DE3019069A1 - Verfahren zur herstellung eines serinderivats - Google Patents
Verfahren zur herstellung eines serinderivatsInfo
- Publication number
- DE3019069A1 DE3019069A1 DE19803019069 DE3019069A DE3019069A1 DE 3019069 A1 DE3019069 A1 DE 3019069A1 DE 19803019069 DE19803019069 DE 19803019069 DE 3019069 A DE3019069 A DE 3019069A DE 3019069 A1 DE3019069 A1 DE 3019069A1
- Authority
- DE
- Germany
- Prior art keywords
- formula
- alkali metal
- glycine
- salt
- phenyl
- 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.)
- Granted
Links
- 150000003354 serine derivatives Chemical class 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title description 5
- 238000000034 method Methods 0.000 claims description 29
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Natural products NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 17
- -1 Methoxyphenyl Chemical group 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 14
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical group ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 12
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 10
- 239000004471 Glycine Substances 0.000 claims description 9
- 150000001728 carbonyl compounds Chemical class 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 150000002333 glycines Chemical class 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- SHFJWMWCIHQNCP-UHFFFAOYSA-M hydron;tetrabutylazanium;sulfate Chemical compound OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC SHFJWMWCIHQNCP-UHFFFAOYSA-M 0.000 claims description 6
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 4
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001450 anions Chemical class 0.000 claims description 3
- XKBGEWXEAPTVCK-UHFFFAOYSA-M methyltrioctylammonium chloride Chemical compound [Cl-].CCCCCCCC[N+](C)(CCCCCCCC)CCCCCCCC XKBGEWXEAPTVCK-UHFFFAOYSA-M 0.000 claims description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 3
- IPILPUZVTYHGIL-UHFFFAOYSA-M tributyl(methyl)azanium;chloride Chemical group [Cl-].CCCC[N+](C)(CCCC)CCCC IPILPUZVTYHGIL-UHFFFAOYSA-M 0.000 claims description 3
- DXJLCRNXYNRGRA-UHFFFAOYSA-M tributyl(methyl)azanium;iodide Chemical compound [I-].CCCC[N+](C)(CCCC)CCCC DXJLCRNXYNRGRA-UHFFFAOYSA-M 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 125000004802 cyanophenyl group Chemical group 0.000 claims description 2
- 125000002541 furyl group Chemical group 0.000 claims description 2
- 125000004464 hydroxyphenyl group Chemical group 0.000 claims description 2
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 125000006501 nitrophenyl group Chemical group 0.000 claims description 2
- 125000004592 phthalazinyl group Chemical group C1(=NN=CC2=CC=CC=C12)* 0.000 claims description 2
- 229910052700 potassium Chemical group 0.000 claims description 2
- 239000011591 potassium Chemical group 0.000 claims description 2
- 125000003373 pyrazinyl group Chemical group 0.000 claims description 2
- 125000004076 pyridyl group Chemical group 0.000 claims description 2
- 125000000168 pyrrolyl group Chemical group 0.000 claims description 2
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 2
- 125000001544 thienyl group Chemical group 0.000 claims description 2
- 125000003944 tolyl group Chemical group 0.000 claims description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims 2
- 125000000636 p-nitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)[N+]([O-])=O 0.000 claims 2
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 125000002619 bicyclic group Chemical group 0.000 claims 1
- 235000010290 biphenyl Nutrition 0.000 claims 1
- 239000004305 biphenyl Substances 0.000 claims 1
- 150000002332 glycine derivatives Chemical class 0.000 claims 1
- 125000005059 halophenyl group Chemical group 0.000 claims 1
- 239000013067 intermediate product Substances 0.000 claims 1
- 125000002183 isoquinolinyl group Chemical group C1(=NC=CC2=CC=CC=C12)* 0.000 claims 1
- 239000012071 phase Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- BXRFQSNOROATLV-UHFFFAOYSA-N 4-nitrobenzaldehyde Chemical compound [O-][N+](=O)C1=CC=C(C=O)C=C1 BXRFQSNOROATLV-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000002904 solvent Substances 0.000 description 5
- CXIYBDIJKQJUMN-QMMMGPOBSA-N (2s)-2-anilino-3-hydroxypropanoic acid Chemical compound OC[C@@H](C(O)=O)NC1=CC=CC=C1 CXIYBDIJKQJUMN-QMMMGPOBSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000008346 aqueous phase Substances 0.000 description 4
- 238000003408 phase transfer catalysis Methods 0.000 description 4
- 239000003444 phase transfer catalyst Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000005903 acid hydrolysis reaction Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000006184 cosolvent Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000006276 transfer reaction Methods 0.000 description 2
- RAYMXUMLDHYGIB-HNNXBMFYSA-N (2S)-2-anilino-3-hydroxy-4-phenylbut-3-enoic acid Chemical compound N([C@H](C(=O)O)C(O)=CC=1C=CC=CC=1)C1=CC=CC=C1 RAYMXUMLDHYGIB-HNNXBMFYSA-N 0.000 description 1
- WLZQSOUQRZKSBM-QMMMGPOBSA-N (2s)-3-hydroxy-2-(4-nitroanilino)propanoic acid Chemical compound OC[C@@H](C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1 WLZQSOUQRZKSBM-QMMMGPOBSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 239000002262 Schiff base Substances 0.000 description 1
- 150000004753 Schiff bases Chemical class 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000003934 aromatic aldehydes Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- WIIZWVCIJKGZOK-RKDXNWHRSA-N chloramphenicol Chemical compound ClC(Cl)C(=O)N[C@H](CO)[C@H](O)C1=CC=C([N+]([O-])=O)C=C1 WIIZWVCIJKGZOK-RKDXNWHRSA-N 0.000 description 1
- 229960005091 chloramphenicol Drugs 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- URWCEDLDYLLXCC-UHFFFAOYSA-M decyl(triethyl)azanium;bromide Chemical compound [Br-].CCCCCCCCCC[N+](CC)(CC)CC URWCEDLDYLLXCC-UHFFFAOYSA-M 0.000 description 1
- PFBUKDPBVNJDEW-UHFFFAOYSA-N dichlorocarbene Chemical compound Cl[C]Cl PFBUKDPBVNJDEW-UHFFFAOYSA-N 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 125000001072 heteroaryl group Chemical group 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- PKUBDVAOXLEWBF-GHMZBOCLSA-N n-[(1r,2r)-1-(4-acetylphenyl)-1,3-dihydroxypropan-2-yl]-2,2-dichloroacetamide Chemical compound CC(=O)C1=CC=C([C@@H](O)[C@@H](CO)NC(=O)C(Cl)Cl)C=C1 PKUBDVAOXLEWBF-GHMZBOCLSA-N 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Inorganic materials [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 description 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003856 quaternary ammonium compounds Chemical class 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 235000004400 serine Nutrition 0.000 description 1
- 150000003355 serines Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- OTVAEFIXJLOWRX-NXEZZACHSA-N thiamphenicol Chemical compound CS(=O)(=O)C1=CC=C([C@@H](O)[C@@H](CO)NC(=O)C(Cl)Cl)C=C1 OTVAEFIXJLOWRX-NXEZZACHSA-N 0.000 description 1
- 229960003053 thiamphenicol Drugs 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- NAWZSHBMUXXTGV-UHFFFAOYSA-M triethyl(hexyl)azanium;bromide Chemical compound [Br-].CCCCCC[N+](CC)(CC)CC NAWZSHBMUXXTGV-UHFFFAOYSA-M 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/16—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions not involving the amino or carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7918066 | 1979-05-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3019069A1 true DE3019069A1 (de) | 1980-12-04 |
| DE3019069C2 DE3019069C2 (en, 2012) | 1989-11-30 |
Family
ID=10505410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803019069 Granted DE3019069A1 (de) | 1979-05-24 | 1980-05-19 | Verfahren zur herstellung eines serinderivats |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4501919A (en, 2012) |
| JP (1) | JPS5612321A (en, 2012) |
| DE (1) | DE3019069A1 (en, 2012) |
| FR (1) | FR2457280A1 (en, 2012) |
| HU (1) | HU181708B (en, 2012) |
| IT (1) | IT1196409B (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3428442A1 (de) * | 1983-08-01 | 1985-02-21 | Mitsui Toatsu Chemicals, Inc., Tokio/Tokyo | Verfahren zur herstellung von ss-phenylserin |
| WO1985002609A1 (en) * | 1983-12-08 | 1985-06-20 | Alkaloida Vegyészeti Gyár | Preparation of phenyl alanines by hydrogenation of phenyl serines |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60193952A (ja) * | 1984-03-13 | 1985-10-02 | Mitsui Toatsu Chem Inc | β−フエニルセリン類の製法 |
| JPS6032753A (ja) * | 1983-08-01 | 1985-02-19 | Mitsui Toatsu Chem Inc | β−フェニルセリン類の製造法 |
| US4892961A (en) * | 1985-07-31 | 1990-01-09 | Sumitomo Pharmaceuticals Company, Limited | Amino acid derivatives, and their production |
| FR2662441B1 (fr) * | 1990-05-22 | 1992-10-23 | Rhone Poulenc Sante | Procede de preparation enantioselective de derives de la phenylisoserine. |
| EP0734453A1 (en) * | 1993-12-17 | 1996-10-02 | Dsm N.V. | Phenylserine amides and the preparation of phenylserines/phenylserine amides |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2310471A1 (de) * | 1972-03-04 | 1973-09-06 | Ajinomoto Kk | Verfahren zur herstellung von serinoder serinolderivaten |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1017396A (fr) * | 1950-05-10 | 1952-12-09 | Préparation de beta phényle sérines | |
| DE839500C (de) * | 1950-06-25 | 1952-05-19 | Hoechst Ag | Verfahren zur Herstellung von Nitrophenylserinen |
| DE1086242B (de) * | 1957-02-26 | 1960-08-04 | Chinoin Gyogyszer Es Vegyeszet | Verfahren zur Herstellung von threo-ª‰-(p-Nitrophenyl)-serin |
| DE1140198B (de) * | 1958-10-10 | 1962-11-29 | Chinoin Gyogyszer Es Vegyeszet | Verfahren zur Herstellung von threo-ª‰-p-Nitrophenylserin |
| US3992432A (en) * | 1967-04-05 | 1976-11-16 | Continental Oil Company | Phase transfer catalysis of heterogeneous reactions by quaternary salts |
-
1980
- 1980-05-19 IT IT22162/80A patent/IT1196409B/it active
- 1980-05-19 DE DE19803019069 patent/DE3019069A1/de active Granted
- 1980-05-21 FR FR8011308A patent/FR2457280A1/fr active Granted
- 1980-05-22 US US06/152,447 patent/US4501919A/en not_active Expired - Lifetime
- 1980-05-23 JP JP6795880A patent/JPS5612321A/ja active Granted
- 1980-05-23 HU HU801310A patent/HU181708B/hu unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2310471A1 (de) * | 1972-03-04 | 1973-09-06 | Ajinomoto Kk | Verfahren zur herstellung von serinoder serinolderivaten |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3428442A1 (de) * | 1983-08-01 | 1985-02-21 | Mitsui Toatsu Chemicals, Inc., Tokio/Tokyo | Verfahren zur herstellung von ss-phenylserin |
| WO1985002609A1 (en) * | 1983-12-08 | 1985-06-20 | Alkaloida Vegyészeti Gyár | Preparation of phenyl alanines by hydrogenation of phenyl serines |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0115497B2 (en, 2012) | 1989-03-17 |
| FR2457280B1 (en, 2012) | 1982-01-29 |
| US4501919A (en) | 1985-02-26 |
| IT1196409B (it) | 1988-11-16 |
| FR2457280A1 (fr) | 1980-12-19 |
| DE3019069C2 (en, 2012) | 1989-11-30 |
| JPS5612321A (en) | 1981-02-06 |
| IT8022162A0 (it) | 1980-05-19 |
| HU181708B (en) | 1983-11-28 |
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