SK279353B6 - Spôsob prípravy 3-etyl-5-metyl-(+/-)-2-((2-aminoet - Google Patents
Spôsob prípravy 3-etyl-5-metyl-(+/-)-2-((2-aminoet Download PDFInfo
- Publication number
- SK279353B6 SK279353B6 SK1125-93A SK112593A SK279353B6 SK 279353 B6 SK279353 B6 SK 279353B6 SK 112593 A SK112593 A SK 112593A SK 279353 B6 SK279353 B6 SK 279353B6
- Authority
- SK
- Slovakia
- Prior art keywords
- methyl
- ethyl
- amplodipine
- chlorophenyl
- dihydro
- Prior art date
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 20
- 150000001875 compounds Chemical class 0.000 claims abstract description 14
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000010992 reflux Methods 0.000 claims abstract description 6
- -1 2-aminoethoxy Chemical group 0.000 claims description 16
- 229940077388 benzenesulfonate Drugs 0.000 claims description 12
- 125000004182 2-chlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(*)C([H])=C1[H] 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 9
- 229940092714 benzenesulfonic acid Drugs 0.000 claims description 7
- ZPBWCRDSRKPIDG-UHFFFAOYSA-N amlodipine benzenesulfonate Chemical compound OS(=O)(=O)C1=CC=CC=C1.CCOC(=O)C1=C(COCCN)NC(C)=C(C(=O)OC)C1C1=CC=CC=C1Cl ZPBWCRDSRKPIDG-UHFFFAOYSA-N 0.000 abstract description 3
- 230000002253 anti-ischaemic effect Effects 0.000 abstract description 3
- 229940030600 antihypertensive agent Drugs 0.000 abstract description 3
- 239000002220 antihypertensive agent Substances 0.000 abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 45
- 239000011541 reaction mixture Substances 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 14
- 238000003756 stirring Methods 0.000 description 12
- SRSXLGNVWSONIS-UHFFFAOYSA-M benzenesulfonate Chemical compound [O-]S(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-M 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000002243 precursor Substances 0.000 description 10
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 7
- GHSBJDZSBNDAGL-UHFFFAOYSA-N 2-(tritylamino)ethanol Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)(NCCO)C1=CC=CC=C1 GHSBJDZSBNDAGL-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 6
- 125000006239 protecting group Chemical group 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- FPYUJUBAXZAQNL-UHFFFAOYSA-N 2-chlorobenzaldehyde Chemical compound ClC1=CC=CC=C1C=O FPYUJUBAXZAQNL-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 125000003277 amino group Chemical group 0.000 description 4
- 239000012458 free base Substances 0.000 description 4
- 238000004128 high performance liquid chromatography Methods 0.000 description 4
- 229940057995 liquid paraffin Drugs 0.000 description 4
- XKORCTIIRYKLLG-ONEGZZNKSA-N methyl (e)-3-aminobut-2-enoate Chemical compound COC(=O)\C=C(/C)N XKORCTIIRYKLLG-ONEGZZNKSA-N 0.000 description 4
- 238000010926 purge Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000000638 solvent extraction Methods 0.000 description 4
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 4
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000003445 Hantzsch reaction Methods 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Substances C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 3
- JBWKIWSBJXDJDT-UHFFFAOYSA-N triphenylmethyl chloride Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)(Cl)C1=CC=CC=C1 JBWKIWSBJXDJDT-UHFFFAOYSA-N 0.000 description 3
- YNGDWRXWKFWCJY-UHFFFAOYSA-N 1,4-Dihydropyridine Chemical class C1C=CNC=C1 YNGDWRXWKFWCJY-UHFFFAOYSA-N 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- WDJHALXBUFZDSR-UHFFFAOYSA-M acetoacetate Chemical compound CC(=O)CC([O-])=O WDJHALXBUFZDSR-UHFFFAOYSA-M 0.000 description 2
- IVRMZWNICZWHMI-UHFFFAOYSA-N azide group Chemical group [N-]=[N+]=[N-] IVRMZWNICZWHMI-UHFFFAOYSA-N 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003480 eluent Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000012312 sodium hydride Substances 0.000 description 2
- 229910000104 sodium hydride Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 1
- BSIUFWMDOOFBSP-UHFFFAOYSA-N 2-azanylethanol Chemical compound NCCO.NCCO BSIUFWMDOOFBSP-UHFFFAOYSA-N 0.000 description 1
- PMUNIMVZCACZBB-UHFFFAOYSA-N 2-hydroxyethylazanium;chloride Chemical compound Cl.NCCO PMUNIMVZCACZBB-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 229940127291 Calcium channel antagonist Drugs 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 101100192367 Mus musculus Ptpn6 gene Proteins 0.000 description 1
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 1
- XXFXTBNFFMQVKJ-UHFFFAOYSA-N [diphenyl(trityloxy)methyl]benzene Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)(C=1C=CC=CC=1)OC(C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 XXFXTBNFFMQVKJ-UHFFFAOYSA-N 0.000 description 1
- 150000004729 acetoacetic acid derivatives Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- WWLOCCUNZXBJFR-UHFFFAOYSA-N azanium;benzenesulfonate Chemical compound [NH4+].[O-]S(=O)(=O)C1=CC=CC=C1 WWLOCCUNZXBJFR-UHFFFAOYSA-N 0.000 description 1
- 125000000852 azido group Chemical group *N=[N+]=[N-] 0.000 description 1
- WWIWLTSSHDKOKO-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1.OS(=O)(=O)C1=CC=CC=C1 WWIWLTSSHDKOKO-UHFFFAOYSA-N 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000480 calcium channel blocker Substances 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229940089960 chloroacetate Drugs 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000012045 crude solution Substances 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 229940031098 ethanolamine Drugs 0.000 description 1
- 229940073579 ethanolamine hydrochloride Drugs 0.000 description 1
- OHLRLMWUFVDREV-UHFFFAOYSA-N ethyl 4-chloro-3-oxobutanoate Chemical compound CCOC(=O)CC(=O)CCl OHLRLMWUFVDREV-UHFFFAOYSA-N 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000012442 inert solvent Substances 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
- 239000000463 material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000005544 phthalimido group Chemical group 0.000 description 1
- 125000000612 phthaloyl group Chemical group C(C=1C(C(=O)*)=CC=CC1)(=O)* 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 238000003786 synthesis reaction Methods 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
- LZTRCELOJRDYMQ-UHFFFAOYSA-N triphenylmethanol Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)(O)C1=CC=CC=C1 LZTRCELOJRDYMQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/80—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
- C07D211/84—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two 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 directly attached to ring carbon atoms
- C07D211/90—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
-
- 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
-
- 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
- A61P9/12—Antihypertensives
Landscapes
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pharmacology & Pharmacy (AREA)
- Cardiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Urology & Nephrology (AREA)
- Vascular Medicine (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SI9200344A SI9200344B (sl) | 1992-11-26 | 1992-11-26 | Postopek za pripravo amlodipin benzensulfonata |
Publications (2)
Publication Number | Publication Date |
---|---|
SK112593A3 SK112593A3 (en) | 1994-11-09 |
SK279353B6 true SK279353B6 (sk) | 1998-10-07 |
Family
ID=20431051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SK1125-93A SK279353B6 (sk) | 1992-11-26 | 1993-10-15 | Spôsob prípravy 3-etyl-5-metyl-(+/-)-2-((2-aminoet |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0599220B1 (cs) |
CZ (1) | CZ283041B6 (cs) |
DE (1) | DE69304020T2 (cs) |
FI (1) | FI103042B (cs) |
HR (1) | HRP931429B1 (cs) |
PL (2) | PL174647B1 (cs) |
RU (1) | RU2105759C1 (cs) |
SI (1) | SI9200344B (cs) |
SK (1) | SK279353B6 (cs) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HU221810B1 (hu) * | 1997-08-12 | 2003-01-28 | EGIS Gyógyszergyár Rt. | Eljárás amlodipin-bezilát előállítására és az eljárás intermedierjei |
PL189666B1 (pl) * | 1998-04-09 | 2005-09-30 | Adamed Sp Z Oo | Sposób otrzymywania benzenosulfonianu amlodypiny |
UA33033A (uk) * | 1998-10-16 | 2001-02-15 | Др.Редіс Леборетрис Лтд | Спосіб одержання безилату амлодипіну |
RU2142942C1 (ru) * | 1999-04-28 | 1999-12-20 | Дж. Б.Кемикалс энд Фармасьютикалс Лтд. | Способ получения монобензолсульфоната 3-этил-5-метилового эфира 2-[(2-аминоэтокси)метил]-4-(2-хлорфенил)-1,4-дигидро-6-метил-3,5-пиридинди карбоновой кислоты |
UA72768C2 (en) * | 1999-07-05 | 2005-04-15 | Richter Gedeon Vegyeszet | A method for obtaining amilodipine benzenesulphonate |
RU2146672C1 (ru) * | 1999-10-13 | 2000-03-20 | Др.Редди'С Лабораторис Лтд. | Способ получения 3-этил-5-метил(±)2[2-аминоэтокси)-метил]-4-(2-хлорфенил)-1,4-дигидро- 6-метил-3,5-пиридиндикарбоксилат монобензолсульфоната |
EP1435954B1 (en) * | 2001-07-06 | 2010-01-13 | LEK Pharmaceuticals D.D. | A PROCESS FOR THE PREPARATION OF HIGHlLY PUREAMLODIPINE BENZENESULFONATE |
US6680334B2 (en) | 2001-08-28 | 2004-01-20 | Pfizer Inc | Crystalline material |
US6828339B2 (en) * | 2001-11-21 | 2004-12-07 | Synthon Bv | Amlodipine salt forms and processes for preparing them |
SI21233A (sl) * | 2002-05-31 | 2003-12-31 | LEK, tovarna farmacevtskih in kemičnih izdelkov, d.d. | Kristalni hidratni obliki amlodipin benzensulfonata visoke čistote, postopki za njuno pripravo in uporaba |
US6784297B2 (en) | 2002-09-04 | 2004-08-31 | Kopran Limited | Process for the preparation of anti-ischemic and anti-hypertensive drug amlodipine besylate |
EP1407773A1 (en) * | 2002-10-08 | 2004-04-14 | Council of Scientific and Industrial Research | A process for the preparation of s (-) amlodipine salts |
AU2002368531A1 (en) * | 2002-12-30 | 2004-07-22 | Eos Eczacibasi Ozgun Kimyasal Urunler Sanayi Ve Ticaret A.S. | Isolation of dihydropyridine derivative and preparation salts thereof |
AU2004226547B2 (en) | 2003-03-28 | 2008-10-23 | Nissan Chemical Industries,Ltd. | T-Type calcium channel blockers |
WO2007131759A1 (en) * | 2006-05-15 | 2007-11-22 | Lek Pharmaceuticals D.D. | A process for the preparation of amlodipine benzenesulfonate |
RU2357781C1 (ru) * | 2008-02-06 | 2009-06-10 | Емельяна Зиповна Гильдеева | Способ разделения оптических изомеров амлодипина |
PL2315756T3 (pl) | 2008-07-08 | 2015-02-27 | Incyte Holdings Corp | 1,2,5-oksadiazole jako inhibitory 2,3-dioksygenazy indoloaminy |
AU2009331298B2 (en) * | 2008-12-22 | 2015-04-30 | Pola Chemical Industries Inc. | Melanin production inhibitor |
CN102516159B (zh) * | 2011-12-15 | 2013-10-09 | 扬子江药业集团江苏海慈生物药业有限公司 | 一种苯磺酸左旋氨氯地平的生产方法 |
US10034939B2 (en) | 2012-10-26 | 2018-07-31 | The University Of Chicago | Synergistic combination of immunologic inhibitors for the treatment of cancer |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK161312C (da) * | 1982-03-11 | 1991-12-09 | Pfizer | Analogifremgangsmaade til fremstilling af 2-aminoalkoxymethyl-4-phenyl-6-methyl-1,4-dihydropyridin-3,5-dicarboxylsyreestere eller syreadditionssalte deraf samt phthalimidoderivater til anvendelse som udgangsmateriale ved fremgangsmaaden |
GB8608335D0 (en) * | 1986-04-04 | 1986-05-08 | Pfizer Ltd | Pharmaceutically acceptable salts |
EP0352863A3 (en) * | 1988-07-29 | 1990-08-22 | ZAMBON GROUP S.p.A. | 1,4-dihydropyridine dicarboxylic acid derivatives |
-
1992
- 1992-11-26 SI SI9200344A patent/SI9200344B/sl unknown
-
1993
- 1993-10-13 CZ CZ932165A patent/CZ283041B6/cs not_active IP Right Cessation
- 1993-10-15 SK SK1125-93A patent/SK279353B6/sk not_active IP Right Cessation
- 1993-11-04 FI FI934882A patent/FI103042B/fi not_active IP Right Cessation
- 1993-11-17 PL PL93321792A patent/PL174647B1/pl not_active IP Right Cessation
- 1993-11-17 PL PL93301080A patent/PL173645B1/pl not_active IP Right Cessation
- 1993-11-19 DE DE69304020T patent/DE69304020T2/de not_active Expired - Lifetime
- 1993-11-19 EP EP93118661A patent/EP0599220B1/en not_active Expired - Lifetime
- 1993-11-23 HR HRP-9200344A patent/HRP931429B1/xx not_active IP Right Cessation
- 1993-11-25 RU RU93052391A patent/RU2105759C1/ru not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2105759C1 (ru) | 1998-02-27 |
DE69304020T2 (de) | 1997-03-06 |
SI9200344A (en) | 1994-06-30 |
EP0599220B1 (en) | 1996-08-14 |
PL173645B1 (pl) | 1998-04-30 |
FI103042B1 (fi) | 1999-04-15 |
EP0599220A1 (en) | 1994-06-01 |
PL174647B1 (pl) | 1998-08-31 |
SK112593A3 (en) | 1994-11-09 |
FI934882A0 (fi) | 1993-11-04 |
CZ283041B6 (cs) | 1997-12-17 |
PL301080A1 (en) | 1994-05-30 |
FI934882L (fi) | 1994-05-27 |
SI9200344B (sl) | 1998-06-30 |
HRP931429A2 (en) | 1995-12-31 |
CZ216593A3 (en) | 1994-06-15 |
DE69304020D1 (de) | 1996-09-19 |
HRP931429B1 (en) | 1997-10-31 |
FI103042B (fi) | 1999-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SK279353B6 (sk) | Spôsob prípravy 3-etyl-5-metyl-(+/-)-2-((2-aminoet | |
US5389654A (en) | 3-ethyl 5-methyl(±)2-[2-(N-tritylamino)ethoxymethyl]-4-(2-chlorophenyl)-1,4-dihydro-6-methyl-6-methyl-3,5-pyridinedicarboxylate | |
EP0063365B2 (en) | 1,4-Dihydropyridine derivative and pharmaceutical composition containing same | |
IE850280L (en) | Asymmetrical diesters. | |
SK283422B6 (sk) | Spôsob prípravy 3-etyl-5-metyl-2-(2-aminoetoxymetyl)-4-(2- chlórfenyl)-6-metyl-1,4-dihydro-3,5-pyridíndikarboxylátovej soli benzénsulfónovej kyseliny a medziprodukty na jej prípravu | |
CA1330994C (en) | Flavone derivatives | |
WO2004058711A1 (en) | Isolation of dihydropyridine derivative and preparation salts thereof | |
EP0371492B1 (en) | Process for the preparation of 1,4-dihydropyridine derivatives | |
HU193785B (en) | Process for producing dihydropyridine derivatives | |
US4503223A (en) | Process for the purification of N-morpholinoalkyl dihydropyridines | |
KR930001404B1 (ko) | 디아릴 화합물의 제조방법 | |
NO842092L (no) | Fremgangsmaate for fremstilling av 2,6-disubstituerte-1,4-dihydropyridin-derivater | |
EP0033214A2 (en) | Process for preparing therapeutically active triazoles | |
EP0190364A1 (en) | Novel 1,4-dihidropyridine-3,5-dicarboxylate derivatives | |
CA1257600A (en) | Isopropyl 2-(3-trifluoromethylphenoxy)-ethyl 1,4- dihydro-2,6-dimethyl-4-(3-nitrophenyl)-pyridine-3,5- dicarboxylate, several processes for its preparation and its use in medicaments | |
KR100374405B1 (ko) | 암로디핀 베실레이트의 제조방법 | |
RU2155752C2 (ru) | Способы получения производных 1,4-дигидропиридин-3,5-дикарбоновой кислоты в виде r-изомеров и их солей, исходные и промежуточные продукты для их получения | |
KR850000742B1 (ko) | 티아졸린 유도체의 제조방법 | |
US4634712A (en) | Antihypertensive esters of 1,4-dihydro-2,6-dimethyl-3-(alkoxycarbonyl or alkoxyalkoxycarbonyl)-4-(substituted phenyl)-pyridine-5-carboxylic acid | |
KR100354806B1 (ko) | 암로디핀 베실레이트의 신규 중간체 및 그의 제조방법 | |
US4459407A (en) | 1-(4-Aminobenzyl)-2,3-dioxopiperazine derivatives and salts thereof | |
JPS636549B2 (cs) | ||
EP0109049A2 (en) | Process for preparation of substituted dihydropyridines and intermediates therefor | |
JPH0575743B2 (cs) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Patent lapsed due to non-payment of maintenance fees |
Effective date: 20121015 |