TW369519B - Process for preparing difluoromethoxyarenes - Google Patents
Process for preparing difluoromethoxyarenesInfo
- Publication number
- TW369519B TW369519B TW083102429A TW83102429A TW369519B TW 369519 B TW369519 B TW 369519B TW 083102429 A TW083102429 A TW 083102429A TW 83102429 A TW83102429 A TW 83102429A TW 369519 B TW369519 B TW 369519B
- Authority
- TW
- Taiwan
- Prior art keywords
- difluoromethoxyarenes
- preparing
- general formula
- degree
- hydroxide
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B41/00—Formation or introduction of functional groups containing oxygen
- C07B41/04—Formation or introduction of functional groups containing oxygen of ether, acetal or ketal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/16—Preparation of ethers by reaction of esters of mineral or organic acids with hydroxy or O-metal groups
-
- 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
- C07C45/70—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 reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—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 reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4317322A DE4317322A1 (de) | 1993-05-25 | 1993-05-25 | Verfahren zur Herstellung von Difluormethoxy- und Difluormethylhioarenen |
Publications (1)
Publication Number | Publication Date |
---|---|
TW369519B true TW369519B (en) | 1999-09-11 |
Family
ID=6488835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW083102429A TW369519B (en) | 1993-05-25 | 1994-03-21 | Process for preparing difluoromethoxyarenes |
Country Status (8)
Country | Link |
---|---|
US (1) | US5463138A (zh) |
EP (1) | EP0626361B2 (zh) |
JP (1) | JP3310459B2 (zh) |
KR (1) | KR100327530B1 (zh) |
DE (2) | DE4317322A1 (zh) |
ES (1) | ES2096969T5 (zh) |
HU (1) | HU215528B (zh) |
TW (1) | TW369519B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5731477A (en) * | 1995-01-31 | 1998-03-24 | Smithkline Beecham Corporation | Method for synthesis of aryl difluoromethyl ethers |
FR2764888B1 (fr) * | 1997-06-24 | 2000-05-05 | Rhodia Chimie Sa | Reaction d'etherification d'un aminophenol en utilisant un systeme de transfert de phase |
FR2782635B1 (fr) * | 1998-08-27 | 2001-09-14 | Oreal | Dispositif aerosol contenant un polycondensat comprenant au moins un motif polyurethanne et/ou polyuree |
US8692117B2 (en) | 2008-05-28 | 2014-04-08 | Cardia Access, Inc. | Durable fine wire electrical conductor suitable for extreme environment applications |
US9193313B2 (en) | 2012-03-22 | 2015-11-24 | Nuax, Inc. | Methods and apparatuses involving flexible cable/guidewire/interconnects |
US9513443B2 (en) | 2008-05-28 | 2016-12-06 | John Lawrence Erb | Optical fiber-fine wire conductor and connectors |
US9242100B2 (en) | 2012-08-07 | 2016-01-26 | Nuax, Inc. | Optical fiber-fine wire lead for electrostimulation and sensing |
US9025598B1 (en) | 2012-03-22 | 2015-05-05 | Nuax, Inc. | Cable/guidewire/interconnects communication apparatus and methods |
JP2011248190A (ja) | 2010-05-28 | 2011-12-08 | Konica Minolta Business Technologies Inc | 定着装置用発熱ベルトと画像形成装置 |
US20150353486A1 (en) * | 2013-01-15 | 2015-12-10 | University Of Florida Research Foundation, Inc. | Difluorocarbene From Fluoroform for Preparation of Difluoromethyoxyarenes, Difluorothiomethoxyarenes and Heteroarenes |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4595763A (en) * | 1981-07-17 | 1986-06-17 | The Dow Chemical Company | Process for preparing methyl ethers or thioethers of aryl compounds |
US4404148A (en) * | 1982-09-20 | 1983-09-13 | American Cyanamid Company | Method for the preparation of difluoromethoxyaromatic compounds |
IL69304A0 (en) * | 1982-08-23 | 1983-11-30 | American Cyanamid Co | Method for the preparation of difluoromethoxyaromatic compounds |
US4405529A (en) * | 1982-09-20 | 1983-09-20 | American Cyanamid Company | Method for the preparation of difluoromethoxyaromatic compounds |
US4407760A (en) * | 1982-09-20 | 1983-10-04 | American Cyanamid Company | Method for the preparation of difluoromethoxyaromatic compounds |
JPS6048975A (ja) * | 1983-08-29 | 1985-03-16 | Nippon Nohyaku Co Ltd | 1−(3−ニトロフエニル)−3−メチル−4−ジフルオロメチル−δ↑2−1,2,4−トリアゾリン−5−オン及びその製法 |
FR2579594B1 (fr) * | 1985-03-29 | 1987-06-05 | Rhone Poulenc Spec Chim | Procede de preparation de trifluoroethoxy ou trifluoroethylthiobenzenes |
CA2014273A1 (en) * | 1989-04-18 | 1990-10-18 | Mitsui Toatsu Chemicals, Inc. | Preparation of a difluorohalomethoxybenzene |
JP2583162B2 (ja) * | 1991-05-17 | 1997-02-19 | 宇部興産株式会社 | ジフルオロメトキシフェニルアルキルケトン類の製造方法 |
-
1993
- 1993-05-25 DE DE4317322A patent/DE4317322A1/de not_active Withdrawn
-
1994
- 1994-03-21 TW TW083102429A patent/TW369519B/zh active
- 1994-05-06 HU HU9401418A patent/HU215528B/hu not_active IP Right Cessation
- 1994-05-13 EP EP94107473A patent/EP0626361B2/de not_active Expired - Lifetime
- 1994-05-13 DE DE59401744T patent/DE59401744D1/de not_active Expired - Fee Related
- 1994-05-13 ES ES94107473T patent/ES2096969T5/es not_active Expired - Lifetime
- 1994-05-18 US US08/245,330 patent/US5463138A/en not_active Expired - Fee Related
- 1994-05-19 JP JP12802994A patent/JP3310459B2/ja not_active Expired - Fee Related
- 1994-05-20 KR KR1019940011071A patent/KR100327530B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3310459B2 (ja) | 2002-08-05 |
ES2096969T3 (es) | 1997-03-16 |
ES2096969T5 (es) | 2000-10-16 |
EP0626361B1 (de) | 1997-02-05 |
HU9401418D0 (en) | 1994-08-29 |
HUT67641A (en) | 1995-04-28 |
EP0626361A1 (de) | 1994-11-30 |
HU215528B (hu) | 1999-01-28 |
DE59401744D1 (de) | 1997-03-20 |
DE4317322A1 (de) | 1994-12-01 |
JPH06340567A (ja) | 1994-12-13 |
KR100327530B1 (ko) | 2002-06-20 |
US5463138A (en) | 1995-10-31 |
EP0626361B2 (de) | 2000-07-12 |
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