TWI260316B - Production of chirally pure alpha-amino acids N-sulfonyl alpha-amino acids - Google Patents
Production of chirally pure alpha-amino acids N-sulfonyl alpha-amino acids Download PDFInfo
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- TWI260316B TWI260316B TW091135621A TW91135621A TWI260316B TW I260316 B TWI260316 B TW I260316B TW 091135621 A TW091135621 A TW 091135621A TW 91135621 A TW91135621 A TW 91135621A TW I260316 B TWI260316 B TW I260316B
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- Prior art keywords
- substituted
- group
- alkyl
- acid
- amino acid
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- 235000008206 alpha-amino acids Nutrition 0.000 title claims abstract description 34
- 150000001371 alpha-amino acids Chemical class 0.000 title claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 90
- 239000002253 acid Substances 0.000 claims abstract description 47
- 150000003839 salts Chemical class 0.000 claims abstract description 36
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 31
- 239000000047 product Substances 0.000 claims abstract description 22
- 239000002244 precipitate Substances 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 239000011260 aqueous acid Substances 0.000 claims abstract description 8
- 239000000284 extract Substances 0.000 claims abstract description 8
- 239000003960 organic solvent Substances 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims abstract description 5
- 150000002825 nitriles Chemical class 0.000 claims abstract description 5
- 238000005406 washing Methods 0.000 claims abstract description 4
- ZNGSVRYVWHOWLX-KHFUBBAMSA-N (1r,2s)-2-(methylamino)-1-phenylpropan-1-ol;hydrate Chemical compound O.CN[C@@H](C)[C@H](O)C1=CC=CC=C1.CN[C@@H](C)[C@H](O)C1=CC=CC=C1 ZNGSVRYVWHOWLX-KHFUBBAMSA-N 0.000 claims abstract description 3
- 150000001875 compounds Chemical class 0.000 claims description 80
- 125000000217 alkyl group Chemical group 0.000 claims description 68
- -1 amino acid hydrochloride Chemical class 0.000 claims description 58
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 46
- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 36
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 34
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims description 23
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 22
- 239000001257 hydrogen Substances 0.000 claims description 22
- GOJUJUVQIVIZAV-UHFFFAOYSA-N 2-amino-4,6-dichloropyrimidine-5-carbaldehyde Chemical group NC1=NC(Cl)=C(C=O)C(Cl)=N1 GOJUJUVQIVIZAV-UHFFFAOYSA-N 0.000 claims description 21
- 230000002079 cooperative effect Effects 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 21
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 21
- 125000000304 alkynyl group Chemical group 0.000 claims description 20
- 235000001014 amino acid Nutrition 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 150000001413 amino acids Chemical class 0.000 claims description 19
- 125000003342 alkenyl group Chemical group 0.000 claims description 18
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 125000000623 heterocyclic group Chemical group 0.000 claims description 16
- 150000002431 hydrogen Chemical class 0.000 claims description 16
- 239000011541 reaction mixture Substances 0.000 claims description 15
- 229910052736 halogen Inorganic materials 0.000 claims description 13
- 150000002367 halogens Chemical group 0.000 claims description 13
- 238000002360 preparation method Methods 0.000 claims description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 11
- 150000001299 aldehydes Chemical class 0.000 claims description 9
- 125000001424 substituent group Chemical group 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 8
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 6
- 150000007522 mineralic acids Chemical class 0.000 claims description 6
- 125000005017 substituted alkenyl group Chemical group 0.000 claims description 6
- 125000004426 substituted alkynyl group Chemical group 0.000 claims description 6
- 101100516568 Caenorhabditis elegans nhr-7 gene Proteins 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 4
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- 238000001953 recrystallisation Methods 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 125000004632 tetrahydrothiopyranyl group Chemical group S1C(CCCC1)* 0.000 claims description 4
- 229910052727 yttrium Inorganic materials 0.000 claims description 4
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims description 3
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- 238000009835 boiling Methods 0.000 claims description 3
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- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 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 claims description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 2
- 125000006383 alkylpyridyl group Chemical group 0.000 claims description 2
- 238000012937 correction Methods 0.000 claims description 2
- 239000000706 filtrate Substances 0.000 claims description 2
- 150000007529 inorganic bases Chemical class 0.000 claims description 2
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- 235000011152 sodium sulphate Nutrition 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 7
- 125000002347 octyl group Chemical group [H]C([*])([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 claims 5
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 2
- 238000005984 hydrogenation reaction Methods 0.000 claims 2
- 238000006386 neutralization reaction Methods 0.000 claims 2
- 125000004172 4-methoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C([H])C([H])=C1* 0.000 claims 1
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 claims 1
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 claims 1
- ROHFNLRQFUQHCH-UHFFFAOYSA-N Leucine Natural products CC(C)CC(N)C(O)=O ROHFNLRQFUQHCH-UHFFFAOYSA-N 0.000 claims 1
- 239000007832 Na2SO4 Substances 0.000 claims 1
- WMJOEMPHTXKYBN-UHFFFAOYSA-N amino(phenyl)methanethiol Chemical compound NC(S)C1=CC=CC=C1 WMJOEMPHTXKYBN-UHFFFAOYSA-N 0.000 claims 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims 1
- 235000011130 ammonium sulphate Nutrition 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- 230000000739 chaotic effect Effects 0.000 claims 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 1
- 230000003301 hydrolyzing effect Effects 0.000 claims 1
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 230000003472 neutralizing effect Effects 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- JUJWROOIHBZHMG-UHFFFAOYSA-O pyridinium Chemical compound C1=CC=[NH+]C=C1 JUJWROOIHBZHMG-UHFFFAOYSA-O 0.000 claims 1
- 150000001370 alpha-amino acid derivatives Chemical class 0.000 abstract description 11
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- RQEUFEKYXDPUSK-UHFFFAOYSA-N 1-phenylethylamine Chemical compound CC(N)C1=CC=CC=C1 RQEUFEKYXDPUSK-UHFFFAOYSA-N 0.000 abstract description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229940024606 amino acid Drugs 0.000 description 25
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 24
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- 239000000243 solution Substances 0.000 description 21
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
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- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 12
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- JKMHFZQWWAIEOD-UHFFFAOYSA-N 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid Chemical compound OCC[NH+]1CCN(CCS([O-])(=O)=O)CC1 JKMHFZQWWAIEOD-UHFFFAOYSA-N 0.000 description 5
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- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 235000009518 sodium iodide Nutrition 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
- 238000011916 stereoselective reduction Methods 0.000 description 1
- 150000003432 sterols Chemical class 0.000 description 1
- 235000003702 sterols Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 125000003107 substituted aryl group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 125000006296 sulfonyl amino group Chemical group [H]N(*)S(*)(=O)=O 0.000 description 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N sulfur dioxide Inorganic materials O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- RQCNHUCCQJMSRG-UHFFFAOYSA-N tert-butyl piperidine-1-carboxylate Chemical compound CC(C)(C)OC(=O)N1CCCCC1 RQCNHUCCQJMSRG-UHFFFAOYSA-N 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 125000001712 tetrahydronaphthyl group Chemical group C1(CCCC2=CC=CC=C12)* 0.000 description 1
- CNUXCVDKHRHYTB-UHFFFAOYSA-N tetramethylphosphanium;azide Chemical compound [N-]=[N+]=[N-].C[P+](C)(C)C CNUXCVDKHRHYTB-UHFFFAOYSA-N 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- AYEKOFBPNLCAJY-UHFFFAOYSA-O thiamine pyrophosphate Chemical compound CC1=C(CCOP(O)(=O)OP(O)(O)=O)SC=[N+]1CC1=CN=C(C)N=C1N AYEKOFBPNLCAJY-UHFFFAOYSA-O 0.000 description 1
- GLQWRXYOTXRDNH-UHFFFAOYSA-N thiophen-2-amine Chemical compound NC1=CC=CS1 GLQWRXYOTXRDNH-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003146 transient transfection Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- RMNIZOOYFMNEJJ-UHFFFAOYSA-K tripotassium;phosphate;hydrate Chemical class O.[K+].[K+].[K+].[O-]P([O-])([O-])=O RMNIZOOYFMNEJJ-UHFFFAOYSA-K 0.000 description 1
- 238000000825 ultraviolet detection Methods 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
- 229960005486 vaccine Drugs 0.000 description 1
- 239000004474 valine Substances 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 229940075420 xanthine Drugs 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D307/64—Sulfur atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom 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
- C07D333/30—Hetero atoms other than halogen
- C07D333/34—Sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hospice & Palliative Care (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Psychiatry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/014,304 US6610734B2 (en) | 2000-12-13 | 2001-12-11 | Heterocyclic sulfonamide inhibitors of beta amyloid production |
| US10/166,896 US6657070B2 (en) | 2000-12-13 | 2002-06-11 | Production of chirally pure α-amino acids and N-sulfonyl α-amino acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200306292A TW200306292A (en) | 2003-11-16 |
| TWI260316B true TWI260316B (en) | 2006-08-21 |
Family
ID=46204648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW091135621A TWI260316B (en) | 2001-12-11 | 2002-12-10 | Production of chirally pure alpha-amino acids N-sulfonyl alpha-amino acids |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1461332A4 (https=) |
| JP (1) | JP4615861B2 (https=) |
| AU (2) | AU2002351170B8 (https=) |
| CA (1) | CA2470111A1 (https=) |
| MX (1) | MXPA04005366A (https=) |
| TW (1) | TWI260316B (https=) |
| WO (1) | WO2003050062A2 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HUP0303857A3 (en) | 2000-12-13 | 2007-07-30 | Wyeth Corp | Heterocyclic sulifonamide inhibitors of beta amyloid production |
| BRPI0408962A (pt) | 2003-03-31 | 2006-04-04 | Wyeth Corp | inibidores sulfonamidas heterocìclicos contendo flúor- e trifluoroalquila da produção de beta amilóide e seus derivados |
| ES2330451T3 (es) | 2004-01-16 | 2009-12-10 | Wyeth | Inhibidores a base de sulfonamidas heterociclicas de la produccion de beta-amiloides que contienen un azol. |
| JP2009534385A (ja) | 2006-04-21 | 2009-09-24 | ワイス | キラル的に純粋なアミノアルコール中間体、それらの誘導体の製造、及びそれらの使用 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3802981A1 (de) * | 1988-02-02 | 1989-08-10 | Basf Ag | Verfahren zur reduktion reduzierbarer verbindungen |
| US5264577A (en) * | 1992-04-22 | 1993-11-23 | Warner-Lambert Company | Cyclic amino acids and derivatives thereof |
| ATE218541T1 (de) * | 1992-08-25 | 2002-06-15 | Searle & Co | Hydroxyethylaminosulfonamide verwendbar als inhibitoren retroviraler proteasen |
| US5968942A (en) * | 1992-08-25 | 1999-10-19 | G. D. Searle & Co. | α- and β-amino acid hydroxyethylamino sulfonamides useful as retroviral protease inhibitors |
| US6191306B1 (en) * | 1999-08-03 | 2001-02-20 | Eastman Chemical Company | Process for the preparation of cyclopropylglycine |
-
2002
- 2002-11-26 JP JP2003551090A patent/JP4615861B2/ja not_active Expired - Fee Related
- 2002-11-26 WO PCT/US2002/038117 patent/WO2003050062A2/en not_active Ceased
- 2002-11-26 CA CA002470111A patent/CA2470111A1/en not_active Abandoned
- 2002-11-26 MX MXPA04005366A patent/MXPA04005366A/es active IP Right Grant
- 2002-11-26 AU AU2002351170A patent/AU2002351170B8/en not_active Ceased
- 2002-11-26 EP EP02786817A patent/EP1461332A4/en not_active Withdrawn
- 2002-12-10 TW TW091135621A patent/TWI260316B/zh active
-
2009
- 2009-12-24 AU AU2009251195A patent/AU2009251195A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO2003050062A3 (en) | 2003-11-20 |
| AU2002351170B2 (en) | 2009-09-24 |
| WO2003050062A2 (en) | 2003-06-19 |
| MXPA04005366A (es) | 2004-09-27 |
| JP2005511727A (ja) | 2005-04-28 |
| EP1461332A2 (en) | 2004-09-29 |
| AU2009251195A1 (en) | 2010-01-21 |
| EP1461332A4 (en) | 2009-10-21 |
| CA2470111A1 (en) | 2003-06-19 |
| AU2002351170A1 (en) | 2003-06-23 |
| TW200306292A (en) | 2003-11-16 |
| AU2002351170B8 (en) | 2009-10-08 |
| JP4615861B2 (ja) | 2011-01-19 |
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