KR20040072432A - 1-(n-할로페닐)에탄올의 제조방법 - Google Patents
1-(n-할로페닐)에탄올의 제조방법 Download PDFInfo
- Publication number
- KR20040072432A KR20040072432A KR1020030008909A KR20030008909A KR20040072432A KR 20040072432 A KR20040072432 A KR 20040072432A KR 1020030008909 A KR1020030008909 A KR 1020030008909A KR 20030008909 A KR20030008909 A KR 20030008909A KR 20040072432 A KR20040072432 A KR 20040072432A
- Authority
- KR
- South Korea
- Prior art keywords
- reaction
- ethanol
- halophenyl
- catalyst
- heterogeneous catalyst
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/143—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
-
- 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
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/94—Use of additives, e.g. for stabilisation
-
- 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
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- 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
Description
실시예 | 반응온도(℃) | 반응압력(psig) | 전환율(%) | 1-(2-플루오로페닐)에탄올의 선택도 (%) | 2'-플루오로에틸벤젠의 선택도 (%) |
실시예 1 | 25 | 500 | 99.7 | 99.7 | 0 |
실시예 2 | 40 | 150 | 100 | 99.7 | 0 |
실시예 3 | 60 | 150 | 100 | 99.6 | 0.1 |
실시예 4 | 80 | 150 | 100 | 99.4 | 0.4 |
Claims (8)
- 불균일계 촉매의 존재하에서, 하기 화학식 2로 표시되는 n'-할로아세토페논(n은 2, 3 또는 4)을 선택적으로 연속 수소화 반응시키는 것을 특징으로 하는 하기 화학식 1로 표시되는 1-(n-할로페닐)에탄올의 제조방법.화학식 1화학식 2
- 제1항에 있어서, 상기 불균일계 촉매는 구리(Cu), 팔라듐(Pd) 또는 이들의 혼합 금속을 포함하는 무기산화물임을 특징으로 하는 방법.
- 제2항에 있어서, 상기 금속 함량은 상기 촉매에 대하여 1∼80중량%인 것을 특징으로 하는 방법.
- 제2항에 있어서, 상기 무기산화물은 실리카, 알루미나, 실리카-알루미나, 티타니아, 아연산화물, 지르코니아, 알카리 금속산화물, 알카리토 금속산화물 또는 이들의 혼합물인 것을 특징으로 하는 방법.
- 제2항에 있어서, 상기 불균일계 촉매가 팔라듐 금속인 경우, 불균일계 촉매 또는 반응 용액에 알카리토 금속화합물 또는 알칼리 금속화합물을 첨가하는 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 반응온도는 0∼200℃이고, 반응압력은 0.1∼1500psig인 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 연속반응 시 n'-할로아세토페논의 중량공간속도(WHSV)는 0.01∼5 h-1인 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 반응이 용매 존재 또는 부재하에서 수행되며, 상기 용매는 메탄올, 에탄올, 이소프로판올, 테트라하이드로퓨란, 1,4-다이옥산, 다이메틸포름아마이드, 에테르류 또는 이들의 혼합물인 것을 특징으로 하는 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030008909A KR100645667B1 (ko) | 2003-02-12 | 2003-02-12 | 1-(n-할로페닐)에탄올의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030008909A KR100645667B1 (ko) | 2003-02-12 | 2003-02-12 | 1-(n-할로페닐)에탄올의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040072432A true KR20040072432A (ko) | 2004-08-18 |
KR100645667B1 KR100645667B1 (ko) | 2006-11-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020030008909A KR100645667B1 (ko) | 2003-02-12 | 2003-02-12 | 1-(n-할로페닐)에탄올의 제조방법 |
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KR (1) | KR100645667B1 (ko) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3159010B2 (ja) | 1994-12-02 | 2001-04-23 | 住友化学工業株式会社 | α−フェニルエチルアルコールの製造方法 |
JP3899764B2 (ja) | 2000-01-19 | 2007-03-28 | 住友化学株式会社 | α−フェニルエチルアルコールの製造方法 |
JP5028731B2 (ja) | 2001-09-18 | 2012-09-19 | 旭硝子株式会社 | ハロゲン化アルコ−ルの製造方法 |
CN100400486C (zh) * | 2003-03-28 | 2008-07-09 | 国际壳牌研究有限公司 | 烷芳基酮的加氢方法 |
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- 2003-02-12 KR KR1020030008909A patent/KR100645667B1/ko active IP Right Grant
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KR100645667B1 (ko) | 2006-11-13 |
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