DE60032139T2 - Verfahren zur herstellung von r-(-)-carnitin aus s-(-)-chlorbernsteinsäure oder aus einem ihrer derivate - Google Patents
Verfahren zur herstellung von r-(-)-carnitin aus s-(-)-chlorbernsteinsäure oder aus einem ihrer derivate Download PDFInfo
- Publication number
- DE60032139T2 DE60032139T2 DE60032139T DE60032139T DE60032139T2 DE 60032139 T2 DE60032139 T2 DE 60032139T2 DE 60032139 T DE60032139 T DE 60032139T DE 60032139 T DE60032139 T DE 60032139T DE 60032139 T2 DE60032139 T2 DE 60032139T2
- Authority
- DE
- Germany
- Prior art keywords
- carnitine
- reduction
- acid
- compound
- inner salt
- 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
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000002253 acid Substances 0.000 title description 6
- 238000004519 manufacturing process Methods 0.000 title description 2
- 229960001518 levocarnitine Drugs 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 230000008569 process Effects 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- PHIQHXFUZVPYII-ZCFIWIBFSA-N (R)-carnitine Chemical compound C[N+](C)(C)C[C@H](O)CC([O-])=O PHIQHXFUZVPYII-ZCFIWIBFSA-N 0.000 claims description 55
- 150000001875 compounds Chemical class 0.000 claims description 37
- 150000003839 salts Chemical class 0.000 claims description 29
- 230000009467 reduction Effects 0.000 claims description 28
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims description 25
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 24
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic acid anhydride Natural products CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 23
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 18
- 239000000460 chlorine Substances 0.000 claims description 16
- 229910052801 chlorine Inorganic materials 0.000 claims description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 12
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 10
- 150000004678 hydrides Chemical class 0.000 claims description 7
- ZKASOSSCYHQHDU-REOHCLBHSA-N (2s)-2-chlorobutanedioyl dichloride Chemical compound ClC(=O)[C@@H](Cl)CC(Cl)=O ZKASOSSCYHQHDU-REOHCLBHSA-N 0.000 claims description 6
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 claims description 6
- YWWMSXSIVPRWJY-VKHMYHEASA-N (2s)-2-methylsulfonyloxybutanedioic acid Chemical compound CS(=O)(=O)O[C@H](C(O)=O)CC(O)=O YWWMSXSIVPRWJY-VKHMYHEASA-N 0.000 claims description 5
- MCMLJMMLKJFXBH-VKHMYHEASA-N (3s)-3-chloro-4-methoxy-4-oxobutanoic acid Chemical compound COC(=O)[C@@H](Cl)CC(O)=O MCMLJMMLKJFXBH-VKHMYHEASA-N 0.000 claims description 5
- 239000012448 Lithium borohydride Substances 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 4
- 239000012024 dehydrating agents Substances 0.000 claims description 4
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 claims description 4
- -1 lithium aluminum hydride Chemical compound 0.000 claims description 4
- 125000005905 mesyloxy group Chemical group 0.000 claims description 4
- 125000005424 tosyloxy group Chemical group S(=O)(=O)(C1=CC=C(C)C=C1)O* 0.000 claims description 4
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 3
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 claims description 3
- 239000012346 acetyl chloride Substances 0.000 claims description 3
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052794 bromium Inorganic materials 0.000 claims description 3
- 239000012279 sodium borohydride Substances 0.000 claims description 3
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 3
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- 238000010586 diagram Methods 0.000 claims description 2
- 239000000010 aprotic solvent Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- 239000012280 lithium aluminium hydride Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 3
- 239000011780 sodium chloride Substances 0.000 abstract description 3
- 239000007795 chemical reaction product Substances 0.000 abstract description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 235000010288 sodium nitrite Nutrition 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 239000000047 product Substances 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
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- 239000000725 suspension Substances 0.000 description 10
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 8
- 238000005160 1H NMR spectroscopy Methods 0.000 description 7
- 229960004203 carnitine Drugs 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- JXXCENBLGFBQJM-FYZOBXCZSA-N [(2r)-3-carboxy-2-hydroxypropyl]-trimethylazanium;chloride Chemical compound [Cl-].C[N+](C)(C)C[C@H](O)CC(O)=O JXXCENBLGFBQJM-FYZOBXCZSA-N 0.000 description 4
- 238000000921 elemental analysis Methods 0.000 description 4
- 235000019439 ethyl acetate Nutrition 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000000543 intermediate Substances 0.000 description 4
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 4
- 239000012429 reaction media Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- QEGKXSHUKXMDRW-REOHCLBHSA-N (2s)-2-chlorobutanedioic acid Chemical compound OC(=O)C[C@H](Cl)C(O)=O QEGKXSHUKXMDRW-REOHCLBHSA-N 0.000 description 3
- PHIQHXFUZVPYII-LURJTMIESA-N (S)-carnitine Chemical compound C[N+](C)(C)C[C@@H](O)CC([O-])=O PHIQHXFUZVPYII-LURJTMIESA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 3
- WTARULDDTDQWMU-IUCAKERBSA-N (-)-β-pinene Chemical compound C1[C@@H]2C(C)(C)[C@H]1CCC2=C WTARULDDTDQWMU-IUCAKERBSA-N 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- 206010058892 Carnitine deficiency Diseases 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
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- 239000012359 Methanesulfonyl chloride Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 2
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- KWIXGIMKELMNGH-UHFFFAOYSA-O carnitinamide Chemical compound C[N+](C)(C)CC(O)CC(N)=O KWIXGIMKELMNGH-UHFFFAOYSA-O 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- YFAYPUHAMBJFRH-BYPYZUCNSA-N dimethyl (2s)-2-chlorobutanedioate Chemical compound COC(=O)C[C@H](Cl)C(=O)OC YFAYPUHAMBJFRH-BYPYZUCNSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
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- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000011976 maleic acid Substances 0.000 description 2
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000000707 stereoselective effect Effects 0.000 description 2
- 208000016505 systemic primary carnitine deficiency disease Diseases 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- BRLQWZUYTZBJKN-VKHMYHEASA-N (-)-Epichlorohydrin Chemical compound ClC[C@H]1CO1 BRLQWZUYTZBJKN-VKHMYHEASA-N 0.000 description 1
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- KTFMPDDJYRFWQE-DDWIOCJRSA-N (3r)-3-propanoyloxy-4-(trimethylazaniumyl)butanoate;hydrochloride Chemical compound [Cl-].CCC(=O)O[C@H](CC(O)=O)C[N+](C)(C)C KTFMPDDJYRFWQE-DDWIOCJRSA-N 0.000 description 1
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- 208000021156 intermittent vascular claudication Diseases 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 208000028867 ischemia Diseases 0.000 description 1
- 229940035429 isobutyl alcohol Drugs 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 238000006140 methanolysis reaction Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 210000001700 mitochondrial membrane Anatomy 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 239000002417 nutraceutical Substances 0.000 description 1
- 235000021436 nutraceutical agent Nutrition 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- RINCXYDBBGOEEQ-UHFFFAOYSA-N succinic anhydride Chemical class O=C1CCC(=O)O1 RINCXYDBBGOEEQ-UHFFFAOYSA-N 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 125000004213 tert-butoxy group Chemical group [H]C([H])([H])C(O*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/63—Esters of sulfonic acids
- C07C309/64—Esters of sulfonic acids having sulfur atoms of esterified sulfo groups bound to acyclic carbon atoms
- C07C309/65—Esters of sulfonic acids having sulfur atoms of esterified sulfo groups bound to acyclic carbon atoms of a saturated carbon skeleton
- C07C309/66—Methanesulfonates
-
- 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
- A61P25/08—Antiepileptics; Anticonvulsants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/06—Antihyperlipidemics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/06—Antiarrhythmics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
-
- 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
- C07C227/04—Formation of amino groups in compounds containing carboxyl groups
- C07C227/06—Formation of amino groups in compounds containing carboxyl groups by addition or substitution reactions, without increasing the number of carbon atoms in the carbon skeleton of the acid
- C07C227/08—Formation of amino groups in compounds containing carboxyl groups by addition or substitution reactions, without increasing the number of carbon atoms in the carbon skeleton of the acid by reaction of ammonia or amines with acids containing functional groups
-
- 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
- C07C227/30—Preparation of optical isomers
- C07C227/32—Preparation of optical isomers by stereospecific synthesis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/62—Halogen-containing esters
- C07C69/63—Halogen-containing esters of saturated acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Urology & Nephrology (AREA)
- Vascular Medicine (AREA)
- Pain & Pain Management (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Diabetes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITRM990310 | 1999-05-18 | ||
| IT1999RM000310 IT1306142B1 (it) | 1999-05-18 | 1999-05-18 | Procedimento per la preparazione di r-(-)-carnitina a partiredall'acido s-(-)-clorosuccinico. |
| ITRM990670 | 1999-10-29 | ||
| IT1999RM000670 IT1306737B1 (it) | 1999-10-29 | 1999-10-29 | Procedimento per la preparazione di acidi carbossilici chirali. |
| ITRM000061 | 2000-02-10 | ||
| IT2000RM000061 IT1316989B1 (it) | 2000-02-10 | 2000-02-10 | Procedimento per la preparazione di r-(-)- carnitina a partire daacido s-(-)- clorosuccinico o da un suo derivato. |
| PCT/IT2000/000187 WO2000069808A1 (en) | 1999-05-18 | 2000-05-12 | Process for preparing r-(-)-carnitine from s-(-)-chlorosuccinic acid or from a derivative thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60032139D1 DE60032139D1 (de) | 2007-01-11 |
| DE60032139T2 true DE60032139T2 (de) | 2007-09-27 |
Family
ID=27274166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60032139T Expired - Lifetime DE60032139T2 (de) | 1999-05-18 | 2000-05-12 | Verfahren zur herstellung von r-(-)-carnitin aus s-(-)-chlorbernsteinsäure oder aus einem ihrer derivate |
Country Status (19)
| Country | Link |
|---|---|
| US (3) | US6677476B1 (enExample) |
| EP (2) | EP1468979A1 (enExample) |
| JP (2) | JP4584464B2 (enExample) |
| KR (2) | KR100684379B1 (enExample) |
| CN (1) | CN1158244C (enExample) |
| AT (1) | ATE346838T1 (enExample) |
| AU (1) | AU4612100A (enExample) |
| CA (1) | CA2372424A1 (enExample) |
| CY (1) | CY1107566T1 (enExample) |
| CZ (1) | CZ20013816A3 (enExample) |
| DE (1) | DE60032139T2 (enExample) |
| DK (1) | DK1187805T3 (enExample) |
| ES (1) | ES2277838T3 (enExample) |
| HU (1) | HUP0201418A3 (enExample) |
| MX (1) | MXPA01011758A (enExample) |
| PL (1) | PL203993B1 (enExample) |
| PT (1) | PT1187805E (enExample) |
| SK (1) | SK286155B6 (enExample) |
| WO (1) | WO2000069808A1 (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI367882B (en) | 2003-03-26 | 2012-07-11 | Du Pont | Preparation and use of 2-substituted-5-oxo-3-pyrazolidinecarboxylates |
| WO2007139238A1 (en) * | 2006-05-26 | 2007-12-06 | Enzytech, Ltd. | Process for l-carnitine and acetyl l-carnitine hydrochloride |
| EP2096103A4 (en) | 2006-11-09 | 2012-11-21 | Mitsubishi Rayon Co | PROCESS FOR PREPARING A BETAIN |
| EP2325164A1 (en) * | 2009-11-18 | 2011-05-25 | Lonza Ltd. | Methods for the production of l-carnitine |
| US8310256B2 (en) | 2009-12-22 | 2012-11-13 | Teradyne, Inc. | Capacitive opens testing in low signal environments |
| CN103003257B (zh) * | 2010-07-21 | 2016-03-16 | 隆萨有限公司 | 用于由β-内酯生产肉碱的方法 |
| KR101110206B1 (ko) * | 2011-05-02 | 2012-02-15 | 송명호 | 개폐가 용이하도록 완충기가 구비된 진동선별장치 |
| CN118638020B (zh) * | 2024-08-08 | 2024-11-19 | 杭州海尔希畜牧科技有限公司 | L-天门冬氨酸l(-)肉碱(1:1)的制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL45594A (en) * | 1973-11-12 | 1977-12-30 | Stauffer Chemical Co | Bis-substituted succinamides and their use as herbicides |
| GB1513257A (en) * | 1975-02-03 | 1978-06-07 | Stauffer Chemical Co | Bis-substituted succinamides and the use thereof as herbicides |
| US4265247A (en) * | 1979-11-07 | 1981-05-05 | Research Corporation | Malic acid polymers |
| ZA826022B (en) * | 1981-08-21 | 1983-08-31 | Univ Miami | Novel complex amido and imido derivatives of carboxyalkyl peptides and thioethers and ethers of peptides |
| DE3144698A1 (de) * | 1981-11-11 | 1983-05-19 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von hydantoinen |
| DE3144697A1 (de) * | 1981-11-11 | 1983-05-19 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von hydantoinen |
| US5473104A (en) | 1994-09-13 | 1995-12-05 | Neurocrine Biosciences, Inc. | Process for the preparation of L-carnitine |
| KR100255039B1 (ko) * | 1997-07-28 | 2000-05-01 | 박영구 | L-카르니틴의제조방법 |
-
2000
- 2000-05-12 EP EP04013530A patent/EP1468979A1/en not_active Withdrawn
- 2000-05-12 PT PT00927737T patent/PT1187805E/pt unknown
- 2000-05-12 JP JP2000618226A patent/JP4584464B2/ja not_active Expired - Fee Related
- 2000-05-12 DE DE60032139T patent/DE60032139T2/de not_active Expired - Lifetime
- 2000-05-12 PL PL351646A patent/PL203993B1/pl not_active IP Right Cessation
- 2000-05-12 MX MXPA01011758A patent/MXPA01011758A/es active IP Right Grant
- 2000-05-12 WO PCT/IT2000/000187 patent/WO2000069808A1/en not_active Ceased
- 2000-05-12 DK DK00927737T patent/DK1187805T3/da active
- 2000-05-12 CA CA002372424A patent/CA2372424A1/en not_active Abandoned
- 2000-05-12 AU AU46121/00A patent/AU4612100A/en not_active Abandoned
- 2000-05-12 SK SK1601-2001A patent/SK286155B6/sk not_active IP Right Cessation
- 2000-05-12 CN CNB008076502A patent/CN1158244C/zh not_active Expired - Fee Related
- 2000-05-12 KR KR1020017014397A patent/KR100684379B1/ko not_active Expired - Fee Related
- 2000-05-12 HU HU0201418A patent/HUP0201418A3/hu unknown
- 2000-05-12 US US09/959,717 patent/US6677476B1/en not_active Expired - Fee Related
- 2000-05-12 KR KR1020067021556A patent/KR100789468B1/ko not_active Expired - Fee Related
- 2000-05-12 ES ES00927737T patent/ES2277838T3/es not_active Expired - Lifetime
- 2000-05-12 CZ CZ20013816A patent/CZ20013816A3/cs unknown
- 2000-05-12 EP EP00927737A patent/EP1187805B1/en not_active Expired - Lifetime
- 2000-05-12 AT AT00927737T patent/ATE346838T1/de not_active IP Right Cessation
-
2003
- 2003-11-20 US US10/716,453 patent/US6984739B2/en not_active Expired - Fee Related
-
2005
- 2005-07-07 US US11/175,356 patent/US7247747B2/en not_active Expired - Fee Related
-
2007
- 2007-02-26 CY CY20071100268T patent/CY1107566T1/el unknown
-
2010
- 2010-07-06 JP JP2010153891A patent/JP2010229157A/ja active Pending
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