WO2010058838A1 - アルケニルメルカプタンの製造方法 - Google Patents
アルケニルメルカプタンの製造方法 Download PDFInfo
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- WO2010058838A1 WO2010058838A1 PCT/JP2009/069702 JP2009069702W WO2010058838A1 WO 2010058838 A1 WO2010058838 A1 WO 2010058838A1 JP 2009069702 W JP2009069702 W JP 2009069702W WO 2010058838 A1 WO2010058838 A1 WO 2010058838A1
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- Prior art keywords
- formula
- weight
- parts
- mercaptan
- compound represented
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- -1 alkenyl mercaptan Chemical compound 0.000 title abstract description 86
- 239000003513 alkali Substances 0.000 claims abstract description 33
- RWSOTUBLDIXVET-UHFFFAOYSA-M hydrosulfide Chemical compound [SH-] RWSOTUBLDIXVET-UHFFFAOYSA-M 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 13
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 10
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 7
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 239000003444 phase transfer catalyst Substances 0.000 claims description 6
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 4
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 abstract description 33
- PFRGXCVKLLPLIP-UHFFFAOYSA-N diallyl disulfide Chemical compound C=CCSSCC=C PFRGXCVKLLPLIP-UHFFFAOYSA-N 0.000 description 26
- OSDWBNJEKMUWAV-UHFFFAOYSA-N Allyl chloride Chemical compound ClCC=C OSDWBNJEKMUWAV-UHFFFAOYSA-N 0.000 description 20
- ULIKDJVNUXNQHS-UHFFFAOYSA-N 2-Propene-1-thiol Chemical compound SCC=C ULIKDJVNUXNQHS-UHFFFAOYSA-N 0.000 description 17
- 239000006227 byproduct Substances 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 description 12
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 10
- 239000008096 xylene Substances 0.000 description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000012074 organic phase Substances 0.000 description 8
- 229910052979 sodium sulfide Inorganic materials 0.000 description 8
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 8
- 239000012071 phase Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- HTZCNXWZYVXIMZ-UHFFFAOYSA-M benzyl(triethyl)azanium;chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC1=CC=CC=C1 HTZCNXWZYVXIMZ-UHFFFAOYSA-M 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000011534 incubation Methods 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- ZNKXTIAQRUWLRL-UHFFFAOYSA-M sodium;sulfane;hydroxide Chemical compound O.[Na+].[SH-] ZNKXTIAQRUWLRL-UHFFFAOYSA-M 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 3
- 239000012046 mixed solvent Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- FCSSPCOFDUKHPV-UHFFFAOYSA-N 2-Propenyl propyl disulfide Chemical compound CCCSSCC=C FCSSPCOFDUKHPV-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- BHELZAPQIKSEDF-UHFFFAOYSA-N allyl bromide Chemical compound BrCC=C BHELZAPQIKSEDF-UHFFFAOYSA-N 0.000 description 2
- YTKRILODNOEEPX-NSCUHMNNSA-N crotyl chloride Chemical compound C\C=C\CCl YTKRILODNOEEPX-NSCUHMNNSA-N 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- JKXQKGNGJVZKFA-UHFFFAOYSA-N 1-chloro-3-methylbut-2-ene Chemical compound CC(C)=CCCl JKXQKGNGJVZKFA-UHFFFAOYSA-N 0.000 description 1
- LOBQTAYIGUBNDX-UHFFFAOYSA-N 1-chlorohept-2-ene Chemical compound CCCCC=CCCl LOBQTAYIGUBNDX-UHFFFAOYSA-N 0.000 description 1
- YTXXOKPWZPVIFH-UHFFFAOYSA-N 1-chlorohex-2-ene Chemical compound CCCC=CCCl YTXXOKPWZPVIFH-UHFFFAOYSA-N 0.000 description 1
- UPJCRKZUCADENN-UHFFFAOYSA-N 1-chloropent-2-ene Chemical compound CCC=CCCl UPJCRKZUCADENN-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- HFEHLDPGIKPNKL-UHFFFAOYSA-N allyl iodide Chemical compound ICC=C HFEHLDPGIKPNKL-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000003983 crown ethers Chemical class 0.000 description 1
- 239000002739 cryptand Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- XWKIXFQOFAVHQI-UHFFFAOYSA-N disodium;sulfide;pentahydrate Chemical compound O.O.O.O.O.[Na+].[Na+].[S-2] XWKIXFQOFAVHQI-UHFFFAOYSA-N 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 150000002019 disulfides Chemical class 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- SHFJWMWCIHQNCP-UHFFFAOYSA-M hydron;tetrabutylazanium;sulfate Chemical compound OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC SHFJWMWCIHQNCP-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- HXQGSILMFTUKHI-UHFFFAOYSA-M lithium;sulfanide Chemical compound S[Li] HXQGSILMFTUKHI-UHFFFAOYSA-M 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 150000004714 phosphonium salts Chemical group 0.000 description 1
- ZOCLAPYLSUCOGI-UHFFFAOYSA-M potassium hydrosulfide Chemical compound [SH-].[K+] ZOCLAPYLSUCOGI-UHFFFAOYSA-M 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 1
- NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 description 1
- RKHXQBLJXBGEKF-UHFFFAOYSA-M tetrabutylphosphanium;bromide Chemical compound [Br-].CCCC[P+](CCCC)(CCCC)CCCC RKHXQBLJXBGEKF-UHFFFAOYSA-M 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/02—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols
- C07C319/04—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols by addition of hydrogen sulfide or its salts to unsaturated compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/22—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of hydropolysulfides or polysulfides
- C07C319/24—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of hydropolysulfides or polysulfides by reactions involving the formation of sulfur-to-sulfur bonds
Definitions
- an object of the present invention is to provide a method capable of producing the alkenyl mercaptan (2) having excellent quality by favorably suppressing the by-product (4).
- the present invention provides the formula (1) (In the formula, R 1 and R 2 each represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms. X represents a chlorine atom, a bromine atom or an iodine atom.)
- an alkali hydrosulfide By reacting the compound represented by formula (2) with an alkali hydrosulfide.
- R 1 and R 2 each have the same meaning as described above.
- a method for producing a compound represented by formula (3) wherein 100 parts by weight of the compound represented by formula (1) and the compound represented by formula (2) (In the formula, R 1 and R 2 each have the same meaning as described above.)
- a compound represented by the formula [hereinafter sometimes referred to as disulfide (3) A compound represented by the formula [hereinafter sometimes referred to as disulfide (3).
- the compound is represented by formula (2), wherein the reaction is carried out in an amount of 0.5 parts by weight or more.
- the present invention also relates to a method for stabilizing alkenyl mercaptan (2), characterized in that 0.5 to 6.0 parts by weight of disulfide (3) is blended in alkenyl mercaptan (2) with respect to 100 parts by weight of alkenyl mercaptan. Is to provide.
- the by-product of the by-product (4) can be satisfactorily suppressed, and an alkenyl mercaptan (2) with excellent quality can be produced. Moreover, alkenyl mercaptan (2) can be stabilized favorably.
- R 1 and R 2 each represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms.
- X represents a chlorine atom, a bromine atom or an iodine atom.
- examples of the alkyl group having 1 to 4 carbon atoms include methyl group, ethyl group, n-propyl group, iso-propyl group, n-butyl group, s-butyl group, and t-butyl group. .
- alkenyl halide (1) examples include 2-propenyl chloride (allyl chloride), 2-propenyl bromide (allyl bromide), 2-propenyl halide (allyl halide) such as 2-propenyl iodozide (allyl iodide), Examples include 2-butenyl chloride (crotyl chloride), 3-methyl-2-butenyl chloride, 2-pentenyl chloride, 2-hexenyl chloride, 2-heptenyl chloride, and the like.
- the method of the present invention is advantageously employed when 2-propenyl halide (allyl halide) is used as a raw material.
- alkali hydrosulfide examples include lithium hydrosulfide, sodium hydrosulfide, potassium hydrosulfide and the like. Among them, sodium hydrosulfide is preferable.
- the alkali hydrosulfide may contain an alkali sulfide, an alkali carbonate, an alkali sulfite, or an alkali thiosulfate. Such alkali hydrosulfide may be flaky or may be an aqueous solution obtained by dissolving in water.
- alkali sulfide it is preferable to carry out the reaction by adding 2.0 to 10.0 parts by weight of alkali sulfide to 100 parts by weight of alkali hydrosulfide in the reaction system.
- a method for putting a predetermined amount of alkali sulfide into the reaction system include, for example, a method in which an alkali hydrosulfide containing a predetermined amount of alkali sulfide is put in the reaction system, or a predetermined amount of alkali sulfide separately from the reaction system in the reaction system. And the like.
- the formula (3) (In the formula, R 1 and R 2 each have the same meaning as described above.)
- the compound [disulfide (3)] represented by formula (4) is present in an amount of 0.5 parts by weight or more based on 100 parts by weight of the total of alkenyl halide (1) and alkenyl mercaptan (2).
- the amount of alkali sulfide contained in the reaction system is 100 parts by weight of alkali hydrosulfide because the above-mentioned amount of disulfide (3) is present in the reaction system.
- it is preferably 2.0 parts by weight or more, more preferably 8.0 parts by weight or more, particularly preferably 9.0 parts by weight or more, and preferably 10.0 parts by weight or less, more preferably 9.8 parts by weight.
- It is 9.5 parts by weight or less, particularly preferably 9.5 parts by weight or less.
- examples of disulfide (3) include diallyl disulfide and allylpropyl disulfide.
- the amount of disulfide (3) added is preferably 1 to 4 parts by weight, more preferably 1.5 to 2.5 parts by weight, with respect to 100 parts by weight of alkenyl halide (1).
- the amount of alkali hydrosulfide used is usually 1 mol or more, preferably 1.05 to 2 mol, per 1 mol of alkenyl halide (1).
- the above reaction is usually performed in a solvent.
- an organic solvent may be used alone, but an oil-water two-phase mixed solvent composed of an organic solvent and water is preferably used.
- the organic solvent include aliphatic hydrocarbons such as hexane, heptane, and octane; alicyclic hydrocarbons such as cyclopentane and cyclohexane; aromatic hydrocarbons such as benzene, toluene, and xylene; dichloromethane, chloroform, Halogenated aliphatic hydrocarbons such as 1,2-dichloroethane; Halogenated aromatic hydrocarbons such as monochlorobenzene and dichlorobenzene; Ethers such as diethyl ether and dibutyl ether; Esters such as ethyl acetate and butyl acetate Is mentioned. Of these, aromatic hydrocarbons are preferably used.
- the amount of the solvent used is usually about 0.5 to 10 times the weight of the alkenyl halide (1).
- the amount of the organic solvent used is usually about 0.5 to 5 times the weight of the alkenyl halide (1).
- it is usually about 0.5 to 5 times by weight.
- the use ratio of the organic solvent to water is usually about 1/5 to 5/1 in terms of the weight ratio of the organic solvent / water.
- phase transfer catalyst examples include tetra-n-ethylammonium bromide, tetra-n-ethylammonium chloride, tetra-n-butylammonium bromide, tetra-n-butylammonium chloride, and tetra-n-butylammonium hydrogensulfate.
- phase transfer catalyst used in addition to quaternary ammonium salts such as triethylbenzylammonium chloride and quaternary phosphonium salts such as tetra-n-butylphosphonium bromide, crown ethers, cryptands, and the like. Of these, quaternary ammonium salts are preferably used.
- the amount of the phase transfer catalyst used is usually 0.001 to 0.2 mol times, preferably 0.05 to 0.1 mol times, relative to the alkenyl halide (1).
- the reaction method is appropriately selected, but it is preferable to carry out the above reaction by supplying alkenyl halide (1) to a mixture of alkali hydrosulfide and a solvent.
- disulfide (3) when disulfide (3) is added directly to the reaction system, disulfide (3) may be added to any of the solvent, alkenyl halide (1), and alkali hydrosulfide.
- phase transfer catalyst when a phase transfer catalyst is used, the phase transfer catalyst may be added to any of the solvent, alkenyl halide (1), and alkali hydrosulfide.
- the cooling temperature is usually about ⁇ 20 to 50 ° C., although it depends on the type of alkenyl halide (1).
- the reaction temperature between the alkenyl halide (1) and the alkali hydrosulfide is usually 0 to 100 ° C., preferably 30 to 50 ° C.
- the reaction is usually performed at around normal pressure, but may be performed under pressure or under reduced pressure as necessary.
- reaction mixture containing alkenyl mercaptan (2) can be obtained.
- known means such as washing and distillation can be employed.
- Disulfide (3) is a compound that improves the storage stability of alkenyl mercaptan (2). 0.5 parts by weight or more, preferably 5.0 parts by weight or more, more preferably 5.4 parts by weight or more and 6.0 parts by weight or less, preferably 100 parts by weight of the alkenyl mercaptan (2) obtained.
- the alkenyl mercaptan (2) can be well preserved by adding 5.8 parts by weight or less, more preferably 5.6 parts by weight or less of the disulfide (3) to the alkenyl mercaptan (2).
- the alkenyl mercaptan (2) is usually stored under a nitrogen atmosphere. The storage temperature is about 0 ° C. to room temperature.
- the alkenyl mercaptan (2) may be diluted with the organic solvent described above and stored.
- Sodium sulfide / sodium hydrosulfide 5.3 wt%) 184.91 g (1.484 mol)
- the obtained reaction solution was cooled to 0 to 10 ° C., and 120.02 g of water was added to dissolve the precipitated sodium chloride. Thereafter, oil-water separation was performed to obtain 177.72 g of an allyl mercaptan xylene solution as an organic phase.
- the content of diallyl disulfide with respect to allyl chloride and allyl mercaptan in the solution was 3.72% by weight, and the content of by-product (4) was 0.02% by weight.
- the yield of allyl mercaptan with respect to allyl chloride was 94.19%.
- Sodium sulfide / sodium hydrosulfide 1.3 wt%) 179.06 g
- Nitrogen was introduced into the gas phase portion in the reactor and a nitrogen stream was applied.
- the total amount of sodium sulfide added is 9.3% by weight with respect to the amount of sodium hydrosulfide added.
- 100.03 g (1.281 mol) of allyl chloride was placed in a jacketed dropping funnel and cooled to ⁇ 2 to 5 ° C.
- the cooled allyl chloride was added dropwise over 7 hours while maintaining the temperature of the reaction solution at 40 ° C., and further kept at 40 ° C. for 3 hours.
- the content of diallyl disulfide in the organic phase after 0 hour of incubation was 1.04% by weight.
- the obtained reaction solution was cooled to 0 to 10 ° C., and 120.08 g of water was added to dissolve the precipitated sodium chloride. Thereafter, oil-water separation was performed to obtain 169.09 g of an allyl mercaptan xylene solution as an organic phase.
- the content of diallyl disulfide with respect to allyl chloride and allyl mercaptan in the solution was 1.12% by weight, and the content of by-product (4) was 0.23% by weight.
- the yield of allyl mercaptan with respect to allyl chloride was 75.36%.
- the content of diallyl disulfide with respect to allyl chloride and allyl mercaptan in the solution was 0.43% by weight, and the content of by-product (4) was 2.53% by weight.
- the yield of allyl mercaptan with respect to allyl chloride was 90.66%.
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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)
Abstract
Description
本発明は、式(1)
で示される化合物〔以下、アルケニルハライド(1)ということがある。〕を水硫化アルカリと反応させることにより、式(2)
で示される化合物〔以下、アルケニルメルカプタン(2)ということがある。〕を製造する方法に関する。アルケニルメルカプタン(2)は、例えば医薬や農薬の原料として有用である。
で示される化合物〔以下、副生物(4)ということがある。〕を多量に副生してしまうことがあり、アルケニルメルカプタン(2)の品質の点で必ずしも満足のいくものではなかった。
で示される化合物を水硫化アルカリと反応させることにより、式(2)
で示される化合物を製造する方法であって、式(1)で示される化合物及び式(2)で示される化合物の合計100重量部に対して式(3)
で示される化合物〔以下、ジスルフィド(3)ということがある。〕を0.5重量部以上存在させて、前記反応を行うことを特徴とする式(2)で示される化合物の製造方法を提供するものである。
本発明では、式(1)
で示される化合物〔アルケニルハライド(1)〕を水硫化アルカリと反応させる。
で示される化合物〔ジスルフィド(3)〕を、アルケニルハライド(1)及びアルケニルメルカプタン(2)の合計100重量部に対して0.5重量部以上存在させることにより、式(4)
で示される化合物〔副生物(4)〕の副生を良好に抑制して、優れた品質のアルケニルメルカプタン(2)を製造することができる。
分析条件:
カラム : DB-WAX 1.0μm, 0.53mmφ × 30m
カラム温度 : 40℃(10分)→5/℃分 → 230℃(5分)
キャリアガス : He 5ml/min
注入温度 : 150℃
検出温度 : 235℃
検出器 : FID
還流冷却器、温度計、攪拌器及びジャケット付き滴下ロートを備えたガラス製反応器に、水硫化ナトリウム水和物(水硫化ナトリウム含有量=45重量%、硫化ナトリウム含有量=2.40重量%、硫化ナトリウム/水硫化ナトリウム=5.3重量%)184.91g(1.484モル)、水36.43g、キシレン82.63g、69.6重量%トリエチルベンジルアンモニウムクロリド水溶液57.26g(0.175モル)を入れて攪拌した。反応器内の気相部に窒素を導入して窒素気流下とした。
次いで、アリルクロリド103.05g(1.319モル)をジャケット付き滴下ロートに入れて-2~5℃に冷却した。この冷却したアリルクロリドを、反応液の温度を40℃に保ちながら、7時間かけて滴下し、さらに40℃で3時間保温した。保温0時間目のジアリルジスルフィドの有機相中の含有量は、2.46重量%であった。得られた反応液を0~10℃に冷却し、水123.60gを添加して、析出した塩化ナトリウムを溶解させた。その後、油水分離し、有機相として、アリルメルカプタンのキシレン溶液174.17gを得た。該溶液中のアリルクロリド及びアリルメルカプタンに対するジアリルジスルフィドの含有量は2.62重量%であり、副生物(4)の含有量は0.32重量%であった。またアリルクロリドに対するアリルメルカプタンの収率は83.90%であった。
還流冷却器、温度計、攪拌器及びジャケット付き滴下ロートを備えたガラス製反応器に、水硫化ナトリウム水和物(水硫化ナトリウム含有量=45重量%、硫化ナトリウム=0.50重量%、硫化ナトリウム/水硫化ナトリウム=1.1重量%)179.12g(1.437モル)、水35.30g、キシレン80.00g、69.6重量%トリエチルベンジルアンモニウムクロリド水溶液55.60g(0.170モル)及びジアリルジスルフィド3.95g(0.025モル)を入れて攪拌した。反応器内の気相部に窒素を導入して窒素気流下とした。尚、ジアリルジスルフィドの添加量は、後述するアリルクロリドの添加量に対して3.9重量%である。
次いで、アリルクロリド100.11g(1.282モル)をジャケット付き滴下ロートに入れて-2~5℃に冷却した。この冷却したアリルクロリドを、反応液の温度を40℃に保ちながら、7時間かけて滴下し、さらに40℃で3時間保温した。保温0時間目のジアリルジスルフィドの有機相中の含有量は、3.52重量%であった。得られた反応液を0~10℃に冷却し、水120.02gを添加して、析出した塩化ナトリウムを溶解させた。その後、油水分離し、有機相として、アリルメルカプタンのキシレン溶液177.72gを得た。該溶液中のアリルクロリド及びアリルメルカプタンに対するジアリルジスルフィドの含有量は3.72重量%であり、副生物(4)の含有量は0.02重量%であった。またアリルクロリドに対するアリルメルカプタンの収率は94.19%であった。
還流冷却器、温度計、攪拌器及びジャケット付き滴下ロートを備えたガラス製反応器に、水硫化ナトリウム水和物(水硫化ナトリウム含有量=45重量%、硫化ナトリウム含有量=0.60重量%、硫化ナトリウム/水硫化ナトリウム=1.3重量%)179.06g(1.437モル)、水35.25g、キシレン80.00g、69.6重量%トリエチルベンジルアンモニウムクロリド水溶液55.60g(0.170モル)及び硫化ナトリウム5水和物13.80g(0.080モル)を入れて攪拌した。反応器内の気相部に窒素を導入して窒素気流下とした。尚、硫化ナトリウムの合計添加量は、水硫化ナトリウムの添加量に対して9.3重量%である。
次いで、アリルクロリド100.03g(1.281モル)をジャケット付き滴下ロートに入れて-2~5℃に冷却した。この冷却したアリルクロリドを、反応液の温度を40℃に保ちながら、7時間かけて滴下し、さらに40℃で3時間保温した。保温0時間目のジアリルジスルフィドの有機相中の含有量は、1.04重量%であった。得られた反応液を0~10℃に冷却し、水120.08gを添加して、析出した塩化ナトリウムを溶解させた。その後、油水分離し、有機相として、アリルメルカプタンのキシレン溶液169.09gを得た。該溶液中のアリルクロリド及びアリルメルカプタンに対するジアリルジスルフィドの含有量は1.12重量%であり、副生物(4)の含有量は0.23重量%であった。またアリルクロリドに対するアリルメルカプタンの収率は75.36%であった。
還流冷却器、温度計、攪拌器及びジャケット付き滴下ロートを備えたガラス製反応器に、水硫化ナトリウム水和物(水硫化ナトリウム含有量=45重量%、硫化ナトリウム含有量=0.60重量%、硫化ナトリウム/水硫化ナトリウム=1.3重量%)179.11g(1.438モル)、水35.78g、キシレン80.05g、69.6重量%トリエチルベンジルアンモニウムクロリド水溶液55.62g(0.170モル)を入れて攪拌した。反応器内の気相部に窒素を導入して窒素気流下とした。
次いで、アリルクロリド100.62g(1.319モル)をジャケット付き滴下ロートに入れて-2~5℃に冷却した。この冷却したアリルクロリドを、反応液の温度を40℃に保ちながら、7時間かけて滴下し、さらに40℃で4時間保温した。保温0時間目のジアリルジスルフィドの有機相中の含有量は、0.41重量%であった。得られた反応液を0~10℃に冷却し、水120.00gを添加して、析出した塩化ナトリウムを溶解させた。その後、油水分離し、有機相として、アリルメルカプタンのキシレン溶液168.63gを得た。該溶液中のアリルクロリド及びアリルメルカプタンに対するジアリルジスルフィドの含有量は0.43重量%であり、副生物(4)の含有量は2.53重量%であった。またアリルクロリドに対するアリルメルカプタンの収率は90.66%であった。
アリルメルカプタン100重量部に対して、ジアリルジスルフィドを5.70重量部、副生物(4)を0.03重量部含有するアリルメルカプタンのキシレン溶液を、窒素雰囲気下、5℃で48時間保存した。48時間経過時の副生物(4)の含有量は、アリルメルカプタン100重量部に対して、0.08重量部であり、保温開始時から比べ、0.05重量%増加するにとどまり、良好な安定性を示した。
Claims (4)
- 前記反応を、相関移動触媒の存在下、有機溶媒及び水からなる二相系溶媒中で行う請求項1に記載の製造方法。
- 反応系内に、水硫化アルカリ100重量部に対して2.0~10.0重量部の硫化アルカリを入れて前記反応を行う請求項1又は2に記載の製造方法。
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CN2009801463953A CN102224134A (zh) | 2008-11-20 | 2009-11-20 | 烯基硫醇的制造方法 |
EP09827619A EP2374793A1 (en) | 2008-11-20 | 2009-11-20 | Method for producing alkenyl mercaptan |
US13/128,488 US20110218363A1 (en) | 2008-11-20 | 2009-11-20 | Method for producing alkenyl mercaptan |
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JP2007204453A (ja) | 2006-02-06 | 2007-08-16 | Sumitomo Chemical Co Ltd | アルケニルメルカプタンの製造法 |
JP2008296436A (ja) | 2007-05-31 | 2008-12-11 | Nippon Kayaku Co Ltd | 感熱記録材料 |
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US3055946A (en) * | 1960-10-07 | 1962-09-25 | Phillips Petroleum Co | Stabilization of unstable mercaptans |
US3156731A (en) * | 1961-02-23 | 1964-11-10 | Phillips Petroleum Co | Stabilization of vinylcycloalkanethiols |
GB1215994A (en) * | 1968-07-03 | 1970-12-16 | British Petroleum Co | Disulphides and their use as load-carrying additives |
US3859360A (en) * | 1970-02-11 | 1975-01-07 | Exxon Research Engineering Co | Allylic sulfide reaction products |
JPH0710829B2 (ja) * | 1986-06-13 | 1995-02-08 | 日産化学工業株式会社 | ベンジルメルカプタン誘導体の製造法 |
JP3332561B2 (ja) * | 1994-03-17 | 2002-10-07 | イハラケミカル工業株式会社 | チオアリール化合物の製造方法 |
AU2004299131B2 (en) * | 2003-12-17 | 2010-05-13 | Bionumerik Pharmaceuticals, Inc. | Process for synthesizing disulfides |
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JP2007204453A (ja) | 2006-02-06 | 2007-08-16 | Sumitomo Chemical Co Ltd | アルケニルメルカプタンの製造法 |
JP2008296436A (ja) | 2007-05-31 | 2008-12-11 | Nippon Kayaku Co Ltd | 感熱記録材料 |
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WO2023003011A1 (ja) * | 2021-07-20 | 2023-01-26 | 昭和電工株式会社 | チオール含有組成物、光硬化性組成物、熱硬化性組成物 |
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CN102224134A (zh) | 2011-10-19 |
EP2374793A1 (en) | 2011-10-12 |
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