WO2006107065A1 - ハロアルキルエーテル化合物の製造方法 - Google Patents
ハロアルキルエーテル化合物の製造方法 Download PDFInfo
- Publication number
- WO2006107065A1 WO2006107065A1 PCT/JP2006/307173 JP2006307173W WO2006107065A1 WO 2006107065 A1 WO2006107065 A1 WO 2006107065A1 JP 2006307173 W JP2006307173 W JP 2006307173W WO 2006107065 A1 WO2006107065 A1 WO 2006107065A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- formula
- compound represented
- chloride
- lewis acid
- ether
- Prior art date
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Classifications
-
- 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
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/28—Preparation of ethers by reactions not forming ether-oxygen bonds from acetals, e.g. by dealcoholysis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
- C07C43/04—Saturated ethers
- C07C43/12—Saturated ethers containing halogen
Definitions
- the present invention relates to a method for producing a haloalkyl ether compound.
- C-alkyl ether compounds are also useful as raw materials for aromatic chloromethyl compounds that are widely used as intermediate raw materials for pharmaceuticals, dyes, ion exchange resins, conductive agents, antistatic agents, and the like. In recent years, it is also useful as a raw material for quaternary ammonium salts, which are expected as electrolytes for electrical chemical devices such as batteries and capacitors.
- Non-Patent Document 1 As a method for producing a haloalkyl ether compound, it has been known to react an aldehyde, an alcohol and a hydrogen halide (see Non-Patent Document 1).
- this production method a very large number of impurities such as aldehyde condensates and overreactants are by-produced, and it is difficult to take out a highly pure haloalkyl ether.
- a large amount of carcinogenic bischloromethyl ether was produced as a by-product, causing problems in handling and disposal.
- the haloalkyl ether compound represented by the formula (1) is heated by heating the compound represented by the formula (2) and the compound represented by the formula (3).
- Is known see Non-Patent Document 2.
- the reaction is carried out at a high temperature (55 to 60 ° C) for a long time (18 hours).
- Non-Patent Document 2 J. Or g. Ch em. 1994, 59, 6499-6500
- An object of the present invention is to provide a method for producing a haloalkyl ether compound at a low temperature, with a short reaction time, a higher yield, and a low environmental impact. Disclosure of the invention
- the present invention relates to the following inventions.
- a haloalkyl ether compound represented by the formula (1) characterized by reacting a compound represented by the formula (2) and a compound represented by the formula (3) in the presence of a Lewis acid. Manufacturing method.
- R 1 represents a linear or branched alkyl group having 1 to 4 carbon atoms.
- R 2 represents a linear or branched alkyl group having 1 to 8 carbon atoms or phenyl.
- X represents a halogen atom.
- the linear or branched alkyl group having 1 to 4 carbon atoms represented by R 1 is methyl group, ethyl group, n-propyl group, is o.-propyl group, n-butyl group.
- Specific examples of the compound represented by the formula (2) include dimethoxymethane, diethoxymethane, di-n-propoxymethane, di-iso-propoxymethane, di-n-butoxymethane, di-sec-butoxymethane, Di-tert-ptoxymethane can be mentioned. Dimethoxymethane, diethoxymethane, di-n-propoxymethane, and diiso-propoxymethane are preferred. More preferred are dimethoxymethane and diethoxymethane.
- Examples of the linear or branched alkyl group having 1 to 8 carbon atoms represented by R 2 include a methyl group, an ethyl group, an n-propyl group, an iso-propyl group, an n_butyl group, a sec-butyl group, a tert- A butyl group, n-pentyl, n-hexyl group, n-peptyl group, n-octyl group and the like can be mentioned.
- a linear or branched alkyl group having 1 to 5 carbon atoms is preferable.
- a linear alkyl group having 1 to 5 carbon atoms is more preferable. '
- Examples of the halogen atom represented by X include C, Br, and I.
- Specific examples of the compound represented by the formula (3) include acetyl chloride, propionyl chloride, n-butylyl chloride, n-pentanoyl chloride, n-hexanoyl chloride, n-heptanoyl chloride, Examples thereof include n-octanoyl chloride, n_nonanoyl chloride, benzoyl chloride, and bromides thereof.
- Acetyl chloride, pionyl chloride, n-butyryl chloride, n-pentanoyl chloride, n-hexanoyl chloride, and benzoyl chloride are preferred.
- Lewis acids can be widely used.
- titanium trichloride, titanium tetrachloride, molybdenum trichloride, molybdenum pentachloride iron chloride (1 1 1), iron bromide (1 1 1), zinc chloride, odor Zinc fluoride, boron trifluoride, boron trifluoride ether complex, boron trichloride, boron tribromide, aluminum chloride, aluminum bromide, gallium chloride (1 1), tin chloride, tin bromide, antimony trichloride, five Examples thereof include antimony chloride, bismuth chloride (1 1 1), bismuth bromide (II and IV), silicon tetrachloride, tellurium chloride (II and IV), and phosphorus pentoxide.
- iron chloride (I I 1) and aluminum chloride are preferable in view of the selectivity of the reaction and the yield of the target product.
- a Lewis acid can be used alone or in combination of two or more.
- haloalkyl ether compound represented by the formula (1) include chloromethyl methyl ether, chloromethyl ethyl ether, chloromethyl mono-n-propyl ether, chloromethyl mono is o_propyl ether, Examples thereof include chloromethyl-n-butyl ether, chloromethyl-sec-butyl ether, chloromethyl-tert-butyl ether, and bromides thereof.
- Preferred are chloromethyl methyl ether, chloromethyl ethyl ether, chloromethyl-n-propyl ether, and chloromethyl-iso-propyl ether. More preferably, chloromethyl methyl ether or chloromethyl ether is preferred.
- a haloalkyl ether compound represented by the formula (1) is produced by reacting a compound represented by the formula (2) with a compound represented by the formula (3) in the presence of a Lewis acid. it can.
- the above reaction is carried out without solvent or in a suitable solvent.
- a Lewis acid As the solvent used, a Lewis acid, a compound represented by the formula (2), and a compound represented by the formula (3) can be widely used as long as they can dissolve the compound and do not adversely affect the reaction.
- solvents include aliphatic hydrocarbons such as hexane, heptane, and cyclohexane, halogenated hydrocarbons such as dichloromethane and chloroform, ketones such as acetone and ethylmethylketone, and methyl acetate. And esters such as ethyl acetate, aromatic hydrocarbons such as toluene, and nitriles such as acetonitrile.
- the amount of the compound represented by formula (3) is usually 1.0 to 1.5 equivalents based on the compound represented by formula (2). Preferably, 1.0 to 1.2 equivalents are good.
- the amount of the Lewis acid used is preferably from 0.0001 to 1 equivalent, more preferably from 0.0001 to 0.1 equivalent, and even more preferably from 0.001 to 0.000, based on the compound represented by the formula (2). 1 equivalent is good.
- the reaction is usually performed at _10 to 50 ° C, preferably 0 to 30 ° C, more preferably 0 to 10 ° C.
- the reaction time is 10 minutes to 200 hours, preferably 10 minutes to 10 hours, more preferably 0.5 to 5 hours.
- the desired product obtained by the above reaction can be easily separated from the reaction mixture by conventional separation means such as distillation, concentration, organic solvent extraction, centrifugation, washing, chromatography, and recrystallization. Isolated and purified.
- the vessel was purged with nitrogen, and then anhydrous iron chloride (I II) (reagent: manufactured by Kishida Chemical Co., Ltd.) 0.02 g and dimethylmethane (reagent: manufactured by Kanto Chemical Co., Inc.) 14.5 g were added. Under 3 ° C, acetyl chloride (reagent: manufactured by Kanto Chemical Co.) 15.0 g was added dropwise over 1 hour. The mixture was stirred at 2 ° C for 1 hour to obtain the desired product, chloromethyl methyl ether (yield; 100%). The reaction yield was confirmed by ⁇ ⁇ -NMR.
- the vessel was purged with nitrogen, and then anhydrous iron chloride (I I I) (same as above) 0.30 g and jetoxymethane (reagent: manufactured by Tokyo Kasei) 20.8 g were added. At 3 ° C., 15.7 g of acetyl chloride (same as above) was added dropwise over 1 hour to obtain the target product, chloromethyl ether (yield: 100%). The reaction yield was confirmed by iH-NMR.
- the vessel was purged with nitrogen, and dimethoxymethane (same as above) .50.0 g was added.
- dimethoxymethane dime as above
- .50.0 g dimethoxymethane
- 92.3 g of benzoyl chloride lide 92.3 g was added dropwise over 0.5 hours.
- the temperature was gradually raised from 3 ° C to room temperature (25 ° C) and stirred for 4 hours. Further, the temperature was raised to Re fl ux (58 ° C), and the mixture was stirred for 22 hours to obtain the desired product, chloromethyl methyl ether (yield: 1%).
- the reaction yield was confirmed by 11 NMR.
- the reaction time is short, the yield is further improved, and the reaction can be performed at a low temperature, so that the volatilization of the haloalkyl ether compound having a large environmental load can be significantly suppressed.
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- 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)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007511248A JP4693840B2 (ja) | 2005-03-30 | 2006-03-29 | ハロアルキルエーテル化合物の製造方法 |
CN2006800097960A CN101163657B (zh) | 2005-03-30 | 2006-03-29 | 卤代烷基醚化合物的制造方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-098066 | 2005-03-30 | ||
JP2005098066 | 2005-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006107065A1 true WO2006107065A1 (ja) | 2006-10-12 |
Family
ID=37073602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/307173 WO2006107065A1 (ja) | 2005-03-30 | 2006-03-29 | ハロアルキルエーテル化合物の製造方法 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP4693840B2 (ja) |
KR (1) | KR100921302B1 (ja) |
CN (1) | CN101163657B (ja) |
TW (1) | TWI337602B (ja) |
WO (1) | WO2006107065A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012020954A (ja) * | 2010-07-13 | 2012-02-02 | Fujifilm Corp | ビニルエーテル化合物の製造方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115286551A (zh) * | 2022-04-15 | 2022-11-04 | 陕西美邦药业集团股份有限公司 | 一种虫螨腈及类似物的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3972947A (en) * | 1974-02-04 | 1976-08-03 | Merck & Co., Inc. | Process for the preparation of chloromethyl methyl ether |
WO2002059070A1 (en) * | 2001-01-26 | 2002-08-01 | Syngenta Limited | Process for the production of halomethyl ethers |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4371717A (en) * | 1980-03-25 | 1983-02-01 | Monsanto Company | Process for the in-solvent, in-situ generation of haloalkyl alkyl ethers |
FR2726555B1 (fr) * | 1994-11-04 | 1996-12-06 | Poudres & Explosifs Ste Nale | Procede de preparation de l'oxyde de 1,1-dichloromethyle et de methyle ou de l'oxyde de 1,1-dichloromethyle et d'ethyle |
-
2006
- 2006-03-29 CN CN2006800097960A patent/CN101163657B/zh not_active Expired - Fee Related
- 2006-03-29 KR KR1020077024923A patent/KR100921302B1/ko active IP Right Grant
- 2006-03-29 WO PCT/JP2006/307173 patent/WO2006107065A1/ja active Application Filing
- 2006-03-29 TW TW095110899A patent/TWI337602B/zh not_active IP Right Cessation
- 2006-03-29 JP JP2007511248A patent/JP4693840B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3972947A (en) * | 1974-02-04 | 1976-08-03 | Merck & Co., Inc. | Process for the preparation of chloromethyl methyl ether |
WO2002059070A1 (en) * | 2001-01-26 | 2002-08-01 | Syngenta Limited | Process for the production of halomethyl ethers |
Non-Patent Citations (1)
Title |
---|
ZAIDI J.H.: "A CONVENIENT PREPARATION OF n-BUTYL CHLOROMETHYL ETHER AND ITS USE IN ortho-DIRECTED METALATION OF PHENOLS", SYNTHETIC COMMUNICATIONS, vol. 26, no. 12, 1996, pages 2407 - 2419, XP003002296 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012020954A (ja) * | 2010-07-13 | 2012-02-02 | Fujifilm Corp | ビニルエーテル化合物の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR100921302B1 (ko) | 2009-10-09 |
JP4693840B2 (ja) | 2011-06-01 |
JPWO2006107065A1 (ja) | 2008-09-25 |
KR20070118147A (ko) | 2007-12-13 |
TW200700370A (en) | 2007-01-01 |
CN101163657B (zh) | 2010-06-30 |
CN101163657A (zh) | 2008-04-16 |
TWI337602B (en) | 2011-02-21 |
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