CN103319333A - 一种制备3-环丙基甲氧基-4-二氟甲氧基苯甲酰氯化合物的方法 - Google Patents
一种制备3-环丙基甲氧基-4-二氟甲氧基苯甲酰氯化合物的方法 Download PDFInfo
- Publication number
- CN103319333A CN103319333A CN2013102934764A CN201310293476A CN103319333A CN 103319333 A CN103319333 A CN 103319333A CN 2013102934764 A CN2013102934764 A CN 2013102934764A CN 201310293476 A CN201310293476 A CN 201310293476A CN 103319333 A CN103319333 A CN 103319333A
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- CN
- China
- Prior art keywords
- reaction
- cyclopropylmethoxy
- benzoyl chloride
- methoxy
- difluoro
- 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.)
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- LBLBOIFGYPHXGS-UHFFFAOYSA-N 3-(cyclopropylmethoxy)-4-(difluoromethoxy)benzoyl chloride Chemical compound FC(F)OC1=CC=C(C(Cl)=O)C=C1OCC1CC1 LBLBOIFGYPHXGS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000006243 chemical reaction Methods 0.000 claims abstract description 47
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 26
- MNDBXUUTURYVHR-UHFFFAOYSA-N roflumilast Chemical compound FC(F)OC1=CC=C(C(=O)NC=2C(=CN=CC=2Cl)Cl)C=C1OCC1CC1 MNDBXUUTURYVHR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000004821 distillation Methods 0.000 claims abstract description 12
- 229960002586 roflumilast Drugs 0.000 claims abstract description 12
- 238000004809 thin layer chromatography Methods 0.000 claims abstract description 9
- 239000003054 catalyst Substances 0.000 claims abstract description 5
- 239000007787 solid Substances 0.000 claims abstract description 3
- 238000005303 weighing Methods 0.000 claims abstract description 3
- 239000002253 acid Substances 0.000 claims description 19
- -1 3-cyclo propyl methoxy Chemical group 0.000 claims description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract description 27
- 239000000047 product Substances 0.000 abstract description 15
- 239000002904 solvent Substances 0.000 abstract description 9
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract description 5
- IGFDIFLMMLWKKY-UHFFFAOYSA-N 3-(cyclopropylmethoxy)-4-(difluoromethoxy)benzoic acid Chemical compound OC(=O)C1=CC=C(OC(F)F)C(OCC2CC2)=C1 IGFDIFLMMLWKKY-UHFFFAOYSA-N 0.000 abstract description 2
- 239000006227 byproduct Substances 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000000859 sublimation Methods 0.000 abstract 1
- 230000008022 sublimation Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 239000007790 solid phase Substances 0.000 description 6
- 238000010792 warming Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 206010006458 Bronchitis chronic Diseases 0.000 description 2
- 206010061876 Obstruction Diseases 0.000 description 2
- 206010006451 bronchitis Diseases 0.000 description 2
- 208000007451 chronic bronchitis Diseases 0.000 description 2
- 230000001684 chronic effect Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 2
- 201000008827 tuberculosis Diseases 0.000 description 2
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- BLBDTBCGPHPIJK-UHFFFAOYSA-N 4-Amino-2-chloropyridine Chemical class NC1=CC=NC(Cl)=C1 BLBDTBCGPHPIJK-UHFFFAOYSA-N 0.000 description 1
- 208000006545 Chronic Obstructive Pulmonary Disease Diseases 0.000 description 1
- ISIQAMHROGZHOV-UHFFFAOYSA-N Nc(c(Cl)cnc1)c1Cl Chemical compound Nc(c(Cl)cnc1)c1Cl ISIQAMHROGZHOV-UHFFFAOYSA-N 0.000 description 1
- NVMQCKKBWFUGOR-UHFFFAOYSA-N O=C(c(cc1OCC2CC2)ccc1OC(F)F)[Cl]1#CC1 Chemical compound O=C(c(cc1OCC2CC2)ccc1OC(F)F)[Cl]1#CC1 NVMQCKKBWFUGOR-UHFFFAOYSA-N 0.000 description 1
- PMUGYFDTOOVJKY-UHFFFAOYSA-N OC(C(Nc(c(Cl)cnc1)c1Cl)=O)=O Chemical compound OC(C(Nc(c(Cl)cnc1)c1Cl)=O)=O PMUGYFDTOOVJKY-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229940006829 daliresp Drugs 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN201310293476.4A CN103319333B (zh) | 2013-07-15 | 2013-07-15 | 一种制备3-环丙基甲氧基-4-二氟甲氧基苯甲酰氯化合物的方法 |
Applications Claiming Priority (1)
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CN201310293476.4A CN103319333B (zh) | 2013-07-15 | 2013-07-15 | 一种制备3-环丙基甲氧基-4-二氟甲氧基苯甲酰氯化合物的方法 |
Publications (2)
Publication Number | Publication Date |
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CN103319333A true CN103319333A (zh) | 2013-09-25 |
CN103319333B CN103319333B (zh) | 2014-12-10 |
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CN201310293476.4A Expired - Fee Related CN103319333B (zh) | 2013-07-15 | 2013-07-15 | 一种制备3-环丙基甲氧基-4-二氟甲氧基苯甲酰氯化合物的方法 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004080967A1 (en) * | 2003-03-10 | 2004-09-23 | Altana Pharma Ag | Novel process for the preparation of roflumilast |
CN101412668A (zh) * | 2008-11-27 | 2009-04-22 | 河北工业大学 | 3-苯丙烯酰氯衍生物及其制备方法 |
CN102199083A (zh) * | 2011-04-07 | 2011-09-28 | 湖州沙龙化工有限公司 | 一种正丁酰氯的化学合成方法 |
CN102617457A (zh) * | 2011-01-28 | 2012-08-01 | 天津药物研究院 | 一种制备罗氟司特的新方法 |
CN102964297A (zh) * | 2012-11-27 | 2013-03-13 | 贵州信邦制药股份有限公司 | 一种罗氟司特原料的制备方法和检测方法 |
WO2013072938A2 (en) * | 2011-11-09 | 2013-05-23 | Mylan Laboratories Ltd | An improved process for the preparation of roflumilast |
-
2013
- 2013-07-15 CN CN201310293476.4A patent/CN103319333B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004080967A1 (en) * | 2003-03-10 | 2004-09-23 | Altana Pharma Ag | Novel process for the preparation of roflumilast |
CN101412668A (zh) * | 2008-11-27 | 2009-04-22 | 河北工业大学 | 3-苯丙烯酰氯衍生物及其制备方法 |
CN102617457A (zh) * | 2011-01-28 | 2012-08-01 | 天津药物研究院 | 一种制备罗氟司特的新方法 |
CN102199083A (zh) * | 2011-04-07 | 2011-09-28 | 湖州沙龙化工有限公司 | 一种正丁酰氯的化学合成方法 |
WO2013072938A2 (en) * | 2011-11-09 | 2013-05-23 | Mylan Laboratories Ltd | An improved process for the preparation of roflumilast |
CN102964297A (zh) * | 2012-11-27 | 2013-03-13 | 贵州信邦制药股份有限公司 | 一种罗氟司特原料的制备方法和检测方法 |
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CN103319333B (zh) | 2014-12-10 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tianjin City, Nankai District road 300384 yuan Huayuan new technology industrial park, 5 block D No. 9 Patentee after: Nankai Yungong Pharmaceutical Science-Technology Co., Ltd., Tianjin Patentee after: Tongliao Huabang Pharmaceutical Co Ltd Patentee after: Tibet Linzhi Baisheng Pharmaceutical Co., Ltd. Address before: Tianjin City, Nankai District road 300384 yuan Huayuan new technology industrial park, 5 block D No. 9 Patentee before: Nankai Yungong Pharmaceutical Science-Technology Co., Ltd., Tianjin Patentee before: Naikai Share Pharmaceutical Co., Ltd. Patentee before: Tibet Linzhi Baisheng Pharmaceutical Co., Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190411 Address after: 028100 Tiedong, Ganqika Town, Kezuo Houqi, Tongliao City, Inner Mongolia Autonomous Region Co-patentee after: Tibet Linzhi Baisheng Pharmaceutical Co., Ltd. Patentee after: Tongliao Huabang Pharmaceutical Co Ltd Address before: 300384 9/F, Block D, No. 5 Lanyuan Road, Huayuan New Technology Industrial Park, Nankai District, Tianjin Co-patentee before: Tongliao Huabang Pharmaceutical Co Ltd Patentee before: Nankai Yungong Pharmaceutical Science-Technology Co., Ltd., Tianjin Co-patentee before: Tibet Linzhi Baisheng Pharmaceutical Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200715 |