JPH0561265B2 - - Google Patents
Info
- Publication number
- JPH0561265B2 JPH0561265B2 JP63160465A JP16046588A JPH0561265B2 JP H0561265 B2 JPH0561265 B2 JP H0561265B2 JP 63160465 A JP63160465 A JP 63160465A JP 16046588 A JP16046588 A JP 16046588A JP H0561265 B2 JPH0561265 B2 JP H0561265B2
- Authority
- JP
- Japan
- Prior art keywords
- general formula
- reaction
- halosulfone
- represented
- vitamin
- 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.)
- Expired - Fee Related
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 26
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 230000002140 halogenating effect Effects 0.000 claims description 9
- 125000005843 halogen group Chemical group 0.000 claims description 8
- 239000003153 chemical reaction reagent Substances 0.000 claims description 7
- 150000003457 sulfones Chemical class 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 125000002734 organomagnesium group Chemical group 0.000 claims description 6
- 125000001979 organolithium group Chemical group 0.000 claims description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 5
- 125000002252 acyl group Chemical group 0.000 claims description 4
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 30
- 238000006243 chemical reaction Methods 0.000 description 22
- FPIPGXGPPPQFEQ-UHFFFAOYSA-N 13-cis retinol Natural products OCC=C(C)C=CC=C(C)C=CC1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-UHFFFAOYSA-N 0.000 description 20
- FPIPGXGPPPQFEQ-BOOMUCAASA-N Vitamin A Natural products OC/C=C(/C)\C=C\C=C(\C)/C=C/C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-BOOMUCAASA-N 0.000 description 20
- 235000019155 vitamin A Nutrition 0.000 description 20
- 239000011719 vitamin A Substances 0.000 description 20
- 229940045997 vitamin a Drugs 0.000 description 20
- FPIPGXGPPPQFEQ-OVSJKPMPSA-N all-trans-retinol Chemical compound OC\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-OVSJKPMPSA-N 0.000 description 19
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 18
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 15
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 12
- 239000012044 organic layer Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 239000003960 organic solvent Substances 0.000 description 11
- 239000011541 reaction mixture Substances 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- KZTYYGOKRVBIMI-UHFFFAOYSA-N diphenyl sulfone Chemical compound C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 description 9
- 150000003839 salts Chemical class 0.000 description 8
- 150000003512 tertiary amines Chemical class 0.000 description 8
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 8
- 229910052744 lithium Inorganic materials 0.000 description 7
- 239000011777 magnesium Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- -1 vitamin A carboxylic acid esters Chemical class 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- CDOSHBSSFJOMGT-UHFFFAOYSA-N linalool Chemical compound CC(C)=CCCC(C)(O)C=C CDOSHBSSFJOMGT-UHFFFAOYSA-N 0.000 description 6
- 229910052749 magnesium Inorganic materials 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 150000001299 aldehydes Chemical class 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 4
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 4
- 150000001733 carboxylic acid esters Chemical class 0.000 description 4
- 238000004440 column chromatography Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- IPCSVZSSVZVIGE-UHFFFAOYSA-M hexadecanoate Chemical compound CCCCCCCCCCCCCCCC([O-])=O IPCSVZSSVZVIGE-UHFFFAOYSA-M 0.000 description 4
- 239000000543 intermediate Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 239000001490 (3R)-3,7-dimethylocta-1,6-dien-3-ol Substances 0.000 description 3
- CDOSHBSSFJOMGT-JTQLQIEISA-N (R)-linalool Natural products CC(C)=CCC[C@@](C)(O)C=C CDOSHBSSFJOMGT-JTQLQIEISA-N 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000012345 acetylating agent Substances 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 229910052794 bromium Inorganic materials 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 229910052740 iodine Inorganic materials 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 229930007744 linalool Natural products 0.000 description 3
- CCERQOYLJJULMD-UHFFFAOYSA-M magnesium;carbanide;chloride Chemical compound [CH3-].[Mg+2].[Cl-] CCERQOYLJJULMD-UHFFFAOYSA-M 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 229960000342 retinol acetate Drugs 0.000 description 3
- QGNJRVVDBSJHIZ-QHLGVNSISA-N retinyl acetate Chemical compound CC(=O)OC\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C QGNJRVVDBSJHIZ-QHLGVNSISA-N 0.000 description 3
- 235000019173 retinyl acetate Nutrition 0.000 description 3
- 239000011770 retinyl acetate Substances 0.000 description 3
- 238000007363 ring formation reaction Methods 0.000 description 3
- WLAUCMCTKPXDIY-JXMROGBWSA-N (2e)-1-chloro-3,7-dimethylocta-2,6-diene Chemical compound CC(C)=CCC\C(C)=C\CCl WLAUCMCTKPXDIY-JXMROGBWSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical class [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- GLZPCOQZEFWAFX-UHFFFAOYSA-N Geraniol Chemical compound CC(C)=CCCC(C)=CCO GLZPCOQZEFWAFX-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- IULKHBFGJTXXCU-NTCAYCPXSA-N [(2e)-3,7-dimethylocta-2,6-dienyl]sulfonylbenzene Chemical compound CC(C)=CCC\C(C)=C\CS(=O)(=O)C1=CC=CC=C1 IULKHBFGJTXXCU-NTCAYCPXSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003480 eluent Substances 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- JPJALAQPGMAKDF-UHFFFAOYSA-N selenium dioxide Chemical compound O=[Se]=O JPJALAQPGMAKDF-UHFFFAOYSA-N 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000010898 silica gel chromatography Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- YODDEHYDMMDDCV-UHFFFAOYSA-N (3,7-dimethyl-8-oxoocta-2,6-dienyl) acetate Chemical compound CC(=O)OCC=C(C)CCC=C(C)C=O YODDEHYDMMDDCV-UHFFFAOYSA-N 0.000 description 1
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- XVMSFILGAMDHEY-UHFFFAOYSA-N 6-(4-aminophenyl)sulfonylpyridin-3-amine Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=N1 XVMSFILGAMDHEY-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005792 Geraniol Substances 0.000 description 1
- GLZPCOQZEFWAFX-YFHOEESVSA-N Geraniol Natural products CC(C)=CCC\C(C)=C/CO GLZPCOQZEFWAFX-YFHOEESVSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical group [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 1
- PHSPJQZRQAJPPF-UHFFFAOYSA-N N-alpha-Methylhistamine Chemical compound CNCCC1=CN=CN1 PHSPJQZRQAJPPF-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 235000002597 Solanum melongena Nutrition 0.000 description 1
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 1
- 239000012346 acetyl chloride Substances 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 230000000397 acetylating effect Effects 0.000 description 1
- 238000006640 acetylation reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000004292 cyclic ethers Chemical class 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000434 field desorption mass spectrometry Methods 0.000 description 1
- 229940113087 geraniol Drugs 0.000 description 1
- 150000004795 grignard reagents Chemical class 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000002641 lithium Chemical group 0.000 description 1
- QUXHCILOWRXCEO-UHFFFAOYSA-M magnesium;butane;chloride Chemical compound [Mg+2].[Cl-].CCC[CH2-] QUXHCILOWRXCEO-UHFFFAOYSA-M 0.000 description 1
- NXPHGHWWQRMDIA-UHFFFAOYSA-M magnesium;carbanide;bromide Chemical compound [CH3-].[Mg+2].[Br-] NXPHGHWWQRMDIA-UHFFFAOYSA-M 0.000 description 1
- FRIJBUGBVQZNTB-UHFFFAOYSA-M magnesium;ethane;bromide Chemical compound [Mg+2].[Br-].[CH2-]C FRIJBUGBVQZNTB-UHFFFAOYSA-M 0.000 description 1
- YCCXQARVHOPWFJ-UHFFFAOYSA-M magnesium;ethane;chloride Chemical compound [Mg+2].[Cl-].[CH2-]C YCCXQARVHOPWFJ-UHFFFAOYSA-M 0.000 description 1
- IUYHWZFSGMZEOG-UHFFFAOYSA-M magnesium;propane;chloride Chemical compound [Mg+2].[Cl-].C[CH-]C IUYHWZFSGMZEOG-UHFFFAOYSA-M 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- DVSDBMFJEQPWNO-UHFFFAOYSA-N methyllithium Chemical compound C[Li] DVSDBMFJEQPWNO-UHFFFAOYSA-N 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- XONPDZSGENTBNJ-UHFFFAOYSA-N molecular hydrogen;sodium Chemical compound [Na].[H][H] XONPDZSGENTBNJ-UHFFFAOYSA-N 0.000 description 1
- 125000006606 n-butoxy group Chemical group 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
- 238000005580 one pot reaction Methods 0.000 description 1
- 150000002900 organolithium compounds Chemical class 0.000 description 1
- 150000002901 organomagnesium compounds Chemical class 0.000 description 1
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- RPDAUEIUDPHABB-UHFFFAOYSA-N potassium ethoxide Chemical compound [K+].CC[O-] RPDAUEIUDPHABB-UHFFFAOYSA-N 0.000 description 1
- BDAWXSQJJCIFIK-UHFFFAOYSA-N potassium methoxide Chemical compound [K+].[O-]C BDAWXSQJJCIFIK-UHFFFAOYSA-N 0.000 description 1
- MKNZKCSKEUHUPM-UHFFFAOYSA-N potassium;butan-1-ol Chemical compound [K+].CCCCO MKNZKCSKEUHUPM-UHFFFAOYSA-N 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- CHLCPTJLUJHDBO-UHFFFAOYSA-M sodium;benzenesulfinate Chemical compound [Na+].[O-]S(=O)C1=CC=CC=C1 CHLCPTJLUJHDBO-UHFFFAOYSA-M 0.000 description 1
- HFRXJVQOXRXOPP-UHFFFAOYSA-N thionyl bromide Chemical compound BrS(Br)=O HFRXJVQOXRXOPP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/22—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/06—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by singly-bound oxygen atoms
- C07C403/08—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by singly-bound oxygen atoms by hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/06—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by singly-bound oxygen atoms
- C07C403/12—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by singly-bound oxygen atoms by esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
ãç£æ¥äžã®å©çšåéã
æ¬çºæã¯äžè¬åŒïŒïŒ
ïŒåŒäžãR1ã¯çœ®æãããŠããŠãããããšãã«åº
ãè¡šãããR2ã¯äœçŽã¢ã·ã«åºãè¡šãããã¯ã
ãã²ã³ååãè¡šããïŒã§ç€ºãããããã¹ã«ãã³ã®
補é æ¹æ³ã«é¢ããã æ¬çºæã«ãã€ãŠæäŸãããäžè¬åŒïŒïŒã§ç€ºã
ããããã¹ã«ãã³ã¯åŸè¿°ããããã«å»è¬ã飌ææ·»
å ç©ãšããŠäœ¿çšãããŠãããã¿ãã³ïŒ¡åã³ã¢ã»ã
ãŒãããã«ãããŒãã«ä»£è¡šããããã¿ãã³ïŒ¡ã®ã«
ã«ãã³é žãšã¹ãã«åæäžéäœãšããŠæçšã§ããã ãåŸæ¥ã®æè¡ã åŸæ¥ãããã¹ã«ãã³ã¯äŸãã°ç¹éæ62â87559
å·å ¬å ±ã«èšèŒã®ããšãããããã·ã¹ã«ãã³ã«ãã
ã²ã³åå€ãäœçšãããæ¹æ³ã«ãã€ãŠè£œé ãããã
ãšãç¥ãããŠããããŸãåæã®ããããã·ã¹ã«ã
ã³ã¯ç¹éæ62â59å·å ¬å ±ã«èšèŒã®æ¹æ³ã§è£œé ãã
ãããšãç¥ãããŠããã ãçºæã解決ããããšãã課é¡ã æ¬çºæã®ç®çã¯ããã¿ãã³ïŒ¡åã³ã¢ã»ããŒãã
ãã«ãããŒãã«ä»£è¡šããããã¿ãã³ïŒ¡ã®ã«ã«ãã³
é žãšã¹ãã«åæäžéäœãšããŠæçšãªäžè¬åŒïŒïŒ
ã§ç€ºãããããã¹ã«ãã³ãããããŸã§ç¥ãããŠã
ãæ¹æ³ãããããã«å®¹æã«ããããçå·¥çšã§è£œé
ããæ¹æ³ãæäŸããã«ããã ã課é¡ã解決ããããã®æ段ã æ¬çºæã«ããã°ãäžèšã®ç®çã¯ãäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³R2ã¯åèšå®çŸ©ã®ãšããã§ããã
ïŒã¯Liåã¯MgYãè¡šãããã¯ããã²ã³ååã
è¡šããïŒã§ç€ºãããããããã·ã¹ã«ãã³ã®å¡©ã«ã
ãã²ã³åå€ãäœçšãããããšã«ãã€ãŠå®¹æã«éæ
ãããã æ¬çºæã«ããã°ãäžè¬åŒïŒïŒã§ç€ºããããã
ããã·ã¹ã«ãã³ã®å¡©ã¯ãäžè¬åŒïŒïŒ ïŒåŒäžãR1ã¯åèšå®çŸ©ã®ãšããã§ããïŒ ã§ç€ºãããã¹ã«ãã³ãææ©ãªããŠã åã¯ææ©ãã°
ãã·ãŠã è©Šè¬ã§ã¢ããªã³åããã®ã¡ãäžè¬åŒ
ïŒïŒ ïŒåŒäžãR2ã¯åèšå®çŸ©ã®ãšããã§ããïŒã§ç€ºã
ããäžé£œåã¢ã«ããããšåå¿ãããããšã«ãã€ãŠ
容æã«è£œé ããããšãã§ããããã®ããšã¯ãã¿ã
ã³ïŒ¡åã³ã¢ã»ããŒãããã«ãããŒãã«ä»£è¡šããã
ãã¿ãã³ïŒ¡ã®ã«ã«ãã³é žãšã¹ãã«åæäžéäœãšã
ãŠæçšãªäžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³ã
å·¥æ¥çèŠæš¡ã§è£œé ããããã§éèŠãªæå³ãæã€ãŠ
ãããããªãã¡ãåŸæ¥ãã¿ãã³ïŒ¡åã³ã¢ã»ããŒ
ãããã«ãããŒãã«ä»£è¡šããããã¿ãã³ïŒ¡ã®ã«ã«
ãã³é žãšã¹ãã«åæäžéäœãšããŠæçšãªããã¹ã«
ãã³ã¯å ãç¹éæ62â59å·å ¬å ±ã«èšèŒã®æ¹æ³ã«åŸ
ã€ãŠãã€ããããããã·ã¹ã«ãã³ãåæãåé¢ã
ãã®ã¡ã次ãã§ç¹éæ62â87559å·å ¬å ±ã«èšèŒã®
ããšãã«ãåŸãããããããã·ã¹ã«ãã³ã«ããã²
ã³åå€ãäœçšããããšã«ãã€ãŠè£œé ãããŠããã
ããªãã¡ç®çãšããããã¹ã«ãã³ã®è£œé ã«ã¯(1)ã
ãããã·ã¹ã«ãã³ã®åæå·¥çšåã³åé¢ã»ç²Ÿè£œå·¥
çšã(2)ããã¹ã«ãã³ã®åæå·¥çšåã³åé¢ã»ç²Ÿè£œå·¥
çšãã®åã ç¬ç«ããå·¥çšãå¿ èŠã§ãã€ããããã
ãªãããæ¬çºæã§ã¯ãããããã·ã¹ã«ãã³ãçµç±
ãããããããã¯ã³ãããã®åå¿ã§ããã¹ã«ãã³
ãåæããåé¢ã§ããã®ã§ãåŸæ¥æ³ã«æ¯èŒããŠå·¥
çšïŒäœæ¥ïŒãççž®ããŠäžè¬åŒïŒïŒã®ããã¹ã«ã
ã³ã補é ããããšãã§ããã äžèšã®äžè¬åŒã«ãããR1ãR2ãïŒåã³ïŒžã詳
ãã説æãããR1ã¯çœ®æãããŠããŠãããããš
ãã«åºãè¡šãããããã§çœ®æåºãšããŠã¯ã¡ãã«ã
ãšãã«ãïœâãããã«ãïœâãããã«ãïœâãã
ã«ãïœâããã«ãªã©ã®äœçŽã¢ã«ãã«åºïŒå¡©çŽ ãè
çŽ ããšãŠçŽ ãªã©ã®ããã²ã³ååïŒåã³ã¡ããã·ã
ãšããã·ãïœâããããã·ãïœâããããã·ãïœ
âãããã·ãïœâãããã·ãªã©ã®äœçŽã¢ã«ã³ãã·
åºãäŸç€ºãããããŸã眮æåºã¯ãªã«ãäœãã¡ã¿äœ
åã¯ãã©äœã®ãããã®äœçœ®ã«ãã€ãŠããããïŒå
åã¯ïŒå以äžã®è€æ°åã§ãã€ãŠããããR2ã¯ã
ã«ãã«ãã¢ã»ãã«ãããããªãã«ãªã©ã®äœçŽã¢ã·
ã«åºãè¡šãããïŒã¯ãªããŠã åååã¯MgYãè¡š
ãããMgã¯ãã°ãã·ãŠã ååã§ãããã¯å¡©
çŽ ãèçŽ åã¯ãšãŠçŽ ååã§ãããã¯å¡©çŽ ãè
çŽ ããšãŠçŽ ãªã©ã®ããã²ã³ååã§ããã äžè¬åŒïŒïŒã§ç€ºãããããããã·ã¹ã«ãã³ã®
Liåã¯Mgå¡©ã«ããã²ã³åå€ãäœçšãããããšã«
ãããäžè¬åŒïŒïŒã®ããã¹ã«ãã³ã補é ããã
ãšãã§ãããããã²ã³åå€ãšããŠã¯ãäŸãã°ãå¡©
åããªãã«ãèåããªãã«ãäžå¡©åãªã³ãäžèå
ãªã³ãªã©ã䜿çšããããããã²ã³åå€ã®äœ¿çšéã¯
äžè¬åŒïŒïŒã§ç€ºãããããããã·ã¹ã«ãã³ã®Li
åã¯Mgå¡©ã«å¯ŸããŠçŽïŒãïŒåœéã奜ãŸãããã
ã®åå¿ã¯å¥œé©ã«ã¯ææ©æº¶åªäžã§ç¬¬ïŒçŽã¢ãã³ã®å
åšäžã«è¡ããããææ©æº¶åªãšããŠã¯ãäŸãã°ããž
ãšãã«ãšãŒãã«ããžâïœâãããã«ãšãŒãã«ããž
âïœâããã«ãšãŒãã«ãããã©ãã€ãããã©ã³ãª
ã©ã®éç¶åã³ç°ç¶ãšãŒãã«é¡ïŒåã³ãããã®ãšãŒ
ãã«é¡ãšãã³ãŒã³ããã«ãšã³ããã·ã¬ã³ããããµ
ã³ãããã¿ã³ãªã©ã®è³éŠæåã³èèªæçåæ°ŽçŽ é¡
ã®æ··å溶åªã奜ãŸãã䜿çšãããã ææ©æº¶åªã®äœ¿çšéã¯äžè¬åŒïŒïŒã§ç€ºãããã
ãããã·ã¹ã«ãã³ã®Liåã¯Mgå¡©ã®æ¿åºŠãçŽ0.1ã
ïŒã¢ã«ïŒãšãªãçšåºŠã®éã§ããããšã奜ãŸã
ãã第ïŒçŽã¢ãã³ãšããŠã¯ãäŸãã°ãããªãžã³ã
ããªãšãã«ã¢ãã³ãªã©ãæå©ã«äœ¿çšãããããã
ãã®ç¬¬ïŒçŽã¢ãã³ã¯äžè¬åŒïŒïŒã§ç€ºããããã
ããã·ã¹ã«ãã³ã®Liåã¯Mgå¡©ã«å¯ŸããŠ0.01ã50
åœéçšããããšã奜ãŸããããããã«éå°éãçš
ããããšã«ãã€ãŠè©²ç¬¬ïŒçŽã¢ãã³ã«ææ©æº¶åªãšã
ãŠã®åœ¹å²ãå Œããããããšãã§ãããåå¿ã¯çŽâ
30âã30âã®æž©åºŠç¯å²å ã§è¡ãªãã®ã奜ãŸããã 次ã«äžè¬åŒïŒïŒã®ã¹ã«ãã³ãåæãšããŠãæ
æ©ãªããŠã åã¯ææ©ãã°ãã·ãŠã è©Šè¬ã§ã¢ããªã³
åã®ã®ã¡ãäžè¬åŒïŒïŒã®äžé£œåã¢ã«ããããšã®
åå¿ã§äžè¬åŒïŒïŒã®ããããã·ã¹ã«ãã³ã®Liå
ã¯Mgå¡©ã補é ããæ¹æ³ã説æãããäžè¬åŒ
ïŒïŒã®ã¹ã«ãã³ã®âSO2R1åºã®Î±âäœã«ã¢ããª
ã³ãçºçãããææ©ãªããŠã è©Šè¬ãšããŠã¡ãã«ãª
ããŠã ãïœâããã«ãªããŠã ãªã©ã®ã¢ã«ãã«ãªã
ãŠã ããããããããŸãææ©ãã°ãã·ãŠã è©Šè¬ãš
ããŠã¡ãã«ãã°ãã·ãŠã ã¯ããªãããšãã«ãã°ã
ã·ãŠã ã¯ããªããã¡ãã«ãã°ãã·ãŠã ããããã
ãšãã«ãã°ãã·ãŠã ãããããïœâãããã«ãã°
ãã·ãŠã ã¯ããªããïœâããã«ãã°ãã·ãŠã ã¯ã
ãªããªã©ã®ãããããã°ãªãã€ãŒã«è©Šè¬ãããã
ããã ææ©ãªããŠã åã¯ææ©ãã°ãã·ãŠã è©Šè¬ã®äœ¿çš
éã¯äžè¬åŒïŒïŒã§ç€ºãããã¹ã«ãã³ã«å¯ŸããŠ
0.5ãïŒã¢ã«åœéã§ããã åå¿ã¯éåžžçŽâ100âã100âã®æž©åºŠç¯å²å ã§è¡
ãªããããŸãããªãŠã ãçªçŽ ãã¢ã«ãŽã³ãªã©ã®äž
掻æ§ã¬ã¹é°å²æ°äžã§è¡ãªãã®ãæå©ã§ãããåå¿
æéã¯æ¡çšããã¢ããªã³åå€ã溶åªãåå¿æž©åºŠãª
ã©ã«ãã€ãŠå€åããããäŸãã°ã¢ããªã³åå€ãšã
ãŠïœâããã«ãªããŠã ã䜿çšããããã©ãã€ãã
ãã©ã³æº¶åªäžã§çŽâ78âãâ50âã®æž©åºŠã§åå¿ã
è¡ãªãå Žåã«ã¯çŽïŒæéã§ããã ãŸãã¡ãã«ãã°ãã·ãŠã ã¯ããªãã䜿çšããã
ãã©ãã€ãããã©ã³æº¶åªäžã§çŽ30ã40âã®æž©åºŠã§
åå¿ãè¡ãªãå Žåã«ã¯çŽïŒæéã§ããããªãäžè¬
åŒïŒïŒã®ã¹ã«ãã³ãšææ©ãªããŠã åã¯ææ©ãã°
ãã·ãŠã è©Šè¬ãšã®åå¿ã§ã¯ãäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³ïŒã¯åèšå®çŸ©ã®ãšããã§ããïŒ ã§ç€ºãããææ©ãªããŠã åã¯ææ©ãã°ãã·ãŠã å
åç©ãäžè¬åŒïŒïŒã®äžé£œåã¢ã«ããããšã®åå¿
ã«å ç«ã€ãŠè£œé ããããããã®ãã®ã¯ãåå¿ç³»ã§
åé¢ãããããšãªãããã®ãŸãŸäžè¬åŒïŒïŒã®äž
飜åã¢ã«ããããšã®åå¿ã«æäŸããããšãã§ã
ãã äžè¬åŒïŒïŒã®ææ©ãªããŠã åã¯ææ©ãã°ãã·
ãŠã ååç©ãšäžè¬åŒïŒïŒã®äžé£œåã¢ã«ããããš
ã®åå¿ã¯éåžžçŽâ100âã50âã®æž©åºŠç¯å²ã§è¡ãª
ããããŸãããªãŠã ãçªçŽ ãã¢ã«ãŽã³ãªã©ã®äžæŽ»
æ§ã¬ã¹é°å²æ°äžã§è¡ãªãã®ãæå©ã§ãããåå¿ã¯
ãããã®å ŽåãããããŠæ©ãé²è¡ããåå¿æéã¯
ïŒæéã§ååã§ããããããæ¹æ³ã«ããäžè¬åŒ
ïŒïŒã®ããããã·ã¹ã«ãã³ã®Liåã¯Mgå¡©ã補
é ããããšãã§ããã²ãç¶ããŠåèšã®æ¹æ³ã§å¯Ÿå¿
ããäžè¬åŒïŒïŒã®ããã¹ã«ãã³ã補é ããããš
ãã§ããã äžèšã®åå¿ã«ããåŸãããäžè¬åŒïŒïŒã®ãã
ã¹ã«ãã³ã®åé¢ã¯ãéåžžã®æ¹æ³ã«ããè¡ãªãããš
ãã§ãããäŸãã°ãåå¿æ··åç©ãæ°Žã飜åçé žæ°Ž
çŽ ãããªãŠã 氎溶液ãåžç¡«é žãªã©ã«æ³šãã ã®ã¡ã
ãã³ãŒã³ãå¡©åã¡ãã¬ã³ããžãšãã«ãšãŒãã«ãé ¢
é žãšãã«ãªã©ã§æœåºããæœåºæ¶²ãæ°ŽæŽããŠç¡æ°Žç¡«
é žãããªãŠã ã§ä¹Ÿç¥ããã次ãã§ãæœåºæ¶²ããäœ
沞ç¹ç©ãæžå§äžã«çå»ãããã®æ®æž£ãã·ãªã«ã²ã«
ã«ã©ã ã¯ãããã°ã©ãã€ãŒã«ä»ããããšã«ããäž
è¬åŒïŒïŒã®ããã¹ã«ãã³ãåé¢ããããšãã§ã
ãã äžè¬åŒïŒïŒã§ç€ºãããååç©ã¯å®äŸ¡ãªå·¥æ¥å
æã§ãããªãããŒã«ãã奜åçã§ãã€å®¹æã«è£œé
ããããšãã§ãããäŸãã°ãäžè¬åŒïŒïŒã«ãã
ãŠR1ãããšãã«åºã§ããååç©ã¯æ¬¡ã®æ¹æ³ã«ã
ã補é ãããã ããªãã¡ããªãããŒã«ã«å¡©åããªãã«ãäœçšã
ããããšã«ããã²ã©ãã«ã¯ãã©ã€ãåŸã該ã²ã©ã
ã«ã¯ãã©ã€ããšãã³ãŒã³ã¹ã«ãã€ã³é žãããªãŠã
ãšãåå¿ãããããšã«ããã²ã©ãã«ããšãã«ã¹ã«
ãã³ãåŸããã²ã©ãã«ããšãã«ã¹ã«ãã³ãé žè§Š
åªãäŸãã°ç¡«é žãšé ¢é žãšã®æ··åé žã®ååšäžã«éç°
åå¿ãããããšã«ããβâã·ã¯ãã²ã©ãã«ããšã
ã«ã¹ã«ãã³ãåŸãããªããéç°åå¿ã®éã«Î²âã·
ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ã®ç°æ§äœã§ããα
âã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ãå¯çããã
ãšãããããäž¡è ã®çææ··åç©ããããµã³ãªã©ã®
溶åªäžã§æ¶æããããšã«ããé«çŽåºŠã®Î²âã·ã¯ã
ã²ã©ãã«ããšãã«ã¹ã«ãã³ãåŸãããšãã§ããã
ãŸããαâã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ã¯ã
ããäžèšã®éç°åå¿ç³»ã«ãã©ãããšã«ããç®çãš
ããβâã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ã«å€æ
ãããããªãããŒã«ããã®Î²âã·ã¯ãã²ã©ãã«ã
ãšãã«ã¹ã«ãã³ã®åèšåçã¯éåžžçŽ80ïŒ ã§ããã ãŸããäžè¬åŒïŒïŒã§ç€ºãããååç©ã¯ã²ã©ã
ãªãŒã«ã®äœçŽã«ã«ãã³é žãšã¹ãã«ã«äŸãã°ãäºé ž
åã»ã¬ã³ãäœçšãããããšã«ãã容æã«è£œé ãã
ããTetrahedron Lettersã281ïŒ1973ïŒåç §ãã äžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³ã¯ãäŸã
ã°æ¬¡ã®æ¹æ³ã«ãã奜åçã§ãã€å®¹æã«ãã¿ãã³
ãããã«ã¯ãã¿ãã³ïŒ¡ã¢ã»ããŒãã«èªå°ã§ã
ãã ïŒäžèšåŒäžãR1ãR2åã³ïŒžã¯åèšå®çŸ©ã®ãšãã
ã§ãããïŒ ããªãã¡ãäžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ã
ã³ãå¡©åºã§åŠçããããšã«ãããã¿ãã³ïŒ¡ãåŸã
ãããå¡©åºãšããŠã¯ãäŸãã°ãã«ãªãŠã ã¡ããã·
ããã«ãªãŠã ãšããã·ããã«ãªãŠã ïœâãããã·
ããªã©ã®ã«ãªãŠã ã¢ã«ã³ãã·ããæ°Žé žåã«ãªãŠã
ãªã©ã䜿çšããããå¡©åºã®äœ¿çšéã¯äžè¬åŒïŒïŒ
ã§ç€ºãããããã¹ã«ãã³ïŒã¢ã«ã«å¯ŸããŠçŽïŒã20
ã¢ã«ã®éã奜ãŸããããã®åå¿ã¯ææ©æº¶åªäžã§è¡
ãªãã®ã奜ãŸãããææ©æº¶åªãšããŠã¯ãããµã³ã
ã·ã¯ããããµã³ããã³ãŒã³ããã«ãšã³ãªã©ã®çå
æ°ŽçŽ é¡ãªã©ã䜿çšããããææ©æº¶åªã®äœ¿çšéã¯äž
è¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³ã®æ¿åºŠãçŽ
0.05ãïŒã¢ã«ïŒãšãªãçšåºŠã®éã§ããããšã奜
ãŸãããåå¿ã¯çŽ10ã120âã®æž©åºŠç¯å²å ã§è¡ãª
ãã®ã奜é©ã§ãããåå¿çµäºåŸãåå¿æ··åç©ãã
å¿ èŠã«å¿ããŠæ²æŸ±ç©ãæ¿Ÿå¥ããã®ã¡ã該åå¿æ··å
ç©ã«æ°Žã飜åå¡©åã¢ã³ã¢ããŠã 溶液ãªã©ãå ãã
ææ©å±€ãåé¢ãããåŸãããææ©å±€ãåçµæ¶ãã«
ã©ã ã¯ãããã°ã©ãã€ãŒãªã©ã®ç²Ÿè£œæ段ã«ä»ãã
ããšã«ãããã¿ãã³ïŒ¡ãåŸãããšãã§ããã ãŸãäžè¬åŒïŒïŒã®ããã¹ã«ãã³ãå æ°Žå解ã
ãããšã«ããäžè¬åŒïŒïŒâïŒã®ããã¹ã«ãã³ã
補é ããããšãã§ãããã®ãã®ãäžè¬åŒïŒïŒã®
ããã¹ã«ãã³ãšåæ§ãªæ¡ä»¶äžã§ãã¿ãã³ïŒ¡ã«å€æ
ã§ããã ïŒåŒäžãR1åã³ïŒžã¯åèšå®çŸ©ã®ãšããã§ããïŒ ãã®å æ°Žå解åå¿ã¯ãäžè¬åŒïŒïŒã®ããã¹ã«
ãã³ã«ã¢ã«ã«ãªéå±ã®æ°Žé žåç©åã¯çé žå¡©ãäœçš
ãããããšã«ããè¡ãªãããšãã§ãããã¢ã«ã«ãª
éå±ã®æ°Žé žåç©åã¯çé žå¡©ãšããŠã¯ãäŸãã°ãæ°Ž
é žåã«ãªãŠã ãæ°Žé žåãããªãŠã ãæ°Žé žåãªããŠ
ã ãçé žã«ãªãŠã ãªã©ã䜿çšããããã¢ã«ã«ãªé
å±ã®æ°Žé žåç©ã¯çé žå¡©ã®äœ¿çšéã¯äžè¬åŒïŒïŒã®
ã¹ã«ãã³ã«å¯ŸããŠçŽïŒãïŒåœéã奜é©ã§ãããã
ã®åå¿ã¯æº¶åªäžã§è¡ãªãã®ã奜ãŸããã溶åªãšã
ãŠã¯ã¡ã¿ããŒã«ããšã¿ããŒã«ãªã©ã®ã¢ã«ã³ãŒã«
é¡ãåã¯ãããã®ã¢ã«ã³ãŒã«é¡ãšæ°Žåã³ïŒåã¯ã
ã³ãŒã³ããã«ãšã³ãªã©ã®çåæ°ŽçŽ é¡ãšã®æ··åç©ãª
ã©ã䜿çšãããã溶åªã®äœ¿çšéã¯äžè¬åŒïŒïŒã®
ããã¹ã«ãã³ã®æ¿åºŠãçŽ0.1ã10ã¢ã«ïŒãšãªã
çšåºŠã®éã§ããããšã奜ãŸãããåå¿ã¯çŽâ10â
ã50âã®æž©åºŠç¯å²å ã§è¡ãªãã®ãé©åœã§ããã äžèšã®åå¿ã«ããåŸãããäžè¬åŒïŒïŒâïŒã®
ããã¹ã«ãã³ã®åé¢ã¯ãéåžžã®æ¹æ³ã«ããè¡ãªã
ããšãã§ãããäŸãã°ãåå¿æ··åç©ã«é£œåå¡©åã¢
ã³ã¢ããŠã 氎溶液ãåžå¡©é žãåžç¡«é žãªã©ãå ããŠ
æ®åããã¢ã«ã«ãªéå±ã®æ°Žé žåç©åã¯çé žå¡©ãäž
åããå¿ èŠã«å¿ããŠæº¶åªãšããŠçšããã¢ã«ã³ãŒã«
é¡ãçå»ãããã®æ®æž£ã«æ°Žãå ããã®ã¡ããã³ãŒ
ã³ãå¡©åã¡ãã¬ã³ããžãšãã«ãšãŒãã«ãé ¢é žãšã
ã«ãªã©ã§æœåºããæœåºæ¶²ãæ°ŽæŽããŠç¡æ°Žç¡«é žãã
ãªãŠã ã§ä¹Ÿç¥ããã次ãã§ãæœåºæ¶²ããäœæ²žç¹ç©
ãæžå§äžã«çå»ãããã®æ®æž£ãã·ãªã«ã²ã«ã«ã©ã
ã¯ãããã°ã©ãã€ãŒã«ä»ããããšã«ããäžè¬åŒ
ïŒïŒâïŒã®ããã¹ã«ãã³ãåé¢ããããšãã§ã
ãã ãã®ããã«ããŠåŸããããã¿ãã³ïŒ¡ãéåžžã®æ¹
æ³ã«ããã¢ã»ãã«åããããšã«ãããã¿ãã³ïŒ¡ã¢
ã»ããŒãã«èªå°ããããšãã§ããããã®ã¢ã»ãã«
ååå¿ã¯äžèšã®ãã¿ãã³ïŒ¡ã®çæåå¿ã«ãã€ãŠåŸ
ãããåå¿æ··åç©ããåé¢ããããã¿ãã³ïŒ¡ãå«
æããææ©å±€åã¯è©²ææ©å±€ããåé¢ç²Ÿè£œãããã
ã¿ãã³ïŒ¡ã«å¥œé©ã«ã¯ææ©æº¶åªäžã§ç¬¬ïŒçŽã¢ãã³ã®
ååšäžã«ã¢ã»ãã«åå€ãäœçšãããããšã«ããè¡
ãªããããã¢ã»ãã«åå€ãšããŠã¯ãäŸãã°ãç¡æ°Ž
é ¢é žãå¡©åã¢ã»ãã«ãªã©ã䜿çšããããã¢ã»ãã«
åå€ã®äœ¿çšéã¯ãã¿ãã³ïŒ¡ã«å¯ŸããŠçŽïŒã10åœé
ã奜ãŸãããææ©æº¶åªãšããŠã¯ãäŸãã°ããã³ãŒ
ã³ããã«ãšã³ãªã©ã®çåæ°ŽçŽ é¡ïŒå¡©åã¡ãã¬ã³ã
ïŒïŒïŒâãžã¯ãã«ãšã¿ã³ãªã©ã®ããã²ã³åçåæ°Ž
çŽ é¡ïŒãžãšãã«ãšãŒãã«ããžã€ãœãããã«ãšãŒã
ã«ãªã©ã®ãšãŒãã«é¡ïŒé ¢é žãšãã«ãé ¢é žããã«ãª
ã©ã®ãšã¹ãã«é¡ãªã©ã䜿çšããããããã®ææ©æº¶
åªã¯ãã¿ãã³ïŒ¡ã®æ¿åºŠã0.1ãïŒã¢ã«ïŒãšãªã
çšåºŠã®éã䜿çšããããšã奜ãŸããã第ïŒçŽã¢ã
ã³ãšããŠã¯ãäŸãã°ãããªãšãã«ã¢ãã³ãããªãž
ã³ãªã©ã䜿çšãããããããã®ç¬¬ïŒçŽã¢ãã³ã¯ã
ã¿ãã³ïŒ¡ã«å¯ŸããŠçŽïŒã10åœéçšããããšã奜ãŸ
ããããããã«éå°éãçšããããšã«ãã€ãŠè©²ç¬¬
ïŒçŽã¢ãã³ã«ææ©æº¶åªãšããŠã®åœ¹å²ãå Œãããã
ããšãã§ãããåå¿ã¯çŽâ10âã30âã®æž©åºŠç¯å²
ã§è¡ãªãã®ã奜é©ã§ãããåå¿çµäºåŸãåå¿æ··å
ç©ããå¿ èŠã«å¿ããŠæ²æŸ±ç©ãæ¿Ÿå¥ããã®ã¡ã該å
å¿æ··åç©ã«æ°ç¡«é žãæ°Žã飜åçé žæ°ŽçŽ ãããªãŠã
氎溶液ãªãå ããææ©å±€ãåé¢ãããåŸãããæ
æ©å±€ãåçµæ¶ãã«ã©ã ã¯ãããã°ã©ãã€ãŒãªã©ã®
粟補æ段ã«ä»ããããšã«ãããã¿ãã³ïŒ¡ã¢ã»ããŒ
ããåŸãããšãã§ããã ãå®æœäŸã 以äžãå®æœäŸã«ããæ¬çºæã説æããããæ¬çº
æã¯ãããã®å®æœäŸã«ããéå®ããããã®ã§ã¯ãª
ãã å®æœäŸ ïŒ 50ml容ãªã圢ãã©ã¹ã³ã«ïŒâã¢ã»ããã·âïŒâ
ããããã·âïŒïŒïŒâãžã¡ãã«âïŒâïŒïŒïŒïŒïŒ
ïŒâããªã¡ãã«âïŒâã·ã¯ãããã»ã³âïŒâã€
ã«ïŒâïŒâããšãã«ã¹ã«ããã«âïŒïŒïŒâãããž
ãšã³ã®ãã°ãã·ãŠã ã¯ããªãå¡©(1)ã2.12ïœïŒ3.87ïœ
molïŒããã«ãšã³15mlãããã©ãã€ãããã©ã³2.3
mlåã³ããªãžã³0.61ïœãå ¥ããâ30âã«å·åŽããª
ããå¡©åããªãã«0.63ïœãæ·»å ãããã®æž©åºŠã§15
åéæ¹æããã®ã¡ã次ãã§â10âãïŒâã§30åé
æ¹æãããåå¿æ··åç©ã50mlã®æ°Žã«æ³šãããã«ãš
ã³50mlã§ææ©å±€ãæœåºãããæ°Žå±€ã¯å床ãã«ãšã³
50mlã§æœåºããããããã®ææ©å±€ãåãã飜åç
é žãããªãŠã 氎溶液ã飜åå¡©åãããªãŠã 氎溶液
ã§é 次æŽæµããç¡æ°Žç¡«é žãã°ãã·ãŠã ã§ä¹Ÿç¥ã
ããææ©å±€ãã溶åªãçå»ãããã®æ®æž£ãã·ãªã«
ã²ã«ãçšããã«ã©ã ã¯ãããã°ã©ãã€ãŒïŒæº¶åº
液ïŒãããµã³ãšé ¢é žãšãã«ãšã®å®¹éæ¯ïŒå¯ŸïŒã®æ··
å液ïŒã«ãã粟補ããçœè²ã¯ãã¯ã¹ç¶ç©1.85ïœã
åŸãããã®ãã®ã¯äžèšã«ç€ºãæ©åšåæããŒã¿ã«ã
ããïŒâã¢ã»ããã·âïŒâã¯ããâïŒïŒïŒâãžã¡
ãã«âïŒâïŒïŒïŒïŒïŒïŒâããªã¡ãã«âïŒâã·ã¯
ãããã»ã³âïŒâã€ã«ïŒâïŒâããšãã«ã¹ã«ãã
ã«âïŒïŒïŒâãããžãšã³ã§ããããšã確èªããã
åç94ïŒ ã NMRÎŽCDCl3 ïŒCH3ïŒ3SiOSiïŒCH3ïŒ3 ïŒ0.72ã2.05ïŒïœã28HïŒ4.17ã4.57ïŒïœã4HïŒã
5.23ïŒïœã1HïŒã5.88ïŒïœã1HïŒã7.35ã7.91ïŒïœã
5HïŒ IRïŒãã€ã«ã ïŒÎœïŒcm-1ïŒïŒ1745ïŒïŒ£ïŒïŒïŒã1150
ïŒSO2ïŒã685ïŒC6H5ïŒ FDâMS ïœïŒïœ ïŒ506ïŒM+ïŒã507ïŒM+ïŒïŒïŒã
470ïŒM+âHClïŒã365ïŒM+âC6H5SO2ïŒ å®æœäŸ ïŒ çªçŽ ã¬ã¹ã§çœ®æãã200mlã®äžã€å£ãã©ã¹ã³ã«
βâã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³(3)ã5.40ïœ
ïŒ19.4ïœmolïŒåã³ããã©ãã€ãããã©ã³50mlã
å ¥ããã€ãã§ã¡ãã«ãã°ãã·ãŠã ã¯ããªãã®ãã
ã©ãã€ãããã©ã³æº¶æ¶²ïŒ1.1molïŒïŒ16.8ml
ïŒ18.5ïœmolïŒãå æž©30âã40âã§æ»Žäžããã滎
äžçµäºåŸãããã«å æž©30ã40âã§ïŒæéæ¹æã
ãã次ã«å æž©ãâ30ãâ40âãšãªããŸã§å·åŽãã
ãã®æº¶æ¶²ãïŒâã¢ã»ããã·âïŒïŒïŒâãžã¡ãã«â
ïŒïŒïŒâãªã¯ã¿ãžãšã³âïŒâã¢ãŒã«(4)ã3.70ïœ
ïŒ17.6ïœmolïŒã®ãã«ãšã³30mlã®æº¶æ¶²ã«ãå æž©ã
â30âãâ40âã«ç¶æããªãããåŸã ã«æ»Žäžã
ãã滎äžçµäºåŸãå枩床ã«ãŠããã«ïŒæéæ¹æã
ãã åå¿æ··åç©ã®äžã«ããªãžã³3.62ïœïŒ45.8ïœmolïŒ
ãå ããããã«å¡©åããªãã«2.72ïœïŒ22.9ïœmolïŒ
ãå æž©â30ãâ40âã§æ»Žäžããããã«ãã®æž©åºŠã§
30åéæ¹æããã次ã«å æž©ãïŒâãŸã§äžæããã
ïŒâã10âã§30åéæ¹æããã åå¿æ··åç©ã200mlã®æ°Žã«æ³šãããã«ãšã³100ml
ãå ããŠææ©å±€ãæœåºãããäžå±€åŽã¯ããã«ãã«
ãšã³100mlã§æœåºããããããã®ææ©å±€ãåãã
飜åçé žãããªãŠã 氎溶液ã飜åå¡©åãããªãŠã
氎溶液ã§é 次æŽæµããç¡æ°Žç¡«é žãã°ãã·ãŠã ã§ä¹Ÿ
ç¥ãããææ©å±€ãã溶åªãæžå§äžã«çå»ãããã®
æ®æž£ãã·ãªã«ã²ã«ãçšããã«ã©ã ã¯ãããã°ã©ã
ã€ãŒïŒæº¶åºæ¶²ïŒãããµã³ãšé ¢é žãšãã«ãšã®å®¹éæ¯
ïŒå¯ŸïŒã®æ··å液ïŒã«ãã粟補ããçœè²ã®ã¯ãã¯ã¹
ç¶ç©7.55ïœãåŸããïŒâã¢ã»ããã·âïŒïŒïŒâãž
ã¡ãã«âïŒïŒïŒâãªã¯ã¿ãžãšã³âïŒâã¢ãŒã«åºæº
ã®åçã¯84.6ïŒ ã§ãã€ãã å®æœäŸ ïŒãïŒ 50ml容ãªã圢ãã©ã¹ã³ã«ååç©ïŒã 3.87ïœmol
ã®ããã©ãã€ãããã©ã³20ml溶液ããšããâ30â
ãâ40âã«å·åŽããã次ã«ãã®äžã«æå®éã®ãã
ã²ã³åå€ãå ããŠããã®æž©åºŠã§30åããã«ïŒã15
âã§ïŒæéæ¹æãããåå¿æ··åç©ã¯å®æœäŸïŒãšå
æ§ã«åŠçããŠç®çãšããããã¹ã«ãã³ïŒããåé¢ã
ããçµæãè¡šã«ç€ºããã
ãè¡šãããR2ã¯äœçŽã¢ã·ã«åºãè¡šãããã¯ã
ãã²ã³ååãè¡šããïŒã§ç€ºãããããã¹ã«ãã³ã®
補é æ¹æ³ã«é¢ããã æ¬çºæã«ãã€ãŠæäŸãããäžè¬åŒïŒïŒã§ç€ºã
ããããã¹ã«ãã³ã¯åŸè¿°ããããã«å»è¬ã飌ææ·»
å ç©ãšããŠäœ¿çšãããŠãããã¿ãã³ïŒ¡åã³ã¢ã»ã
ãŒãããã«ãããŒãã«ä»£è¡šããããã¿ãã³ïŒ¡ã®ã«
ã«ãã³é žãšã¹ãã«åæäžéäœãšããŠæçšã§ããã ãåŸæ¥ã®æè¡ã åŸæ¥ãããã¹ã«ãã³ã¯äŸãã°ç¹éæ62â87559
å·å ¬å ±ã«èšèŒã®ããšãããããã·ã¹ã«ãã³ã«ãã
ã²ã³åå€ãäœçšãããæ¹æ³ã«ãã€ãŠè£œé ãããã
ãšãç¥ãããŠããããŸãåæã®ããããã·ã¹ã«ã
ã³ã¯ç¹éæ62â59å·å ¬å ±ã«èšèŒã®æ¹æ³ã§è£œé ãã
ãããšãç¥ãããŠããã ãçºæã解決ããããšãã課é¡ã æ¬çºæã®ç®çã¯ããã¿ãã³ïŒ¡åã³ã¢ã»ããŒãã
ãã«ãããŒãã«ä»£è¡šããããã¿ãã³ïŒ¡ã®ã«ã«ãã³
é žãšã¹ãã«åæäžéäœãšããŠæçšãªäžè¬åŒïŒïŒ
ã§ç€ºãããããã¹ã«ãã³ãããããŸã§ç¥ãããŠã
ãæ¹æ³ãããããã«å®¹æã«ããããçå·¥çšã§è£œé
ããæ¹æ³ãæäŸããã«ããã ã課é¡ã解決ããããã®æ段ã æ¬çºæã«ããã°ãäžèšã®ç®çã¯ãäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³R2ã¯åèšå®çŸ©ã®ãšããã§ããã
ïŒã¯Liåã¯MgYãè¡šãããã¯ããã²ã³ååã
è¡šããïŒã§ç€ºãããããããã·ã¹ã«ãã³ã®å¡©ã«ã
ãã²ã³åå€ãäœçšãããããšã«ãã€ãŠå®¹æã«éæ
ãããã æ¬çºæã«ããã°ãäžè¬åŒïŒïŒã§ç€ºããããã
ããã·ã¹ã«ãã³ã®å¡©ã¯ãäžè¬åŒïŒïŒ ïŒåŒäžãR1ã¯åèšå®çŸ©ã®ãšããã§ããïŒ ã§ç€ºãããã¹ã«ãã³ãææ©ãªããŠã åã¯ææ©ãã°
ãã·ãŠã è©Šè¬ã§ã¢ããªã³åããã®ã¡ãäžè¬åŒ
ïŒïŒ ïŒåŒäžãR2ã¯åèšå®çŸ©ã®ãšããã§ããïŒã§ç€ºã
ããäžé£œåã¢ã«ããããšåå¿ãããããšã«ãã€ãŠ
容æã«è£œé ããããšãã§ããããã®ããšã¯ãã¿ã
ã³ïŒ¡åã³ã¢ã»ããŒãããã«ãããŒãã«ä»£è¡šããã
ãã¿ãã³ïŒ¡ã®ã«ã«ãã³é žãšã¹ãã«åæäžéäœãšã
ãŠæçšãªäžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³ã
å·¥æ¥çèŠæš¡ã§è£œé ããããã§éèŠãªæå³ãæã€ãŠ
ãããããªãã¡ãåŸæ¥ãã¿ãã³ïŒ¡åã³ã¢ã»ããŒ
ãããã«ãããŒãã«ä»£è¡šããããã¿ãã³ïŒ¡ã®ã«ã«
ãã³é žãšã¹ãã«åæäžéäœãšããŠæçšãªããã¹ã«
ãã³ã¯å ãç¹éæ62â59å·å ¬å ±ã«èšèŒã®æ¹æ³ã«åŸ
ã€ãŠãã€ããããããã·ã¹ã«ãã³ãåæãåé¢ã
ãã®ã¡ã次ãã§ç¹éæ62â87559å·å ¬å ±ã«èšèŒã®
ããšãã«ãåŸãããããããã·ã¹ã«ãã³ã«ããã²
ã³åå€ãäœçšããããšã«ãã€ãŠè£œé ãããŠããã
ããªãã¡ç®çãšããããã¹ã«ãã³ã®è£œé ã«ã¯(1)ã
ãããã·ã¹ã«ãã³ã®åæå·¥çšåã³åé¢ã»ç²Ÿè£œå·¥
çšã(2)ããã¹ã«ãã³ã®åæå·¥çšåã³åé¢ã»ç²Ÿè£œå·¥
çšãã®åã ç¬ç«ããå·¥çšãå¿ èŠã§ãã€ããããã
ãªãããæ¬çºæã§ã¯ãããããã·ã¹ã«ãã³ãçµç±
ãããããããã¯ã³ãããã®åå¿ã§ããã¹ã«ãã³
ãåæããåé¢ã§ããã®ã§ãåŸæ¥æ³ã«æ¯èŒããŠå·¥
çšïŒäœæ¥ïŒãççž®ããŠäžè¬åŒïŒïŒã®ããã¹ã«ã
ã³ã補é ããããšãã§ããã äžèšã®äžè¬åŒã«ãããR1ãR2ãïŒåã³ïŒžã詳
ãã説æãããR1ã¯çœ®æãããŠããŠãããããš
ãã«åºãè¡šãããããã§çœ®æåºãšããŠã¯ã¡ãã«ã
ãšãã«ãïœâãããã«ãïœâãããã«ãïœâãã
ã«ãïœâããã«ãªã©ã®äœçŽã¢ã«ãã«åºïŒå¡©çŽ ãè
çŽ ããšãŠçŽ ãªã©ã®ããã²ã³ååïŒåã³ã¡ããã·ã
ãšããã·ãïœâããããã·ãïœâããããã·ãïœ
âãããã·ãïœâãããã·ãªã©ã®äœçŽã¢ã«ã³ãã·
åºãäŸç€ºãããããŸã眮æåºã¯ãªã«ãäœãã¡ã¿äœ
åã¯ãã©äœã®ãããã®äœçœ®ã«ãã€ãŠããããïŒå
åã¯ïŒå以äžã®è€æ°åã§ãã€ãŠããããR2ã¯ã
ã«ãã«ãã¢ã»ãã«ãããããªãã«ãªã©ã®äœçŽã¢ã·
ã«åºãè¡šãããïŒã¯ãªããŠã åååã¯MgYãè¡š
ãããMgã¯ãã°ãã·ãŠã ååã§ãããã¯å¡©
çŽ ãèçŽ åã¯ãšãŠçŽ ååã§ãããã¯å¡©çŽ ãè
çŽ ããšãŠçŽ ãªã©ã®ããã²ã³ååã§ããã äžè¬åŒïŒïŒã§ç€ºãããããããã·ã¹ã«ãã³ã®
Liåã¯Mgå¡©ã«ããã²ã³åå€ãäœçšãããããšã«
ãããäžè¬åŒïŒïŒã®ããã¹ã«ãã³ã補é ããã
ãšãã§ãããããã²ã³åå€ãšããŠã¯ãäŸãã°ãå¡©
åããªãã«ãèåããªãã«ãäžå¡©åãªã³ãäžèå
ãªã³ãªã©ã䜿çšããããããã²ã³åå€ã®äœ¿çšéã¯
äžè¬åŒïŒïŒã§ç€ºãããããããã·ã¹ã«ãã³ã®Li
åã¯Mgå¡©ã«å¯ŸããŠçŽïŒãïŒåœéã奜ãŸãããã
ã®åå¿ã¯å¥œé©ã«ã¯ææ©æº¶åªäžã§ç¬¬ïŒçŽã¢ãã³ã®å
åšäžã«è¡ããããææ©æº¶åªãšããŠã¯ãäŸãã°ããž
ãšãã«ãšãŒãã«ããžâïœâãããã«ãšãŒãã«ããž
âïœâããã«ãšãŒãã«ãããã©ãã€ãããã©ã³ãª
ã©ã®éç¶åã³ç°ç¶ãšãŒãã«é¡ïŒåã³ãããã®ãšãŒ
ãã«é¡ãšãã³ãŒã³ããã«ãšã³ããã·ã¬ã³ããããµ
ã³ãããã¿ã³ãªã©ã®è³éŠæåã³èèªæçåæ°ŽçŽ é¡
ã®æ··å溶åªã奜ãŸãã䜿çšãããã ææ©æº¶åªã®äœ¿çšéã¯äžè¬åŒïŒïŒã§ç€ºãããã
ãããã·ã¹ã«ãã³ã®Liåã¯Mgå¡©ã®æ¿åºŠãçŽ0.1ã
ïŒã¢ã«ïŒãšãªãçšåºŠã®éã§ããããšã奜ãŸã
ãã第ïŒçŽã¢ãã³ãšããŠã¯ãäŸãã°ãããªãžã³ã
ããªãšãã«ã¢ãã³ãªã©ãæå©ã«äœ¿çšãããããã
ãã®ç¬¬ïŒçŽã¢ãã³ã¯äžè¬åŒïŒïŒã§ç€ºããããã
ããã·ã¹ã«ãã³ã®Liåã¯Mgå¡©ã«å¯ŸããŠ0.01ã50
åœéçšããããšã奜ãŸããããããã«éå°éãçš
ããããšã«ãã€ãŠè©²ç¬¬ïŒçŽã¢ãã³ã«ææ©æº¶åªãšã
ãŠã®åœ¹å²ãå Œããããããšãã§ãããåå¿ã¯çŽâ
30âã30âã®æž©åºŠç¯å²å ã§è¡ãªãã®ã奜ãŸããã 次ã«äžè¬åŒïŒïŒã®ã¹ã«ãã³ãåæãšããŠãæ
æ©ãªããŠã åã¯ææ©ãã°ãã·ãŠã è©Šè¬ã§ã¢ããªã³
åã®ã®ã¡ãäžè¬åŒïŒïŒã®äžé£œåã¢ã«ããããšã®
åå¿ã§äžè¬åŒïŒïŒã®ããããã·ã¹ã«ãã³ã®Liå
ã¯Mgå¡©ã補é ããæ¹æ³ã説æãããäžè¬åŒ
ïŒïŒã®ã¹ã«ãã³ã®âSO2R1åºã®Î±âäœã«ã¢ããª
ã³ãçºçãããææ©ãªããŠã è©Šè¬ãšããŠã¡ãã«ãª
ããŠã ãïœâããã«ãªããŠã ãªã©ã®ã¢ã«ãã«ãªã
ãŠã ããããããããŸãææ©ãã°ãã·ãŠã è©Šè¬ãš
ããŠã¡ãã«ãã°ãã·ãŠã ã¯ããªãããšãã«ãã°ã
ã·ãŠã ã¯ããªããã¡ãã«ãã°ãã·ãŠã ããããã
ãšãã«ãã°ãã·ãŠã ãããããïœâãããã«ãã°
ãã·ãŠã ã¯ããªããïœâããã«ãã°ãã·ãŠã ã¯ã
ãªããªã©ã®ãããããã°ãªãã€ãŒã«è©Šè¬ãããã
ããã ææ©ãªããŠã åã¯ææ©ãã°ãã·ãŠã è©Šè¬ã®äœ¿çš
éã¯äžè¬åŒïŒïŒã§ç€ºãããã¹ã«ãã³ã«å¯ŸããŠ
0.5ãïŒã¢ã«åœéã§ããã åå¿ã¯éåžžçŽâ100âã100âã®æž©åºŠç¯å²å ã§è¡
ãªããããŸãããªãŠã ãçªçŽ ãã¢ã«ãŽã³ãªã©ã®äž
掻æ§ã¬ã¹é°å²æ°äžã§è¡ãªãã®ãæå©ã§ãããåå¿
æéã¯æ¡çšããã¢ããªã³åå€ã溶åªãåå¿æž©åºŠãª
ã©ã«ãã€ãŠå€åããããäŸãã°ã¢ããªã³åå€ãšã
ãŠïœâããã«ãªããŠã ã䜿çšããããã©ãã€ãã
ãã©ã³æº¶åªäžã§çŽâ78âãâ50âã®æž©åºŠã§åå¿ã
è¡ãªãå Žåã«ã¯çŽïŒæéã§ããã ãŸãã¡ãã«ãã°ãã·ãŠã ã¯ããªãã䜿çšããã
ãã©ãã€ãããã©ã³æº¶åªäžã§çŽ30ã40âã®æž©åºŠã§
åå¿ãè¡ãªãå Žåã«ã¯çŽïŒæéã§ããããªãäžè¬
åŒïŒïŒã®ã¹ã«ãã³ãšææ©ãªããŠã åã¯ææ©ãã°
ãã·ãŠã è©Šè¬ãšã®åå¿ã§ã¯ãäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³ïŒã¯åèšå®çŸ©ã®ãšããã§ããïŒ ã§ç€ºãããææ©ãªããŠã åã¯ææ©ãã°ãã·ãŠã å
åç©ãäžè¬åŒïŒïŒã®äžé£œåã¢ã«ããããšã®åå¿
ã«å ç«ã€ãŠè£œé ããããããã®ãã®ã¯ãåå¿ç³»ã§
åé¢ãããããšãªãããã®ãŸãŸäžè¬åŒïŒïŒã®äž
飜åã¢ã«ããããšã®åå¿ã«æäŸããããšãã§ã
ãã äžè¬åŒïŒïŒã®ææ©ãªããŠã åã¯ææ©ãã°ãã·
ãŠã ååç©ãšäžè¬åŒïŒïŒã®äžé£œåã¢ã«ããããš
ã®åå¿ã¯éåžžçŽâ100âã50âã®æž©åºŠç¯å²ã§è¡ãª
ããããŸãããªãŠã ãçªçŽ ãã¢ã«ãŽã³ãªã©ã®äžæŽ»
æ§ã¬ã¹é°å²æ°äžã§è¡ãªãã®ãæå©ã§ãããåå¿ã¯
ãããã®å ŽåãããããŠæ©ãé²è¡ããåå¿æéã¯
ïŒæéã§ååã§ããããããæ¹æ³ã«ããäžè¬åŒ
ïŒïŒã®ããããã·ã¹ã«ãã³ã®Liåã¯Mgå¡©ã補
é ããããšãã§ããã²ãç¶ããŠåèšã®æ¹æ³ã§å¯Ÿå¿
ããäžè¬åŒïŒïŒã®ããã¹ã«ãã³ã補é ããããš
ãã§ããã äžèšã®åå¿ã«ããåŸãããäžè¬åŒïŒïŒã®ãã
ã¹ã«ãã³ã®åé¢ã¯ãéåžžã®æ¹æ³ã«ããè¡ãªãããš
ãã§ãããäŸãã°ãåå¿æ··åç©ãæ°Žã飜åçé žæ°Ž
çŽ ãããªãŠã 氎溶液ãåžç¡«é žãªã©ã«æ³šãã ã®ã¡ã
ãã³ãŒã³ãå¡©åã¡ãã¬ã³ããžãšãã«ãšãŒãã«ãé ¢
é žãšãã«ãªã©ã§æœåºããæœåºæ¶²ãæ°ŽæŽããŠç¡æ°Žç¡«
é žãããªãŠã ã§ä¹Ÿç¥ããã次ãã§ãæœåºæ¶²ããäœ
沞ç¹ç©ãæžå§äžã«çå»ãããã®æ®æž£ãã·ãªã«ã²ã«
ã«ã©ã ã¯ãããã°ã©ãã€ãŒã«ä»ããããšã«ããäž
è¬åŒïŒïŒã®ããã¹ã«ãã³ãåé¢ããããšãã§ã
ãã äžè¬åŒïŒïŒã§ç€ºãããååç©ã¯å®äŸ¡ãªå·¥æ¥å
æã§ãããªãããŒã«ãã奜åçã§ãã€å®¹æã«è£œé
ããããšãã§ãããäŸãã°ãäžè¬åŒïŒïŒã«ãã
ãŠR1ãããšãã«åºã§ããååç©ã¯æ¬¡ã®æ¹æ³ã«ã
ã補é ãããã ããªãã¡ããªãããŒã«ã«å¡©åããªãã«ãäœçšã
ããããšã«ããã²ã©ãã«ã¯ãã©ã€ãåŸã該ã²ã©ã
ã«ã¯ãã©ã€ããšãã³ãŒã³ã¹ã«ãã€ã³é žãããªãŠã
ãšãåå¿ãããããšã«ããã²ã©ãã«ããšãã«ã¹ã«
ãã³ãåŸããã²ã©ãã«ããšãã«ã¹ã«ãã³ãé žè§Š
åªãäŸãã°ç¡«é žãšé ¢é žãšã®æ··åé žã®ååšäžã«éç°
åå¿ãããããšã«ããβâã·ã¯ãã²ã©ãã«ããšã
ã«ã¹ã«ãã³ãåŸãããªããéç°åå¿ã®éã«Î²âã·
ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ã®ç°æ§äœã§ããα
âã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ãå¯çããã
ãšãããããäž¡è ã®çææ··åç©ããããµã³ãªã©ã®
溶åªäžã§æ¶æããããšã«ããé«çŽåºŠã®Î²âã·ã¯ã
ã²ã©ãã«ããšãã«ã¹ã«ãã³ãåŸãããšãã§ããã
ãŸããαâã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ã¯ã
ããäžèšã®éç°åå¿ç³»ã«ãã©ãããšã«ããç®çãš
ããβâã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³ã«å€æ
ãããããªãããŒã«ããã®Î²âã·ã¯ãã²ã©ãã«ã
ãšãã«ã¹ã«ãã³ã®åèšåçã¯éåžžçŽ80ïŒ ã§ããã ãŸããäžè¬åŒïŒïŒã§ç€ºãããååç©ã¯ã²ã©ã
ãªãŒã«ã®äœçŽã«ã«ãã³é žãšã¹ãã«ã«äŸãã°ãäºé ž
åã»ã¬ã³ãäœçšãããããšã«ãã容æã«è£œé ãã
ããTetrahedron Lettersã281ïŒ1973ïŒåç §ãã äžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³ã¯ãäŸã
ã°æ¬¡ã®æ¹æ³ã«ãã奜åçã§ãã€å®¹æã«ãã¿ãã³
ãããã«ã¯ãã¿ãã³ïŒ¡ã¢ã»ããŒãã«èªå°ã§ã
ãã ïŒäžèšåŒäžãR1ãR2åã³ïŒžã¯åèšå®çŸ©ã®ãšãã
ã§ãããïŒ ããªãã¡ãäžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ã
ã³ãå¡©åºã§åŠçããããšã«ãããã¿ãã³ïŒ¡ãåŸã
ãããå¡©åºãšããŠã¯ãäŸãã°ãã«ãªãŠã ã¡ããã·
ããã«ãªãŠã ãšããã·ããã«ãªãŠã ïœâãããã·
ããªã©ã®ã«ãªãŠã ã¢ã«ã³ãã·ããæ°Žé žåã«ãªãŠã
ãªã©ã䜿çšããããå¡©åºã®äœ¿çšéã¯äžè¬åŒïŒïŒ
ã§ç€ºãããããã¹ã«ãã³ïŒã¢ã«ã«å¯ŸããŠçŽïŒã20
ã¢ã«ã®éã奜ãŸããããã®åå¿ã¯ææ©æº¶åªäžã§è¡
ãªãã®ã奜ãŸãããææ©æº¶åªãšããŠã¯ãããµã³ã
ã·ã¯ããããµã³ããã³ãŒã³ããã«ãšã³ãªã©ã®çå
æ°ŽçŽ é¡ãªã©ã䜿çšããããææ©æº¶åªã®äœ¿çšéã¯äž
è¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³ã®æ¿åºŠãçŽ
0.05ãïŒã¢ã«ïŒãšãªãçšåºŠã®éã§ããããšã奜
ãŸãããåå¿ã¯çŽ10ã120âã®æž©åºŠç¯å²å ã§è¡ãª
ãã®ã奜é©ã§ãããåå¿çµäºåŸãåå¿æ··åç©ãã
å¿ èŠã«å¿ããŠæ²æŸ±ç©ãæ¿Ÿå¥ããã®ã¡ã該åå¿æ··å
ç©ã«æ°Žã飜åå¡©åã¢ã³ã¢ããŠã 溶液ãªã©ãå ãã
ææ©å±€ãåé¢ãããåŸãããææ©å±€ãåçµæ¶ãã«
ã©ã ã¯ãããã°ã©ãã€ãŒãªã©ã®ç²Ÿè£œæ段ã«ä»ãã
ããšã«ãããã¿ãã³ïŒ¡ãåŸãããšãã§ããã ãŸãäžè¬åŒïŒïŒã®ããã¹ã«ãã³ãå æ°Žå解ã
ãããšã«ããäžè¬åŒïŒïŒâïŒã®ããã¹ã«ãã³ã
補é ããããšãã§ãããã®ãã®ãäžè¬åŒïŒïŒã®
ããã¹ã«ãã³ãšåæ§ãªæ¡ä»¶äžã§ãã¿ãã³ïŒ¡ã«å€æ
ã§ããã ïŒåŒäžãR1åã³ïŒžã¯åèšå®çŸ©ã®ãšããã§ããïŒ ãã®å æ°Žå解åå¿ã¯ãäžè¬åŒïŒïŒã®ããã¹ã«
ãã³ã«ã¢ã«ã«ãªéå±ã®æ°Žé žåç©åã¯çé žå¡©ãäœçš
ãããããšã«ããè¡ãªãããšãã§ãããã¢ã«ã«ãª
éå±ã®æ°Žé žåç©åã¯çé žå¡©ãšããŠã¯ãäŸãã°ãæ°Ž
é žåã«ãªãŠã ãæ°Žé žåãããªãŠã ãæ°Žé žåãªããŠ
ã ãçé žã«ãªãŠã ãªã©ã䜿çšããããã¢ã«ã«ãªé
å±ã®æ°Žé žåç©ã¯çé žå¡©ã®äœ¿çšéã¯äžè¬åŒïŒïŒã®
ã¹ã«ãã³ã«å¯ŸããŠçŽïŒãïŒåœéã奜é©ã§ãããã
ã®åå¿ã¯æº¶åªäžã§è¡ãªãã®ã奜ãŸããã溶åªãšã
ãŠã¯ã¡ã¿ããŒã«ããšã¿ããŒã«ãªã©ã®ã¢ã«ã³ãŒã«
é¡ãåã¯ãããã®ã¢ã«ã³ãŒã«é¡ãšæ°Žåã³ïŒåã¯ã
ã³ãŒã³ããã«ãšã³ãªã©ã®çåæ°ŽçŽ é¡ãšã®æ··åç©ãª
ã©ã䜿çšãããã溶åªã®äœ¿çšéã¯äžè¬åŒïŒïŒã®
ããã¹ã«ãã³ã®æ¿åºŠãçŽ0.1ã10ã¢ã«ïŒãšãªã
çšåºŠã®éã§ããããšã奜ãŸãããåå¿ã¯çŽâ10â
ã50âã®æž©åºŠç¯å²å ã§è¡ãªãã®ãé©åœã§ããã äžèšã®åå¿ã«ããåŸãããäžè¬åŒïŒïŒâïŒã®
ããã¹ã«ãã³ã®åé¢ã¯ãéåžžã®æ¹æ³ã«ããè¡ãªã
ããšãã§ãããäŸãã°ãåå¿æ··åç©ã«é£œåå¡©åã¢
ã³ã¢ããŠã 氎溶液ãåžå¡©é žãåžç¡«é žãªã©ãå ããŠ
æ®åããã¢ã«ã«ãªéå±ã®æ°Žé žåç©åã¯çé žå¡©ãäž
åããå¿ èŠã«å¿ããŠæº¶åªãšããŠçšããã¢ã«ã³ãŒã«
é¡ãçå»ãããã®æ®æž£ã«æ°Žãå ããã®ã¡ããã³ãŒ
ã³ãå¡©åã¡ãã¬ã³ããžãšãã«ãšãŒãã«ãé ¢é žãšã
ã«ãªã©ã§æœåºããæœåºæ¶²ãæ°ŽæŽããŠç¡æ°Žç¡«é žãã
ãªãŠã ã§ä¹Ÿç¥ããã次ãã§ãæœåºæ¶²ããäœæ²žç¹ç©
ãæžå§äžã«çå»ãããã®æ®æž£ãã·ãªã«ã²ã«ã«ã©ã
ã¯ãããã°ã©ãã€ãŒã«ä»ããããšã«ããäžè¬åŒ
ïŒïŒâïŒã®ããã¹ã«ãã³ãåé¢ããããšãã§ã
ãã ãã®ããã«ããŠåŸããããã¿ãã³ïŒ¡ãéåžžã®æ¹
æ³ã«ããã¢ã»ãã«åããããšã«ãããã¿ãã³ïŒ¡ã¢
ã»ããŒãã«èªå°ããããšãã§ããããã®ã¢ã»ãã«
ååå¿ã¯äžèšã®ãã¿ãã³ïŒ¡ã®çæåå¿ã«ãã€ãŠåŸ
ãããåå¿æ··åç©ããåé¢ããããã¿ãã³ïŒ¡ãå«
æããææ©å±€åã¯è©²ææ©å±€ããåé¢ç²Ÿè£œãããã
ã¿ãã³ïŒ¡ã«å¥œé©ã«ã¯ææ©æº¶åªäžã§ç¬¬ïŒçŽã¢ãã³ã®
ååšäžã«ã¢ã»ãã«åå€ãäœçšãããããšã«ããè¡
ãªããããã¢ã»ãã«åå€ãšããŠã¯ãäŸãã°ãç¡æ°Ž
é ¢é žãå¡©åã¢ã»ãã«ãªã©ã䜿çšããããã¢ã»ãã«
åå€ã®äœ¿çšéã¯ãã¿ãã³ïŒ¡ã«å¯ŸããŠçŽïŒã10åœé
ã奜ãŸãããææ©æº¶åªãšããŠã¯ãäŸãã°ããã³ãŒ
ã³ããã«ãšã³ãªã©ã®çåæ°ŽçŽ é¡ïŒå¡©åã¡ãã¬ã³ã
ïŒïŒïŒâãžã¯ãã«ãšã¿ã³ãªã©ã®ããã²ã³åçåæ°Ž
çŽ é¡ïŒãžãšãã«ãšãŒãã«ããžã€ãœãããã«ãšãŒã
ã«ãªã©ã®ãšãŒãã«é¡ïŒé ¢é žãšãã«ãé ¢é žããã«ãª
ã©ã®ãšã¹ãã«é¡ãªã©ã䜿çšããããããã®ææ©æº¶
åªã¯ãã¿ãã³ïŒ¡ã®æ¿åºŠã0.1ãïŒã¢ã«ïŒãšãªã
çšåºŠã®éã䜿çšããããšã奜ãŸããã第ïŒçŽã¢ã
ã³ãšããŠã¯ãäŸãã°ãããªãšãã«ã¢ãã³ãããªãž
ã³ãªã©ã䜿çšãããããããã®ç¬¬ïŒçŽã¢ãã³ã¯ã
ã¿ãã³ïŒ¡ã«å¯ŸããŠçŽïŒã10åœéçšããããšã奜ãŸ
ããããããã«éå°éãçšããããšã«ãã€ãŠè©²ç¬¬
ïŒçŽã¢ãã³ã«ææ©æº¶åªãšããŠã®åœ¹å²ãå Œãããã
ããšãã§ãããåå¿ã¯çŽâ10âã30âã®æž©åºŠç¯å²
ã§è¡ãªãã®ã奜é©ã§ãããåå¿çµäºåŸãåå¿æ··å
ç©ããå¿ èŠã«å¿ããŠæ²æŸ±ç©ãæ¿Ÿå¥ããã®ã¡ã該å
å¿æ··åç©ã«æ°ç¡«é žãæ°Žã飜åçé žæ°ŽçŽ ãããªãŠã
氎溶液ãªãå ããææ©å±€ãåé¢ãããåŸãããæ
æ©å±€ãåçµæ¶ãã«ã©ã ã¯ãããã°ã©ãã€ãŒãªã©ã®
粟補æ段ã«ä»ããããšã«ãããã¿ãã³ïŒ¡ã¢ã»ããŒ
ããåŸãããšãã§ããã ãå®æœäŸã 以äžãå®æœäŸã«ããæ¬çºæã説æããããæ¬çº
æã¯ãããã®å®æœäŸã«ããéå®ããããã®ã§ã¯ãª
ãã å®æœäŸ ïŒ 50ml容ãªã圢ãã©ã¹ã³ã«ïŒâã¢ã»ããã·âïŒâ
ããããã·âïŒïŒïŒâãžã¡ãã«âïŒâïŒïŒïŒïŒïŒ
ïŒâããªã¡ãã«âïŒâã·ã¯ãããã»ã³âïŒâã€
ã«ïŒâïŒâããšãã«ã¹ã«ããã«âïŒïŒïŒâãããž
ãšã³ã®ãã°ãã·ãŠã ã¯ããªãå¡©(1)ã2.12ïœïŒ3.87ïœ
molïŒããã«ãšã³15mlãããã©ãã€ãããã©ã³2.3
mlåã³ããªãžã³0.61ïœãå ¥ããâ30âã«å·åŽããª
ããå¡©åããªãã«0.63ïœãæ·»å ãããã®æž©åºŠã§15
åéæ¹æããã®ã¡ã次ãã§â10âãïŒâã§30åé
æ¹æãããåå¿æ··åç©ã50mlã®æ°Žã«æ³šãããã«ãš
ã³50mlã§ææ©å±€ãæœåºãããæ°Žå±€ã¯å床ãã«ãšã³
50mlã§æœåºããããããã®ææ©å±€ãåãã飜åç
é žãããªãŠã 氎溶液ã飜åå¡©åãããªãŠã 氎溶液
ã§é 次æŽæµããç¡æ°Žç¡«é žãã°ãã·ãŠã ã§ä¹Ÿç¥ã
ããææ©å±€ãã溶åªãçå»ãããã®æ®æž£ãã·ãªã«
ã²ã«ãçšããã«ã©ã ã¯ãããã°ã©ãã€ãŒïŒæº¶åº
液ïŒãããµã³ãšé ¢é žãšãã«ãšã®å®¹éæ¯ïŒå¯ŸïŒã®æ··
å液ïŒã«ãã粟補ããçœè²ã¯ãã¯ã¹ç¶ç©1.85ïœã
åŸãããã®ãã®ã¯äžèšã«ç€ºãæ©åšåæããŒã¿ã«ã
ããïŒâã¢ã»ããã·âïŒâã¯ããâïŒïŒïŒâãžã¡
ãã«âïŒâïŒïŒïŒïŒïŒïŒâããªã¡ãã«âïŒâã·ã¯
ãããã»ã³âïŒâã€ã«ïŒâïŒâããšãã«ã¹ã«ãã
ã«âïŒïŒïŒâãããžãšã³ã§ããããšã確èªããã
åç94ïŒ ã NMRÎŽCDCl3 ïŒCH3ïŒ3SiOSiïŒCH3ïŒ3 ïŒ0.72ã2.05ïŒïœã28HïŒ4.17ã4.57ïŒïœã4HïŒã
5.23ïŒïœã1HïŒã5.88ïŒïœã1HïŒã7.35ã7.91ïŒïœã
5HïŒ IRïŒãã€ã«ã ïŒÎœïŒcm-1ïŒïŒ1745ïŒïŒ£ïŒïŒïŒã1150
ïŒSO2ïŒã685ïŒC6H5ïŒ FDâMS ïœïŒïœ ïŒ506ïŒM+ïŒã507ïŒM+ïŒïŒïŒã
470ïŒM+âHClïŒã365ïŒM+âC6H5SO2ïŒ å®æœäŸ ïŒ çªçŽ ã¬ã¹ã§çœ®æãã200mlã®äžã€å£ãã©ã¹ã³ã«
βâã·ã¯ãã²ã©ãã«ããšãã«ã¹ã«ãã³(3)ã5.40ïœ
ïŒ19.4ïœmolïŒåã³ããã©ãã€ãããã©ã³50mlã
å ¥ããã€ãã§ã¡ãã«ãã°ãã·ãŠã ã¯ããªãã®ãã
ã©ãã€ãããã©ã³æº¶æ¶²ïŒ1.1molïŒïŒ16.8ml
ïŒ18.5ïœmolïŒãå æž©30âã40âã§æ»Žäžããã滎
äžçµäºåŸãããã«å æž©30ã40âã§ïŒæéæ¹æã
ãã次ã«å æž©ãâ30ãâ40âãšãªããŸã§å·åŽãã
ãã®æº¶æ¶²ãïŒâã¢ã»ããã·âïŒïŒïŒâãžã¡ãã«â
ïŒïŒïŒâãªã¯ã¿ãžãšã³âïŒâã¢ãŒã«(4)ã3.70ïœ
ïŒ17.6ïœmolïŒã®ãã«ãšã³30mlã®æº¶æ¶²ã«ãå æž©ã
â30âãâ40âã«ç¶æããªãããåŸã ã«æ»Žäžã
ãã滎äžçµäºåŸãå枩床ã«ãŠããã«ïŒæéæ¹æã
ãã åå¿æ··åç©ã®äžã«ããªãžã³3.62ïœïŒ45.8ïœmolïŒ
ãå ããããã«å¡©åããªãã«2.72ïœïŒ22.9ïœmolïŒ
ãå æž©â30ãâ40âã§æ»Žäžããããã«ãã®æž©åºŠã§
30åéæ¹æããã次ã«å æž©ãïŒâãŸã§äžæããã
ïŒâã10âã§30åéæ¹æããã åå¿æ··åç©ã200mlã®æ°Žã«æ³šãããã«ãšã³100ml
ãå ããŠææ©å±€ãæœåºãããäžå±€åŽã¯ããã«ãã«
ãšã³100mlã§æœåºããããããã®ææ©å±€ãåãã
飜åçé žãããªãŠã 氎溶液ã飜åå¡©åãããªãŠã
氎溶液ã§é 次æŽæµããç¡æ°Žç¡«é žãã°ãã·ãŠã ã§ä¹Ÿ
ç¥ãããææ©å±€ãã溶åªãæžå§äžã«çå»ãããã®
æ®æž£ãã·ãªã«ã²ã«ãçšããã«ã©ã ã¯ãããã°ã©ã
ã€ãŒïŒæº¶åºæ¶²ïŒãããµã³ãšé ¢é žãšãã«ãšã®å®¹éæ¯
ïŒå¯ŸïŒã®æ··å液ïŒã«ãã粟補ããçœè²ã®ã¯ãã¯ã¹
ç¶ç©7.55ïœãåŸããïŒâã¢ã»ããã·âïŒïŒïŒâãž
ã¡ãã«âïŒïŒïŒâãªã¯ã¿ãžãšã³âïŒâã¢ãŒã«åºæº
ã®åçã¯84.6ïŒ ã§ãã€ãã å®æœäŸ ïŒãïŒ 50ml容ãªã圢ãã©ã¹ã³ã«ååç©ïŒã 3.87ïœmol
ã®ããã©ãã€ãããã©ã³20ml溶液ããšããâ30â
ãâ40âã«å·åŽããã次ã«ãã®äžã«æå®éã®ãã
ã²ã³åå€ãå ããŠããã®æž©åºŠã§30åããã«ïŒã15
âã§ïŒæéæ¹æãããåå¿æ··åç©ã¯å®æœäŸïŒãšå
æ§ã«åŠçããŠç®çãšããããã¹ã«ãã³ïŒããåé¢ã
ããçµæãè¡šã«ç€ºããã
æ¬çºæã®æ¹æ³ã«ããã°äžèšã®å®æœäŸããæãã
ãªãšããå®äŸ¡ã«ãã€å®¹æã«å ¥æã§ããå·¥æ¥åæã
ã奜åçã§ãã€å®¹æã«çå·¥çšã§äžè¬åŒïŒïŒã§ç€º
ãããããã¹ã«ãã³ã補é ããããšãã§ããããŸ
ãæ¬çºæã®äžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³
ã¯äžèšã®åèäŸããæãããªãšãã奜åçã§ãã€
容æã«ãã¿ãã³ïŒ¡ãããã«ã¯ãã®ã¢ã»ããŒãã«èª
å°ãããã
ãªãšããå®äŸ¡ã«ãã€å®¹æã«å ¥æã§ããå·¥æ¥åæã
ã奜åçã§ãã€å®¹æã«çå·¥çšã§äžè¬åŒïŒïŒã§ç€º
ãããããã¹ã«ãã³ã補é ããããšãã§ããããŸ
ãæ¬çºæã®äžè¬åŒïŒïŒã§ç€ºãããããã¹ã«ãã³
ã¯äžèšã®åèäŸããæãããªãšãã奜åçã§ãã€
容æã«ãã¿ãã³ïŒ¡ãããã«ã¯ãã®ã¢ã»ããŒãã«èª
å°ãããã
Claims (1)
- ãç¹èš±è«æ±ã®ç¯å²ã ïŒ äžè¬åŒïŒïŒ ïŒåŒäžãR1ã¯çœ®æãããŠããŠãããããšãã«åº
ãè¡šãããR2ã¯äœçŽã¢ã·ã«åºãè¡šãããïŒã¯Li
åã¯MgYãè¡šãããã¯ããã²ã³ååãè¡šããïŒ ã§ç€ºãããããããã·ã¹ã«ãã³ã®å¡©ã«ããã²ã³å
å€ãäœçšãããããšãç¹åŸŽãšããäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³R2ã¯åèšå®çŸ©ã®ãšããã§ããã
ã¯ããã²ã³ååãè¡šããïŒ ã§ç€ºãããããã¹ã«ãã³ã®è£œé æ¹æ³ã ïŒ äžè¬åŒïŒïŒ ïŒåŒäžãR1ã¯çœ®æãããŠããŠãããããšãã«åº
ãè¡šããïŒ ã§ç€ºãããã¹ã«ãã³ãææ©ãªããŠã åã¯ææ©ãã°
ãã·ãŠã è©Šè¬ã§ã¢ããªã³åããã®ã¡ãäžè¬åŒ
ïŒïŒ ïŒåŒäžãR2ã¯äœçŽã¢ã·ã«åºãè¡šããïŒ ã§ç€ºãããäžé£œåã¢ã«ããããšåå¿ãããããšã«
ããåŸãããäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³R2ã¯åèšå®çŸ©ã®ãšããã§ããã
ïŒã¯Liåã¯MgYãè¡šãããã¯ããã²ã³ååã
è¡šããïŒ ã§ç€ºãããããããã·ã¹ã«ãã³ã®å¡©ã«ããã²ã³å
å€ãäœçšãããããšãç¹åŸŽãšããäžè¬åŒïŒïŒ ïŒåŒäžãR1åã³R2ã¯åèšå®çŸ©ã®ãšããã§ããã
ã¯ããã²ã³ååãè¡šããïŒ ã§ç€ºãããããã¹ã«ãã³ã®è£œé æ¹æ³ã
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63160465A JPH029857A (ja) | 1988-06-27 | 1988-06-27 | ããã¹ã«ãã³ã®è£œé æ¹æ³ |
US07/364,154 US4947001A (en) | 1988-06-27 | 1989-06-12 | Process for producing halogenated sulfone |
EP89111326A EP0348813B1 (en) | 1988-06-27 | 1989-06-21 | Process for producing halogenated sulfone |
DE68913236T DE68913236T2 (de) | 1988-06-27 | 1989-06-21 | Verfahren fÃŒr die Herstellung halogenierter Sulfone. |
FI893068A FI90067C (fi) | 1988-06-27 | 1989-06-22 | Foerfarande foer framstaellning av halogeniserade sulfoner |
DK315789A DK172075B1 (da) | 1988-06-27 | 1989-06-26 | Fremgangsmåde til fremstilling af halogenerede sulfoner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63160465A JPH029857A (ja) | 1988-06-27 | 1988-06-27 | ããã¹ã«ãã³ã®è£œé æ¹æ³ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH029857A JPH029857A (ja) | 1990-01-12 |
JPH0561265B2 true JPH0561265B2 (ja) | 1993-09-06 |
Family
ID=15715533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63160465A Granted JPH029857A (ja) | 1988-06-27 | 1988-06-27 | ããã¹ã«ãã³ã®è£œé æ¹æ³ |
Country Status (6)
Country | Link |
---|---|
US (1) | US4947001A (ja) |
EP (1) | EP0348813B1 (ja) |
JP (1) | JPH029857A (ja) |
DE (1) | DE68913236T2 (ja) |
DK (1) | DK172075B1 (ja) |
FI (1) | FI90067C (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6552219B1 (en) | 1999-04-05 | 2003-04-22 | Sumitomo Chemical Company, Ltd. | Process for the preparation of vitamin a, intermediates, and process for the preparation of the intermediates |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0456287A1 (en) * | 1990-04-10 | 1991-11-13 | Duphar International Research B.V | New sulfonyl compound and use of said compound in the process of producing vitamin A or its esters |
AU6124499A (en) * | 1998-10-26 | 2000-05-15 | Sumitomo Chemical Company, Limited | Process for the preparation of retinol and intermediates therefor |
EP1120398A3 (en) | 2000-01-28 | 2003-11-12 | Sumitomo Chemical Company, Limited | Dihalo-compound and process for producing vitamin A derivative |
EP1199303B1 (en) * | 2000-10-18 | 2004-09-22 | Sumitomo Chemical Company, Limited | Process for producing retinol and intermediate compounds for producing the same |
US20040204612A1 (en) * | 2002-02-19 | 2004-10-14 | Shinzo Seko | Process for preparation of carotenoids |
CN110330451A (zh) * | 2019-06-05 | 2019-10-15 | 广å·å·šå çåæéå ¬åž | äžç§ç»ŽççŽ aäžéŽäœåå ¶éé žé ¯çå¶å€å·¥èº |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0187259B2 (en) * | 1985-01-10 | 1996-05-15 | Kuraray Co., Ltd. | Process for producing vitamin A or its carboxylic acid esters, and intermediate compounds useful for the process |
-
1988
- 1988-06-27 JP JP63160465A patent/JPH029857A/ja active Granted
-
1989
- 1989-06-12 US US07/364,154 patent/US4947001A/en not_active Expired - Lifetime
- 1989-06-21 EP EP89111326A patent/EP0348813B1/en not_active Expired - Lifetime
- 1989-06-21 DE DE68913236T patent/DE68913236T2/de not_active Expired - Fee Related
- 1989-06-22 FI FI893068A patent/FI90067C/fi not_active IP Right Cessation
- 1989-06-26 DK DK315789A patent/DK172075B1/da not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6552219B1 (en) | 1999-04-05 | 2003-04-22 | Sumitomo Chemical Company, Ltd. | Process for the preparation of vitamin a, intermediates, and process for the preparation of the intermediates |
Also Published As
Publication number | Publication date |
---|---|
JPH029857A (ja) | 1990-01-12 |
DE68913236T2 (de) | 1994-09-29 |
DK172075B1 (da) | 1997-10-13 |
DK315789D0 (da) | 1989-06-26 |
FI90067C (fi) | 1993-12-27 |
DK315789A (da) | 1989-12-28 |
EP0348813B1 (en) | 1994-02-23 |
DE68913236D1 (de) | 1994-03-31 |
EP0348813A3 (en) | 1991-07-17 |
FI90067B (fi) | 1993-09-15 |
FI893068A (fi) | 1989-12-28 |
FI893068A0 (fi) | 1989-06-22 |
US4947001A (en) | 1990-08-07 |
EP0348813A2 (en) | 1990-01-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5795354B2 (ja) | ããã¹ã¿ã°ã©ã³ãžã³åæ | |
JPH0561265B2 (ja) | ||
US20070032402A1 (en) | Process for producing indenol esters or ethers | |
JP4540197B2 (ja) | ïŒïœ ïŒâïŒâã¡ãã«âïŒâã·ã¯ããã³ã¿ãã»ãã³ã®è£œé æ³ | |
JPH043389B2 (ja) | ||
WO2006109570A1 (ja) | ïŒïŒã€ãœããããã«ïŒïŒïŒã¡ãã«ïŒïŒïŒããã»ã³ïŒïŒïŒã€ã« ïŒïŒã¡ãã«ïŒïŒïŒãããã¢ãŒãã®è£œé æ¹æ³ | |
JP2917552B2 (ja) | αâã¡ãã¬ã³ã·ã¯ããã³ã¿ãã³èªå°äœã®è£œé æ³ | |
JPH043390B2 (ja) | ||
Gewald et al. | Highly Regio-and Stereoselective Allylation of α-Diketones via the Fluorosilicate Route | |
ES2942280T3 (es) | Procesos para preparar ácido 2-isoprenil-5-metil-4-hexenoico, 2-isoprenil-5-metil-4-hexen-1-ol y un éster carboxilato del mismo | |
JPH043388B2 (ja) | ||
JPS6212770B2 (ja) | ||
JPH043391B2 (ja) | ||
JP2004315427A (ja) | ïŒâïŒïœâã¡ã³ããã·ïŒãšã¿ããŒã«é¡ã®è£œé æ¹æ³ | |
JP4057271B2 (ja) | ã€ãã©ãŒãã¢ããªã³ã®æ°èŠåææ³ | |
JP4759722B2 (ja) | 眮æåºãæããè³éŠæã«ã«ãã³é žãšã¹ãã«ã®è£œé æ¹æ³ | |
JPH0411539B2 (ja) | ||
JPWO2004089907A1 (ja) | ãããªã³ååç©ã®è£œé æ¹æ³ | |
JP4800933B2 (ja) | ã·ã¯ããããã³ã¢ãã¢ã»ã¿ãŒã«èªå°äœã®è£œé æ¹æ³ããã³ãã®äžéäœ | |
JP2004155659A (ja) | ïŒâã¹ãããã«ãªã¬ã³ååç©ã®è£œé æ¹æ³ | |
JP3878701B2 (ja) | ïŒâããããã·âïŒâã¢ã«ãã³é¡ã®è£œé æ³ | |
FR2863613A1 (fr) | Nouveaux derives d'acides phenyl-boronique et leurs procedes de preparation. | |
JPS6234025B2 (ja) | ||
JP4243397B2 (ja) | æ°èŠãªäžé£œåïŒçŽã¢ã«ã³ãŒã«ããã³ãã®è£œé æ³ | |
JP4060718B2 (ja) | ãšããŒã«ãšãŒãã«ã®æ°èŠè£œé æ³ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |