{"id":189,"date":"2025-03-07T12:05:15","date_gmt":"2025-03-07T12:05:15","guid":{"rendered":"https:\/\/vivalr.com\/product\/189.html"},"modified":"2025-03-07T12:21:38","modified_gmt":"2025-03-07T12:21:38","slug":"factory-supply-3r4s-3-2-bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-cas-1428243-26-8-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/es\/product\/189.html","title":{"rendered":"Suministro de f\u00e1brica (3R,4S)-3-(2-Bromoacetyl)-4-etil-1-pirrolidinecarboxylic \u00e1cido fenilmetil \u00e9ster CAS 1428243-26-8 Con el mejor precio"},"content":{"rendered":"<div class=\"product-guide\">\n<h1>(3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8<\/h1>\n<p>        <!-- Table of Contents --><\/p>\n<div class=\"toc\">\n<h2>\u00cdndice<\/h2>\n<ul>\n<li><a href=\"#section1\">1. Descripci\u00f3n general del producto<\/a><\/li>\n<li><a href=\"#section2\">2. Aplicaciones<\/a><\/li>\n<li><a href=\"#section3\">3. Instrucciones de uso<\/a><\/li>\n<li><a href=\"#section4\">4. Casos pr\u00e1cticos<\/a><\/li>\n<li><a href=\"#section5\">5. Contacto<\/a><\/li>\n<\/ul><\/div>\n<p>        <!-- Product Overview --><\/p>\n<div id=\"section1\" class=\"section\">\n<h2>1. Descripci\u00f3n general del producto<\/h2>\n<p><strong>Nombre del producto:<\/strong> (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester<\/p>\n<p><strong>N\u00famero CAS:<\/strong> 1428243-26-8<\/p>\n<p><strong>F\u00f3rmula molecular:<\/strong> C\u2081\u2087H\u2082\u2080BrNO\u2084<\/p>\n<p><strong>Peso molecular:<\/strong> 374.25 g\/mol<\/p>\n<p><strong>Apariencia:<\/strong> Polvo cristalino entre blanco y blanquecino<\/p>\n<p><strong>Pureza:<\/strong> \u226598% (HPLC)<\/p>\n<p><strong>Almacenamiento:<\/strong> Store at 2-8\u00b0C in a dry, airtight container. Protect from light.<\/p>\n<\/p><\/div>\n<p>        <!-- Applications --><\/p>\n<div id=\"section2\" class=\"section\">\n<h2>2. Aplicaciones<\/h2>\n<p>This compound is a high-purity chemical intermediate widely used in:<\/p>\n<ul>\n<li><strong>S\u00edntesis farmac\u00e9utica:<\/strong> Key intermediate in the production of active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and antitumor agents.<\/li>\n<li><strong>Organic Chemistry Research:<\/strong> Used to introduce ethyl and bromoacetyl functional groups into complex molecules.<\/li>\n<li><strong>Biochemical Studies:<\/strong> Serves as a precursor in the development of protease inhibitors and enzyme modulators.<\/li>\n<\/ul><\/div>\n<p>        <!-- Usage Instructions --><\/p>\n<div id=\"section3\" class=\"section\">\n<h2>3. Instrucciones de uso<\/h2>\n<ul>\n<li>Handle in a well-ventilated fume hood with appropriate PPE (gloves, lab coat, goggles).<\/li>\n<li>Store under recommended conditions to prevent degradation.<\/li>\n<li>Solubility: Soluble in DMSO, methanol, and dichloromethane. Test solubility in target solvents before large-scale use.<\/li>\n<li>For synthetic reactions, use stoichiometric ratios as per published protocols. Typical dosage: 1-2 equivalents relative to the substrate.<\/li>\n<li>Refer to the Safety Data Sheet (SDS) for detailed handling and disposal guidelines.<\/li>\n<\/ul><\/div>\n<p>        <!-- Use Cases --><\/p>\n<div id=\"section4\" class=\"section\">\n<h2>4. Casos pr\u00e1cticos<\/h2>\n<p><strong>Case Study 1: Synthesis of Kinase Inhibitors<\/strong><\/p>\n<p>In a 2023 study, this compound was used as a critical intermediate in a 5-step synthesis of a potent kinase inhibitor. Reaction with a pyridine derivative under basic conditions yielded a 78% conversion rate, demonstrating its efficacy in forming C-N bonds.<\/p>\n<p><strong>Case Study 2: Anticancer Drug Development<\/strong><\/p>\n<p>A research team utilized the bromoacetyl group to create a covalent-binding analog of a HSP90 inhibitor. The ethyl-pyrrolidine moiety enhanced cellular permeability, resulting in a 40% improvement in IC\u2085\u2080 values compared to previous analogs.<\/p>\n<\/p><\/div>\n<p>        <!-- Contact --><\/p>\n<div id=\"section5\" class=\"section\">\n<h2>5. Contacto<\/h2>\n<p>For pricing, bulk orders, or technical inquiries:<\/p>\n<ul>\n<li>Correo electr\u00f3nico: <a href=\"mailto:info@vivalr.com\">info@vivalr.com<\/a><\/li>\n<li>Tel: (86) 15866781826<\/li>\n<\/ul><\/div>\n<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>\u00c1cido (3R,4S)-3-(2-bromoacetil)-4-etil-1-pirrolidinocarbox\u00edlico \u00e9ster fenilmetilo CAS 1428243-26-8 Tabla de contenidos 1. Descripci\u00f3n general del producto 2. Aplicaciones Descripci\u00f3n general del producto 2. Aplicaciones Instrucciones de uso 4. Casos de uso 5. Contacto 1. Descripci\u00f3n general del producto Descripci\u00f3n general del producto Nombre del producto: (3R,4S)-3-(2-Bromoacetyl)-4-etil-1-pirrolidinecarboxylic acid phenylmethyl ester N\u00famero CAS: 1428243-26-8 F\u00f3rmula Molecular: C\u2081\u2087H\u2082\u2080BrNO\u2084 Peso molecular: 374,25 g\/mol Aspecto: Polvo cristalino entre blanco y blanquecino Pureza: \u226598% (HPLC) Almacenamiento: Almacenar a 2-8\u00b0C [...]<\/p>","protected":false},"featured_media":21265,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-189","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized","8":"first","9":"instock","10":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price - 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\/es\/product\/189.html\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price\" \/>\n<meta property=\"og:description\" content=\"(3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 Table of Contents 1. Product Overview 2. Applications 3. Usage Instructions 4. Use Cases 5. Contact Us 1. Product Overview Product Name: (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS Number: 1428243-26-8 Molecular Formula: C\u2081\u2087H\u2082\u2080BrNO\u2084 Molecular Weight: 374.25 g\/mol Appearance: White to off-white crystalline powder Purity: \u226598% (HPLC) Storage: Store at 2-8\u00b0C [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vivalr.com\/es\/product\/189.html\" \/>\n<meta property=\"og:site_name\" content=\"Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\" \/>\n<meta property=\"article:modified_time\" content=\"2025-03-07T12:21:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/vivalr.com\/wp-content\/uploads\/2025\/03\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"400\" \/>\n\t<meta property=\"og:image:height\" content=\"399\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html\",\"url\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html\",\"name\":\"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/vivalr.com\\\/wp-content\\\/uploads\\\/2025\\\/03\\\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg\",\"datePublished\":\"2025-03-07T12:05:15+00:00\",\"dateModified\":\"2025-03-07T12:21:38+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html#primaryimage\",\"url\":\"https:\\\/\\\/vivalr.com\\\/wp-content\\\/uploads\\\/2025\\\/03\\\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg\",\"contentUrl\":\"https:\\\/\\\/vivalr.com\\\/wp-content\\\/uploads\\\/2025\\\/03\\\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg\",\"width\":400,\"height\":399},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/product\\\/189.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/vivalr.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/vivalr.com\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price\"}]},{\"@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. Our commitment to excellence ensures that you get the best products and services.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/vivalr.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/vivalr.com\/es\/product\/189.html","og_locale":"es_MX","og_type":"article","og_title":"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price","og_description":"(3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 Table of Contents 1. Product Overview 2. Applications 3. Usage Instructions 4. Use Cases 5. Contact Us 1. Product Overview Product Name: (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS Number: 1428243-26-8 Molecular Formula: C\u2081\u2087H\u2082\u2080BrNO\u2084 Molecular Weight: 374.25 g\/mol Appearance: White to off-white crystalline powder Purity: \u226598% (HPLC) Storage: Store at 2-8\u00b0C [&hellip;]","og_url":"https:\/\/vivalr.com\/es\/product\/189.html","og_site_name":"Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01","article_modified_time":"2025-03-07T12:21:38+00:00","og_image":[{"width":400,"height":399,"url":"https:\/\/vivalr.com\/wp-content\/uploads\/2025\/03\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Tiempo de lectura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/vivalr.com\/product\/189.html","url":"https:\/\/vivalr.com\/product\/189.html","name":"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01","isPartOf":{"@id":"https:\/\/vivalr.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/vivalr.com\/product\/189.html#primaryimage"},"image":{"@id":"https:\/\/vivalr.com\/product\/189.html#primaryimage"},"thumbnailUrl":"https:\/\/vivalr.com\/wp-content\/uploads\/2025\/03\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg","datePublished":"2025-03-07T12:05:15+00:00","dateModified":"2025-03-07T12:21:38+00:00","breadcrumb":{"@id":"https:\/\/vivalr.com\/product\/189.html#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/vivalr.com\/product\/189.html"]}]},{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/vivalr.com\/product\/189.html#primaryimage","url":"https:\/\/vivalr.com\/wp-content\/uploads\/2025\/03\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg","contentUrl":"https:\/\/vivalr.com\/wp-content\/uploads\/2025\/03\/3R4S-3-2-Bromoacetyl-4-ethyl-1-pyrrolidinecarboxylic-acid-phenylmethyl-ester-CAS-1428243-26-8.jpg","width":400,"height":399},{"@type":"BreadcrumbList","@id":"https:\/\/vivalr.com\/product\/189.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/vivalr.com\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/vivalr.com\/shop\/"},{"@type":"ListItem","position":3,"name":"Factory Supply (3R,4S)-3-(2-Bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester CAS 1428243-26-8 With Best Price"}]},{"@type":"WebSite","@id":"https:\/\/vivalr.com\/#website","url":"https:\/\/vivalr.com\/","name":"Bienvenido a VIVALR- Su fuente de confianza para materias primas qu\u00edmicas\uff01","description":"Descubra una amplia gama de materias primas qu\u00edmicas de alta calidad para satisfacer sus necesidades industriales. Nuestro compromiso con la excelencia le garantiza los mejores productos y servicios.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/vivalr.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"}]}},"_links":{"self":[{"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/product\/189","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/comments?post=189"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/media\/21265"}],"wp:attachment":[{"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/media?parent=189"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/product_brand?post=189"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/product_cat?post=189"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/vivalr.com\/es\/wp-json\/wp\/v2\/product_tag?post=189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}