CA2368815A1 - Novel synthesis and crystallization of piperazine ring-containing compounds - Google Patents
Novel synthesis and crystallization of piperazine ring-containing compounds Download PDFInfo
- Publication number
- CA2368815A1 CA2368815A1 CA002368815A CA2368815A CA2368815A1 CA 2368815 A1 CA2368815 A1 CA 2368815A1 CA 002368815 A CA002368815 A CA 002368815A CA 2368815 A CA2368815 A CA 2368815A CA 2368815 A1 CA2368815 A1 CA 2368815A1
- Authority
- CA
- Canada
- Prior art keywords
- mirtazapine
- phenyl
- methyl
- piperazine
- cyanopyridyl
- 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.)
- Abandoned
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 23
- 125000004193 piperazinyl group Chemical group 0.000 title abstract description 4
- 238000002425 crystallisation Methods 0.000 title description 4
- 230000008025 crystallization Effects 0.000 title description 4
- 230000015572 biosynthetic process Effects 0.000 title description 3
- 238000003786 synthesis reaction Methods 0.000 title description 3
- RONZAEMNMFQXRA-UHFFFAOYSA-N mirtazapine Chemical compound C1C2=CC=CN=C2N2CCN(C)CC2C2=CC=CC=C21 RONZAEMNMFQXRA-UHFFFAOYSA-N 0.000 claims abstract description 86
- 229960001785 mirtazapine Drugs 0.000 claims abstract description 84
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 60
- 238000000034 method Methods 0.000 claims abstract description 55
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 27
- PYZPABZGIRHQTA-UHFFFAOYSA-N [2-(4-methyl-2-phenylpiperazin-1-yl)pyridin-3-yl]methanol Chemical compound C1N(C)CCN(C=2C(=CC=CN=2)CO)C1C1=CC=CC=C1 PYZPABZGIRHQTA-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- FEIACFYXEWBKHU-UHFFFAOYSA-N (2-aminopyridin-3-yl)methanol Chemical compound NC1=NC=CC=C1CO FEIACFYXEWBKHU-UHFFFAOYSA-N 0.000 claims abstract description 6
- KUSNCWLQRVMIRN-UHFFFAOYSA-N 2-chloro-n-(2-chloroethyl)-n-methyl-2-phenylethanamine Chemical compound ClCCN(C)CC(Cl)C1=CC=CC=C1 KUSNCWLQRVMIRN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000003301 hydrolyzing effect Effects 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 57
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000002904 solvent Substances 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 25
- 239000002585 base Substances 0.000 claims description 24
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 21
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 16
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 15
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 15
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 claims description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 11
- 239000003153 chemical reaction reagent Substances 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 claims description 8
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 8
- 230000007062 hydrolysis Effects 0.000 claims description 8
- 238000006460 hydrolysis reaction Methods 0.000 claims description 8
- 229920000137 polyphosphoric acid Polymers 0.000 claims description 8
- -1 iodomethyl Chemical group 0.000 claims description 7
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 6
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 claims description 6
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 6
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- XDJWZONZDVNKDU-UHFFFAOYSA-N 1314-24-5 Chemical compound O=POP=O XDJWZONZDVNKDU-UHFFFAOYSA-N 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 4
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 claims description 4
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 claims description 4
- VSAISIQCTGDGPU-UHFFFAOYSA-N phosphorus trioxide Inorganic materials O1P(O2)OP3OP1OP2O3 VSAISIQCTGDGPU-UHFFFAOYSA-N 0.000 claims description 4
- 229910015900 BF3 Inorganic materials 0.000 claims description 3
- 208000020401 Depressive disease Diseases 0.000 claims description 3
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 3
- 239000002841 Lewis acid Substances 0.000 claims description 3
- 150000001412 amines Chemical group 0.000 claims description 3
- VMPVEPPRYRXYNP-UHFFFAOYSA-I antimony(5+);pentachloride Chemical compound Cl[Sb](Cl)(Cl)(Cl)Cl VMPVEPPRYRXYNP-UHFFFAOYSA-I 0.000 claims description 3
- 125000001246 bromo group Chemical group Br* 0.000 claims description 3
- 125000005997 bromomethyl group Chemical group 0.000 claims description 3
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 claims description 3
- 125000001153 fluoro group Chemical group F* 0.000 claims description 3
- 125000002346 iodo group Chemical group I* 0.000 claims description 3
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 3
- 150000007517 lewis acids Chemical class 0.000 claims description 3
- 239000008194 pharmaceutical composition Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 3
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims description 3
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 3
- 239000011592 zinc chloride Substances 0.000 claims description 3
- 235000005074 zinc chloride Nutrition 0.000 claims description 3
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 claims description 3
- 239000003937 drug carrier Substances 0.000 claims description 2
- 239000002798 polar solvent Substances 0.000 claims 1
- 238000001953 recrystallisation Methods 0.000 abstract description 5
- 238000010992 reflux Methods 0.000 description 25
- 239000011541 reaction mixture Substances 0.000 description 17
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- 239000000543 intermediate Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 230000035484 reaction time Effects 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 6
- 150000002825 nitriles Chemical class 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 238000006798 ring closing metathesis reaction Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 239000011877 solvent mixture Substances 0.000 description 4
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical group C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 239000000010 aprotic solvent Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 150000003017 phosphorus Chemical class 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 description 2
- IRMBVBDXXYXPEW-UHFFFAOYSA-N 1-methyl-3-phenylpiperazine Chemical compound C1N(C)CCNC1C1=CC=CC=C1 IRMBVBDXXYXPEW-UHFFFAOYSA-N 0.000 description 1
- YYXDQRRDNPRJFL-UHFFFAOYSA-N 2-aminopyridine-3-carbonitrile Chemical compound NC1=NC=CC=C1C#N YYXDQRRDNPRJFL-UHFFFAOYSA-N 0.000 description 1
- HTCVSFZWADPKPB-UHFFFAOYSA-N 2-piperazin-1-yl-1h-azepine Chemical group C1CNCCN1C1=CC=CC=CN1 HTCVSFZWADPKPB-UHFFFAOYSA-N 0.000 description 1
- 229940123685 Monoamine oxidase inhibitor Drugs 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000000935 antidepressant agent Substances 0.000 description 1
- 229940005513 antidepressants Drugs 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000010667 large scale reaction Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002899 monoamine oxidase inhibitor Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 239000003880 polar aprotic solvent Substances 0.000 description 1
- OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229940023942 remeron Drugs 0.000 description 1
- 239000012896 selective serotonin reuptake inhibitor Substances 0.000 description 1
- 229940124834 selective serotonin reuptake inhibitor Drugs 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
-
- 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
- A61P25/24—Antidepressants
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains three hetero rings
- C07D471/14—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Pain & Pain Management (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Neurosurgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Neurology (AREA)
- Psychiatry (AREA)
- Epidemiology (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyridine Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13004799P | 1999-04-19 | 1999-04-19 | |
| US60/130,047 | 1999-04-19 | ||
| PCT/US2000/010357 WO2000062782A1 (en) | 1999-04-19 | 2000-04-18 | Novel synthesis and crystallization of piperazine ring-containing compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2368815A1 true CA2368815A1 (en) | 2000-10-26 |
Family
ID=22442814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002368815A Abandoned CA2368815A1 (en) | 1999-04-19 | 2000-04-18 | Novel synthesis and crystallization of piperazine ring-containing compounds |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JP2004500324A (tr) |
| KR (1) | KR20020019902A (tr) |
| CN (4) | CN1356903A (tr) |
| CA (1) | CA2368815A1 (tr) |
| CZ (1) | CZ20013658A3 (tr) |
| HK (1) | HK1044116A1 (tr) |
| HR (1) | HRP20010747A2 (tr) |
| HU (1) | HUP0200839A3 (tr) |
| IL (1) | IL146023A0 (tr) |
| PL (1) | PL366289A1 (tr) |
| RU (1) | RU2001128229A (tr) |
| SK (1) | SK14672001A3 (tr) |
| TR (1) | TR200103028T2 (tr) |
| WO (1) | WO2000062782A1 (tr) |
| YU (1) | YU74101A (tr) |
| ZA (1) | ZA200108220B (tr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU6019900A (en) * | 1999-11-24 | 2001-06-04 | Sumika Fine Chemicals Co., Ltd. | Anhydrous mirtazapine crystals and process for producing the same |
| AU6474200A (en) * | 1999-12-13 | 2001-06-18 | Sumika Fine Chemicals Co., Ltd. | Process for the preparation of a pyridinemethanol compound |
| US6660730B2 (en) * | 2000-11-27 | 2003-12-09 | Sumika Fine Chemicals Co., Ltd. | Anhydrous mirtazapine and process for preparing the same |
| UA83666C2 (ru) | 2003-07-10 | 2008-08-11 | Н.В. Органон | Способ получения энантиомерно чистого миртазапина |
| ES2246161B1 (es) * | 2004-07-22 | 2007-04-01 | Medichem, S.A. | Proceso mejorado para la fabricacion de mirtazapina. |
| JP4848704B2 (ja) * | 2004-08-24 | 2011-12-28 | 住友化学株式会社 | ２−（４−メチル−２−フェニルピペラジン−１−イル）−３−シアノピリジンの製造方法 |
| JP5192707B2 (ja) * | 2007-03-22 | 2013-05-08 | 住友化学株式会社 | ミルタザピンの製造方法 |
| EP2146993B1 (en) | 2007-04-11 | 2015-08-05 | Merck Sharp & Dohme B.V. | A method for the preparation of mirtazapine |
| US7994314B2 (en) | 2007-04-11 | 2011-08-09 | N.V. Organon | Method for the preparation of an enantiomerically pure benzazepine |
| KR101485418B1 (ko) * | 2013-05-29 | 2015-01-26 | 주식회사 메디켐코리아 | 고순도 미르타자핀의 제조방법 |
| JP6571497B2 (ja) * | 2015-11-13 | 2019-09-04 | 株式会社トクヤマ | ミルタザピンの製造方法 |
| JP2017088564A (ja) * | 2015-11-13 | 2017-05-25 | 株式会社トクヤマ | ミルタザピンの製造方法 |
| CN108191873B (zh) * | 2018-01-08 | 2021-09-24 | 山东省食品药品检验研究院 | 一种盐酸米安色林的纯化方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL189199C (nl) * | 1975-04-05 | 1993-02-01 | Akzo Nv | Werkwijze ter bereiding van farmaceutische preparaten met werking op het centraal zenuwstelsel op basis van benz(aryl)azepinederivaten, de verkregen gevormde farmaceutische preparaten, alsmede werkwijze ter bereiding van de toe te passen benz(aryl)azepinederivaten. |
-
2000
- 2000-04-18 KR KR1020017013267A patent/KR20020019902A/ko not_active IP Right Cessation
- 2000-04-18 CN CN00807574A patent/CN1356903A/zh active Pending
- 2000-04-18 CN CNA2005100042895A patent/CN1680374A/zh active Pending
- 2000-04-18 HU HU0200839A patent/HUP0200839A3/hu unknown
- 2000-04-18 PL PL00366289A patent/PL366289A1/xx unknown
- 2000-04-18 IL IL14602300A patent/IL146023A0/xx unknown
- 2000-04-18 RU RU2001128229/04A patent/RU2001128229A/ru not_active Application Discontinuation
- 2000-04-18 CN CNA2005100042880A patent/CN1679586A/zh active Pending
- 2000-04-18 CN CNA2005100042908A patent/CN1680365A/zh active Pending
- 2000-04-18 WO PCT/US2000/010357 patent/WO2000062782A1/en not_active Application Discontinuation
- 2000-04-18 JP JP2000611918A patent/JP2004500324A/ja not_active Withdrawn
- 2000-04-18 CZ CZ20013658A patent/CZ20013658A3/cs unknown
- 2000-04-18 CA CA002368815A patent/CA2368815A1/en not_active Abandoned
- 2000-04-18 TR TR2001/03028T patent/TR200103028T2/tr unknown
- 2000-04-18 YU YU74101A patent/YU74101A/sh unknown
- 2000-04-18 SK SK1467-2001A patent/SK14672001A3/sk unknown
-
2001
- 2001-10-05 ZA ZA200108220A patent/ZA200108220B/xx unknown
- 2001-10-15 HR HR20010747A patent/HRP20010747A2/hr not_active Application Discontinuation
-
2002
- 2002-07-05 HK HK02105027.4A patent/HK1044116A1/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CZ20013658A3 (cs) | 2002-08-14 |
| IL146023A0 (en) | 2002-07-25 |
| HUP0200839A3 (en) | 2003-05-28 |
| HRP20010747A2 (en) | 2002-12-31 |
| WO2000062782A1 (en) | 2000-10-26 |
| SK14672001A3 (sk) | 2002-11-06 |
| TR200103028T2 (tr) | 2002-01-21 |
| KR20020019902A (ko) | 2002-03-13 |
| JP2004500324A (ja) | 2004-01-08 |
| HK1044116A1 (zh) | 2002-10-11 |
| PL366289A1 (en) | 2005-01-24 |
| YU74101A (sh) | 2004-09-03 |
| CN1680365A (zh) | 2005-10-12 |
| RU2001128229A (ru) | 2003-07-10 |
| CN1679586A (zh) | 2005-10-12 |
| HUP0200839A2 (en) | 2002-08-28 |
| ZA200108220B (en) | 2006-02-26 |
| CN1356903A (zh) | 2002-07-03 |
| CN1680374A (zh) | 2005-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued | ||
| FZDE | Discontinued |
Effective date: 20070418 |