{"id":5144,"date":"2021-07-05T03:12:45","date_gmt":"2021-07-04T19:12:45","guid":{"rendered":"https:\/\/www.pyrazoles-derivatives.com\/?p=5144"},"modified":"2021-07-05T03:12:45","modified_gmt":"2021-07-04T19:12:45","slug":"the-important-role-of-31108-57-3-2","status":"publish","type":"post","link":"https:\/\/www.pyrazoles-derivatives.com\/?p=5144","title":{"rendered":"The important role of 31108-57-3"},"content":{"rendered":"<p>In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. 31108-57-3, name is 1H-Pyrazole-4-carbonitrile belongs to pyrazoles-derivatives compound, it is a common compound, a new synthetic route is introduced below. <a href=\"https:\/\/www.ambeed.com\/products\/31108-57-3.html\">Recommanded Product: 1H-Pyrazole-4-carbonitrile<\/a><\/p>\n<p>To a solution of 2-chloro-N-(2,4-dimethoxybenzyl)-5-nitrobenzenesulfonamide (15.0 g, 38.8 mmol) in acetonitrile (450 mL) were added 1H-pyrazole-4-carbonitrile (5.41 g, 93.1 mmol) and powdered potassium carbonate (16.1 g, 116 mmol) and it was stirred overnight at 10000. The reaction mixture was concentrated in vacuo and the residue was extractedwith ethyl acetate and water. Pure title compound precipitated and was filtered off (9.09 g20.5 mmol, 53 % yield, 97 % purity), The organic phase was washed with brine and dried over sodium sulfate. Concentration in vacuo led to further crude title compound (9.11 g., app. 60 % purity).LC-MS (Method B): Rt = 1.17 mm; MS (ESIneg): m\/z = 442 [M-H]1HNMR (400MHz, DMSO-d6) oe [ppm]: 3.53 (s, 3H), 3.64 (s, 3H), 4.08 (s, 2H), 6.20 (d,1H), 6.29 (dd, 1H), 7.07 (d, 1H), 7.89 (d, 1H), 8.12 (br s, 1H), 8.30 (br s, 1H), 8.41 -8.54 (m, 2H), 9.17 (brs, 1H).<\/p>\n<p>The synthetic route of 31108-57-3 has been constantly updated, and we look forward to future research findings.<\/p>\n<p>Reference:<br \/><a href=\"http:\/\/v3.espacenet.com\/textdoc?DB=EPODOC&#038;IDX=WO2017191000&#038;F=0\">Patent; BAYER PHARMA AKTIENGESELLSCHAFT; WERNER, Stefan; MESCH, Stefanie; CLEVE, Arwed; BRAeUER, Nico; HERBERT, Simon, Anthony; KOCH, Markus; DAHLLOeF, Henrik; OSMERS, Maren; HARDAKER, Elizabeth; LISHCHYNSKYI, Anton; (673 pag.)WO2017\/191000; (2017); A1;<\/a>,<br \/><a href=\"https:\/\/en.wikipedia.org\/wiki\/Pyrazole\">Pyrazole &#8211; Wikipedia<\/a>,<br \/><a href=\"https:\/\/www.sciencedirect.com\/topics\/chemistry\/pyrazoles\">Pyrazoles &#8211; an overview | ScienceDirect Topics<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The synthetic route of 31108-57-3 has been constantly updated, and we look forward to future research findings.<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[326,131],"tags":[145],"class_list":["post-5144","post","type-post","status-publish","format-standard","hentry","category-31108-57-3","category-pyrazoles-derivatives","tag-m-w0-100"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The important role of<\/title>\n<meta name=\"description\" content=\"In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. 31108-57-3, name is 1H-Pyrazole-4-carbonitrile belongs to pyrazoles-derivatives compound, it is a common compound, a new synthetic route is introduced below. Recommanded Product: 1H-Pyrazole-4-carbonitrile\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.pyrazoles-derivatives.com\/?p=5144\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The important role of\" \/>\n<meta property=\"og:description\" content=\"In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. 31108-57-3, name is 1H-Pyrazole-4-carbonitrile belongs to pyrazoles-derivatives compound, it is a common compound, a new synthetic route is introduced below. 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