KR20020068520A - 3,4-메틸렌디옥시-만델산의 제조 방법 - Google Patents
3,4-메틸렌디옥시-만델산의 제조 방법 Download PDFInfo
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- KR20020068520A KR20020068520A KR1020027004652A KR20027004652A KR20020068520A KR 20020068520 A KR20020068520 A KR 20020068520A KR 1020027004652 A KR1020027004652 A KR 1020027004652A KR 20027004652 A KR20027004652 A KR 20027004652A KR 20020068520 A KR20020068520 A KR 20020068520A
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- South Korea
- Prior art keywords
- acid
- methylenedioxybenzene
- methylenedioxymandelic
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- CLUJFRCEPFNVHW-UHFFFAOYSA-N 3,4-methylenedioxymandelic acid Chemical compound OC(=O)C(O)C1=CC=C2OCOC2=C1 CLUJFRCEPFNVHW-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 47
- FTNJQNQLEGKTGD-UHFFFAOYSA-N 1,3-benzodioxole Chemical compound C1=CC=C2OCOC2=C1 FTNJQNQLEGKTGD-UHFFFAOYSA-N 0.000 claims abstract description 39
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 claims abstract description 24
- 150000007524 organic acids Chemical class 0.000 claims abstract description 18
- 239000003960 organic solvent Substances 0.000 claims abstract description 17
- 239000002253 acid Substances 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 235000005985 organic acids Nutrition 0.000 claims abstract description 8
- -1 1,2-methylene Chemical group 0.000 claims abstract description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 30
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 235000011054 acetic acid Nutrition 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 claims description 6
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 claims description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 5
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 4
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 claims description 4
- NMJJFJNHVMGPGM-UHFFFAOYSA-N butyl formate Chemical compound CCCCOC=O NMJJFJNHVMGPGM-UHFFFAOYSA-N 0.000 claims description 4
- 150000001733 carboxylic acid esters Chemical class 0.000 claims description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 4
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 claims description 4
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 claims description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 4
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 claims description 4
- XNLICIUVMPYHGG-UHFFFAOYSA-N pentan-2-one Chemical compound CCCC(C)=O XNLICIUVMPYHGG-UHFFFAOYSA-N 0.000 claims description 4
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 3
- 235000019253 formic acid Nutrition 0.000 claims description 3
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims description 2
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 2
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 claims description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 2
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 2
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 claims description 2
- 239000004202 carbamide Substances 0.000 claims description 2
- 229960005215 dichloroacetic acid Drugs 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 2
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 claims description 2
- 229940011051 isopropyl acetate Drugs 0.000 claims description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 2
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical compound CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 235000019260 propionic acid Nutrition 0.000 claims description 2
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 2
- CYSGHNMQYZDMIA-UHFFFAOYSA-N 1,3-Dimethyl-2-imidazolidinon Chemical compound CN1CCN(C)C1=O CYSGHNMQYZDMIA-UHFFFAOYSA-N 0.000 claims 1
- FDRYCMURVZTXFI-UHFFFAOYSA-N 3-phenyl-1,2,4-trioxolane-3-carboxylic acid Chemical compound C=1C=CC=CC=1C1(C(=O)O)OCOO1 FDRYCMURVZTXFI-UHFFFAOYSA-N 0.000 claims 1
- RMOUBSOVHSONPZ-UHFFFAOYSA-N Isopropyl formate Chemical compound CC(C)OC=O RMOUBSOVHSONPZ-UHFFFAOYSA-N 0.000 claims 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 claims 1
- 229940043232 butyl acetate Drugs 0.000 claims 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 1
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 claims 1
- KLKFAASOGCDTDT-UHFFFAOYSA-N ethoxymethoxyethane Chemical compound CCOCOCC KLKFAASOGCDTDT-UHFFFAOYSA-N 0.000 claims 1
- 229940093499 ethyl acetate Drugs 0.000 claims 1
- 229940017219 methyl propionate Drugs 0.000 claims 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 16
- 239000000243 solution Substances 0.000 description 13
- 238000003756 stirring Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000012044 organic layer Substances 0.000 description 6
- 230000035484 reaction time Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- SHXWCVYOXRDMCX-UHFFFAOYSA-N 3,4-methylenedioxymethamphetamine Chemical compound CNC(C)CC1=CC=C2OCOC2=C1 SHXWCVYOXRDMCX-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 238000004128 high performance liquid chromatography Methods 0.000 description 3
- 238000010667 large scale reaction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- HFZLSTDPRQSZCQ-UHFFFAOYSA-N 1-pyrrolidin-3-ylpyrrolidine Chemical compound C1CCCN1C1CNCC1 HFZLSTDPRQSZCQ-UHFFFAOYSA-N 0.000 description 1
- IJMWOMHMDSDKGK-UHFFFAOYSA-N Isopropyl propionate Chemical compound CCC(=O)OC(C)C IJMWOMHMDSDKGK-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- YAMHXTCMCPHKLN-UHFFFAOYSA-N imidazolidin-2-one Chemical compound O=C1NCCN1 YAMHXTCMCPHKLN-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- LRPCLTPZMUIPFK-UHFFFAOYSA-N methane;sulfuric acid Chemical compound C.OS(O)(=O)=O LRPCLTPZMUIPFK-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- SATCULPHIDQDRE-UHFFFAOYSA-N piperonal Chemical compound O=CC1=CC=C2OCOC2=C1 SATCULPHIDQDRE-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
- C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
- C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
- C07D317/60—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
실시예 | 비양성자성유기 용매 | 반응 온도(℃) | 반응 시간(h) | MDB 전환율(%) | MDMA 선택율(%) |
2 | 3-펜타논 | -5 | 23 | 94 | 91 |
3 | 디메틸 카보내이트 | 0 | 28 | 93 | 91 |
4 | 아세토니트릴 | 0 | 45 | 87 | 92 |
실시예 및 비교 실시예 | 아세트산의 양(ml/kg) | 반응 온도(℃) | 반응 시간 (h) | MDB 전환율(%) | MDMA 선택율(%) |
실시예 7 | 100 | 0 | 5 | 93 | 91 |
실시예 8 | 200 | 0 | 7 | 96 | 91 |
실시예 9 | 300 | 0 | 7 | 94 | 90 |
실시예 10 | 500 | 0 | 12 | 95 | 90 |
실시예 11 | 800 | 0 | 21 | 97 | 90 |
실시예 12 | 1000 | 0 | 45 | 96 | 92 |
비교 실시예 2 | 50 | 0 | 7 | 95 | 82 |
비교 실시예 3 | 1500 | 0 | 63 | 97 | 85 |
Claims (16)
- 강산의 존재하에서, 1,2-메틸렌디옥시벤젠을 글리옥실산과 반응시켜 3,4-메틸렌디옥시만델산을 제조하는 방법에 있어서, 비양성자성 유기 용매 및 1,2-메틸렌디옥시벤젠의 1kg 당 100 내지 1200 ml의 유기산들로 구성된 군에서 선택된 한가지 이상의 존재하에 반응시키는 것을 특징으로 하는 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항에 있어서, 강산이 황산인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항에 있어서, 강산의 사용량이 1,2-메틸렌디옥시벤젠의 mol 당 0.50 내지 3.00 mol인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항에 있어서, 강산의 사용량이 1,2-메틸렌디옥시벤젠의 mol 당 1.00 내지 2.50 mol인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항에 있어서, 글리옥실산 사용량이 1,2-메틸렌디옥시벤젠의 mol 당 0.8 내지 3.0 mol인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항에 있어서, 글리옥실산 사용량이 1,2-메틸렌디옥시벤젠의 mol 당 1.0내지 2.0 mol인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항중 어느 한 항에 있어서, 비양성자성 유기 용매가 에테르, 케톤, 카르복실산 에스테르, 요소와 카르복실산 에스테르로 구성된 군으로부터 선택된 한가지 이상인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항중 어느 한 항에 있어서, 비양성자성 유기 용매가 디에틸 에테르, 디이소프로필 에테르, 디부틸 에테르, 테트라히드로퓨란, 아세톤, 2-부타논, 2-펜타논, 3-펜타논, 4-메틸-2-펜타논, 시클로펜타논, 시클로헥사논, 에틸 포르매이트, 이소프로필 포르매이트, 부틸 포르매이트, 메틸 아세테이트, 에틸 아세테이트, 이소프로필 아세테이트, 부틸 아세테이트, 메틸 프로피오내이트, 에틸 프로피오내이트, 이소프로필 프로피오내이트, 부틸 프로피오내이트, N,N-디메틸포름아미아드, N,N-디메틸아세트아마이드, 헥사메틸 포스포릭 트리아마이드, 1-메틸-2-피롤리돈, 1,3-디메틸-2-이미다졸리돈, 디메틸 카르보내이트, 디에틸 카르보내이트와 디메틸 설폭사이드로 구성된 군으로부터 선택된 한가지 이상인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 8항중 어느 한 항에 있어서, 비양성자성 유기 용매가 1,2-메틸렌디옥시벤젠의 kg 당 100 내지 2000 ml 양으로 사용된 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 8항중 어느 한 항에 있어서, 비양성자성 유기 용매가 1,2-메틸렌디옥시벤젠의 kg 당 100 내지 1000 ml 양으로 사용된 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항중 어느 한 항에 있어서, 유기산이 지방족 카르복실산 및 할로겐 지방족 카르복실산으로 구성된 군으로부터 선택된 한가지 이상인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항중 어느 한 항에 있어서, 유기산이 포름산, 아세트산, 프로피온산, n-부티르산, 이소부티르산, n- 발레르산, 트리플루오로아세트산 및 디클로로아세트산으로 구성된 군으로 부터 선택된 한가지 이상인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항중 어느 한 항에 있어서, 유기산이 아세트산인 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항 및 12항 내지 13항중 어느 한 항에 있어서, 유기산이 1,2-메틸렌디옥시벤젠의 kg 당 100 내지 1000 ml의 양으로 사용된 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 6항 및 12항 내지 13항중 어느 한 항에 있어서, 유기산이 1,2-메틸렌디옥시벤젠의 kg 당 100 내지 500 ml의 양으로 사용된 3,4-메틸렌디옥시만델산을 제조하는 방법.
- 제 1항 내지 15항중 어느한 항에 있어서, 반응이 반응 온도 -20 내지 10℃에서 수행되는 3,4-메틸렌디옥시만델산을 제조하는 방법.
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TW200819420A (en) * | 2006-10-31 | 2008-05-01 | Univ Nat Chunghsing | The alkoxylation method applied to extend phenol compounds to have alkoxy functional group |
CN104151285A (zh) * | 2014-08-14 | 2014-11-19 | 江苏亚泰化工有限公司 | 一种制备3,4-亚甲二氧基杏仁酸的方法 |
GR1008653B (el) * | 2014-12-23 | 2016-01-18 | ΦΑΡΜΑΤΕΝ ΑΝΩΝΥΜΟΣ ΒΙΟΜΗΧΑΝΙΚΗ ΚΑΙ ΕΜΠΟΡΙΚΗ ΕΤΑΙΡΕΙΑ ΦΑΡΜΑΚΕΥΤΙΚΩΝ ΙΑΤΡΙΚΩΝ ΚΑΙ ΚΑΛΛΥΝΤΙΚΩΝ ΠΡΟΪΟΝΤΩΝ με δ.τ. ΦΑΡΜΑΤΕΝ, | Μεθοδος δια την παρασκευη πιπεροναλης |
CN105777705B (zh) * | 2016-04-01 | 2018-09-21 | 福建仁宏医药化工有限公司 | 一种洋茉莉醛中间体合成反应后期处理方法 |
CN105837552A (zh) * | 2016-04-01 | 2016-08-10 | 衢州信步化工科技有限公司 | 一种洋茉莉醛中间体合成反应液的处理方法 |
CN110684008B (zh) * | 2018-07-04 | 2023-01-20 | 天津大学 | 一种乳化工艺合成3,4-亚甲二氧基苯乙醇酸的方法及装置 |
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US6603024B1 (en) | 2003-08-05 |
EP1229031A1 (en) | 2002-08-07 |
WO2001027100A1 (fr) | 2001-04-19 |
NO20021727D0 (no) | 2002-04-12 |
NO20021727L (no) | 2002-04-12 |
EP1229031B1 (en) | 2004-04-28 |
CN1379770A (zh) | 2002-11-13 |
EP1229031A4 (en) | 2003-04-16 |
CN1220689C (zh) | 2005-09-28 |
TWI226888B (en) | 2005-01-21 |
NO327178B1 (no) | 2009-05-04 |
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