{"id":13606,"date":"2025-01-18T19:22:21","date_gmt":"2025-01-18T19:22:21","guid":{"rendered":"https:\/\/vivalr.com\/?p=13606"},"modified":"2025-01-15T15:05:42","modified_gmt":"2025-01-15T15:05:42","slug":"sodium-tetraphenylborate-cas-143-66-8%ef%bc%9a-everything-you-need-to-know-about-this-chemical","status":"publish","type":"post","link":"https:\/\/vivalr.com\/pt\/13606","title":{"rendered":"Tetrafenilborato de s\u00f3dio (CAS 143-66-8)\uff1a Tudo o que precisa de saber sobre este produto qu\u00edmico"},"content":{"rendered":"<h3>Resumo<\/h3>\n<p>Este artigo fornece uma vis\u00e3o geral aprofundada do Tetrafenilborato de S\u00f3dio (CAS 143-66-8), um composto qu\u00edmico com aplica\u00e7\u00f5es significativas em v\u00e1rios dom\u00ednios. Abrange as suas propriedades qu\u00edmicas, m\u00e9todos de s\u00edntese, utiliza\u00e7\u00f5es, considera\u00e7\u00f5es de seguran\u00e7a, impacto ambiental e informa\u00e7\u00f5es regulamentares. Ao explorar estes aspectos, o artigo tem como objetivo oferecer uma compreens\u00e3o abrangente deste produto qu\u00edmico e da sua import\u00e2ncia na ci\u00eancia e na ind\u00fastria modernas.<\/p>\n<h3>Introdu\u00e7\u00e3o ao Tetrafenilborato de S\u00f3dio (CAS 143-66-8)<\/h3>\n<p>O tetrafenilborato de s\u00f3dio, tamb\u00e9m conhecido como STB, \u00e9 um composto qu\u00edmico com a f\u00f3rmula NaBPh4. Trata-se de um s\u00f3lido branco altamente sol\u00favel em \u00e1gua e em solventes org\u00e2nicos. Este composto \u00e9 amplamente utilizado em qu\u00edmica anal\u00edtica, particularmente na dete\u00e7\u00e3o de boro e seus compostos. As suas propriedades \u00fanicas tornam-no uma ferramenta valiosa em v\u00e1rias aplica\u00e7\u00f5es cient\u00edficas e industriais.<\/p>\n<h3>Propriedades qu\u00edmicas do tetrafenilborato de s\u00f3dio<\/h3>\n<p>O tetrafenilborato de s\u00f3dio \u00e9 um sal de borato org\u00e2nico constitu\u00eddo por um cati\u00e3o de s\u00f3dio e um ani\u00e3o tetrafenilborato. O ani\u00e3o tetrafenilborato \u00e9 uma estrutura tetra\u00e9drica com quatro grupos fenilo ligados a um \u00e1tomo de boro. Esta disposi\u00e7\u00e3o confere ao composto as suas propriedades carater\u00edsticas, tais como a sua solubilidade em solventes org\u00e2nicos e a sua capacidade de formar complexos com outras mol\u00e9culas.<\/p>\n<p>O ponto de fus\u00e3o do tetrafenilborato de s\u00f3dio \u00e9 de aproximadamente 200\u00b0C, e decomp\u00f5e-se quando aquecido acima desta temperatura. \u00c9 tamb\u00e9m sens\u00edvel \u00e0 luz e ao ar, o que pode causar a sua degrada\u00e7\u00e3o ao longo do tempo. Estas propriedades devem ser consideradas aquando do manuseamento e armazenamento do composto.<\/p>\n<h3>S\u00edntese do tetrafenilborato de s\u00f3dio<\/h3>\n<p>O tetrafenilborato de s\u00f3dio pode ser sintetizado atrav\u00e9s de v\u00e1rios m\u00e9todos, incluindo a rea\u00e7\u00e3o de trifluoreto de boro com fen\u00f3xido de s\u00f3dio. Essa rea\u00e7\u00e3o produz tetrafenilborato de s\u00f3dio como um subproduto. Outro m\u00e9todo de s\u00edntese comum envolve a rea\u00e7\u00e3o de trifluoreto de boro com hidr\u00f3xido de s\u00f3dio, seguida pela adi\u00e7\u00e3o de fenol para formar o composto desejado.<\/p>\n<p>O processo de s\u00edntese requer um controlo cuidadoso das condi\u00e7\u00f5es de rea\u00e7\u00e3o para garantir a pureza do produto final. A rea\u00e7\u00e3o \u00e9 normalmente realizada numa atmosfera inerte para evitar a degrada\u00e7\u00e3o do composto.<\/p>\n<h3>Aplica\u00e7\u00f5es do tetrafenilborato de s\u00f3dio<\/h3>\n<p>O tetrafenilborato de s\u00f3dio \u00e9 amplamente utilizado em qu\u00edmica anal\u00edtica, onde \u00e9 empregue na dete\u00e7\u00e3o e quantifica\u00e7\u00e3o de boro e dos seus compostos. \u00c9 particularmente \u00fatil na determina\u00e7\u00e3o de boro em amostras de \u00e1gua, solo e plantas. O composto tamb\u00e9m \u00e9 utilizado na ind\u00fastria farmac\u00eautica para a s\u00edntese de medicamentos contendo boro.<\/p>\n<p>Al\u00e9m disso, o tetrafenilborato de s\u00f3dio \u00e9 utilizado na produ\u00e7\u00e3o de retardadores de chama e no desenvolvimento de novos materiais com propriedades \u00fanicas. A sua capacidade de formar complexos est\u00e1veis com outras mol\u00e9culas torna-o um reagente valioso na s\u00edntese org\u00e2nica.<\/p>\n<h3>Considera\u00e7\u00f5es de seguran\u00e7a e manuseamento<\/h3>\n<p>O Tetrafenilborato de S\u00f3dio \u00e9 considerado uma subst\u00e2ncia perigosa devido ao seu potencial para causar irrita\u00e7\u00e3o na pele e nos olhos. \u00c9 importante manusear o composto com medidas de seguran\u00e7a adequadas, incluindo a utiliza\u00e7\u00e3o de luvas, \u00f3culos de prote\u00e7\u00e3o e um exaustor. Em caso de exposi\u00e7\u00e3o acidental, deve procurar-se assist\u00eancia m\u00e9dica imediata.<\/p>\n<p>O composto deve ser armazenado num local fresco e seco, afastado da luz solar direta e de materiais incompat\u00edveis. \u00c9 tamb\u00e9m importante assegurar que o recipiente de armazenamento est\u00e1 bem fechado para evitar a degrada\u00e7\u00e3o e a contamina\u00e7\u00e3o.<\/p>\n<h3>Impacto ambiental e informa\u00e7\u00f5es regulamentares<\/h3>\n<p>O impacto ambiental do tetrafenilborato de s\u00f3dio \u00e9 relativamente baixo, uma vez que n\u00e3o \u00e9 altamente t\u00f3xico para a vida aqu\u00e1tica. No entanto, \u00e9 importante manusear e eliminar o composto corretamente para evitar qualquer potencial contamina\u00e7\u00e3o ambiental.<\/p>\n<p>As informa\u00e7\u00f5es regulamentares relativas \u00e0 utiliza\u00e7\u00e3o e elimina\u00e7\u00e3o do tetrafenilborato de s\u00f3dio variam consoante o pa\u00eds. \u00c9 essencial cumprir os regulamentos e diretrizes locais para garantir a utiliza\u00e7\u00e3o segura e respons\u00e1vel deste produto qu\u00edmico.<\/p>\n<h3>Conclus\u00e3o<\/h3>\n<p>O tetrafenilborato de s\u00f3dio (CAS 143-66-8) \u00e9 um composto qu\u00edmico vers\u00e1til com uma vasta gama de aplica\u00e7\u00f5es em qu\u00edmica anal\u00edtica, produtos farmac\u00eauticos e ci\u00eancia dos materiais. As suas propriedades \u00fanicas, como a solubilidade e a capacidade de formar complexos, tornam-no uma ferramenta valiosa em v\u00e1rios processos cient\u00edficos e industriais. Compreender as propriedades qu\u00edmicas, os m\u00e9todos de s\u00edntese, as utiliza\u00e7\u00f5es, as considera\u00e7\u00f5es de seguran\u00e7a, o impacto ambiental e as informa\u00e7\u00f5es regulamentares do tetrafenilborato de s\u00f3dio \u00e9 crucial para a sua utiliza\u00e7\u00e3o segura e eficaz.<\/p>\n<p>Palavras-chave: Tetrafenilborato de s\u00f3dio, CAS 143-66-8, propriedades qu\u00edmicas, s\u00edntese, aplica\u00e7\u00f5es, seguran\u00e7a, impacto ambiental, informa\u00e7\u00e3o regulamentar.<\/p>","protected":false},"excerpt":{"rendered":"<p>Resumo Este artigo apresenta uma panor\u00e2mica pormenorizada do tetrafenilborato de s\u00f3dio (CAS 143-66-8), um composto qu\u00edmico<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13606","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Sodium Tetraphenylborate (CAS 143-66-8)\uff1a Everything You Need to Know About This Chemical - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vivalr.com\/pt\/13606\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sodium Tetraphenylborate (CAS 143-66-8)\uff1a Everything You Need to Know About This Chemical\" \/>\n<meta property=\"og:description\" content=\"AbstractThis article provides an in-depth overview of Sodium Tetraphenylborate (CAS 143-66-8), a chemical comp\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vivalr.com\/pt\/13606\/\" \/>\n<meta property=\"og:site_name\" content=\"Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-18T19:22:21+00:00\" \/>\n<meta name=\"author\" content=\"sdvivalr@163.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"sdvivalr@163.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/\"},\"author\":{\"name\":\"sdvivalr@163.com\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/#\\\/schema\\\/person\\\/7d4fbaebe90519f51b522a51ff3dcd64\"},\"headline\":\"Sodium Tetraphenylborate (CAS 143-66-8)\uff1a Everything You Need to Know About This Chemical\",\"datePublished\":\"2025-01-18T19:22:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/\"},\"wordCount\":675,\"articleSection\":[\"Uncategorized\"],\"inLanguage\":\"pt-PT\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/\",\"url\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/\",\"name\":\"Sodium Tetraphenylborate (CAS 143-66-8)\uff1a Everything You Need to Know About This Chemical - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/#website\"},\"datePublished\":\"2025-01-18T19:22:21+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/#\\\/schema\\\/person\\\/7d4fbaebe90519f51b522a51ff3dcd64\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/vivalr.com\\\/13606\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/13606\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/vivalr.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Sodium Tetraphenylborate (CAS 143-66-8)\uff1a Everything You Need to Know About This Chemical\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/#website\",\"url\":\"https:\\\/\\\/vivalr.com\\\/\",\"name\":\"Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\",\"description\":\"Discover a wide range of high-quality chemical raw materials to meet your industrial needs. 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