KR880009895A - 고순도 테트라클로로-1, 4-벤조퀴논의 제조방법 - Google Patents
고순도 테트라클로로-1, 4-벤조퀴논의 제조방법 Download PDFInfo
- Publication number
- KR880009895A KR880009895A KR1019880001048A KR880001048A KR880009895A KR 880009895 A KR880009895 A KR 880009895A KR 1019880001048 A KR1019880001048 A KR 1019880001048A KR 880001048 A KR880001048 A KR 880001048A KR 880009895 A KR880009895 A KR 880009895A
- Authority
- KR
- South Korea
- Prior art keywords
- chlorine
- hydroquinone
- molar amount
- benzoquinone
- high purity
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C50/00—Quinones
- C07C50/24—Quinones containing halogen
-
- 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
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- 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
- C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (2)
1.9내지 2.1배 몰량의 기체상 염소를 6내지 7배 몰량의 30 내지 37% 염산중에서 5 내지 15℃의 온도하에 1몰의 하이드로퀴논(분자량 110.1)에 작용시키고, 생성된, 필수적으로 2,5-디클로로하이드로퀴논을 함유하는 현탁액을 2 내지 3부(사용된 하이드로퀴논을 기준)의 물로 희석사고, 먼저 20내지 30℃로 가온한후, 온도를 90 내지 100℃로 올리면서, 대기중에서 1.9 내지 2.1배 몰량의 염소기체를 도입시킴과 동시에 3.5 내지 4.5부(사용된 하이드로퀴논을 기준)의 물로 희석하고, 최종적으로 100내지 115℃에서 1 내지 2배몰량(사용된 하이드로퀴논을 기준)의 기체상 염소를 도입시킴을 특징으로 하는, 그순도 테트라클로로-1,4-벤소퀴논의 제조방법.
제1항에 있어서, 공정을 산 및 염소에 대해 안정한 계면-활성제의 존재하에 수행함을 특징으로 하는 방법.
※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3703566 | 1987-02-06 | ||
DEP3703566.5 | 1987-02-06 | ||
DE19873707148 DE3707148A1 (de) | 1987-02-06 | 1987-03-06 | Verfahren zur herstellung von tetrachlor-1,4-benzochinon hoher reinheit |
DEP3707148.3 | 1987-03-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880009895A true KR880009895A (ko) | 1988-10-05 |
KR960001704B1 KR960001704B1 (ko) | 1996-02-03 |
Family
ID=25852221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880001048A KR960001704B1 (ko) | 1987-02-06 | 1988-02-05 | 고순도 테트라클로로-1,4-벤조퀴논의 제조방법 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5149850A (ko) |
EP (1) | EP0278378B1 (ko) |
JP (1) | JPH0832654B2 (ko) |
KR (1) | KR960001704B1 (ko) |
BR (1) | BR8800475A (ko) |
CA (1) | CA1313878C (ko) |
DE (2) | DE3707148A1 (ko) |
ES (1) | ES2032475T3 (ko) |
IN (1) | IN165050B (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3924177A1 (de) * | 1989-07-21 | 1991-01-24 | Hoechst Ag | Verfahren zur herstellung von chloranil |
US5329027A (en) * | 1992-11-24 | 1994-07-12 | Grupo Cydsa, S.A. De C.V. | Oxidative dehalogenation process for the production of perchlorinated quinones |
DE4336323C1 (de) * | 1993-10-25 | 1995-03-09 | Hoechst Ag | Verfahren zur Herstellung von Tetrachlor- 1,4-benzochinon |
DE4405929C1 (de) * | 1994-02-24 | 1995-03-09 | Hoechst Ag | Verfahren zur Herstellung von Tetrachlor-1,4-benzochinon |
CN112608223B (zh) * | 2020-12-25 | 2022-05-03 | 浙江神洲药业有限公司 | 一种四氯苯醌的制备方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2422229A (en) * | 1947-06-17 | Manufacture of chlorinated | ||
AT127819B (de) * | 1930-08-26 | 1932-04-25 | Adam Ing Meiro | Verfahren zur Gewinnung des Zuckers aus dem Safte zuckerhaltiger Pflanzen. |
AT127813B (de) * | 1930-11-28 | 1932-04-25 | Robert Dr Schuloff | Verfahren zur Darstellung von Chloranil. |
US2414008A (en) * | 1944-02-14 | 1947-01-07 | Dow Chemical Co | Production of chloranil |
US2422089A (en) * | 1944-07-13 | 1947-06-10 | Us Rubber Co | Manufacture of chlorinated quinones |
US2722537A (en) * | 1953-01-23 | 1955-11-01 | Monsanto Chemicals | Production of chloranil |
DE1178838B (de) * | 1963-04-10 | 1964-10-01 | Lentia Gmbh | Verfahren zur Herstellung von 2-Chlor-naphthochinon-(1, 4) |
EP0220135B1 (de) * | 1985-10-23 | 1991-11-21 | Ciba-Geigy Ag | Verfahren zur Herstellung von Chloranil |
-
1987
- 1987-03-06 DE DE19873707148 patent/DE3707148A1/de not_active Withdrawn
-
1988
- 1988-01-18 IN IN42/CAL/88A patent/IN165050B/en unknown
- 1988-02-03 DE DE8888101534T patent/DE3867492D1/de not_active Expired - Fee Related
- 1988-02-03 ES ES198888101534T patent/ES2032475T3/es not_active Expired - Lifetime
- 1988-02-03 EP EP88101534A patent/EP0278378B1/de not_active Expired - Lifetime
- 1988-02-05 BR BR8800475A patent/BR8800475A/pt active Search and Examination
- 1988-02-05 KR KR1019880001048A patent/KR960001704B1/ko not_active IP Right Cessation
- 1988-02-05 CA CA000558255A patent/CA1313878C/en not_active Expired - Fee Related
- 1988-02-05 JP JP63024075A patent/JPH0832654B2/ja not_active Expired - Lifetime
-
1991
- 1991-06-28 US US07/726,625 patent/US5149850A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0278378A3 (en) | 1989-05-03 |
ES2032475T3 (es) | 1993-02-16 |
IN165050B (ko) | 1989-08-05 |
JPS63196540A (ja) | 1988-08-15 |
EP0278378A2 (de) | 1988-08-17 |
BR8800475A (pt) | 1988-09-20 |
DE3707148A1 (de) | 1988-08-18 |
EP0278378B1 (de) | 1992-01-08 |
DE3867492D1 (de) | 1992-02-20 |
CA1313878C (en) | 1993-02-23 |
US5149850A (en) | 1992-09-22 |
KR960001704B1 (ko) | 1996-02-03 |
JPH0832654B2 (ja) | 1996-03-29 |
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