CN109942462B - 一种盐酸班布特罗的合成工艺 - Google Patents
一种盐酸班布特罗的合成工艺 Download PDFInfo
- Publication number
- CN109942462B CN109942462B CN201910166473.1A CN201910166473A CN109942462B CN 109942462 B CN109942462 B CN 109942462B CN 201910166473 A CN201910166473 A CN 201910166473A CN 109942462 B CN109942462 B CN 109942462B
- Authority
- CN
- China
- Prior art keywords
- formula
- compound
- tert
- triethylamine
- molar ratio
- 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.)
- Active
Links
- HWAXMFYECKQLDX-UHFFFAOYSA-N 5-[[(4-chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride Chemical compound C1=CC(Cl)=CC=C1C(=O)NCC1=CC=C(S(Cl)(=O)=O)S1 HWAXMFYECKQLDX-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229960003416 bambuterol hydrochloride Drugs 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims description 18
- 230000015572 biosynthetic process Effects 0.000 title description 11
- 238000003786 synthesis reaction Methods 0.000 title description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 12
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 45
- 150000001875 compounds Chemical class 0.000 claims description 34
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 15
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 14
- YBRBMKDOPFTVDT-UHFFFAOYSA-N tert-butylamine Chemical compound CC(C)(C)N YBRBMKDOPFTVDT-UHFFFAOYSA-N 0.000 claims description 13
- -1 sulfoxide iodide Chemical class 0.000 claims description 12
- 239000003153 chemical reaction reagent Substances 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 11
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 239000002585 base Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 150000001298 alcohols Chemical class 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- 150000002170 ethers Chemical class 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 6
- 150000002430 hydrocarbons Chemical class 0.000 claims description 6
- 150000002576 ketones Chemical class 0.000 claims description 6
- ZCSHNCUQKCANBX-UHFFFAOYSA-N lithium diisopropylamide Chemical compound [Li+].CC(C)[N-]C(C)C ZCSHNCUQKCANBX-UHFFFAOYSA-N 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 6
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 5
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- SMZORVKKJCIPCG-UHFFFAOYSA-N iodo(trimethyl)-$l^{4}-sulfane Chemical compound CS(C)(C)I SMZORVKKJCIPCG-UHFFFAOYSA-N 0.000 claims description 4
- XONPDZSGENTBNJ-UHFFFAOYSA-N molecular hydrogen;sodium Chemical compound [Na].[H][H] XONPDZSGENTBNJ-UHFFFAOYSA-N 0.000 claims description 3
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 claims description 2
- 229910001863 barium hydroxide Inorganic materials 0.000 claims description 2
- ACCZZYMCAPEYQV-UHFFFAOYSA-N bromo(trimethyl)-$l^{4}-sulfane Chemical compound CS(C)(C)Br ACCZZYMCAPEYQV-UHFFFAOYSA-N 0.000 claims description 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 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
- IUBQJLUDMLPAGT-UHFFFAOYSA-N potassium bis(trimethylsilyl)amide Chemical compound C[Si](C)(C)N([K])[Si](C)(C)C IUBQJLUDMLPAGT-UHFFFAOYSA-N 0.000 claims description 2
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 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
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract description 2
- 238000001308 synthesis method Methods 0.000 abstract 1
- 238000010189 synthetic method Methods 0.000 abstract 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 39
- 238000006243 chemical reaction Methods 0.000 description 31
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 18
- 238000003756 stirring Methods 0.000 description 17
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 15
- 238000004128 high performance liquid chromatography Methods 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 238000001914 filtration Methods 0.000 description 10
- 230000035484 reaction time Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- XWTYSIMOBUGWOL-UHFFFAOYSA-N (+-)-Terbutaline Chemical compound CC(C)(C)NCC(O)C1=CC(O)=CC(O)=C1 XWTYSIMOBUGWOL-UHFFFAOYSA-N 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 229960000195 terbutaline Drugs 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- 239000012043 crude product Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005984 hydrogenation reaction Methods 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- YIIMEMSDCNDGTB-UHFFFAOYSA-N Dimethylcarbamoyl chloride Chemical compound CN(C)C(Cl)=O YIIMEMSDCNDGTB-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 208000006673 asthma Diseases 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- DLSOILHAKCBARI-UHFFFAOYSA-N n-benzyl-2-methylpropan-2-amine Chemical compound CC(C)(C)NCC1=CC=CC=C1 DLSOILHAKCBARI-UHFFFAOYSA-N 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 230000002194 synthesizing effect Effects 0.000 description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- WQXWIKCZNIGMAP-UHFFFAOYSA-N 3',5'-Dihydroxyacetophenone Chemical compound CC(=O)C1=CC(O)=CC(O)=C1 WQXWIKCZNIGMAP-UHFFFAOYSA-N 0.000 description 2
- HAQLHRYUDBKTJG-UHFFFAOYSA-N 3,5-dihydroxybenzaldehyde Chemical compound OC1=CC(O)=CC(C=O)=C1 HAQLHRYUDBKTJG-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 238000005893 bromination reaction Methods 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical compound BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- MVEAAGBEUOMFRX-UHFFFAOYSA-N ethyl acetate;hydrochloride Chemical compound Cl.CCOC(C)=O MVEAAGBEUOMFRX-UHFFFAOYSA-N 0.000 description 2
- 239000005457 ice water Substances 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 description 2
- 239000000018 receptor agonist Substances 0.000 description 2
- 229940044601 receptor agonist Drugs 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 206010067484 Adverse reaction Diseases 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 206010014561 Emphysema Diseases 0.000 description 1
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 238000005576 amination reaction Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 229960003060 bambuterol Drugs 0.000 description 1
- ANZXOIAKUNOVQU-UHFFFAOYSA-N bambuterol Chemical compound CN(C)C(=O)OC1=CC(OC(=O)N(C)C)=CC(C(O)CNC(C)(C)C)=C1 ANZXOIAKUNOVQU-UHFFFAOYSA-N 0.000 description 1
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 1
- 229940073608 benzyl chloride Drugs 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 206010006451 bronchitis Diseases 0.000 description 1
- 229940124630 bronchodilator Drugs 0.000 description 1
- 239000000168 bronchodilator agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 230000007674 genetic toxicity Effects 0.000 description 1
- 231100000025 genetic toxicology Toxicity 0.000 description 1
- 238000007327 hydrogenolysis reaction Methods 0.000 description 1
- 208000030603 inherited susceptibility to asthma Diseases 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 239000002547 new drug Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 150000007530 organic bases Chemical group 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 229940002612 prodrug Drugs 0.000 description 1
- 239000000651 prodrug Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910166473.1A CN109942462B (zh) | 2019-03-06 | 2019-03-06 | 一种盐酸班布特罗的合成工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910166473.1A CN109942462B (zh) | 2019-03-06 | 2019-03-06 | 一种盐酸班布特罗的合成工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109942462A CN109942462A (zh) | 2019-06-28 |
CN109942462B true CN109942462B (zh) | 2022-01-14 |
Family
ID=67008347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910166473.1A Active CN109942462B (zh) | 2019-03-06 | 2019-03-06 | 一种盐酸班布特罗的合成工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109942462B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110988241B (zh) * | 2019-12-16 | 2022-07-22 | 湖南九典制药股份有限公司 | 一种班布特罗中有关物质的检测分离方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0043807A2 (en) * | 1980-07-09 | 1982-01-13 | Aktiebolaget Draco | 1-(Dihydroxyphenyl)-2-amino-ethanol derivatives; preparation, compositions and intermediates |
CN1638756A (zh) * | 2002-08-08 | 2005-07-13 | 谭文 | 左旋(r)班布特罗及其药物用途 |
CN105859589A (zh) * | 2016-04-05 | 2016-08-17 | 深圳市康立生生物科技有限公司 | 一种制备班布特罗杂质c的方法 |
CN106632198A (zh) * | 2017-01-05 | 2017-05-10 | 石家庄学院 | 芳基乙醇胺槲皮素衍生物及其制备方法和用途 |
CN107445867A (zh) * | 2017-07-13 | 2017-12-08 | 上海昕盛医药科技有限公司 | 一种盐酸班布特罗杂质b的合成方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011112867A1 (en) * | 2010-03-10 | 2011-09-15 | The United States Of America, As Represented By The Secretary, Dept. Of Health And Human Services | The use of fenoterol and fenoterol analogues in the treatment of glioblastomas and astrocytomas |
EP2854855B1 (en) * | 2012-05-25 | 2016-04-27 | The United States of America, as represented by The Secretary, Department of Health and Human Services | Methods of regulating cannabinoid receptor activity-related disorders and diseases |
-
2019
- 2019-03-06 CN CN201910166473.1A patent/CN109942462B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0043807A2 (en) * | 1980-07-09 | 1982-01-13 | Aktiebolaget Draco | 1-(Dihydroxyphenyl)-2-amino-ethanol derivatives; preparation, compositions and intermediates |
CN1638756A (zh) * | 2002-08-08 | 2005-07-13 | 谭文 | 左旋(r)班布特罗及其药物用途 |
CN105859589A (zh) * | 2016-04-05 | 2016-08-17 | 深圳市康立生生物科技有限公司 | 一种制备班布特罗杂质c的方法 |
CN106632198A (zh) * | 2017-01-05 | 2017-05-10 | 石家庄学院 | 芳基乙醇胺槲皮素衍生物及其制备方法和用途 |
CN107445867A (zh) * | 2017-07-13 | 2017-12-08 | 上海昕盛医药科技有限公司 | 一种盐酸班布特罗杂质b的合成方法 |
Non-Patent Citations (3)
Title |
---|
Metaproterenol, Isoproterenol, and Their Bisdimethylcarbamate Derivatives as Human Cholinesterase Inhibitors;Anita Bosak et al;《Journal of Medicinal Chemistry》;20121231;第55卷;6716-6723 * |
Synthesis and preliminary evaluation of (R,R)(S,S)5-(2-(2-[4-(2-[18F]fluoroethoxy)phenyl]-1-methylethylamino)-1-hydroxyethyl)-benzene-1,3-diol ([18F]FEFE) for the in vivo visualization and quantification of the β2-adrenergic receptor status in lung;Schirrmacher Esther et al;《Bioorganic & Medicinal Chemistry Letters》;20031231;第13卷(第16期);2687-2692 * |
盐酸班布特罗的合成工艺改进;周春红等;《中国新药杂志》;20011231;第10卷(第6期);433-434 * |
Also Published As
Publication number | Publication date |
---|---|
CN109942462A (zh) | 2019-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106905314A (zh) | 用于制备取代的5‑氟‑1h‑吡唑并吡啶类化合物的方法 | |
CN114805314A (zh) | 一种恩赛特韦的合成方法 | |
CN109942462B (zh) | 一种盐酸班布特罗的合成工艺 | |
CN102317256B (zh) | 制备消旋卡多曲的方法 | |
DK148059B (da) | Analogifremgangsmaade til fremstilling af anthracyclinglycosidforbindelser | |
CN103601645A (zh) | 1-(苯乙基氨基)丙烷-2-醇类化合物或其盐的制备方法 | |
CN105859589B (zh) | 一种制备班布特罗杂质c的方法 | |
CN114105872B (zh) | 一种用于制备盐酸丙卡特罗的中间体及其制备方法 | |
CN110437125A (zh) | 一种Tezacaftor中间体II的制备方法 | |
CN114195712B (zh) | 一种能够用来制备盐酸丙卡特罗的中间体及其制备方法 | |
CN105745191A (zh) | 一种西洛多辛及其中间体的制备方法 | |
CN105461617A (zh) | 4-[4-(三氟甲氧基)苯氧基]哌啶的制备方法 | |
CN111100042B (zh) | 一种2-甲氧基-5-磺酰胺基苯甲酸的制备方法 | |
CN107365312A (zh) | 一种制备Oclacitinib的新方法 | |
US20230348390A1 (en) | Method for preparing methyl(s)-2-amino-3-(4-(2,3-dimethylpyridin-4-yl)phenylpropionate and salt thereof | |
CN107629039B (zh) | 氘代丙烯酰胺的制备方法和中间体 | |
CN110724098A (zh) | 一种5,7-二氯-1,2,3,4-四氢异喹啉-6-羧酸盐酸盐的合成方法 | |
CN104817482A (zh) | 2-取代吡咯烷类化合物、制备方法及其在制备维格列汀中的应用 | |
CN105712920B (zh) | 一种维格列汀的制备方法 | |
CN110066233A (zh) | 一种单取代胺化合物的制备方法 | |
CN114213323B (zh) | 一种盐酸丙卡特罗的合成新工艺 | |
EP3704100B1 (en) | Novel process for the preparation tavaborole and its intermediates | |
CN108033902A (zh) | 一种高纯度贝利司他顺式异构体的制备方法 | |
CN103193600B (zh) | 卡巴拉汀中间体的制备方法 | |
CN110590641B (zh) | 一种3-羟基异吲哚-1-酮系列化合物的绿色制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A kind of synthesis technique of bambuterol hydrochloride Effective date of registration: 20220831 Granted publication date: 20220114 Pledgee: Bank of Hangzhou Limited by Share Ltd. Tongxiang branch Pledgor: HONGGUAN BIO-PHARMA Co.,Ltd. Registration number: Y2022330001992 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220114 Pledgee: Bank of Hangzhou Limited by Share Ltd. Tongxiang branch Pledgor: HONGGUAN BIO-PHARMA Co.,Ltd. Registration number: Y2022330001992 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |