JPH0337535B2 - - Google Patents
Info
- Publication number
- JPH0337535B2 JPH0337535B2 JP57096047A JP9604782A JPH0337535B2 JP H0337535 B2 JPH0337535 B2 JP H0337535B2 JP 57096047 A JP57096047 A JP 57096047A JP 9604782 A JP9604782 A JP 9604782A JP H0337535 B2 JPH0337535 B2 JP H0337535B2
- Authority
- JP
- Japan
- Prior art keywords
- aliphatic
- group
- isobutene
- solution
- hooc
- 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 - Lifetime
Links
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims abstract description 34
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 30
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 20
- 125000000524 functional group Chemical group 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 9
- 150000001413 amino acids Chemical class 0.000 claims description 5
- 125000003277 amino group Chemical group 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 3
- 239000008346 aqueous phase Substances 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000002808 molecular sieve Substances 0.000 claims description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 10
- 230000000269 nucleophilic effect Effects 0.000 abstract description 7
- 150000002894 organic compounds Chemical class 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 27
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 239000000243 solution Substances 0.000 description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 19
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 14
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 8
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 7
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- 239000012141 concentrate Substances 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 5
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 5
- 150000002170 ethers Chemical class 0.000 description 5
- 125000006239 protecting group Chemical group 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- OIOAKXPMBIZAHL-LURJTMIESA-N (2s)-2-azaniumyl-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoate Chemical compound CC(C)(C)OC(=O)CC[C@H](N)C(O)=O OIOAKXPMBIZAHL-LURJTMIESA-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
- 229960000583 acetic acid Drugs 0.000 description 4
- 238000004587 chromatography analysis Methods 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 239000012362 glacial acetic acid Substances 0.000 description 4
- 229960002989 glutamic acid Drugs 0.000 description 4
- 238000006386 neutralization reaction Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- XBPCUCUWBYBCDP-UHFFFAOYSA-N Dicyclohexylamine Chemical compound C1CCCCC1NC1CCCCC1 XBPCUCUWBYBCDP-UHFFFAOYSA-N 0.000 description 3
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 3
- 229940024606 amino acid Drugs 0.000 description 3
- 235000001014 amino acid Nutrition 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 235000013922 glutamic acid Nutrition 0.000 description 3
- 239000004220 glutamic acid Substances 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 3
- KDCGOANMDULRCW-UHFFFAOYSA-N 7H-purine Chemical compound N1=CNC2=NC=NC2=C1 KDCGOANMDULRCW-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229920005654 Sephadex Polymers 0.000 description 2
- 239000012507 Sephadex⢠Substances 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
- HSDAJNMJOMSNEV-UHFFFAOYSA-N benzyl chloroformate Chemical compound ClC(=O)OCC1=CC=CC=C1 HSDAJNMJOMSNEV-UHFFFAOYSA-N 0.000 description 2
- WLJVXDMOQOGPHL-UHFFFAOYSA-N benzyl-alpha-carboxylic acid Natural products OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 229960003424 phenylacetic acid Drugs 0.000 description 2
- 229920005862 polyol Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- -1 tert-butyl compound Chemical class 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- PVFCXMDXBIEMQG-JTQLQIEISA-N (2s)-2-(phenylmethoxycarbonylamino)pentanedioic acid Chemical compound OC(=O)CC[C@@H](C(O)=O)NC(=O)OCC1=CC=CC=C1 PVFCXMDXBIEMQG-JTQLQIEISA-N 0.000 description 1
- MXWMFBYWXMXRPD-YFKPBYRVSA-N (2s)-2-azaniumyl-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoate Chemical compound CC(C)(C)OC(=O)C[C@H](N)C(O)=O MXWMFBYWXMXRPD-YFKPBYRVSA-N 0.000 description 1
- NMJINEMBBQVPGY-RITPCOANSA-N (2s,3r)-2-azaniumyl-3-[(2-methylpropan-2-yl)oxy]butanoate Chemical compound CC(C)(C)O[C@H](C)[C@H]([NH3+])C([O-])=O NMJINEMBBQVPGY-RITPCOANSA-N 0.000 description 1
- QVAQMUAKTNUNLN-LURJTMIESA-N (4s)-4-amino-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoic acid Chemical compound CC(C)(C)OC(=O)[C@@H](N)CCC(O)=O QVAQMUAKTNUNLN-LURJTMIESA-N 0.000 description 1
- JNQYYJMIBOQAFC-LBPRGKRZSA-N (4s)-5-ethoxy-5-oxo-4-(phenylmethoxycarbonylamino)pentanoic acid Chemical compound CCOC(=O)[C@H](CCC(O)=O)NC(=O)OCC1=CC=CC=C1 JNQYYJMIBOQAFC-LBPRGKRZSA-N 0.000 description 1
- CAYMIAFKNJGSOR-UHFFFAOYSA-N 1,2,3-trimethoxypropane Chemical compound COCC(OC)COC CAYMIAFKNJGSOR-UHFFFAOYSA-N 0.000 description 1
- ADFXKUOMJKEIND-UHFFFAOYSA-N 1,3-dicyclohexylurea Chemical compound C1CCCCC1NC(=O)NC1CCCCC1 ADFXKUOMJKEIND-UHFFFAOYSA-N 0.000 description 1
- CKLJMWTZIZZHCS-UHFFFAOYSA-N D-OH-Asp Natural products OC(=O)C(N)CC(O)=O CKLJMWTZIZZHCS-UHFFFAOYSA-N 0.000 description 1
- 229920002307 Dextran Polymers 0.000 description 1
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CKLJMWTZIZZHCS-UWTATZPHSA-N L-Aspartic acid Natural products OC(=O)[C@H](N)CC(O)=O CKLJMWTZIZZHCS-UWTATZPHSA-N 0.000 description 1
- CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 229910006069 SO3H Inorganic materials 0.000 description 1
- 239000004473 Threonine Substances 0.000 description 1
- SMEGJBVQLJJKKX-HOTMZDKISA-N [(2R,3S,4S,5R,6R)-5-acetyloxy-3,4,6-trihydroxyoxan-2-yl]methyl acetate Chemical compound CC(=O)OC[C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O)OC(=O)C)O)O SMEGJBVQLJJKKX-HOTMZDKISA-N 0.000 description 1
- 229940081735 acetylcellulose Drugs 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229960005261 aspartic acid Drugs 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- YIXAMRRMFCPXNC-JTQLQIEISA-N benzyl n-[(3s)-2,6-dioxooxan-3-yl]carbamate Chemical compound C=1C=CC=CC=1COC(=O)N[C@H]1CCC(=O)OC1=O YIXAMRRMFCPXNC-JTQLQIEISA-N 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229920003086 cellulose ether Polymers 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 150000004292 cyclic ethers Chemical class 0.000 description 1
- 238000010511 deprotection reaction Methods 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 150000002336 glycosamine derivatives Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 125000002349 hydroxyamino group Chemical group [H]ON([H])[*] 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 239000012038 nucleophile Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011833 salt mixture Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 230000006209 tert-butylation Effects 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
- 229960002898 threonine Drugs 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
- C07C227/18—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 involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
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ãŒãã«ïŒã
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Claims (1)
- ãç¹èš±è«æ±ã®ç¯å²ã ïŒ HOâèèªæãã¢ããåºã«å¯ŸããŠÎ³ïŒÎ²ïŒÎ±
äœã®HOOCâèèªæã®çŸ€ããéžæãããå®èœåº
ãå°ããšãïŒåæããå€å®èœæ§ã¢ããé žãïœâã
ãã«åºã«ããHOâèèªæïŒHOOCâèèªæïŒÎ³
ïŒÎ²ïŒÎ±ïŒã®é åºã§å°éããæ¹æ³ã«ãããŠãHO
âèèªæãã¢ããåºã«å¯ŸããŠÎ³ïŒÎ²ïŒÎ±äœã®
HOOCâèèªæã®çŸ€ããéžæãããå®èœåºãå°
ããšãïŒåæããå€å®èœæ§ã¢ããé žãææ©ãšãŒã
ã«äžã®æ¿ç¡«é žæº¶æ¶²äžã«æº¶ãããåŸãããæº¶æ¶²ã«é«
ããŠãïŒâã®æž©åºŠã§éå°ã®æ¶²äœã€ãœããã³ãå ã
ãããšãç¹åŸŽãšããHOâèèªæãã¢ããåºã«å¯Ÿ
ãγïŒÎ²ïŒÎ±äœã®HOOCâèèªæã®çŸ€ããéžæ
ãããå®èœåºãå°ããšãïŒåæããå€å®èœæ§ã¢ã
ãé žãïœâããã«åºã«ããHOâèèªæïŒHOOC
âèèªæïŒÎ³ïŒÎ²ïŒÎ±ïŒã®é åºã§å°éããæ¹æ³ã ïŒ å°éãã¹ãåºã®ãããªéšåãã€ãœããã³ãšå
å¿ãããããã«ç¡«é žãäžåããç¹èš±è«æ±ã®ç¯å²ç¬¬
ïŒé èšèŒã®æ¹æ³ã ïŒ éå°ã®ã€ãœããã³ãçå»ããç¹èš±è«æ±ã®ç¯å²
第ïŒé èšèŒã®æ¹æ³ã ïŒ çå»ãè¿ éã«ãäŸãã°å€§ããªè¡šé¢ç©ã§ã®èžçº
ã«ããè¡ãç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®æ¹æ³ã ïŒ äžåããæ··åç©ãæ°Žã§æœåºããæ°Žçžãã¢ã¬ã
ãŠã©ãŒã·ãŒãææãéããŠã¯ãããã°ã©ãã€ãŒã«
ãããããåã¯çæç©ãæ°Žããã®çµæ¶åã«ããç²
åŸããç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé ãã第ïŒé ãŸã§ã®ã
ãããïŒé èšèŒã®æ¹æ³ã
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3122450.4 | 1981-06-05 | ||
| DE19813122450 DE3122450A1 (de) | 1981-06-05 | 1981-06-05 | Verfahren zur herstellung von polyfunktionalen organischen verbindungen mit wenigstens einer tert. butylaether- oder -estergruppe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS584731A JPS584731A (ja) | 1983-01-11 |
| JPH0337535B2 true JPH0337535B2 (ja) | 1991-06-05 |
Family
ID=6134060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57096047A Granted JPS584731A (ja) | 1981-06-05 | 1982-06-04 | å€å®èœæ§ã¢ããé žãïœâããã«åºã«ããéžæçã«å°éããæ¹æ³ |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4485253A (ja) |
| EP (1) | EP0066856B2 (ja) |
| JP (1) | JPS584731A (ja) |
| AT (1) | ATE11281T1 (ja) |
| CA (1) | CA1184195A (ja) |
| DE (2) | DE3122450A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6041653A (ja) * | 1983-08-13 | 1985-03-05 | Morinaga Milk Ind Co Ltd | Îâã«ã«ããã³ãžã«ãªãã·ââã°ã«ã¿ãã³é žâαâã³ãªã³ãšã¹ãã«å¡©ã®è£œé æ³ |
| WO2003053909A1 (en) * | 2001-12-21 | 2003-07-03 | Biocon Limited | Process for preparing amino acid tert-butyl ester hydrochloric acid salts |
| KR101446551B1 (ko) * | 2013-02-26 | 2014-10-06 | 죌ìíì¬ ìë¯žë žë¡ì§ì€ | (2rs)-ìë¯žë ž-(3s)-íëë¡ì-ë¶í°ë¥Žì° ëë ìŽì ì ë첎ì ì ì¡°ë°©ë² |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA656869A (en) * | 1963-01-29 | Chafetz Harry | Preparation of tertiary esters | |
| DE1128428B (de) * | 1959-08-08 | 1962-04-26 | Hoechst Ag | Verfahren zur Herstellung von Carbonsaeure-tertiaer-alkylestern und zur Abtrennung und bzw. oder Gewinnung von tertiaeren Olefinen aus diese enthaltenden Kohlenwasserstoffgemischen |
| NL128181C (ja) * | 1964-01-06 | |||
| GB1283161A (en) * | 1969-04-21 | 1972-07-26 | Nippon Soda Co | Process for the preparation of a butyl ester mixture |
| DE2021825A1 (de) * | 1970-05-05 | 1971-12-30 | Manzke Oswald Dipl Chem Dr | Verfahren zur Herstellung von oberflaechenaktiven Glutaminsaeure-Estern und -Amiden |
| GB1359667A (en) * | 1970-12-02 | 1974-07-10 | Kyowa Hakko Kogyo Kk | Preparation of ypsilon-methyl glutamate |
| BE790778A (fr) * | 1971-11-05 | 1973-04-30 | Lilly Co Eli | Procede et t-butylation d'amino-acides substitues par des groupements hydroxyle ou thiol |
| US3746689A (en) * | 1972-02-11 | 1973-07-17 | Basf Wyandotte Corp | Polyisocyanates blocked with polyhaloalcohols |
| US4068086A (en) * | 1975-03-25 | 1978-01-10 | Hoechst Aktiengesellschaft | Blocked polyisocyanates obtained from 2,2,4-trimethylhexamethylene-diisocyanate and acetoacetic acid alkyl esters |
| DE2612783C3 (de) * | 1976-03-25 | 1981-11-05 | Hoechst Ag, 6000 Frankfurt | Biurete, Verfahren zu ihrer Herstellung und deren Verwendung |
-
1981
- 1981-06-05 DE DE19813122450 patent/DE3122450A1/de not_active Withdrawn
-
1982
- 1982-05-25 US US06/381,989 patent/US4485253A/en not_active Expired - Lifetime
- 1982-06-03 EP EP82104892A patent/EP0066856B2/de not_active Expired
- 1982-06-03 AT AT82104892T patent/ATE11281T1/de active
- 1982-06-03 DE DE8282104892T patent/DE3261930D1/de not_active Expired
- 1982-06-04 JP JP57096047A patent/JPS584731A/ja active Granted
- 1982-06-04 CA CA000404515A patent/CA1184195A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0066856B1 (de) | 1985-01-16 |
| EP0066856B2 (de) | 1988-11-17 |
| DE3122450A1 (de) | 1982-12-30 |
| EP0066856A1 (de) | 1982-12-15 |
| DE3261930D1 (en) | 1985-02-28 |
| JPS584731A (ja) | 1983-01-11 |
| CA1184195A (en) | 1985-03-19 |
| ATE11281T1 (de) | 1985-02-15 |
| US4485253A (en) | 1984-11-27 |
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