TW201035057A - Process for the preparation of piperazine derivatives - Google Patents
Process for the preparation of piperazine derivatives Download PDFInfo
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- TW201035057A TW201035057A TW098142940A TW98142940A TW201035057A TW 201035057 A TW201035057 A TW 201035057A TW 098142940 A TW098142940 A TW 098142940A TW 98142940 A TW98142940 A TW 98142940A TW 201035057 A TW201035057 A TW 201035057A
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title abstract description 6
- 150000004885 piperazines Chemical class 0.000 title 1
- 229940066771 systemic antihistamines piperazine derivative Drugs 0.000 title 1
- 239000002904 solvent Substances 0.000 claims abstract description 16
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000003444 phase transfer catalyst Substances 0.000 claims abstract description 6
- 239000012044 organic layer Substances 0.000 claims abstract description 5
- 239000007864 aqueous solution Substances 0.000 claims abstract description 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims abstract description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical group N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 125000003118 aryl group Chemical group 0.000 claims description 11
- 125000002950 monocyclic group Chemical group 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 125000002619 bicyclic group Chemical group 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 239000000460 chlorine Substances 0.000 claims description 6
- 125000003545 alkoxy group Chemical group 0.000 claims description 5
- -1 ci-6 alkyl fluorenyl Chemical group 0.000 claims description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- 125000003342 alkenyl group Chemical group 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 4
- BOLDJAUMGUJJKM-LSDHHAIUSA-N renifolin D Natural products CC(=C)[C@@H]1Cc2c(O)c(O)ccc2[C@H]1CC(=O)c3ccc(O)cc3O BOLDJAUMGUJJKM-LSDHHAIUSA-N 0.000 claims description 4
- 150000005621 tetraalkylammonium salts Chemical group 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 3
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 125000005842 heteroatom Chemical group 0.000 claims description 3
- VMGAPWLDMVPYIA-HIDZBRGKSA-N n'-amino-n-iminomethanimidamide Chemical compound N\N=C\N=N VMGAPWLDMVPYIA-HIDZBRGKSA-N 0.000 claims description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 3
- 125000004434 sulfur atom Chemical group 0.000 claims description 3
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 2
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000002618 bicyclic heterocycle group Chemical group 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 2
- 125000004414 alkyl thio group Chemical group 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 125000005207 tetraalkylammonium group Chemical group 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 2
- CKDWPUIZGOQOOM-UHFFFAOYSA-N Carbamyl chloride Chemical compound NC(Cl)=O CKDWPUIZGOQOOM-UHFFFAOYSA-N 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000011541 reaction mixture Substances 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000012467 final product Substances 0.000 description 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 2
- 125000006700 (C1-C6) alkylthio group Chemical group 0.000 description 2
- KZWGDKKWTNAHDW-UHFFFAOYSA-N N=NC=NN.[Cl-].C[NH2+]C Chemical compound N=NC=NN.[Cl-].C[NH2+]C KZWGDKKWTNAHDW-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000012453 solvate Substances 0.000 description 2
- 125000004454 (C1-C6) alkoxycarbonyl group Chemical group 0.000 description 1
- BMVXCPBXGZKUPN-UHFFFAOYSA-N 1-hexanamine Chemical compound CCCCCCN BMVXCPBXGZKUPN-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VMWVFNRWYCUOCX-BCHJJPDRSA-N Cl.Cl.C1C[C@@H](N)CC[C@@H]1CCN1CCN(C=2C(=C(Cl)C=CC=2)Cl)CC1 Chemical compound Cl.Cl.C1C[C@@H](N)CC[C@@H]1CCN1CCN(C=2C(=C(Cl)C=CC=2)Cl)CC1 VMWVFNRWYCUOCX-BCHJJPDRSA-N 0.000 description 1
- 101150049660 DRD2 gene Proteins 0.000 description 1
- TXAHKCHBJJLKFU-UHFFFAOYSA-N N=NC=NN.CNC Chemical compound N=NC=NN.CNC TXAHKCHBJJLKFU-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000000319 biphenyl-4-yl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- QMEZUZOCLYUADC-UHFFFAOYSA-N hydrate;dihydrochloride Chemical compound O.Cl.Cl QMEZUZOCLYUADC-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002923 oximes Chemical class 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002464 receptor antagonist Substances 0.000 description 1
- 229940044551 receptor antagonist Drugs 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000000446 sulfanediyl group Chemical group *S* 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- DZLFLBLQUQXARW-UHFFFAOYSA-N tetrabutylammonium Chemical group CCCC[N+](CCCC)(CCCC)CCCC DZLFLBLQUQXARW-UHFFFAOYSA-N 0.000 description 1
- QEMXHQIAXOOASZ-UHFFFAOYSA-N tetramethylammonium Chemical class C[N+](C)(C)C QEMXHQIAXOOASZ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
- C07D295/12—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms
- C07D295/135—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by singly or doubly bound nitrogen atoms with the ring nitrogen atoms and the substituent nitrogen atoms separated by carbocyclic rings or by carbon chains interrupted by carbocyclic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
Description
201035057 六、發明說明: 【發明所屬之技術領域】 本發明係有關一種製備通式(I)之反式N-{4-{2-[4-(2,3-二氯苯基)_哌哄-丨_基]-乙基卜環己基卜脲衍生物的 新穎方法。 【先前技術】 0 通式(1 )化合物原來係揭示於匈牙利專利說明書編 號P0302451中作爲D3/D2受體拮抗劑。p〇302451說明書 中列出三個用以製備式(I )化合物的反應路徑(A、B、 C方法)。根據方法” A ” ,胺衍生物與(硫代)胺甲醯 氯化合物反應。P03〇245 1方法a之實施例3中,胺於無 水條件下,在三乙胺存在下,與N,N_二甲基-胺甲醯氯反 。 就工業觀點而言,前述” A”程序之缺點係爲長反應時 Q 間(4 8小時)及較差產率(6 5 % )。此外,所得最終產 物應以額外再結晶步驟純化。 吾人目標係提供一種缺少先前方法之缺點的方法,即 藉易於單離純化之方式在較短反應時間及較佳產率下製備 式(I )化合物。 【發明內容】 吾人於實驗過程中,驚異地發現當式(III)化合物 201035057 h2n
Cl
(III) 或其鹽及/或水合物及/或溶劑合物與通式(n)胺甲醯
(其中
Ri及R2係獨立地表示 -選擇性經芳基取代之直鏈或分支鏈C1_6烷基,或 •含有1至3個雙鍵之C2 7烯基,或 -單環性'雙環性或三環性芳基,選擇性經一或多個以 下基團所取代:Cl-6烷氧基、三氟-C1-6烷氧基、Ci 6烷氧基羰基' C1-6烷醯基、芳基、C1-6烷硫基、 鹵素或氰基,或 -選擇性經取代之單環性、雙環性或三環性環烷基,或 Ri及R2連同相鄰氮原子一起可形成選擇性經取 、 飽 和或不飽和、單環性或雙環性之雜環性環,其可含有 其他選自氧、氮或硫原子之雜原子) 於溶劑與濃鹼性水溶液之混合物中,在作爲相轉移除 觸媒之四院基錢鹽存在下進行反應,通式⑴化合物’、 -6- 201035057
Ri、An人J
I R2 (I) (其中Ri及R2係如前所述)係以高產率(高於90% ) _ 及短反應時間下製得。 〇 應用本發明方法時,單離純化過程變得較簡易:分離 有機相及水相,之後在將有機相水洗後,藉蒸餾移除溶劑 ,得到最終產物。 【實施方式】 本發明係有關一種製備通式(I)化合物之新穎方法
其中 R!及R2係獨立地表示 -選擇性經芳基取代之直鏈或分支鏈C 1 _6烷基,或 -含有1至3個雙鍵之C2_7烯基,或 201035057 單環性、雙環性、或三環性芳基,選擇性經-或多個 以下基團所取代:Cl-6烷氧基、三氟- CM-6烷氧基、 C1-6烷氧基羰基' C1-6烷醯基、芳基、C1_6烷硫基 、鹵素或氰基,或 -进擇性經取代之單環性、雙環性或三環性環烷基,戌 R!及R2連同相鄰氮原子—起可形成選擇性經取代、 和或不飽和' 單環性或雙環性之雜環性環,其可a 其他選自冑、氮或硫原子之雜原子。 有 本發明優點係爲反應時間變得較短,可在無進〜米 化下以咼純度自反應混合物回收最終產物,其中產率純 90%。 <、超過 田R1及R2表示芳基時,芳基部分可爲選自苯 苯基、萘基及菲基。 、甲 在本發明程序中,式(111 )化合物 h2n
Cl
(III) 月安甲_ 或其鹽及/或水合物及/或溶劑合物與通式(II 氯
-8- (II) 201035057 (其中Rl及R2係描述於前文)於溶劑與濃鹼性溶液之混 合物中,在相轉移觸媒存在下進行反應。如此,於較短反 應時間(9至10小時)及良好產率(高於90% )下得到 最終產物。 本發明較佳具體實施態樣中,濃鹼爲鹼金屬氫氧化物 之(例如NaOH或KOH )水溶液。 相轉移觸媒係爲四烷基銨鹽,其中該烷基部分可具有 0 C1-6直鏈或分支鏈。適當之相轉移觸媒的選擇中,易於 操作可爲重要因素。較佳相轉移觸媒係爲四-正丁基銨鹽 或四甲基銨鹽,其中該形成鹽之陰離无可爲硫酸根 '氯或 溴陰離子。 可使用於本發明方法之適當溶劑係包括中性水不可溶 混溶劑’例如甲苯、二氯甲烷、氯苯或二甲苯。本發明較 佳具體實施態樣中’較佳係可使用二氯甲烷作爲溶劑。 本發明方法之單離純化步驟中,分離有機相及水相, Q 之後在將有機相水洗後,藉蒸餾移除溶劑,得到所需最終 產物。 實施例 藉由以下非限制性實施例進一步說明本發明。 實施例1 製備反式4-{2·[4-(2,3 -二氯苯基)_哌畊_1_基卜乙基) Ν,Ν-二甲基胺甲醯基_環己胺 201035057 在500毫升四頸燒瓶內添加180毫升二氯甲烷、40 毫升40%氫氧化鈉、0.54克(0.002莫耳)之溴化四-正 丁基銨及3.12克(0.029莫耳)之Ν,Ν -二甲基胺甲醯氯 。混合物在介於2 0至2 5 °C間之溫度攪拌歷經3 0分鐘’ 之後添加6.24克(0.0145莫耳)之反式4-{2-[4-(2,3-二 氯苯基)-哌哄-1 -基]-乙基}-環己胺二鹽酸鹽。在劇烈攪 拌下,將反應混合物置入預熱至45至5 0°c之油浴中’且 於氮氣下加熱至沸騰溫度經1 〇小時。之後’將反應混合 物冷卻至室溫,分相’且有機層以3x80毫升水、之後80 毫升1 〇 %氯化鈉溶液洗滌。於真空下移除溶劑;所得殘 留物在最高50 °C溫度下進一步乾燥’直至其重量爲定値 〇 乾重:5.7 克(92%)。 熔點:2 1 2 - 2 1 4 °C。 實施例2 製備反式4-{2-丨4- (2,3-二氯苯基)-哌哄-1-基】-乙基}-Ν,Ν-二甲基胺甲醯基-環己胺 在500毫升四頸燒瓶內添加180毫升二氯甲烷、40 毫升40%氫氧化鈉、0.54克(0.002莫耳)之溴化四·正 丁基銨及3.12克(〇.〇29莫耳)之Ν,Ν-二甲基胺甲醯氯 。混合物在介於2 0至2 5 °C間之溫度攪拌歷經3 0分鐘, 之後添加6.50克(0.0145莫耳)之反式4-{2-[4-(2,3 -二 氯苯基)-哌哄-1-基]-乙基}-環己胺二鹽酸鹽單水合物。 -10- 201035057 在劇烈攪泮下’將反應混合物置入預熱至45至50 °C之 浴中,且於氮氣下加熱至沸騰溫度經1 0小時。之後, 反應混合物冷卻至室溫’分相,且有機層以3x80毫升 、之後80暈升10%氯化鈉溶液洗滌。於真空下移除溶 :所得殘留物在最高5 0 °C溫度下進一步乾燥,直至其 量爲定値。 乾重:5.7 克(92% )。 熔點:2 1 2 - 2 1 4 °C。 實施例3 製備反式N-{4-{2-[4-(2,3-二氯苯基)-哌哄-1-基卜乙 }-環己基}-嗎啉_4·碳酸醯胺 在500毫升四頸燒瓶內添加400毫升二氯甲烷、 毫升40%氫氧化鈉、1.2克(0.0036莫耳)之溴化四-丁基銨及1 1克(0.074莫耳)之Ν,Ν-二甲基胺甲醯氯 Q 混合物在介於2 0至2 5 °C間之溫度攪拌歷經3 0分鐘, 後添加15.5克(0.036奠耳)之反式4-{2-[4-(2,3-二 苯基)-哌哄-1-基]-乙基}-環己胺二鹽酸鹽。在劇烈攪 下,將反應混合物置入預熱至45至5 0°C之油浴中,且 氮氣下加熱至沸騰溫度經4小時。之後,將反應混合物 卻至室溫,分相,且有機層以3x80毫升水、之後150 升1 0 %氯化鈉溶液洗滌。於真空下移除溶劑;所得殘 物在最高5 0 °C溫度下進一步乾燥,直至其重量爲定値。 乾重:15.2 克(90%)。 油 將 水 劑 重 基 40 正 〇 之 氯 拌 於 冷 毫 留 -11 - 201035057 熔點:2 0 3 - 2 0 5 °C。 -12
Claims (1)
- 201035057 七、申請專利範圍: 1- ~種製備通式(I)化合物之方法 〇其中 R〗及R2係獨立地表示 _性經芳基取代之直鏈或分支鏈Cl_6烷基,或 -含有1至3個雙鍵之c2_7烯基,或 •單環性、雙環性或三環性芳基,選擇性經一或多個以 下基團所取代:Cl_6烷氧基、三氟_C1_6烷氧基、C1_ 6烷氧基羰基、ci-6烷醯基、芳基、C1-6烷硫基、 鹵素或氰基,或 -選擇性經取代之單環性、雙環性或三環性環烷基,或 Rl & R2連同相鄰氮原子一起可形成選擇性經取代、飽 和I或不飽和、單環性或雙環性之雜環性環,其可含有 其他選自氧、氮或硫原子之雜原子 該方法係藉由使式π)化合物 -13- 201035057 H2N v(III) 與通式(Π)胺甲醯氯反應 RiCl (II) (其中Ri及R2係如前所述),其包含 於溶劑與鹼金屬氫氧化物之濃水溶液的混合物中,於介於 40至1 00 °c間之溫度下,在相轉移觸媒存在下,進行反應 分離該等相,洗滌有機層,隨後移除溶劑,並將所得式( I )化合物乾燥,直至其重量爲定値。 2. 如申請專利範圍第1項之方法,其中該相轉移觸 媒係爲四烷基銨鹽。 3. 如申請專利範圍第2項之方法,其中該四烷基銨 鹽係爲鹵化四正丁基銨。 4. 如申請專利範圍第3項之方法,其中該四烷基銨 鹽係爲溴化四烷基銨。 5. 如申請專利範圍第1項之方法,其中該溶劑係爲 惰性水不溶混溶劑。 6. 如申請專利範圍第1項之方法,其中該溶劑係爲 -14- 201035057 甲苯、二氯甲垸、氯苯或二甲苯。 7.如申請專利範圍第1項之方法,其中該反應係於 介於45至50°C間之溫度進行。 Ο-15- 201035057 四、指定代表圖: , (一)、本案指定代表圖為:無 (二)、本代表圖之元件符號簡單說明:無Ο 201035057 五、本案若有化學式時,請揭示最能顯示發明特徵的化學 式:無-4-
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HUP0700353A2 (en) * | 2007-05-18 | 2008-12-29 | Richter Gedeon Nyrt | Metabolites of (thio)carbamoyl-cyclohexane derivatives |
US7875610B2 (en) * | 2007-12-03 | 2011-01-25 | Richter Gedeon Nyrt. | Pyrimidinyl-piperazines useful as D3/D2 receptor ligands |
US20110059980A1 (en) * | 2008-02-21 | 2011-03-10 | Yasuaki Oobayashi | Solid preparation for oral administration |
RS53866B1 (en) | 2008-07-16 | 2015-08-31 | Richter Gedeon Nyrt. | PHARMACEUTICAL FORMULATIONS CONTAINING DOPAMINE RECEPTOR LIGANDS |
HU230067B1 (hu) | 2008-12-17 | 2015-06-29 | Richter Gedeon Nyrt | Új piperazin só és eljárás előállítására |
HUP0800765A2 (en) | 2008-12-18 | 2010-11-29 | Richter Gedeon Nyrt | A new process for the preparation of piperazine derivatives and their hydrochloric salts |
HUP0900790A2 (en) * | 2009-12-17 | 2011-09-28 | Richter Gedeon Nyrt | A new process for the preparation of piperazine and their hydrochloric salts |
US11274087B2 (en) | 2016-07-08 | 2022-03-15 | Richter Gedeon Nyrt. | Industrial process for the preparation of cariprazine |
CN110872262A (zh) * | 2018-08-29 | 2020-03-10 | 上海科胜药物研发有限公司 | 一种卡利拉嗪的合成方法 |
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US11547707B2 (en) | 2019-04-10 | 2023-01-10 | Richter Gedeon Nyrt. | Carbamoyl cyclohexane derivatives for treating autism spectrum disorder |
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HUP0700353A2 (en) * | 2007-05-18 | 2008-12-29 | Richter Gedeon Nyrt | Metabolites of (thio)carbamoyl-cyclohexane derivatives |
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HUP0700370A2 (en) | 2007-05-24 | 2009-04-28 | Richter Gedeon Nyrt | Use of (thio)-carbamoyl-cyclohexane derivatives in the manufacture of a medicament for the treatment of acute mania |
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US7875610B2 (en) | 2007-12-03 | 2011-01-25 | Richter Gedeon Nyrt. | Pyrimidinyl-piperazines useful as D3/D2 receptor ligands |
US20110059980A1 (en) | 2008-02-21 | 2011-03-10 | Yasuaki Oobayashi | Solid preparation for oral administration |
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HUP0800765A2 (en) | 2008-12-18 | 2010-11-29 | Richter Gedeon Nyrt | A new process for the preparation of piperazine derivatives and their hydrochloric salts |
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