HRP20020660A2 - Method for the preparation of citalopram - Google Patents
Method for the preparation of citalopram Download PDFInfo
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- HRP20020660A2 HRP20020660A2 HRP20020660A HRP20020660A2 HR P20020660 A2 HRP20020660 A2 HR P20020660A2 HR P20020660 A HRP20020660 A HR P20020660A HR P20020660 A2 HRP20020660 A2 HR P20020660A2
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- citalopram
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- 229960001653 citalopram Drugs 0.000 title claims description 62
- 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 61
- 238000000034 method Methods 0.000 title claims description 31
- 238000002360 preparation method Methods 0.000 title claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 109
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 30
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 238000006268 reductive amination reaction Methods 0.000 claims description 26
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 23
- 125000006239 protecting group Chemical group 0.000 claims description 23
- 150000003839 salts Chemical class 0.000 claims description 20
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 17
- 125000000217 alkyl group Chemical group 0.000 claims description 16
- 230000011987 methylation Effects 0.000 claims description 15
- 125000003277 amino group Chemical group 0.000 claims description 14
- 238000007069 methylation reaction Methods 0.000 claims description 14
- 238000006722 reduction reaction Methods 0.000 claims description 13
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 12
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 9
- 125000003158 alcohol group Chemical group 0.000 claims description 8
- OVEHNNQXLPJPPL-UHFFFAOYSA-N lithium;n-propan-2-ylpropan-2-amine Chemical compound [Li].CC(C)NC(C)C OVEHNNQXLPJPPL-UHFFFAOYSA-N 0.000 claims description 8
- 125000003342 alkenyl group Chemical group 0.000 claims description 7
- 125000000304 alkynyl group Chemical group 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- -1 amino compound Chemical class 0.000 claims description 6
- 230000001430 anti-depressive effect Effects 0.000 claims description 6
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 101100439663 Arabidopsis thaliana CHR7 gene Proteins 0.000 claims description 5
- 239000000935 antidepressant agent Substances 0.000 claims description 5
- 229940005513 antidepressants Drugs 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 4
- 150000001540 azides Chemical class 0.000 claims description 4
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims description 4
- 239000008194 pharmaceutical composition Substances 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 150000004703 alkoxides Chemical class 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000010511 deprotection reaction Methods 0.000 claims description 2
- 125000006222 dimethylaminomethyl group Chemical group [H]C([H])([H])N(C([H])([H])[H])C([H])([H])* 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- YNESATAKKCNGOF-UHFFFAOYSA-N lithium bis(trimethylsilyl)amide Chemical compound [Li+].C[Si](C)(C)[N-][Si](C)(C)C YNESATAKKCNGOF-UHFFFAOYSA-N 0.000 claims description 2
- BDAWXSQJJCIFIK-UHFFFAOYSA-N potassium methoxide Chemical compound [K+].[O-]C BDAWXSQJJCIFIK-UHFFFAOYSA-N 0.000 claims description 2
- 230000002829 reductive effect Effects 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- WRIKHQLVHPKCJU-UHFFFAOYSA-N sodium bis(trimethylsilyl)amide Chemical compound C[Si](C)(C)N([Na])[Si](C)(C)C WRIKHQLVHPKCJU-UHFFFAOYSA-N 0.000 claims description 2
- 238000006485 reductive methylation reaction Methods 0.000 claims 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 38
- 239000000243 solution Substances 0.000 description 33
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 29
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 25
- 239000000203 mixture Substances 0.000 description 25
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 24
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 24
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 21
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 18
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 16
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 14
- 235000019441 ethanol Nutrition 0.000 description 14
- 235000019439 ethyl acetate Nutrition 0.000 description 14
- 238000005160 1H NMR spectroscopy Methods 0.000 description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 239000000284 extract Substances 0.000 description 12
- 238000010898 silica gel chromatography Methods 0.000 description 11
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 10
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000002244 precipitate Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 9
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 8
- 239000012452 mother liquor Substances 0.000 description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- YXCRMKYHFFMNPT-UHFFFAOYSA-N 1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile Chemical compound C1=CC(F)=CC=C1C1C2=CC=C(C#N)C=C2CO1 YXCRMKYHFFMNPT-UHFFFAOYSA-N 0.000 description 6
- WSEQXVZVJXJVFP-UHFFFAOYSA-N 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile Chemical compound O1CC2=CC(C#N)=CC=C2C1(CCCN(C)C)C1=CC=C(F)C=C1 WSEQXVZVJXJVFP-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 150000003891 oxalate salts Chemical class 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 5
- 239000000654 additive Substances 0.000 description 5
- 239000002585 base Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- IQDGSYLLQPDQDV-UHFFFAOYSA-N dimethylazanium;chloride Chemical compound Cl.CNC IQDGSYLLQPDQDV-UHFFFAOYSA-N 0.000 description 5
- 239000005457 ice water Substances 0.000 description 5
- 239000012299 nitrogen atmosphere Substances 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 4
- KTGRHKOEFSJQNS-UHFFFAOYSA-N Citalopram Oxalate Chemical compound OC(=O)C(O)=O.O1CC2=CC(C#N)=CC=C2C1(CCCN(C)C)C1=CC=C(F)C=C1 KTGRHKOEFSJQNS-UHFFFAOYSA-N 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000012043 crude product Substances 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 125000001412 tetrahydropyranyl group Chemical group 0.000 description 4
- OZUKMJYCPYNCIS-UHFFFAOYSA-N 1-(4-fluorophenyl)-1-(3-hydroxypropyl)-3h-2-benzofuran-5-carbonitrile Chemical compound O1CC2=CC(C#N)=CC=C2C1(CCCO)C1=CC=C(F)C=C1 OZUKMJYCPYNCIS-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 235000010755 mineral Nutrition 0.000 description 3
- QZAYGJVTTNCVMB-UHFFFAOYSA-N serotonin Chemical compound C1=C(O)C=C2C(CCN)=CNC2=C1 QZAYGJVTTNCVMB-UHFFFAOYSA-N 0.000 description 3
- 239000012279 sodium borohydride Substances 0.000 description 3
- 229910000033 sodium borohydride Inorganic materials 0.000 description 3
- BEOOHQFXGBMRKU-UHFFFAOYSA-N sodium cyanoborohydride Chemical compound [Na+].[B-]C#N BEOOHQFXGBMRKU-UHFFFAOYSA-N 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 3
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical compound C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 2
- MISRDHPJNVDXCE-UHFFFAOYSA-N 1-(4-fluorophenyl)-1-[3-(oxan-2-yloxy)propyl]-3h-2-benzofuran-5-carbonitrile Chemical compound C1=CC(F)=CC=C1C1(CCCOC2OCCCC2)C2=CC=C(C#N)C=C2CO1 MISRDHPJNVDXCE-UHFFFAOYSA-N 0.000 description 2
- VMJNTFXCTXAXTC-UHFFFAOYSA-N 2,2-difluoro-1,3-benzodioxole-5-carbonitrile Chemical group C1=C(C#N)C=C2OC(F)(F)OC2=C1 VMJNTFXCTXAXTC-UHFFFAOYSA-N 0.000 description 2
- YYROPELSRYBVMQ-UHFFFAOYSA-N 4-toluenesulfonyl chloride Chemical compound CC1=CC=C(S(Cl)(=O)=O)C=C1 YYROPELSRYBVMQ-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RKUKMUWCRLRPEJ-UHFFFAOYSA-N Didemethylcitalopram Chemical compound O1CC2=CC(C#N)=CC=C2C1(CCCN)C1=CC=C(F)C=C1 RKUKMUWCRLRPEJ-UHFFFAOYSA-N 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000012359 Methanesulfonyl chloride Substances 0.000 description 2
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 229930040373 Paraformaldehyde Natural products 0.000 description 2
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 238000005804 alkylation reaction Methods 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229920001429 chelating resin Polymers 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 229960004132 diethyl ether Drugs 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 229940052303 ethers for general anesthesia Drugs 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- 238000004128 high performance liquid chromatography Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 2
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 230000001035 methylating effect Effects 0.000 description 2
- HHVIBTZHLRERCL-UHFFFAOYSA-N methylsulphonylmethane Natural products CS(C)(=O)=O HHVIBTZHLRERCL-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 description 2
- 229920002866 paraformaldehyde Polymers 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 125000005543 phthalimide group Chemical group 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- JQWHASGSAFIOCM-UHFFFAOYSA-M sodium periodate Chemical compound [Na+].[O-]I(=O)(=O)=O JQWHASGSAFIOCM-UHFFFAOYSA-M 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 239000003826 tablet Substances 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- 125000004665 trialkylsilyl group Chemical group 0.000 description 2
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 1
- JIKYAUBJQSVFAE-UHFFFAOYSA-N 1-(3-azidopropyl)-1-(4-fluorophenyl)-3h-2-benzofuran-5-carbonitrile Chemical compound C1=CC(F)=CC=C1C1(CCCN=[N+]=[N-])C2=CC=C(C#N)C=C2CO1 JIKYAUBJQSVFAE-UHFFFAOYSA-N 0.000 description 1
- QXQAPNSHUJORMC-UHFFFAOYSA-N 1-chloro-4-propylbenzene Chemical compound CCCC1=CC=C(Cl)C=C1 QXQAPNSHUJORMC-UHFFFAOYSA-N 0.000 description 1
- HCYFGRCYSCXKNQ-UHFFFAOYSA-N 2-(1,3-dimethyl-2,6-dioxo-7-purinyl)acetic acid Chemical compound O=C1N(C)C(=O)N(C)C2=C1N(CC(O)=O)C=N2 HCYFGRCYSCXKNQ-UHFFFAOYSA-N 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- DPZHKLJPVMYFCU-UHFFFAOYSA-N 2-(5-bromopyridin-2-yl)acetonitrile Chemical compound BrC1=CC=C(CC#N)N=C1 DPZHKLJPVMYFCU-UHFFFAOYSA-N 0.000 description 1
- OZDAOHVKBFBBMZ-UHFFFAOYSA-N 2-aminopentanedioic acid;hydrate Chemical compound O.OC(=O)C(N)CCC(O)=O OZDAOHVKBFBBMZ-UHFFFAOYSA-N 0.000 description 1
- PSUXTZLDBVEZTD-UHFFFAOYSA-N 3-bromopropoxymethylbenzene Chemical compound BrCCCOCC1=CC=CC=C1 PSUXTZLDBVEZTD-UHFFFAOYSA-N 0.000 description 1
- NYYRRBOMNHUCLB-UHFFFAOYSA-N 3-chloro-n,n-dimethylpropan-1-amine Chemical compound CN(C)CCCCl NYYRRBOMNHUCLB-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
- ALYNCZNDIQEVRV-UHFFFAOYSA-N 4-aminobenzoic acid Chemical compound NC1=CC=C(C(O)=O)C=C1 ALYNCZNDIQEVRV-UHFFFAOYSA-N 0.000 description 1
- 125000000590 4-methylphenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 1
- PXRKCOCTEMYUEG-UHFFFAOYSA-N 5-aminoisoindole-1,3-dione Chemical compound NC1=CC=C2C(=O)NC(=O)C2=C1 PXRKCOCTEMYUEG-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- VINHHXLWNQSPFV-UHFFFAOYSA-N 7a-(3-bromopropyl)-3ah-isoindole-1,3-dione Chemical compound C1=CC=CC2C(=O)NC(=O)C21CCCBr VINHHXLWNQSPFV-UHFFFAOYSA-N 0.000 description 1
- SKTFQHRVFFOHTQ-UHFFFAOYSA-N 8-bromo-1,3-dimethyl-7h-purine-2,6-dione Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC(Br)=N2 SKTFQHRVFFOHTQ-UHFFFAOYSA-N 0.000 description 1
- 244000144725 Amygdalus communis Species 0.000 description 1
- 235000011437 Amygdalus communis Nutrition 0.000 description 1
- CKLJMWTZIZZHCS-UHFFFAOYSA-N Aspartic acid Chemical compound OC(=O)C(N)CC(O)=O CKLJMWTZIZZHCS-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- COVZYZSDYWQREU-UHFFFAOYSA-N Busulfan Chemical compound CS(=O)(=O)OCCCCOS(C)(=O)=O COVZYZSDYWQREU-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 description 1
- 206010012289 Dementia Diseases 0.000 description 1
- 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 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical class O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric Acid Chemical compound [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 229950003769 acefylline Drugs 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000004453 alkoxycarbonyl group Chemical group 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- 239000002168 alkylating agent Substances 0.000 description 1
- 229940100198 alkylating agent Drugs 0.000 description 1
- 230000002152 alkylating effect Effects 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 235000020224 almond Nutrition 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 235000019568 aromas Nutrition 0.000 description 1
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid group Chemical group C(C1=CC=CC=C1)(=O)O WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000004369 butenyl group Chemical group C(=CCC)* 0.000 description 1
- 125000000480 butynyl group Chemical group [*]C#CC([H])([H])C([H])([H])[H] 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- DOBRDRYODQBAMW-UHFFFAOYSA-N copper(i) cyanide Chemical compound [Cu+].N#[C-] DOBRDRYODQBAMW-UHFFFAOYSA-N 0.000 description 1
- UVJHQYIOXKWHFD-UHFFFAOYSA-N cyclohexa-1,4-diene Chemical compound C1C=CCC=C1 UVJHQYIOXKWHFD-UHFFFAOYSA-N 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 229940043279 diisopropylamine Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- AFAXGSQYZLGZPG-UHFFFAOYSA-N ethanedisulfonic acid Chemical compound OS(=O)(=O)CCS(O)(=O)=O AFAXGSQYZLGZPG-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- IWYDHOAUDWTVEP-UHFFFAOYSA-N mandelic acid Chemical compound OC(=O)C(O)C1=CC=CC=C1 IWYDHOAUDWTVEP-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000002950 monocyclic group Chemical group 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 229910000489 osmium tetroxide Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001592 potato starch Polymers 0.000 description 1
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 description 1
- 125000002568 propynyl group Chemical group [*]C#CC([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229940076279 serotonin Drugs 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008223 sterile water Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000002088 tosyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1C([H])([H])[H])S(*)(=O)=O 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 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
-
- 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
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
- A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
- A61K31/343—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Neurology (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Neurosurgery (AREA)
- Biomedical Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Psychiatry (AREA)
- Pain & Pain Management (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA200000296 | 2000-02-24 | ||
| DKPA200000401 | 2000-03-13 | ||
| PCT/DK2001/000123 WO2001043525A2 (en) | 2000-02-24 | 2001-02-22 | Method for the preparation of citalopram |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20020660A2 true HRP20020660A2 (en) | 2004-12-31 |
Family
ID=26068779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20020660 HRP20020660A2 (en) | 2000-02-24 | 2002-08-09 | Method for the preparation of citalopram |
Country Status (26)
| Country | Link |
|---|---|
| US (1) | US6420574B2 (sk) |
| EP (1) | EP1259501A2 (sk) |
| JP (1) | JP2003523955A (sk) |
| KR (1) | KR20020081355A (sk) |
| CN (1) | CN1608057A (sk) |
| AR (1) | AR029658A1 (sk) |
| AU (1) | AU2001235358A1 (sk) |
| BE (1) | BE1011177A6 (sk) |
| BG (1) | BG107061A (sk) |
| BR (1) | BR0108937A (sk) |
| CA (1) | CA2401236A1 (sk) |
| EA (1) | EA005315B1 (sk) |
| FR (1) | FR2805812A1 (sk) |
| GR (1) | GR1004073B (sk) |
| HR (1) | HRP20020660A2 (sk) |
| HU (1) | HUP0300212A2 (sk) |
| IE (1) | IES20010163A2 (sk) |
| IL (1) | IL151059A0 (sk) |
| IS (1) | IS6487A (sk) |
| IT (1) | ITMI20010386A1 (sk) |
| MX (1) | MXPA02008228A (sk) |
| NL (1) | NL1017415C1 (sk) |
| NO (1) | NO20023928L (sk) |
| PL (1) | PL363119A1 (sk) |
| SK (1) | SK13672002A3 (sk) |
| WO (1) | WO2001043525A2 (sk) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AR022329A1 (es) | 1999-01-29 | 2002-09-04 | Lundbeck & Co As H | Metodo para la preparacion de 5-cianoftalida |
| NZ514671A (en) * | 1999-04-14 | 2003-10-31 | H | Method for the preparation of citalopram |
| ITMI991581A1 (it) * | 1999-06-25 | 2001-01-15 | Lundbeck & Co As H | Metodo per la preparazione di citalopram |
| PT1298124E (pt) | 1999-10-25 | 2007-05-31 | Lundbeck & Co As H | Método para a preparação de citalopram |
| US6310222B1 (en) * | 1999-11-01 | 2001-10-30 | Sumika Fine Chemicals Co., Ltd. | Production method of 5-phthalancarbonitrile compound, intermediate therefor and production method of the intermediate |
| AR026063A1 (es) | 1999-11-01 | 2002-12-26 | Lundbeck & Co As H | Metodo para la preparacion de 5-carboxiftalida. |
| CZ20022213A3 (cs) | 1999-12-28 | 2002-09-11 | H. Lundbeck A/S | Způsob výroby citalopramu |
| ATE253568T1 (de) | 1999-12-30 | 2003-11-15 | Lundbeck & Co As H | Verfahren zur herstellung von citalopram |
| CZ20022601A3 (cs) * | 2000-01-14 | 2002-10-16 | H. Lundbeck A/S | Způsob výroby 5-kyanoftalidu |
| US6433196B1 (en) * | 2000-02-17 | 2002-08-13 | Sumika Fine Chemicals Co., Ltd. | Production method of citalopram, intermediate therefor and production method of the intermediate |
| IES20010157A2 (en) * | 2000-03-03 | 2002-03-06 | Lundbeck & Co As H | Method for the preparation of citalopram |
| JP2003527387A (ja) | 2000-03-13 | 2003-09-16 | ハー・ルンドベック・アクチエゼルスカベット | シタロプラムの製造方法 |
| NL1017500C1 (nl) | 2000-03-13 | 2001-04-26 | Lundbeck & Co As H | Werkwijze voor de bereiding van Citalopram. |
| PL357022A1 (en) * | 2000-03-13 | 2004-07-12 | H.Lundbeck A/S | Stepwise alkylation of 5-substituted 1-(4-fluorophenyl)-1,3-dihydroisobenzofurans |
| EP1265882B1 (en) | 2000-03-14 | 2004-01-14 | H. Lundbeck A/S | Method for the preparation of citalopram |
| EA200200982A1 (ru) * | 2000-03-16 | 2003-02-27 | Х.Лундбекк А/С | Способ получения 5-циано-1-(4-фторфенил)-1,3-дигидроизобензофуранов |
| AR032455A1 (es) | 2000-05-12 | 2003-11-12 | Lundbeck & Co As H | Metodo para la preparacion de citalopram, un intermediario empleado en el metodo, un metodo para la preparacion del intermediario empleado en el metodo y composicion farmaceutica antidepresiva |
| IL144816A (en) | 2000-08-18 | 2005-09-25 | Lundbeck & Co As H | Method for the preparation of citalopram |
| NL1017525C1 (nl) | 2000-12-22 | 2001-04-26 | Lundbeck & Co As H | Werkwijze voor de bereiding van zuiver Citalopram |
| AR034759A1 (es) * | 2001-07-13 | 2004-03-17 | Lundbeck & Co As H | Metodo para la preparacion de escitalopram |
| AU2002356903A2 (en) * | 2001-11-08 | 2003-05-19 | Sepracor Inc. | Methods for treating depression and other CNS disorders using enantiomerically enriched desmethyl- and didesmethyl-metabolites of citalopram |
| PE20040991A1 (es) | 2002-08-12 | 2004-12-27 | Lundbeck & Co As H | Separacion de intermediarios para la preparacion de escitalopram |
| AU2003223105A1 (en) * | 2003-03-24 | 2004-10-18 | Hetero Drugs Limited | Novel crystalline forms of (s)-citalopram oxalate |
| US20090018351A1 (en) * | 2003-11-12 | 2009-01-15 | Dr. Reddy's Laboratories, Inc. | Preparation of escitalopram |
| 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 |
| GB0601286D0 (en) | 2006-01-23 | 2006-03-01 | Sandoz Ag | Asymmetric synthesis |
| AU2008252631B2 (en) * | 2007-05-18 | 2012-12-20 | Cipla Limited | Process for the preparation of escitalopram via desmethylcitalopram, optical resolution and methylation of the S-isomer |
| WO2009111031A2 (en) * | 2008-03-04 | 2009-09-11 | Intra-Cellular Therapies, Inc. | Methods of treating vasomotor symptoms |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1143702A (sk) | 1965-03-18 | |||
| GB1526331A (en) * | 1976-01-14 | 1978-09-27 | Kefalas As | Phthalanes |
| GB8419963D0 (en) | 1984-08-06 | 1984-09-12 | Lundbeck & Co As H | Intermediate compound and method |
| US5296007A (en) | 1986-11-17 | 1994-03-22 | Ensci Inc. | Process for removing sulfur from coal |
| GB8814057D0 (en) | 1988-06-14 | 1988-07-20 | Lundbeck & Co As H | New enantiomers & their isolation |
| DE19626659A1 (de) | 1996-07-03 | 1998-01-08 | Basf Ag | Verfahren zur Herstellung von Phthaliden |
| DE19627697A1 (de) | 1996-07-10 | 1998-01-15 | Basf Ag | Verfahren zur Herstellung von Phthaliden |
| AU737610B2 (en) | 1997-07-08 | 2001-08-23 | H. Lundbeck A/S | Method for the preparation of citalopram |
| UA62985C2 (en) | 1997-11-10 | 2004-01-15 | Lunnbeck As H | A method for the preparation of citalopram |
| BR9714925A (pt) | 1997-11-11 | 2003-07-22 | Lundbeck & Co As H | Método para preparação de citalopran, composto e composição farmacêutica antidepressiva |
| PL199423B1 (pl) | 1998-10-20 | 2008-09-30 | Lundbeck & Co As H | Sposób wytwarzania citalopramu |
| UA70979C2 (uk) | 1998-12-23 | 2004-11-15 | Х. Луннбек А/С | Спосіб одержання 5-ціанофталіду |
| AR022329A1 (es) | 1999-01-29 | 2002-09-04 | Lundbeck & Co As H | Metodo para la preparacion de 5-cianoftalida |
| NZ514671A (en) | 1999-04-14 | 2003-10-31 | H | Method for the preparation of citalopram |
| ITMI991581A1 (it) | 1999-06-25 | 2001-01-15 | Lundbeck & Co As H | Metodo per la preparazione di citalopram |
| ITMI991579A1 (it) | 1999-06-25 | 2001-01-15 | Lundbeck & Co As H | Metodo per la preparazione di citalopram |
| CH692298A5 (de) | 1999-10-25 | 2002-04-30 | Lundbeck & Co As H | Verfahren zur Herstellung von Zwischenstufen für die Citalopramsynthese sowie zur Herstellung von Escitalopram. |
| US6310222B1 (en) | 1999-11-01 | 2001-10-30 | Sumika Fine Chemicals Co., Ltd. | Production method of 5-phthalancarbonitrile compound, intermediate therefor and production method of the intermediate |
-
2001
- 2001-02-21 FR FR0102339A patent/FR2805812A1/fr active Pending
- 2001-02-21 NL NL1017415A patent/NL1017415C1/nl not_active IP Right Cessation
- 2001-02-22 PL PL01363119A patent/PL363119A1/xx not_active Application Discontinuation
- 2001-02-22 JP JP2001544478A patent/JP2003523955A/ja not_active Withdrawn
- 2001-02-22 HU HU0300212A patent/HUP0300212A2/hu unknown
- 2001-02-22 KR KR1020027011111A patent/KR20020081355A/ko not_active Application Discontinuation
- 2001-02-22 SK SK1367-2002A patent/SK13672002A3/sk not_active Application Discontinuation
- 2001-02-22 IL IL15105901A patent/IL151059A0/xx unknown
- 2001-02-22 EP EP01907389A patent/EP1259501A2/en not_active Withdrawn
- 2001-02-22 EA EA200200898A patent/EA005315B1/ru not_active IP Right Cessation
- 2001-02-22 MX MXPA02008228A patent/MXPA02008228A/es unknown
- 2001-02-22 IE IE20010163A patent/IES20010163A2/en not_active IP Right Cessation
- 2001-02-22 AU AU2001235358A patent/AU2001235358A1/en not_active Abandoned
- 2001-02-22 WO PCT/DK2001/000123 patent/WO2001043525A2/en not_active Application Discontinuation
- 2001-02-22 CN CNA018055567A patent/CN1608057A/zh active Pending
- 2001-02-22 CA CA002401236A patent/CA2401236A1/en not_active Abandoned
- 2001-02-22 BR BR0108937-4A patent/BR0108937A/pt not_active IP Right Cessation
- 2001-02-22 GR GR20010100098A patent/GR1004073B/el unknown
- 2001-02-23 BE BE2001/0126A patent/BE1011177A6/fr not_active IP Right Cessation
- 2001-02-23 AR ARP010100836A patent/AR029658A1/es not_active Application Discontinuation
- 2001-02-26 US US09/794,762 patent/US6420574B2/en not_active Expired - Lifetime
- 2001-02-26 IT IT2001MI000386A patent/ITMI20010386A1/it unknown
-
2002
- 2002-07-29 IS IS6487A patent/IS6487A/is unknown
- 2002-08-09 HR HRP20020660 patent/HRP20020660A2/hr not_active Application Discontinuation
- 2002-08-19 NO NO20023928A patent/NO20023928L/no not_active Application Discontinuation
- 2002-09-04 BG BG107061A patent/BG107061A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO20023928D0 (no) | 2002-08-19 |
| KR20020081355A (ko) | 2002-10-26 |
| CA2401236A1 (en) | 2001-06-21 |
| BR0108937A (pt) | 2003-06-17 |
| BE1011177A6 (fr) | 2001-07-03 |
| GR20010100098A (el) | 2001-10-31 |
| PL363119A1 (en) | 2004-11-15 |
| BG107061A (en) | 2003-05-30 |
| EA200200898A1 (ru) | 2003-02-27 |
| US20010027256A1 (en) | 2001-10-04 |
| IS6487A (is) | 2002-07-29 |
| HUP0300212A2 (hu) | 2003-06-28 |
| ITMI20010386A1 (it) | 2002-08-26 |
| MXPA02008228A (es) | 2004-04-05 |
| CN1608057A (zh) | 2005-04-20 |
| NL1017415C1 (nl) | 2001-05-18 |
| WO2001043525A3 (en) | 2002-01-31 |
| IL151059A0 (en) | 2003-04-10 |
| FR2805812A1 (fr) | 2001-09-07 |
| GR1004073B (el) | 2002-11-26 |
| EA005315B1 (ru) | 2004-12-30 |
| NO20023928L (no) | 2002-08-19 |
| AR029658A1 (es) | 2003-07-10 |
| WO2001043525A2 (en) | 2001-06-21 |
| IES20010163A2 (en) | 2002-03-06 |
| JP2003523955A (ja) | 2003-08-12 |
| EP1259501A2 (en) | 2002-11-27 |
| SK13672002A3 (sk) | 2003-03-04 |
| US6420574B2 (en) | 2002-07-16 |
| AU2001235358A1 (en) | 2001-06-25 |
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