WO2004046714A1 - 光学異性体用分離剤 - Google Patents
光学異性体用分離剤 Download PDFInfo
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- WO2004046714A1 WO2004046714A1 PCT/JP2003/014450 JP0314450W WO2004046714A1 WO 2004046714 A1 WO2004046714 A1 WO 2004046714A1 JP 0314450 W JP0314450 W JP 0314450W WO 2004046714 A1 WO2004046714 A1 WO 2004046714A1
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- separating agent
- optically active
- polymer compound
- active polymer
- porous carrier
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
- B01J20/3268—Macromolecular compounds
- B01J20/3272—Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated bonds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
- B01D15/38—Selective adsorption, e.g. chromatography characterised by the separation mechanism involving specific interaction not covered by one or more of groups B01D15/265 - B01D15/36
- B01D15/3833—Chiral chromatography
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
- B01J20/28004—Sorbent size or size distribution, e.g. particle size
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28078—Pore diameter
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/286—Phases chemically bonded to a substrate, e.g. to silica or to polymers
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/29—Chiral phases
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
- B01J20/3244—Non-macromolecular compounds
- B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
- B01J20/3257—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such
- B01J20/3259—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one of the heteroatoms nitrogen, oxygen or sulfur together with at least one silicon atom, these atoms not being part of the carrier as such comprising at least two different types of heteroatoms selected from nitrogen, oxygen or sulfur with at least one silicon atom
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
- B01J20/3268—Macromolecular compounds
- B01J20/3272—Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated bonds
- B01J20/3274—Proteins, nucleic acids, polysaccharides, antibodies or antigens
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
- B01J20/3268—Macromolecular compounds
- B01J20/328—Polymers on the carrier being further modified
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- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
- B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography
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- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
- B01J2220/58—Use in a single column
Definitions
- the present invention relates to a separating agent for optical isomers, a method for producing the same, and the like. Used for high-performance liquid chromatography (HPLC). Conventional technology
- optically active polymer compounds especially polysaccharides and derivatives thereof, for example, esters or carbamates 1 of cellulose-amylose
- chromatographic separation agents in which these are physically adsorbed and supported on silica gel, are excellent separation agents exhibiting a wide range of optical resolution, a high number of plates, and durability (Y. Okamoto, M. Kawashima and K. Hatada, J. Am. Chem. Soc., 106, 5357, 1984).
- Japanese Patent Application Laid-Open No. 4-202141 discloses an optical system in which a polysaccharide derivative having a vinyl group introduced into a hydroxyl group of a polysaccharide via an ester bond or a urethane bond is directly copolymerized with a porous carrier having a vinyl group. Isomeric separating agents are disclosed.
- Japanese Patent Publication No. 7-30122 a technique for securing the stability of both by chemically bonding a polysaccharide derivative to silica gel via an isocyanate derivative.
- Japanese Patent Application Laid-Open No. 171800/1991 proposes a method in which styrene and divinylbenzene are radically copolymerized on silica gel supporting a cellulose derivative, and are fixed by shading.
- W097 / 04011 discloses a polysaccharide derivative obtained by photochemically crosslinking a polysaccharide derivative having no photopolymerizable functional group, and a method for producing the same.
- the method of photochemically cross-linking a polysaccharide derivative having no photopolymerizable functional group cannot be produced with good reproducibility because the control of the crosslinking rate is extremely difficult, and the light transmittance is low. As a result, mass production was extremely difficult, and it was not suitable for industrial-level production.
- An object of the present invention is to provide a separating agent for an optical isomer having both the inherently high optical resolution ability of an optically active polymer compound and sufficient solvent resistance, a method for producing the same, and the separation of an optical isomer using the separating agent. Is to provide a way.
- the present invention relates to an optical isomer in which an optically active polymer compound is supported on a porous carrier.
- the present invention provides a separating agent for optical isomers, wherein an optically active polymer compound is insolubilized by irradiation with radiation.
- the present invention is a method for producing the above-mentioned separating agent for optical isomers
- the present invention is particularly suitably used for high performance liquid chromatography (HPCLC).
- HPCLC high performance liquid chromatography
- each manufacturing step may be an independent and separate step, and may be a single continuous step. It may be a process.
- the first step is a step of bringing the porous carrier and the dope of the optically active polymer compound into contact with each other and supporting the optically active polymer compound on the porous carrier.
- the method of contacting the porous carrier with the dope of the optically active polymer compound is not particularly limited, and the dope of the optically active polymer compound is applied to the porous carrier using an appropriate tool or device.
- Method a method in which a porous carrier is put in a container, and a dope of an optically active polymer compound is further added, followed by stirring and mixing by mechanical or artificial means can be applied. It is preferable that after the optically active polymer compound is supported on the porous carrier, the solvent remaining on the porous carrier together with the optically active polymer compound is volatilized and removed.
- the optically active polymer compound is supported on the surface of the porous carrier including the openings.
- the state of the support varies depending on the combination of the porous carrier and the optically active polymer compound.
- the state varies from the state in which the optically active polymer compound is simply attached to the porous carrier by physical adsorption or the like.
- Carriers and optically active components Some compounds are chemically bonded.
- a step of dividing a required amount of the dope of the optically active polymer compound into a plurality of pieces, bringing a part of the dope into contact with the porous carrier, and drying is performed as one step. May be repeated a plurality of times to provide a step of supporting the optically active polymer compound on the porous carrier.
- the dope of the optically active polymer compound is preferably divided into 2 to 20 parts, more preferably divided into 2 to 10 parts.
- Drying is for volatilizing and removing the solvent used to obtain the dope, and is performed under normal pressure or reduced pressure, at normal temperature or heating, and further under a gas stream.
- the step of bringing a part of the dope into contact with the porous carrier and drying the same is preferably repeated 2 to 20 times, more preferably 2 to 10 times.
- the amount of dope used each time may be the same or different.
- the optically active polymer compound can be loaded more uniformly on the entire surface of the porous carrier. This is preferable because the separation performance of the isomer separating agent can be enhanced.
- a porous organic carrier or a porous inorganic carrier can be used, and a porous inorganic carrier is preferable.
- Suitable as a porous organic carrier is a polymer material such as polystyrene, polyacrylamide, or polyacrylate, and suitable as a porous inorganic carrier is silica, alumina, magnesia, glass, kaolin, titanium oxide, Among them, silicate and hydroxyapatite are preferable, and silica gel is particularly preferable.
- silica gel is silanized (using aminopropyl silane) to eliminate the effects of residual silanol on the silica gel surface and improve the affinity with optically active polymer compounds.
- the particle size of the porous carrier is preferably 1 to 300 m, more preferably 2 to 100 ⁇ m, and still more preferably 3 to 50 im, and the average pore size is preferably 60 to 8000 A More preferably, it is 120 to 4000 A, more preferably, 300 to 3000 A.
- the particle size of the porous carrier substantially becomes the particle size of the separating agent.
- the optically active polymer compound solution is sufficiently penetrated into the pores, and the optically active polymer compound is easily attached uniformly to the inner wall of the pores. It is preferred. Furthermore, since the pores are not blocked, the pressure loss of the separating agent can be kept low.
- optically active polymer compound those in which the optically active polymer compound does not contain a polymerizable unsaturated group are preferable, and a polysaccharide derivative can more preferably be used.
- a polysaccharide derivative it is preferable that all the substituted derivatives of the polysaccharide derivative are the same derivative, since it is easy to form a regular high-order structure of the optically active polymer.
- the polysaccharide leading to the polysaccharide derivative may be any one of optically active, regardless of any of synthetic polysaccharide, natural polysaccharide and modified polysaccharide of natural product. .
- 3-1,4-glucan cellulose
- -1,4-glucan amylose, amylopectin
- 1,6-glucan dexylopectin
- ⁇ -1,6-glucan busulan
- 1,3-glucan for example, Rikidoran, Shizofuiran, etc.
- ⁇ -1,3-glucan 3-1,2-glucan (Crown Gall polysaccharide), 13-1,4-galactan,] 3-1,4-I-mannan, -1,6-I-mannan, ⁇ -1,2, -fructan (inulin), ⁇ -2,6-fructan (levan), ⁇ -1,4-xylan,) 3-1,3 —Xylan, ⁇ -1,4—chitosan, 0! —1,4 4-acetyl chitosan (chitin), pullulan, agarose, alginic acid, etc. Yes, also includes starch containing amylose.
- cellulose, amylose, ⁇ -1,4-xylan, ⁇ -1,4-chitosan, chitin, ⁇ -1,4-mannan, inulin, curdlan, etc., from which high-purity polysaccharides can be easily obtained are preferred.
- cellulose and amylose are preferred.
- the number-average degree of polymerization of the polysaccharide is preferably 5 or more, more preferably 10 or more, and there is no particular upper limit. It is preferable in terms of ease of handling, more preferably 5 to 100, more preferably 10 to 100, and particularly preferably 10 to 500.
- polysaccharide derivative a compound obtained by subjecting a compound having a functional group capable of reacting to a hydroxyl group to a part or all of the hydroxyl groups of the polysaccharide to an ester bond, a urethane bond, an ether bond, or the like can be used. .
- Examples of the compound having a functional group capable of reacting with a hydroxyl group include isocyanic acid derivatives, carboxylic acids, esters, acid octalogenates, acid amide compounds, halogen compounds, aldehydes, alcohols, and other compounds having a leaving group. Any one may be used as long as it is an aliphatic, alicyclic, aromatic or heteroaromatic compound.
- Particularly preferred polysaccharide derivatives include at least one selected from the group consisting of cellulose ester derivatives, cellulose carbamate derivatives, amylose ester derivatives, and amylose carbamate derivatives.
- the solvent used for preparing the optically active polymer compound dope is one that can dissolve or disperse the optically active polymer compound. If so, there is no particular limitation, and the following can be used.
- Ketone solvents include acetone, ethyl methyl ketone, and acetophenone; Ester solvents such as ethyl acetate, methyl acetate, propyl acetate, methyl propionate, methyl benzoate, phenyl acetate, etc .; ether solvents such as tetrahydrofuran, 1,4-dioxane, getyl ether, tert-butyl methyl Ethers; amide solvents such as N, N-dimethylformamide and N, N-dimethylacetamide; imide solvents such as N, N-dimethylimidazolidinone; halogen solvents such as Form, methylene chloride, carbon tetrachloride, 1,2-dichloroethane, etc .; hydrocarbon solvents such as pentane, petroleum ether, hexane, heptane, octane, benzene, toluene,
- the mixing ratio of the optically active polymer compound and the solvent is 100 parts by mass of the optically active polymer compound, and the solvent is preferably 300 to 100,000 parts by mass, more preferably. Is from 300 to 1,000 parts by mass.
- the ratio of the porous carrier and the dope of the optically active polymer compound is 100 parts by mass of the porous carrier, and the dope of the optically active polymer compound is preferably 50 to 500 parts by mass. It is more preferably 100 to 100 parts by mass.
- the second step is a step of irradiating the object to be processed obtained in the first step with radiation.
- a chemical bond is formed between the optically active polymer compounds by a crosslinking reaction.
- a chemical bond may be formed by crosslinking between the porous carrier and the optically active polymer compound.
- Examples of the radiation include an ⁇ ray, a / 3 ray, an ⁇ ray, an X ray, an electron beam and the like. Among them, an a ray and an electron beam are particularly preferably used, and an a ray is most preferably used.
- the dose of the irradiated X-ray is preferably lKGy to 2000KGy, more preferably lOKGy ⁇ 1000KGy, more preferably 50KGy ⁇ 500KGy.
- a dose of 500 KGy or more it is preferable to use an electron beam.
- a third component that promotes a crosslinking reaction due to radiation for example, diphenylmethane diisocyanate, epichlorohydrin, maleic chloride, isocyanate, epoxy, dicarboxylic acid An acid may be added.
- the addition amount of these third components is preferably 0.01 to 50 parts by mass, more preferably 0.05 to 20 parts by mass, based on the total of 100 parts by mass of the porous carrier and the polymer compound. Parts by mass, more preferably 0.1 to 10 parts by mass.
- the object to be treated obtained in the first step can be irradiated with radiation in a state of being dispersed in a solvent.
- irradiating radiation in a state of being dispersed in a solvent in this manner it is preferable to uniformly irradiate the radiation to the entire object to be treated, which is particularly preferable as in the case of industrial-level production. Suitable for large quantities.
- the amount of the object that can be irradiated at one time is preferably set in the range of about 1 g to about 100 kg, but may be outside the above range.
- a step of dispersing an optically active polymer compound on a porous carrier in a solvent is provided prior to the treatment in the second step.
- dispersion solvent examples include water, alcohol-based solvents, ester-based solvents, and ether-based solvents. Among them, water and alcohol-based solvents are preferably used. Among alcohol solvents, methanol, ethanol and 2-propanol are particularly preferably used.
- the concentration of the dispersion is preferably 30 to 80% by mass, and a particularly preferred range is 50 to 70% by mass.
- concentration of the dispersion is 30% by mass or more, the amount of the dispersant is an appropriate amount, so that the irradiation efficiency is good and the irradiation cost is advantageous.
- concentration is 80% by mass or less, the surface of the porous carrier is used. Immersion of optically active polymer compound in solvent Therefore, the cross-linking reaction due to irradiation with radiation proceeds favorably.
- a step of further washing the object to be processed after the treatment in the second step with an organic solvent capable of dissolving the optically active polymer compound can be provided.
- the optically active polymer compound that has not been chemically bonded by the irradiation of the radiation in the second step can be removed.
- the same organic solvent as used in the first step can be used.
- the amount of the organic solvent used is preferably 5 to 15 times the volume of the material to be treated.
- the washing method is not particularly limited.However, natural filtration or suction filtration while pouring the organic solvent into the material to be treated, stirring with heating in the organic solvent, and once filling the column tube, passing the solvent through the pump with the pump And the like. Such washing can be repeated multiple times as needed.
- the elution amount of the optically active polymer compound when 100 ml of a solvent for dissolving the optically active polymer compound is passed through the separating agent after the washing treatment is 100 OO. It is preferable to carry out the reaction so as to be at most ppm, preferably at most 700 ppm, more preferably at most 500 ppm.
- the elution amount of the optically active polymer compound is 100 ppm or less, it is effective in preventing impurities from being mixed when the optical isomer is separated using the obtained optical isomer separating agent. It is.
- the loading amount of the optically active polymer compound in the separating agent for optical isomers of the present invention is preferably 3 to 4%.
- the content is 0% by mass, more preferably 5 to 35% by mass, and still more preferably 10 to 30% by mass.
- the separating agent for optical isomers of the present invention is used by filling in a column, and the separating agent for optical isomers of the present invention packed in one or more force rams is combined, Applicable to various types of chromatography.
- the separating agent for optical isomers of the present invention is useful as a separating agent for chromatography such as gas chromatography, liquid chromatography, supercritical chromatography, simulated moving bed chromatography, and thin layer chromatography. However, it is particularly preferable to use it as a separating agent for liquid chromatography.
- the separating agent for optical isomers of the present invention has high optical resolving ability and sufficient solvent resistance and can be easily produced, and is therefore useful for separating various optical isomers.
- Porous silica gel (particle size: 20 m) was reacted with 3-aminopropyltriethoxysilane to give aminopropyl silane treatment (APS treatment).
- APS treatment aminopropyl silane treatment
- the obtained APS-treated silylation gel was reacted with an isocyanate compound to obtain silica gel having a surface-treated rubamoyl.
- An optical isomer separating agent was obtained in the same manner as in Example 1 except that the dispersion solvent was changed from methanol to water.
- Example 1 The product after the treatment in the first step of Example 1 (the one without the treatment in the second step) was used as a separating agent.
- Application example 1 The product after the treatment in the first step of Example 1 (the one without the treatment in the second step) was used as a separating agent.
- the separation agent for optical isomers prepared in Examples 1 to 3 and Comparative Example 1 was packed into a stainless steel column having a length of 25 cm and an inner diameter of 1.0 cm by a slurry filling method, and the mixture for the optical isomer was separated. A separation column was prepared. Using the obtained separation column for optical isomers, the following four compounds (racemic 1 to racemic 4) were subjected to optical resolution. Fusemi Racemic 2
- Racemic 3 Racemic 4 In the formula, ph represents a phenyl group.
- IIV detector 254MI
- the separation factor in a liquid chromatography separation device is defined as follows.
- Table 1 shows the separation coefficient ⁇ obtained under the above conditions.
- t 2 represents the elution time of each optical isomer
- the Bokuri - shows the elution time of tert- butylbenzene.
- Comparative Example 2 After washing was performed in the same manner as in Example 4 except that the separating agent for optical isomers of Comparative Example 1 was used, the separation coefficient ⁇ ′ was determined. Table 2 shows the results.
- Amylose tris (3,5-dimethylphenylcarbamate) obtained in (1) above 10 g was dissolved in ethyl acetate to prepare a polymer dope. The entire amount of the polymer dope was applied to 40.O g of the silica gel obtained in (1) using a mechanical mechanical device. After the application, the solvent was distilled off under reduced pressure to obtain the target amylose tris (3,5-dimethylphenylcarbamate) supported on silica gel.
- the separation coefficient was determined in the same manner as in Application Example 1, except that the separating agent for optical isomers prepared in Example 5 was used. Table 3 shows the results.
- Separation coefficient ⁇ was determined in the same manner as in Application Example 1 by using the product after the first step treatment in Example 5 (not subjected to the second step treatment) as a separating agent. Table 3 shows the results. Table 3
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- Health & Medical Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US10/533,217 US7407576B2 (en) | 2002-11-19 | 2003-11-13 | Separating agent for an optical enantiomeric isomer |
EP03772731A EP1564553A4 (en) | 2002-11-19 | 2003-11-13 | SEPARATION AGENT FOR OPTICAL ISOMER |
US12/148,717 US8092677B2 (en) | 2002-11-19 | 2008-04-22 | Separating agent for an enantiomeric isomer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2002-334724 | 2002-11-19 | ||
JP2002334724A JP3963822B2 (ja) | 2002-11-19 | 2002-11-19 | 光学異性体用分離剤 |
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US10533217 A-371-Of-International | 2003-11-13 | ||
US12/148,717 Division US8092677B2 (en) | 2002-11-19 | 2008-04-22 | Separating agent for an enantiomeric isomer |
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WO2004046714A1 true WO2004046714A1 (ja) | 2004-06-03 |
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US (2) | US7407576B2 (ja) |
EP (1) | EP1564553A4 (ja) |
JP (1) | JP3963822B2 (ja) |
WO (1) | WO2004046714A1 (ja) |
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CN102809615A (zh) * | 2012-08-16 | 2012-12-05 | 江苏中烟工业有限责任公司 | 一种lc-ms/ms联用检测卷烟侧流烟气中氨基甲酸乙酯含量的方法 |
CN106468688A (zh) * | 2015-08-21 | 2017-03-01 | 菏泽天鸿果蔬有限公司 | 一种氨基甲酸乙酯残留量的检测方法 |
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US20070163961A1 (en) * | 2004-03-04 | 2007-07-19 | Yasuhiro Kagamihara | Separating agent for enantiomeric isomer |
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WO2007148834A1 (ja) | 2006-06-23 | 2007-12-27 | Daicel Chemical Industries, Ltd | 光学異性体の分析方法又は分離方法 |
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US20130277303A1 (en) * | 2012-04-20 | 2013-10-24 | Orochem Technologies, Inc. | Sub-2 micron chiral stationary phase separation agent |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102809615A (zh) * | 2012-08-16 | 2012-12-05 | 江苏中烟工业有限责任公司 | 一种lc-ms/ms联用检测卷烟侧流烟气中氨基甲酸乙酯含量的方法 |
CN102809615B (zh) * | 2012-08-16 | 2013-11-13 | 江苏中烟工业有限责任公司 | 一种lc-ms/ms联用检测卷烟侧流烟气中氨基甲酸乙酯含量的方法 |
CN106468688A (zh) * | 2015-08-21 | 2017-03-01 | 菏泽天鸿果蔬有限公司 | 一种氨基甲酸乙酯残留量的检测方法 |
CN106468688B (zh) * | 2015-08-21 | 2018-08-24 | 菏泽天鸿果蔬有限公司 | 一种氨基甲酸乙酯残留量的检测方法 |
Also Published As
Publication number | Publication date |
---|---|
US8092677B2 (en) | 2012-01-10 |
EP1564553A1 (en) | 2005-08-17 |
US7407576B2 (en) | 2008-08-05 |
JP3963822B2 (ja) | 2007-08-22 |
US20060011533A1 (en) | 2006-01-19 |
US20080199630A1 (en) | 2008-08-21 |
EP1564553A4 (en) | 2009-01-28 |
JP2004167343A (ja) | 2004-06-17 |
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