GB1593963A - Optical resolution of n-acyl-threonines - Google Patents
Optical resolution of n-acyl-threonines Download PDFInfo
- Publication number
- GB1593963A GB1593963A GB5057/78A GB505778A GB1593963A GB 1593963 A GB1593963 A GB 1593963A GB 5057/78 A GB5057/78 A GB 5057/78A GB 505778 A GB505778 A GB 505778A GB 1593963 A GB1593963 A GB 1593963A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acyl
- threonine
- ester
- process according
- group
- 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
Links
- 230000003287 optical effect Effects 0.000 title description 5
- 239000004473 Threonine Substances 0.000 claims description 45
- 229960002898 threonine Drugs 0.000 claims description 45
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 30
- -1 benzyl ester Chemical class 0.000 claims description 28
- 108010022999 Serine Proteases Proteins 0.000 claims description 21
- 102000012479 Serine Proteases Human genes 0.000 claims description 21
- 150000002148 esters Chemical class 0.000 claims description 14
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 12
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 12
- 102000035195 Peptidases Human genes 0.000 claims description 10
- 108091005804 Peptidases Proteins 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 10
- 125000004432 carbon atom Chemical group C* 0.000 claims description 10
- 108010056079 Subtilisins Proteins 0.000 claims description 6
- 102000005158 Subtilisins Human genes 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 6
- 235000010288 sodium nitrite Nutrition 0.000 claims description 6
- 125000002252 acyl group Chemical group 0.000 claims description 3
- 239000012024 dehydrating agents Substances 0.000 claims description 3
- 125000004185 ester group Chemical group 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- 230000003301 hydrolyzing effect Effects 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- PEDXUVCGOLSNLQ-WUJLRWPWSA-N N-acetyl-L-threonine Chemical compound C[C@@H](O)[C@@H](C(O)=O)NC(C)=O PEDXUVCGOLSNLQ-WUJLRWPWSA-N 0.000 claims description 2
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims description 2
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 claims description 2
- ZUINDAYECPXXNP-XINAWCOVSA-N methyl (2s,3r)-2-acetamido-3-hydroxybutanoate Chemical compound COC(=O)[C@H]([C@@H](C)O)NC(C)=O ZUINDAYECPXXNP-XINAWCOVSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 102000004190 Enzymes Human genes 0.000 description 14
- 108090000790 Enzymes Proteins 0.000 description 14
- 229940088598 enzyme Drugs 0.000 description 14
- 239000000243 solution Substances 0.000 description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical group CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 108090000787 Subtilisin Proteins 0.000 description 8
- 239000011541 reaction mixture Substances 0.000 description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- 150000008551 L-threonines Chemical class 0.000 description 6
- AYFVYJQAPQTCCC-UHFFFAOYSA-N Threonine Natural products CC(O)C(N)C(O)=O AYFVYJQAPQTCCC-UHFFFAOYSA-N 0.000 description 6
- 244000063299 Bacillus subtilis Species 0.000 description 5
- 235000014469 Bacillus subtilis Nutrition 0.000 description 5
- 125000000217 alkyl group Chemical group 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- DYLIWHYUXAJDOJ-OWOJBTEDSA-N (e)-4-(6-aminopurin-9-yl)but-2-en-1-ol Chemical compound NC1=NC=NC2=C1N=CN2C\C=C\CO DYLIWHYUXAJDOJ-OWOJBTEDSA-N 0.000 description 4
- IMSODMZESSGVBE-UHFFFAOYSA-N 2-Oxazoline Chemical compound C1CN=CO1 IMSODMZESSGVBE-UHFFFAOYSA-N 0.000 description 4
- 108090000371 Esterases Proteins 0.000 description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 4
- 229960000583 acetic acid Drugs 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000005984 hydrogenation reaction Methods 0.000 description 4
- 238000002329 infrared spectrum Methods 0.000 description 4
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- AYFVYJQAPQTCCC-STHAYSLISA-N D-threonine Chemical compound C[C@H](O)[C@@H](N)C(O)=O AYFVYJQAPQTCCC-STHAYSLISA-N 0.000 description 3
- 229930182822 D-threonine Natural products 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- AYFVYJQAPQTCCC-HRFVKAFMSA-N L-allothreonine Chemical compound C[C@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-HRFVKAFMSA-N 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- ZUINDAYECPXXNP-UHFFFAOYSA-N methyl 2-acetamido-3-hydroxybutanoate Chemical compound COC(=O)C(C(C)O)NC(C)=O ZUINDAYECPXXNP-UHFFFAOYSA-N 0.000 description 3
- 238000010561 standard procedure Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 125000003047 N-acetyl group Chemical group 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- 150000001413 amino acids Chemical group 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 230000002255 enzymatic effect Effects 0.000 description 2
- 230000007071 enzymatic hydrolysis Effects 0.000 description 2
- 238000006047 enzymatic hydrolysis reaction Methods 0.000 description 2
- 125000004494 ethyl ester group Chemical group 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 229960004452 methionine Drugs 0.000 description 2
- 238000003541 multi-stage reaction Methods 0.000 description 2
- 239000008363 phosphate buffer Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229940024999 proteolytic enzymes for treatment of wounds and ulcers Drugs 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Chemical compound OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- SJZRECIVHVDYJC-UHFFFAOYSA-N 4-hydroxybutyric acid Chemical compound OCCCC(O)=O SJZRECIVHVDYJC-UHFFFAOYSA-N 0.000 description 1
- 241000223600 Alternaria Species 0.000 description 1
- 108700023418 Amidases Proteins 0.000 description 1
- 241000186063 Arthrobacter Species 0.000 description 1
- 241000228212 Aspergillus Species 0.000 description 1
- 240000006439 Aspergillus oryzae Species 0.000 description 1
- 235000002247 Aspergillus oryzae Nutrition 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 229910014033 C-OH Inorganic materials 0.000 description 1
- 229910014570 C—OH Inorganic materials 0.000 description 1
- AYFVYJQAPQTCCC-PWNYCUMCSA-N D-Allothreonine Chemical compound C[C@@H](O)[C@@H](N)C(O)=O AYFVYJQAPQTCCC-PWNYCUMCSA-N 0.000 description 1
- QIVBCDIJIAJPQS-VIFPVBQESA-N L-tryptophane Chemical compound C1=CC=C2C(C[C@H](N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-VIFPVBQESA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- WRQNANDWMGAFTP-UHFFFAOYSA-N Methylacetoacetic acid Chemical compound COC(=O)CC(C)=O WRQNANDWMGAFTP-UHFFFAOYSA-N 0.000 description 1
- 108010059712 Pronase Proteins 0.000 description 1
- 239000004365 Protease Substances 0.000 description 1
- 241000187392 Streptomyces griseus Species 0.000 description 1
- QIVBCDIJIAJPQS-UHFFFAOYSA-N Tryptophan Natural products C1=CC=C2C(CC(N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- BZKPWHYZMXOIDC-UHFFFAOYSA-N acetazolamide Chemical compound CC(=O)NC1=NN=C(S(N)(=O)=O)S1 BZKPWHYZMXOIDC-UHFFFAOYSA-N 0.000 description 1
- 150000004729 acetoacetic acid derivatives Chemical class 0.000 description 1
- TUCNEACPLKLKNU-UHFFFAOYSA-N acetyl Chemical compound C[C]=O TUCNEACPLKLKNU-UHFFFAOYSA-N 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 230000010933 acylation Effects 0.000 description 1
- 238000005917 acylation reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 102000005922 amidase Human genes 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229940024606 amino acid Drugs 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 235000019728 animal nutrition Nutrition 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- BARTUUQQVUCKMN-UHFFFAOYSA-N benzyl 2-acetamido-3-hydroxybutanoate Chemical compound C(C1=CC=CC=C1)OC(C(NC(C)=O)C(O)C)=O BARTUUQQVUCKMN-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- SKCNIGRBPJIUBQ-UHFFFAOYSA-N chloroform;ethyl acetate Chemical compound ClC(Cl)Cl.CCOC(C)=O SKCNIGRBPJIUBQ-UHFFFAOYSA-N 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- YPHMISFOHDHNIV-FSZOTQKASA-N cycloheximide Chemical compound C1[C@@H](C)C[C@H](C)C(=O)[C@@H]1[C@H](O)CC1CC(=O)NC(=O)C1 YPHMISFOHDHNIV-FSZOTQKASA-N 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 235000015872 dietary supplement Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003797 essential amino acid Substances 0.000 description 1
- 235000020776 essential amino acid Nutrition 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000012259 ether extract Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 125000000268 heptanoyl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 125000003104 hexanoyl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 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
- 239000000463 material Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- ZUINDAYECPXXNP-UJURSFKZSA-N methyl (2R,3S)-2-acetamido-3-hydroxybutanoate Chemical compound COC([C@H](NC(C)=O)[C@@H](O)C)=O ZUINDAYECPXXNP-UJURSFKZSA-N 0.000 description 1
- KHOWDUMYRBCHAC-UHFFFAOYSA-N methyl 2-benzamido-3-hydroxybutanoate Chemical compound COC(=O)C(C(C)O)NC(=O)C1=CC=CC=C1 KHOWDUMYRBCHAC-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000035772 mutation Effects 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
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000001402 nonanoyl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 125000002801 octanoyl group Chemical group C(CCCCCCC)(=O)* 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 108090000021 oryzin Proteins 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 235000019833 protease Nutrition 0.000 description 1
- 238000002390 rotary evaporation Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
- 150000003456 sulfonamides Chemical class 0.000 description 1
- 150000003459 sulfonic acid esters Chemical class 0.000 description 1
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 125000003774 valeryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 235000015099 wheat brans Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/02—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
- C07D263/08—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D263/16—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P13/00—Preparation of nitrogen-containing organic compounds
- C12P13/04—Alpha- or beta- amino acids
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76717377A | 1977-02-09 | 1977-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1593963A true GB1593963A (en) | 1981-07-22 |
Family
ID=25078703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5057/78A Expired GB1593963A (en) | 1977-02-09 | 1978-02-08 | Optical resolution of n-acyl-threonines |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS53130491A (fr) |
| BE (1) | BE863797A (fr) |
| DE (1) | DE2804892A1 (fr) |
| FR (1) | FR2380251A1 (fr) |
| GB (1) | GB1593963A (fr) |
| IT (1) | IT7820132A0 (fr) |
| NL (1) | NL7801485A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4262092A (en) * | 1979-05-08 | 1981-04-14 | Ethyl Corporation | Process for producing N-acyl-D-phenylalanine ester |
| US5002871A (en) * | 1986-08-18 | 1991-03-26 | The Coca-Cola Company | Enzymatic membrane method for the synthesis and separation of peptides |
| JPH0641444B2 (ja) * | 1987-12-22 | 1994-06-01 | 高砂香料工業株式会社 | 光学活性スレオニンの製造法 |
| EP1434870B1 (fr) * | 2001-09-25 | 2006-12-27 | F. Hoffmann-La Roche Ag | Procede enzymatique de preparation d'acide 2-amino-3-(2-amino-phenylsulfanyl)-propionique a substitution |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3963573A (en) * | 1975-03-03 | 1976-06-15 | The Procter & Gamble Company | Process for producing N-acyl-L-methionine |
-
1978
- 1978-02-04 DE DE19782804892 patent/DE2804892A1/de not_active Withdrawn
- 1978-02-08 FR FR7803567A patent/FR2380251A1/fr not_active Withdrawn
- 1978-02-08 GB GB5057/78A patent/GB1593963A/en not_active Expired
- 1978-02-09 JP JP1402678A patent/JPS53130491A/ja active Pending
- 1978-02-09 NL NL7801485A patent/NL7801485A/xx not_active Application Discontinuation
- 1978-02-09 IT IT7820132A patent/IT7820132A0/it unknown
- 1978-02-09 BE BE185027A patent/BE863797A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53130491A (en) | 1978-11-14 |
| BE863797A (fr) | 1978-08-09 |
| DE2804892A1 (de) | 1978-08-10 |
| FR2380251A1 (fr) | 1978-09-08 |
| NL7801485A (nl) | 1978-08-11 |
| IT7820132A0 (it) | 1978-02-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3963573A (en) | Process for producing N-acyl-L-methionine | |
| EP0028251B1 (fr) | Procede de production d'un ester de n-acyl-d-phenylalanine | |
| EP0938582B1 (fr) | Procede enzymatique de fabrication de l'acide ascorbique, de l'acide 2-ceto-l-gulonique et d'esters de l'acide 2-ceto-l-gulonique | |
| DE3424440C2 (fr) | ||
| JPH029436A (ja) | 界面活性化合物及びその製造方法 | |
| GB1593963A (en) | Optical resolution of n-acyl-threonines | |
| GB2077284A (en) | Process for producing coproporphyrin iii | |
| US4259441A (en) | Process for resolving D, L-leucine | |
| EP1301452A2 (fr) | Procede de preparation de (-)menthol et de composes similaires | |
| AU2001278640A1 (en) | Process for preparing (-)menthol and similar compounds | |
| EP2121950B1 (fr) | Procédé d'hydrolyse enzymatique chimiosélectif d'un composé diester pour la préparation d'un composé monoester monoacide | |
| JPH01225490A (ja) | 油脂の改質法 | |
| CA2256894A1 (fr) | Procede de preparation d'acetals de l-allysine | |
| CA1146889A (fr) | Procede de preparation de derives carbonyl d'acides alpha-hydroxy et acides alpha-hydroxy correspondants | |
| JPH0632634B2 (ja) | 光学活性カルボン酸エステルの製造法 | |
| JPH07163382A (ja) | ジグリセリン−１−エステルの製造方法 | |
| GB1577087A (en) | Enzyme preparation having l-amino acyl amidase activity | |
| JP2555129B2 (ja) | （±）ー１ーパラ置換フェニルエタノールの光学分割方法 | |
| JP3217301B2 (ja) | 光学活性グリシド酸エステル及び光学活性グリセリン酸エステルの製造方法 | |
| FR2900926A1 (fr) | Procede de synthese d'ester de l'acide trans-4-amino-cyclohexanecarboxylique | |
| JPH09501570A (ja) | （ｌ）−２−クロルプロピオン酸及びその塩の製法 | |
| JP4392812B2 (ja) | 新規光学活性４−アミノ−２−メチル酪酸誘導体及びその製造方法 | |
| JPH0622776A (ja) | 酵素法によるｎ−長鎖アシルアミノ酸の製造方法 | |
| JPH0412109B2 (fr) | ||
| KR20050042490A (ko) | 광학 활성 에리스로-3-사이클로헥실세린의 제조 방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |