DE2704212A1 - Verfahren zur herstellung von l-methionin - Google Patents
Verfahren zur herstellung von l-methioninInfo
- Publication number
- DE2704212A1 DE2704212A1 DE19772704212 DE2704212A DE2704212A1 DE 2704212 A1 DE2704212 A1 DE 2704212A1 DE 19772704212 DE19772704212 DE 19772704212 DE 2704212 A DE2704212 A DE 2704212A DE 2704212 A1 DE2704212 A1 DE 2704212A1
- Authority
- DE
- Germany
- Prior art keywords
- cells
- methionine
- carbamoylmethionine
- microorganism
- reaction
- 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.)
- Ceased
Links
- FFEARJCKVFRZRR-BYPYZUCNSA-N L-methionine Chemical compound CSCC[C@H](N)C(O)=O FFEARJCKVFRZRR-BYPYZUCNSA-N 0.000 title claims description 50
- 238000000034 method Methods 0.000 title claims description 31
- 230000008569 process Effects 0.000 title claims description 15
- 229960004452 methionine Drugs 0.000 claims description 51
- FFEARJCKVFRZRR-UHFFFAOYSA-N L-Methionine Natural products CSCCC(N)C(O)=O FFEARJCKVFRZRR-UHFFFAOYSA-N 0.000 claims description 48
- 229930195722 L-methionine Natural products 0.000 claims description 38
- 244000005700 microbiome Species 0.000 claims description 38
- DEWDMTSMCKXBNP-BYPYZUCNSA-N N-carbamoyl-L-methionine Chemical compound CSCC[C@@H](C(O)=O)NC(N)=O DEWDMTSMCKXBNP-BYPYZUCNSA-N 0.000 claims description 21
- 235000010633 broth Nutrition 0.000 claims description 20
- DEWDMTSMCKXBNP-UHFFFAOYSA-N 2-(carbamoylamino)-4-methylsulfanylbutanoic acid Chemical compound CSCCC(C(O)=O)NC(N)=O DEWDMTSMCKXBNP-UHFFFAOYSA-N 0.000 claims description 18
- 108090000790 Enzymes Proteins 0.000 claims description 14
- 102000004190 Enzymes Human genes 0.000 claims description 14
- 239000001963 growth medium Substances 0.000 claims description 12
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- SBKRXUMXMKBCLD-UHFFFAOYSA-N 5-(2-methylsulfanylethyl)imidazolidine-2,4-dione Chemical compound CSCCC1NC(=O)NC1=O SBKRXUMXMKBCLD-UHFFFAOYSA-N 0.000 claims description 5
- 241000222120 Candida <Saccharomycetales> Species 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 4
- 241000590020 Achromobacter Species 0.000 claims description 3
- 241000186046 Actinomyces Species 0.000 claims description 3
- 241000228212 Aspergillus Species 0.000 claims description 3
- 241000193830 Bacillus <bacterium> Species 0.000 claims description 3
- 241000186216 Corynebacterium Species 0.000 claims description 3
- 241000186359 Mycobacterium Species 0.000 claims description 3
- 241000586779 Protaminobacter Species 0.000 claims description 3
- 241000192023 Sarcina Species 0.000 claims description 3
- 241000187747 Streptomyces Species 0.000 claims description 3
- 239000012736 aqueous medium Substances 0.000 claims description 3
- 241000607534 Aeromonas Species 0.000 claims description 2
- 241000186063 Arthrobacter Species 0.000 claims description 2
- 241000588914 Enterobacter Species 0.000 claims description 2
- 241000588698 Erwinia Species 0.000 claims description 2
- 241000588722 Escherichia Species 0.000 claims description 2
- 241000588748 Klebsiella Species 0.000 claims description 2
- 241000187654 Nocardia Species 0.000 claims description 2
- 241000588769 Proteus <enterobacteria> Species 0.000 claims description 2
- 241000589516 Pseudomonas Species 0.000 claims description 2
- 241000235070 Saccharomyces Species 0.000 claims description 2
- 241000191940 Staphylococcus Species 0.000 claims description 2
- 241000589634 Xanthomonas Species 0.000 claims description 2
- 241000589158 Agrobacterium Species 0.000 claims 2
- 241000588986 Alcaligenes Species 0.000 claims 1
- 241000186146 Brevibacterium Species 0.000 claims 1
- 241001467578 Microbacterium Species 0.000 claims 1
- 241000192041 Micrococcus Species 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 35
- 239000000203 mixture Substances 0.000 description 28
- 229930182817 methionine Natural products 0.000 description 22
- 235000006109 methionine Nutrition 0.000 description 21
- 239000000758 substrate Substances 0.000 description 14
- 239000002609 medium Substances 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- 239000004470 DL Methionine Substances 0.000 description 10
- 238000006460 hydrolysis reaction Methods 0.000 description 10
- 239000011541 reaction mixture Substances 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 8
- 239000006285 cell suspension Substances 0.000 description 7
- 238000009630 liquid culture Methods 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 241001430228 Clavibacter sepedonicus Species 0.000 description 5
- 230000009471 action Effects 0.000 description 5
- 238000005119 centrifugation Methods 0.000 description 5
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229940041514 candida albicans extract Drugs 0.000 description 4
- 239000008103 glucose Substances 0.000 description 4
- 239000008055 phosphate buffer solution Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000012138 yeast extract Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- 241000588697 Enterobacter cloacae Species 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 239000001888 Peptone Substances 0.000 description 3
- 108010080698 Peptones Proteins 0.000 description 3
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 3
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 description 3
- 239000007853 buffer solution Substances 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 3
- 230000004151 fermentation Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 235000019319 peptone Nutrition 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 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 2
- 241000186361 Actinobacteria <class> Species 0.000 description 2
- 241000589156 Agrobacterium rhizogenes Species 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 241000191070 Escherichia coli ATCC 8739 Species 0.000 description 2
- 241000191938 Micrococcus luteus Species 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- XUYPXLNMDZIRQH-LURJTMIESA-N N-acetyl-L-methionine Chemical compound CSCC[C@@H](C(O)=O)NC(C)=O XUYPXLNMDZIRQH-LURJTMIESA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 241000958221 Streptomyces flaveolus Species 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 241000589636 Xanthomonas campestris Species 0.000 description 2
- 238000006640 acetylation reaction Methods 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004166 bioassay Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003729 cation exchange resin Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 241000607516 Aeromonas caviae Species 0.000 description 1
- 241000588813 Alcaligenes faecalis Species 0.000 description 1
- 241000193752 Bacillus circulans Species 0.000 description 1
- 241000193749 Bacillus coagulans Species 0.000 description 1
- 241000194108 Bacillus licheniformis Species 0.000 description 1
- 241000194107 Bacillus megaterium Species 0.000 description 1
- 241000194103 Bacillus pumilus Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001134763 Corynebacterium flavescens Species 0.000 description 1
- FFEARJCKVFRZRR-SCSAIBSYSA-N D-methionine Chemical compound CSCC[C@@H](N)C(O)=O FFEARJCKVFRZRR-SCSAIBSYSA-N 0.000 description 1
- 229930182818 D-methionine Natural products 0.000 description 1
- 241001509401 Gordonia rubripertincta Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound 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 description 1
- 241000588747 Klebsiella pneumoniae Species 0.000 description 1
- 241000191948 Kocuria rosea Species 0.000 description 1
- -1 L-N-carbamoyl- ethionine Chemical compound 0.000 description 1
- 150000008575 L-amino acids Chemical class 0.000 description 1
- 241000187480 Mycobacterium smegmatis Species 0.000 description 1
- DEWDMTSMCKXBNP-SCSAIBSYSA-N N-carbamoyl-D-methionine Chemical compound CSCC[C@H](C(O)=O)NC(N)=O DEWDMTSMCKXBNP-SCSAIBSYSA-N 0.000 description 1
- 241001524178 Paenarthrobacter ureafaciens Species 0.000 description 1
- 241000588702 Pectobacterium carotovorum subsp. carotovorum Species 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 241000588770 Proteus mirabilis Species 0.000 description 1
- 241000589517 Pseudomonas aeruginosa Species 0.000 description 1
- 241000589771 Ralstonia solanacearum Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 235000019764 Soybean Meal Nutrition 0.000 description 1
- 241000191967 Staphylococcus aureus Species 0.000 description 1
- 241001454747 Streptomyces aureus Species 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 241000319304 [Brevibacterium] flavum Species 0.000 description 1
- 241000191335 [Candida] intermedia Species 0.000 description 1
- 230000021736 acetylation Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 229940005347 alcaligenes faecalis Drugs 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 235000001014 amino acid Nutrition 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229940054340 bacillus coagulans Drugs 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 1
- 229940091173 hydantoin Drugs 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000003834 intracellular effect Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- FEMOMIGRRWSMCU-UHFFFAOYSA-N ninhydrin Chemical compound C1=CC=C2C(=O)C(O)(O)C(=O)C2=C1 FEMOMIGRRWSMCU-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 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
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000008363 phosphate buffer Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- JUJWROOIHBZHMG-UHFFFAOYSA-O pyridinium Chemical compound C1=CC=[NH+]C=C1 JUJWROOIHBZHMG-UHFFFAOYSA-O 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000006340 racemization Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- UQDJGEHQDNVPGU-UHFFFAOYSA-N serine phosphoethanolamine Chemical compound [NH3+]CCOP([O-])(=O)OCC([NH3+])C([O-])=O UQDJGEHQDNVPGU-UHFFFAOYSA-N 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004455 soybean meal Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
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Classifications
-
- 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
- C12P13/12—Methionine; Cysteine; Cystine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S435/822—Microorganisms using bacteria or actinomycetales
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- Y10S435/824—Achromobacter
-
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- Y10S435/828—Aerobacter
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- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10S435/829—Alcaligenes
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- Y10S435/832—Bacillus
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- Y10S435/836—Bacillus licheniformis
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- Y10S435/84—Brevibacterium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S435/911—Microorganisms using fungi
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Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biotechnology (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 |
|---|---|---|---|
| JP1157476A JPS52125692A (en) | 1976-02-04 | 1976-02-04 | Preparation of l-methionine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2704212A1 true DE2704212A1 (de) | 1977-08-11 |
Family
ID=11781679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772704212 Ceased DE2704212A1 (de) | 1976-02-04 | 1977-02-02 | Verfahren zur herstellung von l-methionin |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4148688A (enExample) |
| JP (1) | JPS52125692A (enExample) |
| DE (1) | DE2704212A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438087A1 (fr) * | 1978-05-23 | 1980-04-30 | Snam Progetti | Nouveau micro-organisme du genre agrobacterium |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4912042A (en) * | 1989-08-17 | 1990-03-27 | Eastman Kodak Company | Preparation of D-malic acid or derivative |
| DE19519717C1 (de) * | 1995-05-30 | 1996-08-22 | Degussa | Neuer Mikroorganismus, dessen Verwendung und Verfahren zur Herstellung von L-alpha-Aminosäuren |
| EP1656454A4 (en) * | 2003-07-08 | 2011-06-22 | Novus Int Inc | PROCESS FOR METHIONINAL RECOVERY |
| FR2951195B1 (fr) | 2009-10-14 | 2014-01-31 | Roquette Freres | Composition riche en methionine destinee a l'alimentation animale |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1293776B (de) * | 1961-08-25 | 1969-04-30 | Sumitomo Chemical Co | Verfahren zur Herstellung von L-Methionin |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT987278B (it) * | 1973-05-11 | 1975-02-20 | Snam Progetti | Procedimento per la preparazione di l carbamil ammino acidi e dei corrispondenti l amminoacidi |
| US3963573A (en) * | 1975-03-03 | 1976-06-15 | The Procter & Gamble Company | Process for producing N-acyl-L-methionine |
-
1976
- 1976-02-04 JP JP1157476A patent/JPS52125692A/ja active Granted
-
1977
- 1977-01-28 US US05/763,710 patent/US4148688A/en not_active Expired - Lifetime
- 1977-02-02 DE DE19772704212 patent/DE2704212A1/de not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1293776B (de) * | 1961-08-25 | 1969-04-30 | Sumitomo Chemical Co | Verfahren zur Herstellung von L-Methionin |
Non-Patent Citations (1)
| Title |
|---|
| Am. Type Culture Collection, 13. Ed. (1978) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438087A1 (fr) * | 1978-05-23 | 1980-04-30 | Snam Progetti | Nouveau micro-organisme du genre agrobacterium |
| DK153953B (da) * | 1978-05-23 | 1988-09-26 | Anic Spa | Fremgangsmaade til fremstilling af d-aminosyrer samt middel til brug ved fremgangsmaaden |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5529678B2 (enExample) | 1980-08-05 |
| US4148688A (en) | 1979-04-10 |
| JPS52125692A (en) | 1977-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: TUERK, D., DIPL.-CHEM. DR.RER.NAT. GILLE, C., DIPL |
|
| 8131 | Rejection |