{"id":5538,"date":"2021-07-27T03:19:32","date_gmt":"2021-07-26T19:19:32","guid":{"rendered":"https:\/\/www.pyrazoles-derivatives.com\/?p=5538"},"modified":"2021-07-27T03:19:32","modified_gmt":"2021-07-26T19:19:32","slug":"sources-of-common-compounds-660845-30-7-3","status":"publish","type":"post","link":"https:\/\/www.pyrazoles-derivatives.com\/?p=5538","title":{"rendered":"Sources of common compounds: 660845-30-7"},"content":{"rendered":"<p>Some common heterocyclic compound, 660845-30-7, name is 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde, molecular formula is C6H5ClF2N2O, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route. <a href=\"https:\/\/www.ambeed.com\/products\/660845-30-7.html\">name: 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde<\/a><\/p>\n<p>30 g of 1-methyl-3-difluoromethyl-5-chloro-4-carbaldehyde-1H-pyrazole obtained in step (2)Was added to a 250ml single-neck flask,100 ml of N, N-dimethylformamide,Adding 2 times the molar amount of anhydrous potassium fluoride,The reaction was complete by heating and refluxing for 5 hours.The solvent was distilled off under reduced pressure,The residue was added to 100 ml of water,Extracted with ethyl acetate,The ethyl acetate was dried over anhydrous magnesium sulfate,Ethyl acetate was distilled off to give 21 g of a brown solid.The brown solid is 1-methyl-3-(difluoromethyl)-5-fluoro-1H-pyrazole-4-carbaldehyde<\/p>\n<p>These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 660845-30-7, its application will become more common.<\/p>\n<p>Reference:<br \/><a href=\"http:\/\/v3.espacenet.com\/textdoc?DB=EPODOC&#038;IDX=US2011207940&#038;F=0\">Patent; Zhejiang Chemical Engineering Research Institute Co., Ltd.; Xu, Tianming; Hu, Weiqun; Kong, Xiaolin; Zhang, Ruirui; Zheng, Zhiwen; Zhu, Weigang; Chen, Jie; Huang, Hongying; Yuan, Jing; (49 pag.)CN106336380; (2017); A;<\/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>These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 660845-30-7, its application will become more common.<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[264,131],"tags":[126],"class_list":["post-5538","post","type-post","status-publish","format-standard","hentry","category-660845-30-7","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>Sources of common compounds:<\/title>\n<meta name=\"description\" content=\"Some common heterocyclic compound, 660845-30-7, name is 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde, molecular formula is C6H5ClF2N2O, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route. name: 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde\" \/>\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=5538\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sources of common compounds:\" \/>\n<meta property=\"og:description\" content=\"Some common heterocyclic compound, 660845-30-7, name is 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde, molecular formula is C6H5ClF2N2O, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route. name: 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.pyrazoles-derivatives.com\/?p=5538\" \/>\n<meta property=\"og:site_name\" content=\"pyrazoles-derivatives\" \/>\n<meta property=\"article:published_time\" content=\"2021-07-26T19:19:32+00:00\" \/>\n<meta name=\"author\" content=\"Jessica.F\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jessica.F\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.pyrazoles-derivatives.com\/?p=5538\",\"url\":\"https:\/\/www.pyrazoles-derivatives.com\/?p=5538\",\"name\":\"Sources of common compounds:\",\"isPartOf\":{\"@id\":\"https:\/\/www.pyrazoles-derivatives.com\/#website\"},\"datePublished\":\"2021-07-26T19:19:32+00:00\",\"author\":{\"@id\":\"https:\/\/www.pyrazoles-derivatives.com\/#\/schema\/person\/d9a9f27bed675392c6f363a01ffd49f1\"},\"description\":\"Some common heterocyclic compound, 660845-30-7, name is 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde, molecular formula is C6H5ClF2N2O, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route. name: 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde\",\"breadcrumb\":{\"@id\":\"https:\/\/www.pyrazoles-derivatives.com\/?p=5538#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.pyrazoles-derivatives.com\/?p=5538\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.pyrazoles-derivatives.com\/?p=5538#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.pyrazoles-derivatives.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Sources of common compounds: 660845-30-7\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.pyrazoles-derivatives.com\/#website\",\"url\":\"https:\/\/www.pyrazoles-derivatives.com\/\",\"name\":\"pyrazoles-derivatives\",\"description\":\"Several pyrazole derivatives possess important pharmacological activities and they have been proved useful materials in drug research. 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