WO2006046540A1 - N-ビニルカルバゾール類の製法 - Google Patents
N-ビニルカルバゾール類の製法 Download PDFInfo
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- WO2006046540A1 WO2006046540A1 PCT/JP2005/019561 JP2005019561W WO2006046540A1 WO 2006046540 A1 WO2006046540 A1 WO 2006046540A1 JP 2005019561 W JP2005019561 W JP 2005019561W WO 2006046540 A1 WO2006046540 A1 WO 2006046540A1
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- WO
- WIPO (PCT)
- Prior art keywords
- reaction
- catalyst
- solvent
- raw material
- hydroxyethyl
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/80—[b, c]- or [b, d]-condensed
- C07D209/82—Carbazoles; Hydrogenated carbazoles
- C07D209/86—Carbazoles; Hydrogenated carbazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
-
- 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
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/182—Phosphorus; Compounds thereof with silicon
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
Definitions
- the present invention relates to a method for producing N-bulu force rubazoles.
- N-vinyl carbazoles are very useful as synthetic intermediates for dyes, synthetic intermediates for photoconductive materials, or monomers for producing thermoplastic resins.
- JP-A-49-9468 discloses a dehydration reaction of N- (2-hydroxyethyl) rubazole in the presence of a base.
- a method for producing rucarbazole is disclosed.
- this reaction is also a batch reaction, it cannot be said to be a suitable method for businessization with low productivity.
- it is difficult to treat strong base substances produced by the reaction.
- JP-A-2002-220371 discloses that N- (2-hydroxyethyl) force rubazole has a N-bule force by deriving the hydroxyl group of rubazole to sulfonate and then removing the sulfonate in the presence of a base.
- a method for producing rubazole is disclosed. However, this method requires many steps for the treatment of the sulfonic acid derivative produced by the reaction, in addition to many reaction steps and complicated operations.
- Japanese Patent Application Laid-Open No. 8-141402 uses tertiary N_ (2-hydroxyalkyl) carboxylic acid amides as raw materials, and intramolecular dehydration thereof in the gas phase to thereby provide tertiary N-alkenylcarboxylic acids.
- a method for producing acid amides is disclosed.
- the N- (2-hydroxyalkyl) compound used as a raw material in this method is a carboxylic acid amide and is different from N- (2-hydroxyethyl) strength rubazoles.
- This document also includes examples. Although an example of supplying the raw material in a gaseous state to the reactor is shown, there is no example of supplying the raw material to the reactor in a liquid state.
- Japanese Patent Application Laid-Open No. 9-291069 uses N- (1-alkoxyalkyl) compounds as raw materials, and also contains phosphorus, an alkali metal, and Z or an alkaline earth metal.
- a method for producing an N-bulu compound by using a solid oxide as a catalyst and subjecting it to a dealcoholization reaction in a gas phase is disclosed.
- the N- (alkoxyalkyl) compounds shown here have a leaving group in the middle position, but the leaving group is an alkoxy group and does not fall under the N- (2-hydroxyethyl) force rubazoles. Les.
- the process becomes complicated.
- the present invention has been made paying attention to the circumstances as described above, and its purpose is to eliminate the dangers caused by the use of high-pressure conditions and explosive substances and to treat waste products derived from by-products. There is little problem of post-treatment, and the aim is to establish a method that can efficiently produce N-Bulbcarbazols by a continuous process suitable for industrialization.
- FIG. 1 is a conceptual diagram showing one embodiment of the present invention.
- the present invention relates to a method for obtaining an N-bulu force rubazole by using an N- (2-hydroxyethyl) force rubazole as a raw material as described above and subjecting it to an intramolecular dehydration reaction in the gas phase. is there.
- This synthesis reaction is represented by the following formula.
- each of Ri R 8 independently represents hydrogen or a substituent inert to the reaction.
- the “substituent inert to the reaction” means N— by heating in the presence of a catalyst.
- substituents include, for example, halogen atoms, lower (C 3) alkyl.
- N_ (2-hydroxychetyl) power rubazoles used as a raw material in the present invention have a very low vapor pressure, so that vaporization by an evaporator is difficult.
- this is vaporized by a method as described later and then passed through a suitable catalyst packed bed, the dehydration reaction proceeds quickly, and N_bul force rubazoles can be easily obtained in high yield.
- the raw material in order to efficiently evaporate N_ (2-hydroxyethyl) -powered rubazoles having a low vapor pressure and to rapidly proceed the gas phase reaction, is preferably diluted with a solvent and The partial pressure is lowered by lowering the concentration, and the diluted solution is directly vaporized by supplying it directly to the reactor, and is brought into contact with the catalyst packed in the reactor in the gas phase.
- the raw material solution diluted in a solvent may be heated and evaporated in advance and then supplied to the reactor.
- this method when the raw material solution is heated and evaporated with an evaporator, the difference in vapor pressure between the raw material and the solvent is too large. Remains without vaporization.
- it is necessary to heat it to a temperature close to the boiling point of the raw material, which is not suitable for practical use.
- the solvent used in the present invention is not particularly limited as long as it is inert to the above-described dehydration reaction.
- N_ (2_ A solvent that can dissolve (droxetyl) -powered rubazoles, has a relatively low vapor pressure, and can be easily separated from water generated as a by-product by the dehydration reaction.
- it is a chain or cyclic hydrocarbon having more than carbon number power, more preferably an aromatic hydrocarbon.
- toluene, xylene, mesitylene and the like are most preferable in consideration of cost and handleability.
- an inert carrier gas for example, nitrogen gas, argon gas, helium gas, etc.
- an inert carrier gas for example, nitrogen gas, argon gas, helium gas, etc.
- these solvents have an effect of facilitating the cooling and collection of the reaction product in addition to the action of lowering the partial pressure of the raw material to promote its evaporation as described above. That is, when, for example, a carrier gas is used for the gas phase reaction, the reaction product is released along with the carrier gas, so that the cooling collection rate of the target product is reduced considerably. Utilizing steam as a carrier gas during the dehydration reaction can increase the efficiency of collecting reaction products. In particular, when an aromatic hydrocarbon is used as the solvent, the advantage that water produced as a by-product by the reaction can be easily removed by oil-water separation can also be enjoyed.
- the dilution ratio of the raw material with the solvent is preferably in the range of 0.1 to 10% in terms of the molar fraction of N- (2-hydroxyethyl) carbazoles.
- the upper limit of the concentration does not exist, but if the amount of the solvent for the raw material is too small and exceeds the saturated dissolution amount of the raw material, the raw material remains as a solid substance and inhibits a homogeneous gas phase reaction, so at least saturation is reached.
- the concentration should not exceed the dissolved amount, and is usually 10 mol% or less, preferably 8 mol% or less, more preferably 5 mol% or less.
- the compound diluted with the solvent is preferably supplied in a liquid state to the reactor and vaporized in the reactor. More specifically, the reactor is filled with inert particles such as ceramic balls, rings, and saddle type fillers to form a preheating diffusion layer. As a result, it takes a long time for the raw material compound to be introduced into the reactor and reach the force catalyst layer, and heat is more uniformly applied to the raw material compound, so that sufficient vaporization is performed.
- the heating temperature is not particularly limited as long as the raw material compound is sufficiently vaporized, and may be appropriately adjusted.
- the vaporized raw material compound is then subjected to an intramolecular dehydration reaction in the reactor.
- the intramolecular dehydration reaction in the gas phase of N- (2-hydroxyethyl) force rubazoles in the reactor proceeds efficiently in the presence of a catalyst.
- the catalyst used is at least one oxide such as silica, alumina, titaure, and zircoure, and particularly preferred is a catalyst containing silica and an alkali metal element and Z or an alkaline earth metal element. These include those in which an alkali metal or alkaline earth metal is supported using the oxide as a carrier, or the oxide formed a complex oxide with an alkali metal or alkaline earth metal, or a simple mixture thereof. Is included.
- the catalyst component at least one selected from the group consisting of boron, aluminum, and phosphorus can be further contained as another component, and when these are contained, the life of the catalyst can be extended. Therefore, it is preferable. These can be blended in the form of boric acid, aluminate, phosphoric acid or the like when the catalyst is produced.
- a Si-containing catalyst that satisfies the relationship of the general formula [M Si X O] in terms of the atomic ratio of the mixture or the composite as a whole is particularly preferable.
- M is an alkali metal element and / or alkaline earth metal element
- Si is silicon
- X is at least one element selected from boron, aluminum, and phosphorus
- O is oxygen.
- a, b, c, and d represent the number of atoms of each element
- the ratio of Si to the alkali metal element and / or alkaline earth metal element can take a wide range of 1 to 500, preferably in the range of 5 to 200, depending on the type. It is.
- the boron, aluminum, or phosphorus content, which may be added as needed, depends on the type of alkali metal element or alkaline earth metal element, the Si content ratio, etc., but it is 1 in atomic ratio. The following is preferred.
- Alkali metals and alkaline earth metals are used as raw materials for oxides, hydroxides, halides, and salts (carbonates, nitrates, carboxylates, phosphates, sulfates, etc.)
- the metal itself can be used.
- Si components include silicon oxide, silicon, and Use can be made of silicates (such as alkali metal silicates and alkaline earth metal silicates), molecular sieves containing carboxylic acids (such as aluminosilicates and silicoaluminophosphates), and organic silicate esters.
- the raw materials for the third component X that can be blended as required include oxides, hydroxides, halides, salts (borate, aluminate, phosphate, etc.), or B, Al, P element itself can be used.
- the calcination temperature in the production of the catalyst is a wide range of 300 to 1000 ° C depending on the type of raw material used, and a force that can be appropriately selected. A range of 400 to 800 ° C is preferred.
- either a fixed bed flow type or a fluidized bed type can be used as a reactor for performing an intramolecular dehydration reaction in a gas phase.
- This reaction is carried out under conditions where the raw material N ⁇ (2-hydroxyethyl) force rubazole can maintain a gas phase state.
- the pressure can be carried out at normal pressure or moderate pressure, the reaction temperature depends on the pressure, but it is preferable for the intramolecular dehydration reaction to proceed efficiently without causing thermal decomposition of the raw material and target substance. It is 300 ° C or higher and 500 ° C or lower, more preferably 350 ° C or higher and 450 ° C or lower.
- the pressure may be 100 to 700 torr (about 13 to 93 kPa) in absolute pressure.
- the feed rate of the raw material to the reactor varies depending on the type of raw material compound, the type of catalyst, the reaction temperature and pressure, etc., but N— (2— Hydroxyethyl)
- the space velocity (GHSV) representing the supply amount of rubazole is 1 to 50 hr in the standard state of the raw material (25 ° C, 1 atm gas volume), more preferably 1 to: ! Ohr—in the range of 1 .
- N-vinylcarbazoles can be easily recovered by cooling the product gas. That is, as described above, when an aromatic hydrocarbon solvent such as toluene is used as the solvent, the target product can be obtained in a solution state dissolved in the solvent when the reaction product gas is cooled and condensed. In addition, water produced by the dehydration reaction condenses at the same time, but water having low solubility in the aromatic hydrocarbon solvent is phase-separated. When the solvent is removed with, N-bulu force rubazoles can be obtained in high yield. Depending on the reaction conditions, a small amount of unreacted substances may remain, or by-products (such as intermolecular dehydration products) may be generated. In such a case, it may be purified by any method such as distillation, crystallization, extraction, etc. to recover the high purity target product.
- an aromatic hydrocarbon solvent such as toluene
- water produced by the dehydration reaction condenses at the same time, but water having low solubility in the aromatic hydro
- the solution obtained by cooling the reaction product gas is washed with water or saline to remove water generated by the reaction and water-soluble impurities that cause coloring. It is preferable. Further, when high boiling point impurities are mixed in the target compound, it is preferable to use vacuum distillation, and when low boiling point impurities are mixed, recrystallization is preferably performed.
- the solvent that can be used for recrystallization organic solvents having relatively high polarity such as alcohols such as methanol and ethanol; ethers such as diethyl ether and tetrahydrofuran; and mixed solvents thereof are preferable.
- FIG. 1 is a schematic process explanatory diagram when carrying out the present invention.
- 1 is a raw material dissolution tank
- 2 is a feed pump
- 3 is a reaction tower
- 4 is a heating tank
- 5 is a condenser
- 6 is Oil-water separators and 7 indicate solvent separators.
- the raw material A and the solvent B are supplied into the raw material dissolution tank 1 at a predetermined ratio, stirred and dissolved uniformly, and sent to the reaction tower 3 by the feed pump 2 .
- the reaction tower 3 is provided with a preheating diffusion layer 3a filled with ceramic balls and rings inert to the reaction, a vertical filler, and the like on the downstream side of the raw material solution blowing side.
- the packed layer 3b is provided so that it can be heated by any heating means.
- a heating tank 4 charged with molten salt is disposed on the outer surface side of the reaction tower 3, and is configured so that the reaction tower 3 can be heated to a predetermined temperature from the outer surface side by heating the molten salt. Yes.
- the heating means is not limited to the illustrated example, and any heating method such as a method of heating the bellows tube through a heat medium or an electric heating method can be adopted.
- a condenser 5 is provided on the downstream side of the reaction tower 3, and the target product generated by the intramolecular dehydration reaction is condensed in the condenser 5 together with the solvent and by-product water, and the oil-water separator 6 Separated into solvent solution and water containing target product.
- the solvent solution is further separated into the target product and the solvent by the solvent separator 7, and the solvent is recycled as a solvent for dissolving the raw material if necessary.
- the target product may then be purified by any method such as crystallization, distillation or extraction.
- the illustrated example only shows a typical process for carrying out the present invention, and does not limit the present invention in terms of technology, but has a mixed supply mechanism of raw material and solvent, reaction tower 3 and calorie.
- the specific shape and structure of the heat bath 4 and the configuration of the condenser 5 and the oil / water separator 7 can be arbitrarily changed as necessary.
- the N-bulu force rubazoles obtained by the present invention are used as a raw material for producing an organic EL element, an organic transistor, a polymer semiconductor, etc., by using it as a polymerizable monomer utilizing a vinyl group in the molecule. Can be used effectively as
- Yield (%) [(number of moles of N-vinylcarbazole formed) / (number of moles of N- (2-hydroxyethyl) power rubazole supplied as raw material)] X 100
- Lithium nitrate (3.45 g) is dissolved in water (250 g), and after heating and stirring at 90 ° C, silicon oxide (30 g) is added and concentrated by heating, then in air atmosphere at 120 ° C for 20 hours. Dried. The obtained solid was crushed to 9 to 16 mesh and further calcined in air at 500 ° C. for 2 hours to obtain a catalyst whose composition excluding oxygen was Li Si.
- the catalyst (30 ml) obtained above was filled in a stainless steel reaction tube having an inner diameter of 15 mm, and then a silica gel ball for vaporization diffusion was filled on it (raw material charging side).
- the reaction tube was heated immersed in the 430 ° C in a molten salt (mass ratio 1/1 mixture of sodium nitrite and potassium nitrate) bath, to the reaction tube, and diluted to 3 moles 0/0 with toluene N- ( 2-Hydroxyethyl)
- a strong rubazole solution was supplied at a space velocity (GHSV) of 4.5 hr- 1 at a pressure of 200 torr (about 27 kPa, the following pressure is an absolute pressure).
- GHSV space velocity
- Example 1 Except that lithium nitrate (3.45 g) was changed to sodium nitrate (4.25 g) in Example 1, a catalyst having a composition containing Na 2 Si but excluding oxygen was obtained.
- Example 2 A gas phase reaction and product analysis were performed in the same manner as in Example 1 except that the catalyst obtained above was used and the reaction temperature was changed to 450 ° C. As a result, the yield of N-bulu rubazole 1 hour after the start of the raw material supply was 87 mol%.
- a spherical silica gel (30 g) having a particle size of 5 to 10 mesh was immersed in a solution of cesium carbonate (0.41 g) in water (40 g) for 2 hours, and then heated to dryness on a hot water bath. Next, after calcining at 120 ° C. in air for 20 hours, further calcining at 800 ° C. in air for 2 hours, a catalyst whose composition excluding oxygen has C s Si force was obtained.
- a spherical silica gel (30 g) having a particle size of 5 to 10 mesh was immersed in a solution of barium sulfate (4.36 g) in water (100 g) for 2 hours, and then heated to dryness on a hot water bath. Next, after calcining in air at 120 ° C. for 20 hours, further calcining in air at 500 ° C. for 2 hours, a catalyst having a composition of B a Si force excluding oxygen was obtained.
- Example 2 A gas phase reaction and product analysis were performed in the same manner as in Example 1 except that the catalyst obtained above was used and the reaction temperature was changed to 450 ° C. As a result, the yield of N-bur force rubazole 1 hour after the start of the supply of raw materials was 80 mol%.
- Cage oxide (30 g) was added to a solution of cesium nitrate (19.5 g) and boric acid (4.9 g) dissolved in water (100 g), and concentrated and dried while heating and mixing on a hot water bath. Then in air at 120 ° C After calcining for 20 hours, it was crushed to 9 ⁇ : 16 mesh and further calcined in air at 500 ° C for 2 hours to obtain a catalyst whose composition excluding oxygen was Cs Si B force.
- the catalyst (30 ml) obtained above was filled in a stainless steel reaction tube having an inner diameter of 15 mm, and then a silica gel ball for vaporization diffusion was filled on it (raw material charging side).
- the reaction tube is immersed in a molten salt bath and heated to 460 ° C.
- an N— (2-hydroxyethyl) force rubazole solution diluted to 3 mol% with toluene is added to the space velocity (GHSV 4.Pressure
- the power was supplied at 500 torr (about 67 kPa).
- the raw material supplied into the reaction tube is immediately vaporized in the silica gel pole filling part on the inlet side and sent toward the catalyst packed bed, and the reaction proceeds.
- a catalyst was prepared in exactly the same manner as in Example 9.
- the catalyst (30 ml) obtained above was filled in a stainless steel reaction tube having an inner diameter of 15 mm, and then a silica gel ball for vaporization diffusion was filled on it (raw material charging side).
- This reaction tube is immersed in a molten salt bath and heated to 480 ° C.
- N— (2-hydroxyethyl) force rubazole solution diluted to 3 mol% with xylene is added to the space velocity (GHSV ) 8.5 r Pressure was supplied at 200 torr (about 27 kPa).
- the raw material supplied into the reaction tube is immediately vaporized in the silica gel pole filling part on the inlet side and sent toward the catalyst packed bed, and the reaction proceeds.
- the present invention there is no danger due to the use of high-pressure conditions or explosive substances, and there are few problems in post-treatment such as waste treatment derived from by-products.
- the present invention is extremely useful industrially because it can be produced efficiently.
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Indole Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006543157A JP4503021B2 (ja) | 2004-10-25 | 2005-10-25 | N−ビニルカルバゾール類の製法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004309664 | 2004-10-25 | ||
| JP2004-309664 | 2004-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006046540A1 true WO2006046540A1 (ja) | 2006-05-04 |
Family
ID=36227780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/019561 Ceased WO2006046540A1 (ja) | 2004-10-25 | 2005-10-25 | N-ビニルカルバゾール類の製法 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4503021B2 (ja) |
| KR (1) | KR20070068358A (ja) |
| TW (1) | TW200628449A (ja) |
| WO (1) | WO2006046540A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013137398A1 (ja) | 2012-03-16 | 2013-09-19 | 日本ゼオン株式会社 | 開環メタセシス重合体水素化物の製造方法及び樹脂組成物 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007119362A (ja) * | 2005-10-25 | 2007-05-17 | Nippon Shokubai Co Ltd | N−ビニルカルバゾール類の製造方法およびn−ビニルカルバゾール類 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS499468B1 (ja) * | 1970-02-05 | 1974-03-05 | ||
| JPH09208559A (ja) * | 1996-02-07 | 1997-08-12 | Nippon Shokubai Co Ltd | 環式n−ビニル化合物の製造法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01207265A (ja) * | 1987-07-13 | 1989-08-21 | Nippon Shokubai Kagaku Kogyo Co Ltd | アジリジン化合物の製造方法 |
| JP2003113132A (ja) * | 2001-10-05 | 2003-04-18 | Asahi Kasei Corp | メタクロレインの製造方法 |
-
2005
- 2005-10-24 TW TW094137167A patent/TW200628449A/zh unknown
- 2005-10-25 JP JP2006543157A patent/JP4503021B2/ja not_active Expired - Fee Related
- 2005-10-25 WO PCT/JP2005/019561 patent/WO2006046540A1/ja not_active Ceased
- 2005-10-25 KR KR1020077008012A patent/KR20070068358A/ko not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS499468B1 (ja) * | 1970-02-05 | 1974-03-05 | ||
| JPH09208559A (ja) * | 1996-02-07 | 1997-08-12 | Nippon Shokubai Co Ltd | 環式n−ビニル化合物の製造法 |
Non-Patent Citations (3)
| Title |
|---|
| CHEMICAL ABSTRACTS, vol. 63, no. 1, 1965, Columbus, Ohio, US; abstract no. 63:565B, LOPATINSKII V. P. ET AL: "Study of the Chemistry of Carbazole Derivatives. (VIII) Preparation of 9-vinylcarbazoles by way of 9-(beta-hydroxyethyl)-carbazoles." column 565; XP002998968 * |
| TR. TOMSKOGO GOS. UNIV. SER. KHIM., vol. 170, 1964, pages 29 - 34 * |
| TSUNEKI H. ET AL: "Ethylenimine Shinki Seizoho no Kaihatsu ( Development of process for ethylenimine production)", JOURNAL OF THE CHEMICAL SOCIETY OF JAPAN, no. 11, 1993, pages 1209 - 1216, XP002998969 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013137398A1 (ja) | 2012-03-16 | 2013-09-19 | 日本ゼオン株式会社 | 開環メタセシス重合体水素化物の製造方法及び樹脂組成物 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200628449A (en) | 2006-08-16 |
| KR20070068358A (ko) | 2007-06-29 |
| JP4503021B2 (ja) | 2010-07-14 |
| JPWO2006046540A1 (ja) | 2008-05-22 |
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