HRP20040622A2 - Method of obtaining citalopram - Google Patents
Method of obtaining citalopram Download PDFInfo
- Publication number
- HRP20040622A2 HRP20040622A2 HR20040622A HRP20040622A HRP20040622A2 HR P20040622 A2 HRP20040622 A2 HR P20040622A2 HR 20040622 A HR20040622 A HR 20040622A HR P20040622 A HRP20040622 A HR P20040622A HR P20040622 A2 HRP20040622 A2 HR P20040622A2
- Authority
- HR
- Croatia
- Prior art keywords
- citalopram
- water
- aqueous phase
- temperature
- toluene
- Prior art date
Links
- WSEQXVZVJXJVFP-HXUWFJFHSA-N (R)-citalopram Chemical compound C1([C@@]2(C3=CC=C(C=C3CO2)C#N)CCCN(C)C)=CC=C(F)C=C1 WSEQXVZVJXJVFP-HXUWFJFHSA-N 0.000 title claims description 85
- 229960001653 citalopram Drugs 0.000 title claims description 83
- 238000000034 method Methods 0.000 title claims description 30
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 239000008346 aqueous phase Substances 0.000 claims description 22
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 20
- 239000012535 impurity Substances 0.000 claims description 19
- 239000003960 organic solvent Substances 0.000 claims description 19
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 14
- ROSDSFDQCJNGOL-UHFFFAOYSA-N protonated dimethyl amine Natural products CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 13
- 238000000746 purification Methods 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 11
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 7
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- DOBRDRYODQBAMW-UHFFFAOYSA-N copper(i) cyanide Chemical compound [Cu+].N#[C-] DOBRDRYODQBAMW-UHFFFAOYSA-N 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 239000008096 xylene Substances 0.000 claims description 6
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 125000003944 tolyl group Chemical group 0.000 claims 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 239000000758 substrate Substances 0.000 description 9
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000004128 high performance liquid chromatography Methods 0.000 description 5
- 239000002243 precursor Substances 0.000 description 5
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 4
- WIHMBLDNRMIGDW-UHFFFAOYSA-N 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3h-2-benzofuran-5-carbonitrile;hydron;bromide Chemical compound [Br-].O1CC2=CC(C#N)=CC=C2C1(CCC[NH+](C)C)C1=CC=C(F)C=C1 WIHMBLDNRMIGDW-UHFFFAOYSA-N 0.000 description 3
- PTJADDMMFYXMMG-UHFFFAOYSA-N Demethylcitalopram Chemical compound O1CC2=CC(C#N)=CC=C2C1(CCCNC)C1=CC=C(F)C=C1 PTJADDMMFYXMMG-UHFFFAOYSA-N 0.000 description 3
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 229960000584 citalopram hydrobromide Drugs 0.000 description 3
- 239000000539 dimer Substances 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 150000002825 nitriles Chemical group 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- -1 Pd2(dba)3 Substances 0.000 description 2
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 125000005843 halogen group Chemical group 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 239000012485 toluene extract Substances 0.000 description 2
- UXGVMFHEKMGWMA-UHFFFAOYSA-N 2-benzofuran Chemical group C1=CC=CC2=COC=C21 UXGVMFHEKMGWMA-UHFFFAOYSA-N 0.000 description 1
- WOLPGGGWZDXCNM-UHFFFAOYSA-N 3-[5-bromo-1-(4-fluorophenyl)-3h-2-benzofuran-1-yl]-n,n-dimethylpropan-1-amine Chemical compound O1CC2=CC(Br)=CC=C2C1(CCCN(C)C)C1=CC=C(F)C=C1 WOLPGGGWZDXCNM-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- IUSPXLCLQIZFHL-UHFFFAOYSA-N 5-bromo-3h-2-benzofuran-1-one Chemical compound BrC1=CC=C2C(=O)OCC2=C1 IUSPXLCLQIZFHL-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N Pd(PPh3)4 Substances [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000001430 anti-depressive effect Effects 0.000 description 1
- 239000000935 antidepressant agent Substances 0.000 description 1
- 229940005513 antidepressants Drugs 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- IANQTJSKSUMEQM-UHFFFAOYSA-N benzofuran Natural products C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000006297 carbonyl amino group Chemical group [H]N([*:2])C([*:1])=O 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000017858 demethylation Effects 0.000 description 1
- 238000010520 demethylation reaction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- WXHIJDCHNDBCNY-UHFFFAOYSA-N palladium dihydride Chemical compound [PdH2] WXHIJDCHNDBCNY-UHFFFAOYSA-N 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 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
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES200200167A ES2194597B2 (es) | 2002-01-25 | 2002-01-25 | Procedimiento para la obtencion de citalopram. |
| PCT/ES2003/000037 WO2003062218A1 (es) | 2002-01-25 | 2003-01-24 | Procedimiento para la obtención de citalopram |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20040622A2 true HRP20040622A2 (en) | 2005-04-30 |
Family
ID=27589316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HR20040622A HRP20040622A2 (en) | 2002-01-25 | 2004-07-08 | Method of obtaining citalopram |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6635773B2 (ja) |
| EP (1) | EP1479673A1 (ja) |
| JP (1) | JP2005522419A (ja) |
| CN (1) | CN1688565A (ja) |
| CA (1) | CA2474323A1 (ja) |
| ES (1) | ES2194597B2 (ja) |
| HR (1) | HRP20040622A2 (ja) |
| IL (1) | IL162848A0 (ja) |
| MX (1) | MXPA04007156A (ja) |
| NO (1) | NO20043568D0 (ja) |
| PL (1) | PL371199A1 (ja) |
| WO (1) | WO2003062218A1 (ja) |
| ZA (1) | ZA200405441B (ja) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003222435A1 (en) * | 2002-01-07 | 2003-07-24 | Sun Pharmaceutical Industries Limited | Process for the preparation of 1-(3-(dimethylamino)propyl)-1-(4-fluorophenyl)- 1,3-dihydro-5-isobenzofuran carbonitrile |
| GB0204607D0 (en) * | 2002-02-27 | 2002-04-10 | Matrix Lab Ltd | Process |
| TR200504022T1 (tr) * | 2003-03-24 | 2006-08-21 | Hetero Drugs Limited | (S)-sitalopram oksalatın yeni sıvı kristal formları. |
| GB0317475D0 (en) * | 2003-07-25 | 2003-08-27 | Meditab Specialities Pvt Ltd | Product |
| US20050143350A1 (en) * | 2003-11-19 | 2005-06-30 | Seed John C. | Combination drug therapy to treat obesity |
| TWI339651B (en) * | 2004-02-12 | 2011-04-01 | Lundbeck & Co As H | Method for the separation of intermediates which may be used for the preparation of escitalopram |
| CN111533662B (zh) * | 2020-04-07 | 2022-08-23 | 福建海西新药创制有限公司 | 一种西酞普兰中间体的合成方法 |
| CN114763343A (zh) * | 2021-01-14 | 2022-07-19 | 浙江华海药业股份有限公司 | 一种西酞普兰或s-西酞普兰的纯化方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT1181272E (pt) * | 2000-12-28 | 2003-01-31 | Lundbeck & Co As H | Processo para a preparacao de citalopram puro |
| GB0105627D0 (en) * | 2001-03-07 | 2001-04-25 | Cipla Ltd | Preparation of phthalanes |
| GB2376945A (en) * | 2001-06-27 | 2002-12-31 | Cipla Ltd | Citalopram preparation |
| GB0204607D0 (en) * | 2002-02-27 | 2002-04-10 | Matrix Lab Ltd | Process |
-
2002
- 2002-01-25 ES ES200200167A patent/ES2194597B2/es not_active Expired - Fee Related
-
2003
- 2003-01-24 IL IL16284803A patent/IL162848A0/xx unknown
- 2003-01-24 JP JP2003562097A patent/JP2005522419A/ja active Pending
- 2003-01-24 CN CN03802625.2A patent/CN1688565A/zh active Pending
- 2003-01-24 PL PL03371199A patent/PL371199A1/xx unknown
- 2003-01-24 MX MXPA04007156A patent/MXPA04007156A/es unknown
- 2003-01-24 EP EP03706634A patent/EP1479673A1/en not_active Withdrawn
- 2003-01-24 US US10/351,289 patent/US6635773B2/en not_active Expired - Fee Related
- 2003-01-24 CA CA002474323A patent/CA2474323A1/en not_active Abandoned
- 2003-01-24 WO PCT/ES2003/000037 patent/WO2003062218A1/es not_active Application Discontinuation
-
2004
- 2004-07-08 ZA ZA200405441A patent/ZA200405441B/en unknown
- 2004-07-08 HR HR20040622A patent/HRP20040622A2/hr not_active Application Discontinuation
- 2004-08-25 NO NO20043568A patent/NO20043568D0/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US20030144534A1 (en) | 2003-07-31 |
| PL371199A1 (en) | 2005-06-13 |
| ES2194597B2 (es) | 2004-08-01 |
| US6635773B2 (en) | 2003-10-21 |
| NO20043568L (no) | 2004-08-25 |
| ES2194597A1 (es) | 2003-11-16 |
| NO20043568D0 (no) | 2004-08-25 |
| JP2005522419A (ja) | 2005-07-28 |
| CN1688565A (zh) | 2005-10-26 |
| CA2474323A1 (en) | 2003-07-31 |
| IL162848A0 (en) | 2005-11-20 |
| EP1479673A1 (en) | 2004-11-24 |
| MXPA04007156A (es) | 2004-10-29 |
| WO2003062218A1 (es) | 2003-07-31 |
| ZA200405441B (en) | 2005-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ODRP | Renewal fee for the maintenance of a patent |
Payment date: 20050217 Year of fee payment: 3 |
|
| A1OB | Publication of a patent application | ||
| OBST | Application withdrawn |