KR960004881B1 - 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄올의 제조방법 - Google Patents
1,1-비스(클로로페닐)-2,2,2-트리클로로에탄올의 제조방법 Download PDFInfo
- Publication number
- KR960004881B1 KR960004881B1 KR1019920700380A KR920700380A KR960004881B1 KR 960004881 B1 KR960004881 B1 KR 960004881B1 KR 1019920700380 A KR1019920700380 A KR 1019920700380A KR 920700380 A KR920700380 A KR 920700380A KR 960004881 B1 KR960004881 B1 KR 960004881B1
- Authority
- KR
- South Korea
- Prior art keywords
- bis
- chlorophenyl
- acid
- chlorobenzene
- trichloroethanol
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C33/00—Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C33/40—Halogenated unsaturated alcohols
- C07C33/46—Halogenated unsaturated alcohols containing only six-membered aromatic rings as cyclic parts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (2)
- (a) : 클로랄을 황산 존재하에 과잉의 클로로벤젠과 반응시켜 ; (b) : 황산 및 p-클로로벤젠술폰산을 함유한 수성상과 클로로벤젠 용액중 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄으로 이루어진 유기상을 수득하며 ; (c) : 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄을 1,1-비스(클로로페닐)-1,2,2,2-테트라클로로에탄으로 전화시키고 ; (d): 1,1-비스(클로로페닐)-1,2,2,2-테트라클로로에탄을 단계 (b)의 모든 또는 일부 산 수성상(acid aqueous phase)의 존재하에 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄올로 가수분해하며 ; (e) : 단계 (d)의 종료시, 클로로벤젠을 첨가하여 클로로벤젠 용액중 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄올로 이루어진 유기상과 황산 및 p-클로로벤젠술폰산을 함유한 수성상을 수득하고 ; (f) : 산 수성상을 증기 비말동반에 의하여 증류하여 (ⅰ) 클로로벤젠 및 (ⅱ)잔류 황산을 산출하며, 이때 (ⅰ) 클로로벤젠은 재순환되는 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄올의 합성 방법.
- 제 1 항에 있어서, 단계 (c)에서 클로로벤젠을 유기상에서 제거하고 알칼리 수용액을 사용하여 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄의 탈히드로클로르화를 수행한 다음 염소화를 수행하는 것을 특징으로 하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR90/07849 | 1990-06-22 | ||
FR9007849 | 1990-06-22 | ||
PCT/FR1991/000495 WO1992000264A1 (fr) | 1990-06-22 | 1991-06-20 | Procede de preparation 1,1-bis(chlorophenyl)-2,2,2 trichloroethanol |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920702337A KR920702337A (ko) | 1992-09-03 |
KR960004881B1 true KR960004881B1 (ko) | 1996-04-16 |
Family
ID=9397907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920700380A Expired - Fee Related KR960004881B1 (ko) | 1990-06-22 | 1991-06-20 | 1,1-비스(클로로페닐)-2,2,2-트리클로로에탄올의 제조방법 |
Country Status (18)
Country | Link |
---|---|
US (1) | US5245091A (ko) |
EP (1) | EP0489140B1 (ko) |
JP (1) | JP2931096B2 (ko) |
KR (1) | KR960004881B1 (ko) |
CN (1) | CN1029120C (ko) |
AT (1) | ATE125789T1 (ko) |
BR (1) | BR9105799A (ko) |
CA (1) | CA2064864A1 (ko) |
DE (1) | DE69111763T2 (ko) |
DK (1) | DK0489140T3 (ko) |
ES (1) | ES2077233T3 (ko) |
FI (1) | FI97223C (ko) |
GR (1) | GR3017754T3 (ko) |
HU (1) | HU214290B (ko) |
IL (1) | IL98580A (ko) |
NO (1) | NO175587C (ko) |
RU (1) | RU2041197C1 (ko) |
WO (1) | WO1992000264A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100223307B1 (ko) * | 1997-07-30 | 1999-10-15 | 박수안 | 헬멧용 훼이스 실드 |
KR100223306B1 (ko) * | 1997-07-30 | 1999-10-15 | 박수안 | 헬멧용 훼이스 실드 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5733732A (en) * | 1996-01-03 | 1998-03-31 | University Of Iowa Research Foundation | Methods for detecting primary adhalinopathy |
CN103664527B (zh) * | 2013-11-22 | 2016-04-06 | 徐州工业职业技术学院 | 一种清洁制备2,4-二氯-α-氯甲基苯甲醇的方法 |
CN104557449A (zh) * | 2015-02-06 | 2015-04-29 | 上海化工研究院 | 一种稳定同位素氘标记ddt的合成方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1034684A (fr) * | 1949-12-16 | 1953-07-29 | Geigy Ag J R | Nouveaux aryl-trichloro-éthanols et leur procédé de préparation |
US2812365A (en) * | 1954-03-18 | 1957-11-05 | Givaudan Corp | Process of preparing bis-(3, 5, 6-trichloro-2-hydroxyphenyl) methane |
US2812280A (en) * | 1954-04-20 | 1957-11-05 | Rohm & Haas | Preparation of bis (halophenyl) trichloroethanol |
US2812362A (en) * | 1955-10-12 | 1957-11-05 | Rohm & Haas | Preparation of bis (chlorophenyl)-trichloroethanol |
GB831421A (en) * | 1955-11-28 | 1960-03-30 | Metal & Thermit Corp | ª‡,ª‡ bis (chlorophenyl) alkanols |
US2932672A (en) * | 1958-03-12 | 1960-04-12 | Diamond Alkali Co | Chemical process for preparing trichloro-bis (chlorophenyl) ethane |
US4705902A (en) * | 1985-10-03 | 1987-11-10 | Rohm And Haas Company | DDTR-free 1,1-bis(chlorophenyl)-2,2,2-trichloroethanol |
BR8602543A (pt) * | 1985-06-03 | 1988-02-02 | Rohm & Haas | Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr. |
ES2009460A6 (es) * | 1988-12-16 | 1989-09-16 | Desarrollos Quimicos S A Soc E | Procedimiento para la purificacion de 1,1-bis (clorofenil)-2,2,2-tricloroetanol tecnico. |
IL89274A (en) * | 1989-02-13 | 1994-04-12 | Agan Chemical Manufacturers | Process for preparing environmentally safe dicofol |
DK0409689T3 (da) * | 1989-07-18 | 1995-08-14 | Atochem Elf Sa | Fremgangsmåde til rensning af 1,1-bis(4-chlorphenyl)-2,2,2-trichlorethanol |
-
1991
- 1991-06-20 KR KR1019920700380A patent/KR960004881B1/ko not_active Expired - Fee Related
- 1991-06-20 CA CA002064864A patent/CA2064864A1/fr not_active Abandoned
- 1991-06-20 AT AT91912175T patent/ATE125789T1/de not_active IP Right Cessation
- 1991-06-20 JP JP3511376A patent/JP2931096B2/ja not_active Expired - Lifetime
- 1991-06-20 EP EP91912175A patent/EP0489140B1/fr not_active Expired - Lifetime
- 1991-06-20 US US07/834,250 patent/US5245091A/en not_active Expired - Fee Related
- 1991-06-20 ES ES91912175T patent/ES2077233T3/es not_active Expired - Lifetime
- 1991-06-20 HU HU9200531A patent/HU214290B/hu not_active IP Right Cessation
- 1991-06-20 DK DK91912175.6T patent/DK0489140T3/da active
- 1991-06-20 BR BR919105799A patent/BR9105799A/pt not_active IP Right Cessation
- 1991-06-20 DE DE69111763T patent/DE69111763T2/de not_active Expired - Fee Related
- 1991-06-20 WO PCT/FR1991/000495 patent/WO1992000264A1/fr active IP Right Grant
- 1991-06-21 IL IL9858091A patent/IL98580A/en not_active IP Right Cessation
- 1991-06-22 CN CN91104083A patent/CN1029120C/zh not_active Expired - Fee Related
- 1991-12-13 NO NO914933A patent/NO175587C/no unknown
-
1992
- 1992-02-19 FI FI920722A patent/FI97223C/fi active
- 1992-02-21 RU SU925011554A patent/RU2041197C1/ru not_active IP Right Cessation
-
1995
- 1995-10-17 GR GR950402854T patent/GR3017754T3/el unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100223307B1 (ko) * | 1997-07-30 | 1999-10-15 | 박수안 | 헬멧용 훼이스 실드 |
KR100223306B1 (ko) * | 1997-07-30 | 1999-10-15 | 박수안 | 헬멧용 훼이스 실드 |
Also Published As
Publication number | Publication date |
---|---|
ES2077233T3 (es) | 1995-11-16 |
JPH05502680A (ja) | 1993-05-13 |
EP0489140A1 (fr) | 1992-06-10 |
CA2064864A1 (fr) | 1991-12-23 |
NO175587B (no) | 1994-07-25 |
FI920722A0 (fi) | 1992-02-19 |
HUT60231A (en) | 1992-08-28 |
NO914933D0 (no) | 1991-12-13 |
CN1057450A (zh) | 1992-01-01 |
GR3017754T3 (en) | 1996-01-31 |
HU214290B (hu) | 1998-03-02 |
JP2931096B2 (ja) | 1999-08-09 |
WO1992000264A1 (fr) | 1992-01-09 |
BR9105799A (pt) | 1992-09-22 |
CN1029120C (zh) | 1995-06-28 |
ATE125789T1 (de) | 1995-08-15 |
FI97223B (fi) | 1996-07-31 |
NO175587C (no) | 1994-11-02 |
FI97223C (fi) | 1996-11-11 |
NO914933L (no) | 1992-01-09 |
EP0489140B1 (fr) | 1995-08-02 |
HU9200531D0 (en) | 1992-08-28 |
DE69111763D1 (de) | 1995-09-07 |
US5245091A (en) | 1993-09-14 |
IL98580A (en) | 1995-12-08 |
DE69111763T2 (de) | 1996-03-21 |
DK0489140T3 (da) | 1995-12-11 |
IL98580A0 (en) | 1992-07-15 |
KR920702337A (ko) | 1992-09-03 |
RU2041197C1 (ru) | 1995-08-09 |
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