{"id":147,"date":"2025-03-07T12:05:11","date_gmt":"2025-03-07T12:05:11","guid":{"rendered":"https:\/\/vivalr.com\/product\/147.html"},"modified":"2025-03-07T12:21:31","modified_gmt":"2025-03-07T12:21:31","slug":"factory-supply-2r-2-deoxy-2-fluoro-2-methyl-d-erythropentonic-acid-y-lactone-35-dibenzoate-cas-874638-80-9-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/en_au\/product\/147.html","title":{"rendered":"Factory Supply (2R) -2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid y-Lactone 3,5-Dibenzoate CAS 874638-80-9 With Best Price"},"content":{"rendered":"<div class=\"user-guide\">\n<h1>User Guide: (2R)-2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid \u03b3-Lactone 3,5-Dibenzoate CAS 874638-80-9<\/h1>\n<p>        <!-- Table of Contents --><\/p>\n<div class=\"toc\">\n<h2>Table of Contents<\/h2>\n<ul>\n<li><a href=\"#section1\">1. Product Overview<\/a><\/li>\n<li><a href=\"#section2\">2. Applications<\/a><\/li>\n<li><a href=\"#section3\">3. Usage Guidelines<\/a><\/li>\n<li><a href=\"#section4\">4. Usage Examples<\/a><\/li>\n<\/ul><\/div>\n<p>        <!-- Section 1: Product Overview --><\/p>\n<div id=\"section1\" class=\"section\">\n<h2>1. Product Overview<\/h2>\n<p><strong>Product Name:<\/strong> (2R)-2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid \u03b3-Lactone 3,5-Dibenzoate<\/p>\n<p><strong>CAS Number:<\/strong> 874638-80-9<\/p>\n<p><strong>Molecular Formula:<\/strong> C<sub>21<\/sub>H<sub>19<\/sub>FO<sub>6<\/sub><\/p>\n<p><strong>Molecular Weight:<\/strong> 386.37 g\/mol<\/p>\n<p><strong>Appearance:<\/strong> White to off-white crystalline powder<\/p>\n<p><strong>Purity:<\/strong> \u226598% (HPLC)<\/p>\n<p><strong>Storage:<\/strong> Store at 2-8\u00b0C in a dry, airtight container.<\/p>\n<\/p><\/div>\n<p>        <!-- Section 2: Applications --><\/p>\n<div id=\"section2\" class=\"section\">\n<h2>2. Applications<\/h2>\n<p>This fluorinated lactone derivative is primarily used in:<\/p>\n<ul>\n<li>Pharmaceutical research as a key intermediate for antiviral and anticancer drug development.<\/li>\n<li>Organic synthesis for modifying sugar molecules and studying enzyme inhibition mechanisms.<\/li>\n<li>Biochemical studies to investigate fluorinated carbohydrate analogs.<\/li>\n<\/ul><\/div>\n<p>        <!-- Section 3: Usage Guidelines --><\/p>\n<div id=\"section3\" class=\"section\">\n<h2>3. Usage Guidelines<\/h2>\n<h3>Safety Precautions<\/h3>\n<ul>\n<li>Wear PPE (gloves, lab coat, goggles) when handling.<\/li>\n<li>Avoid inhalation or direct skin contact.<\/li>\n<\/ul>\n<h3>Solubility<\/h3>\n<ul>\n<li>Soluble in DMSO, chloroform, and dichloromethane.<\/li>\n<li>Poor solubility in water (0.1 mg\/mL at 25\u00b0C).<\/li>\n<\/ul>\n<h3>Handling<\/h3>\n<ul>\n<li>Use under inert gas (N<sub>2<\/sub> or Ar) for oxygen-sensitive reactions.<\/li>\n<li>Stable at room temperature for short-term use (\u226424 hours).<\/li>\n<\/ul><\/div>\n<p>        <!-- Section 4: Usage Examples --><\/p>\n<div id=\"section4\" class=\"section\">\n<h2>4. Usage Examples<\/h2>\n<h3>Example 1: Synthesis of Antiviral Nucleoside Analogs<\/h3>\n<ol>\n<li>Dissolve 500 mg in anhydrous DCM (10 mL) under nitrogen.<\/li>\n<li>Add 1.2 eq TMSOTf at -20\u00b0C and stir for 2 hours.<\/li>\n<li>React with silylated thymine (1.5 eq) for 12 hours at 25\u00b0C.<\/li>\n<li>Purify via column chromatography (hexane:EtOAc 3:1) to obtain nucleoside precursor (yield: 72%).<\/li>\n<\/ol><\/div>\n<p>        <!-- Contact --><\/p>\n<div class=\"contact\">\n<h3>Contact Us<\/h3>\n<p>Email: <a href=\"mailto:info@vivalr.com\">info@vivalr.com<\/a><\/p>\n<p>Phone: <a href=\"tel:+8615866781826\">(86) 15866781826<\/a><\/p>\n<\/p><\/div>\n<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>User Guide: (2R)-2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid \u03b3-Lactone 3,5-Dibenzoate CAS 874638-80-9 Table of Contents 1. Product Overview 2. Applications 3. Usage Guidelines 4. Usage Examples 1. Product Overview Product Name: (2R)-2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid \u03b3-Lactone 3,5-Dibenzoate CAS Number: 874638-80-9 Molecular Formula: C21H19FO6 Molecular Weight: 386.37 g\/mol Appearance: White to off-white crystalline powder Purity: \u226598% (HPLC) Storage: Store at 2-8\u00b0C in [&hellip;]<\/p>","protected":false},"featured_media":21244,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-147","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 (2R) -2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid y-Lactone 3,5-Dibenzoate CAS 874638-80-9 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\/en_au\/product\/147.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Factory Supply (2R) -2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid y-Lactone 3,5-Dibenzoate CAS 874638-80-9 With Best Price\" \/>\n<meta property=\"og:description\" content=\"User Guide: (2R)-2-Deoxy-2-Fluoro-2-Methyl-D-Erythropentonic Acid \u03b3-Lactone 3,5-Dibenzoate CAS 874638-80-9 Table of Contents 1. 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