专利号:US-11560357-B2 优先权日:2018-09-22 标题 :Methods of producing pyrazole compounds 发明人:GUPTA RAMESH CHANDRA; SINGARAVEL MOHAN; CHHIPA LAXMIKANT; KASUNDRA ASHOK 权利人:TORRENT PHARMACEUTICALS LTD 摘要:The present invention is directed to methods of producing substituted pyrazole based compounds through novel intermediates and unique processes for preparing such intermediates which enables synthesis of final product through commercially viable route of synthesis. The present invention is also directed to novel methods of producing substituted pyrazole based thyroid like compounds, and solid forms of 3-{4-[(7-hydroxy-6-methyl-indan-4-yl)methyl]-3,5-dimethyl-1H-pyrazol-1-yl}-propanoic acid, its pharmaceutical compositions, and methods of preparation thereof.
专利号:WO-2013046211-A1 优先权日:2011-09-27 标 题 :Processes for the preparation of 5-chloro-n-({(5s)-2-oxo-3-[4-(3-oxo-4-morpholinyl) phenyl]-1,3-oxazolidin-5-yl}methyl)-2-thiophene-carboxamide and intermediates thereof 发明人:MOHAN RAO DODDA; KRISHNA REDDY PINGILI; VENKAT REDDY BUTHUKURI 权利人:SYMED LABS LTD; MOHAN RAO DODDA; KRISHNA REDDY PINGILI; VENKAT REDDY BUTHUKURI 摘要:TThe present invention provides processes for the preparation of 5-chloro-N-({(5S)-2-oxo-3-[4-(3-oxo-4-morpholinyl)phenyl]-1,3-oxazolidin-5-yl}methyl)-2-thiophene-carboxamide (I) and intermediates thereof. Also provides novel intermediates and their use in the synthesis of oxazolidine derivatives.
专利号:US-6063569-A 优先权日:1995-06-07 标题:Methods for automated synthesis of PNA-DNA chimeras and compositions thereof
专利号:US-4613682-A 优先权日:1985-08-19 标 题:Ether synthesis 发明人:EICKHOLT KATHRYN A 权利人:DOW CHEMICAL CO 摘要:The vapor phase reaction of phenolic compounds with organic halides to form aromatic ethers is catalyzed by metal oxides. The halide value of the organic halide is retained as hydrogen halide which can be reacted with a halide acceptor such as methanol to form methyl halide and water.
专利号:CN-1597665-A 优先权日:2003-09-15 标题 :A new process for the synthesis of fenoxycarb
专利号:CN-1259308-C 优先权日:2003-09-15 标 题 :A new process for the synthesis of fenoxycarb