{"id":6198,"date":"2021-09-06T03:31:22","date_gmt":"2021-09-05T19:31:22","guid":{"rendered":"https:\/\/www.pyrazoles-derivatives.com\/?p=6198"},"modified":"2021-09-06T03:31:22","modified_gmt":"2021-09-05T19:31:22","slug":"september-62021-news-introduction-of-a-new-synthetic-route-about-2075-45-8","status":"publish","type":"post","link":"https:\/\/www.pyrazoles-derivatives.com\/?p=6198","title":{"rendered":"September 6,2021 News Introduction of a new synthetic route about 2075-45-8"},"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. 2075-45-8, name is 4-Bromo-1H-pyrazole belongs to pyrazoles-derivatives compound, it is a common compound, a new synthetic route is introduced below. <a href=\"https:\/\/www.ambeed.com\/products\/2075-45-8.html\">Application In Synthesis of  4-Bromo-1H-pyrazole<\/a><\/p>\n<p>General procedure: To a solution of pyrazole 1-13 (1 equiv.) and trifluoroacetic acid (0.01 equiv.) in dichloromethane(for 1 mol of pyrazole &#8211; 1 L of dichloromethane were used) ethyl vinyl ether (1.27 equiv.) wasadded dropwise, keeping the temperature between 28-32 C (exothermic reaction) and left to stir atroom temperature for 12-78 hours. Dichloromethane was washed with saturated NaHCO3 solution(1 \u00d7 250 mL &#8211; for 1 L of dichloromethane) then with deionized H2O (1 \u00d7 250 mL). Organic layerwas dried with anhydrous Na2SO4, and evaporated under reduced pressure. Products were purifiedby distillation or recrystallization.<\/p>\n<p>The synthetic route of 2075-45-8 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=WO2016011930&#038;F=0\">Article; Mazeikaite, Rita; Sudzius, Jurgis; Urbelis, Gintaras; Labanauskas, Linas; ARKIVOC; vol. 2014; 6; (2014); p. 54 &#8211; 71;<\/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 2075-45-8 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":[248,131],"tags":[126],"class_list":["post-6198","post","type-post","status-publish","format-standard","hentry","category-2075-45-8","category-pyrazoles-derivatives","tag-m-w100-200"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Introduction of a new synthetic route about<\/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. 2075-45-8, name is 4-Bromo-1H-pyrazole belongs to pyrazoles-derivatives compound, it is a common compound, a new synthetic route is introduced below. Application In Synthesis of 4-Bromo-1H-pyrazole\" \/>\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=6198\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction of a new synthetic route about\" \/>\n<meta property=\"og:description\" content=\"In the next few decades, the world population will flourish. 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