2 (en) * 2006-07-03 2016-08-30 Genmab A/S Method of treating rash in patients undergoing anti-EGFR therapy
US7840340B2 (en) * 2007-04-13 2010-11-23 United Parcel Service Of America, Inc. Systems, methods, and computer program products for generating reference geocodes for point addresses
US8815953B2 (en) * 2008-03-13 2014-08-26 Spectrum Pharmaceuticals, Inc. Formulations of vitamin K analogs for topical use
EP2345631A1 (en) * 2010-01-13 2011-07-20 Lonza Ltd. Yield-efficient process for the production of highly pure 2-methyl-1,4-naphthoquinone and its derivatives
CN102557913A (zh) * 2010-12-31 2012-07-11 新疆大学 2-吡喃酮一锅法合成羟基取代1,4-萘醌
WO2014039917A1 (en) 2012-09-07 2014-03-13 Edison Pharmaceuticals, Inc. Benzoquinone derivatives for treating oxidative stress disorders
CN111689844B (zh) * 2020-07-30 2023-06-13 能特科技有限公司 一种2-甲基-1，4-萘醌新型生产工艺
CN115805096B (zh) * 2023-02-07 2023-05-12 浙江新和成股份有限公司 一种非均相氮掺杂碳材料负载钴催化剂及维生素k3的生产工艺

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100901443B1 (ko) * 2007-03-20 2009-06-08 주식회사 비즈모델라인 자동차 번호를 이용한 무선결제 시스템

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US5770774A (en) 1998-06-23

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