KR890006549A - 방향족 유도체의 증기 열분해에 의한 사이클로부타렌의 제법 - Google Patents

방향족 유도체의 증기 열분해에 의한 사이클로부타렌의 제법 Download PDF

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KR890006549A
KR890006549A KR1019880013736A KR880013736A KR890006549A KR 890006549 A KR890006549 A KR 890006549A KR 1019880013736 A KR1019880013736 A KR 1019880013736A KR 880013736 A KR880013736 A KR 880013736A KR 890006549 A KR890006549 A KR 890006549A
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South Korea
Prior art keywords
pyrolysis
compound
methyl
cyclobutene
reactor
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KR1019880013736A
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KR960008635B1 (ko
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제이.쿼더러 죠지
씨.스톤 프레드
제이.비츠 마크
엠.오도넬 패트릭
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리챠드 지.워터맨
더 다우 케미칼 캄파니
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Publication of KR890006549A publication Critical patent/KR890006549A/ko
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C13/00—Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings
    • C07C13/28—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof
    • C07C13/32—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/26—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only halogen atoms as hetero-atoms
    • C07C1/28—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only halogen atoms as hetero-atoms by ring closure
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2602/00—Systems containing two condensed rings
    • C07C2602/02—Systems containing two condensed rings the rings having only two atoms in common
    • C07C2602/04—One of the condensed rings being a six-membered aromatic ring
    • C07C2602/06—One of the condensed rings being a six-membered aromatic ring the other ring being four-membered

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

Abstract

내용 없음

Description

방향족 유도체의 증기 열분해에 의한 사이틀로부타렌의 제법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (19)

  1. 열분해 화합물의 분압을 실질적으로 저하시키는데 효과적인 양의 증기의 존재하에 열분해를 수행함을 특징으로 하여, 할로메틸, 하이드록시메틸, 아세톡시메틸 또는 트리플루오로 아세톡시메틸중의 하나, 및 메틸 또는-탄소상에 하나 이상의 수소를 갖는, 오르토 위치에서 치환된 메틸중의 하나에 의해 치환된 벤젠 또는 나프탈렌을 열분해시킴으로써 사이클로부타렌을 제조하는 방법.
  2. 제1항에 있어서, 할로메틸이 클로로메틸인 방법.
  3. 제1항에 있어서, 치환된 메틸이 저급 알킬 또는 할로메틸인 방법.
  4. 제3항에 있어서, 할로메틸인 클로로메틸인 방법.
  5. 제1항에 있어서, 열분해 화합물이 방향족 환을 열분해조건에 안정한 하나 이상의 치환체에 의해 추가로 치환시키는 방법.
  6. 제5항에 있어서, 안정한 그룹이 메틸, 메톡시, 메톡시카보닐, 니트로, 클로로, 브로모 또는 요오도인 방법.
  7. 제1항에 있어서, 제조된 사이클로부타렌이 벤조사이클로부텐이고 열분해 화합물은-클로로-오르토-크실렌인 방법.
  8. 제1항에 있어서,-클로로-오르토-크실렌을, 오르토-크실렌을 동일반응계에 염소와 반응시킴으로써 제조하는 방법.
  9. 제1항에 있어서, 증기:열분해 화합물의 몰비가 약 5:1 내지 약 100:1인 방법.
  10. 제9항에 있어서, 증기:열분해 화합물의 몰비가 약 10:1 내지 약 40:1인 방법.
  11. 제1항에 있어서, 반응온도가 약 400 내지 약 800℃인 방법.
  12. 제11항에 있어서, 반응온도가 약 500 내지 약 700℃인 방법.
  13. 제1항에 있어서, 반응총압이 약 0.1 내지 실질적으로 대기압인 방법.
  14. 제13항에 있어서, 반응총압이 실질적으로 대기압인 방법.
  15. 제1항에 있어서, 열분해를 길이:직경의 비가 10:1이상인 관상 반응기에서 행하는 방법.
  16. 제15항에 있어서, 열분해 화합물을 증발시키고 증기와 혼합한 다음, 반응기에 도입시키는 방법.
  17. 제15항에 있어서, 반응기를 유동상(fluidezed bed) 미세분말중에서 가열하는 방법.
  18. 제15항에 있어서, 열분해 화합물을 증발시키고 예열기중에서 증기를 사용하여 반응온도 부근으로 예열시킨 다음, 반응기에 도입시키는 방법.
  19. 제1항에 있어서, 제조된 사이클로부타렌의 수율이 20% 이상인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880013736A 1987-10-23 1988-10-21 방향족 유도체의 증기 열분해에 의한 사이클로부타렌의 제법 KR960008635B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US111895 1987-10-23
US111,895 1987-10-23
US07/111,895 US4851603A (en) 1987-10-23 1987-10-23 Preparation of cyclobutarenes via the steam pyrolysis of aromatic derivatives

Publications (2)

Publication Number Publication Date
KR890006549A true KR890006549A (ko) 1989-06-14
KR960008635B1 KR960008635B1 (ko) 1996-06-28

Family

ID=22341013

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880013736A KR960008635B1 (ko) 1987-10-23 1988-10-21 방향족 유도체의 증기 열분해에 의한 사이클로부타렌의 제법

Country Status (12)

Country Link
US (1) US4851603A (ko)
EP (1) EP0313077B1 (ko)
JP (1) JP2620963B2 (ko)
KR (1) KR960008635B1 (ko)
AT (1) ATE78012T1 (ko)
AU (1) AU605075B2 (ko)
BR (1) BR8805462A (ko)
CA (1) CA1313682C (ko)
DE (1) DE3872652T2 (ko)
ES (1) ES2032925T3 (ko)
MY (1) MY103437A (ko)
NZ (1) NZ226591A (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003123A (en) * 1988-06-23 1991-03-26 Shell Oil Company Process for the preparation of cyclobutenoarenes
US4935571A (en) * 1988-08-31 1990-06-19 Shell Oil Company Process for the purification of cyclobutenoarenes
US5232970A (en) * 1990-08-31 1993-08-03 The Dow Chemical Company Ceramic-filled thermally-conductive-composites containing fusible semi-crystalline polyamide and/or polybenzocyclobutenes for use in microelectronic applications
CN109422604B (zh) * 2017-08-25 2021-12-07 浙江工业大学 一种合成菲及其衍生物的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544782A (en) * 1984-02-01 1985-10-01 The Regents Of The University Of California Thermal styrene formation in the presence of O2
US4570011A (en) * 1984-05-21 1986-02-11 The Dow Chemical Company Preparation of cyclobutene substituted aromatic hydrocarbons
US4540763A (en) * 1984-09-14 1985-09-10 The Dow Chemical Company Polymers derived from poly(arylcyclobutenes)

Also Published As

Publication number Publication date
ES2032925T3 (es) 1993-03-01
MY103437A (en) 1993-06-30
AU605075B2 (en) 1991-01-03
AU2398688A (en) 1989-04-27
KR960008635B1 (ko) 1996-06-28
EP0313077A2 (en) 1989-04-26
DE3872652D1 (de) 1992-08-13
US4851603A (en) 1989-07-25
JP2620963B2 (ja) 1997-06-18
DE3872652T2 (de) 1992-12-10
BR8805462A (pt) 1989-07-04
ATE78012T1 (de) 1992-07-15
EP0313077B1 (en) 1992-07-08
NZ226591A (en) 1990-04-26
CA1313682C (en) 1993-02-16
EP0313077A3 (en) 1989-06-07
JPH01146830A (ja) 1989-06-08

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