{"id":840,"date":"2023-05-23T12:22:45","date_gmt":"2023-05-23T12:22:45","guid":{"rendered":"https:\/\/solarischem.com\/procurement\/?post_type=product&#038;p=840"},"modified":"2026-08-21T04:43:37","modified_gmt":"2026-08-21T09:43:37","slug":"c70-malonic-ester-manufacturer","status":"publish","type":"product","link":"https:\/\/solarischem.com\/procurement\/c70-malonic-ester-manufacturer\/","title":{"rendered":"C70 malonic ester"},"content":{"rendered":"<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Organization\",\n      \"@id\": \"https:\/\/solarischem.com\/#organization\",\n      \"name\": \"Solaris Chem Inc.\",\n      \"url\": \"https:\/\/solarischem.com\",\n      \"logo\": \"https:\/\/solarischem.com\/procurement\/wp-content\/uploads\/2026\/02\/logo-solarischem-450-e1770883197292.jpg\"\n    },\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/solarischem.com\/procurement\/product\/c70-malonic-ester\/#product\",\n      \"name\": \"C70 Malonic Ester (SOL5373) - Carbonates Soluble Fullerene\",\n      \"image\": [\n        \"https:\/\/solarischem.com\/procurement\/wp-content\/uploads\/2023\/05\/sol5373.jpg\"\n      ],\n      \"description\": \"High-performance C70 malonic ester (SOL5373) methanofullerene derivative featuring enhanced carbonate solubility in DMC, broader light absorption, and high electron mobility for battery electrolytes and solar cells.\",\n      \"sku\": \"SOL5373\",\n      \"mpn\": \"SOL5373\",\n      \"category\": \"Energy Storage & Optoelectronic Materials > Battery Electrolyte Additives\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Solaris Chem\"\n      },\n      \"additionalProperty\": [\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"CAS Number\",\n          \"value\": \"N\/A\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Chemical Name\",\n          \"value\": \"C70-n-(malonic ester), Water Soluble C70\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Solubility Profile\",\n          \"value\": \"DMC, Carbonate Solvents, Water (basic pH > 7)\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Primary Applications\",\n          \"value\": \"Lithium-Ion Battery Electrolyte Additive, OPV & Perovskite Solar Cells ETL\"\n        }\n      ],\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"price\": \"150.00\",\n        \"priceCurrency\": \"USD\",\n        \"priceValidUntil\": \"2027-12-31\",\n        \"itemCondition\": \"https:\/\/schema.org\/NewCondition\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/solarischem.com\/procurement\/product\/c70-malonic-ester\/\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"Solaris Chem Inc.\"\n        }\n      }\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/solarischem.com\/procurement\/product\/c70-malonic-ester\/#faq\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the solubility of C70 malonic ester (SOL5373) in DMC?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"C70 malonic ester (SOL5373) is specifically functionalized to be highly soluble in Dimethyl Carbonate (DMC) and polar carbonate solvents, making it an excellent candidate for lithium-ion battery electrolyte formulations.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What advantages does C70 malonic ester offer over C60 derivatives?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Due to its asymmetrical rugby-ball molecular shape, C70 malonic ester provides a broader light absorption spectrum in the visible region, higher electron mobility, and enhanced solubility in carbonate solvents like DMC.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How should C70 malonic ester be stored for optimal performance?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"To prevent photo-oxidation and degradation, store C70 malonic ester under an inert Argon or Nitrogen atmosphere, protected from light in amber glass containers, in a cool, dry place below 25\u00b0C.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n<\/script><\/p>\n<div class=\"solarischem-c70-malonic-container\" style=\"font-family: Arial, sans-serif; line-height: 1.6; color: #333;\">\n<p>  <!-- AI DIRECT ANSWER SNIPPET --><\/p>\n<section class=\"ai-snippet\" style=\"background-color: #f8f9fa; border-left: 4px solid #07842e; padding: 15px 20px; margin-bottom: 25px;\">\n<h2 style=\"margin-top: 0; color: #07842e; font-size: 1.4rem;\">C70 Malonic Ester (SOL5373) \u2013 High-Performance Methanofullerene &amp; Electrolyte Additive<\/h2>\n<p style=\"margin-bottom: 0;\">\n      <strong>C70 malonic ester (SOL5373)<\/strong>, or C70-n-(malonic ester), is a high-performance methanofullerene derivative specifically engineered as an n-type semiconductor, electron transport layer (ETL) material, and battery electrolyte additive. Manufactured by Solaris Chem, SOL5373 features a high degree of functionalization that delivers superior solubility in dimethyl carbonate (DMC) and a broader visible light absorption spectrum compared to standard C60 fullerenes.\n    <\/p>\n<\/section>\n<p>  <!-- ADVANTAGES OVER C60 --><\/p>\n<section class=\"c70-malonic-advantages\" style=\"margin-bottom: 30px;\">\n<h3>Key Advantages of C70 Malonic Ester vs. C60 Derivatives<\/h3>\n<ul style=\"padding-left: 20px;\">\n<li><strong>Broader Absorption Spectrum:<\/strong> Its asymmetrical, rugby-ball shape allows C70 to absorb significantly more light across the visible spectrum, increasing short-circuit current in solar cell devices.<\/li>\n<li><strong>Enhanced Carbonate Solubility:<\/strong> Malonic ester functionalization (n &ge; 3) dramatically increases solubility in polar and carbonate solvents like dimethyl carbonate (DMC).<\/li>\n<li><strong>Optimized Energy Levels:<\/strong> Precise HOMO\/LUMO energetic alignment tailored for seamless integration with modern donor polymers and perovskite crystal structures.<\/li>\n<\/ul>\n<\/section>\n<p>  <!-- PRIMARY APPLICATIONS --><\/p>\n<section class=\"c70-malonic-applications\" style=\"margin-bottom: 30px;\">\n<h3>Primary Industrial &amp; R&amp;D Applications<\/h3>\n<h4 style=\"color: #07842e; margin-bottom: 5px;\">1. Advanced Battery Electrolytes<\/h4>\n<p style=\"margin-top: 0;\">\n      SOL5373 acts as a high-efficiency additive for lithium-ion battery electrolytes. It promotes solid electrolyte interphase (SEI) stabilization to protect electrodes from degradation and serves as a radical scavenger to enhance battery thermal safety.\n    <\/p>\n<h4 style=\"color: #07842e; margin-bottom: 5px;\">2. Organic Photovoltaics (OPV) &amp; Perovskite Solar Cells<\/h4>\n<p style=\"margin-top: 0;\">\n      Functions as an exceptional electron transport layer (ETL) material. High electron mobility and film-forming capability enable thinner, highly efficient device architectures, particularly in inverted perovskite solar cell configurations.\n    <\/p>\n<\/section>\n<p>  <!-- STORAGE & HANDLING GUIDELINES --><\/p>\n<section class=\"c70-malonic-storage\" style=\"background-color: #ffffff; border: 1px solid #e0e0e0; padding: 20px; margin-bottom: 30px; border-radius: 5px;\">\n<h3 style=\"margin-top: 0; color: #07842e;\">Storage and Handling for Optimal Performance<\/h3>\n<ol style=\"padding-left: 20px; margin-bottom: 0;\">\n<li><strong>Inert Atmosphere:<\/strong> Store under Argon or Nitrogen atmosphere to prevent photo-oxidation.<\/li>\n<li><strong>Light Protection:<\/strong> Keep in amber glass vials or light-shielded containers.<\/li>\n<li><strong>Temperature Control:<\/strong> Store in a cool, dry environment (preferably &lt; 25\u00b0C).<\/li>\n<\/ol>\n<\/section>\n<p>  <!-- TECHNICAL DATA SHEETS & DOWNLOADS --><\/p>\n<section class=\"c70-malonic-downloads\" style=\"background-color: #eef7ee; border: 1px solid #c8e6c9; padding: 15px 20px; border-radius: 5px; margin-bottom: 30px;\">\n<h3 style=\"margin-top: 0; color: #07842e;\">Technical Documentation &amp; Promotional Materials<\/h3>\n<p style=\"margin-bottom: 0;\">\n      <strong>Promotional Materials:<\/strong><br \/>\n      <a href=\"https:\/\/solarischem.com\/store\/wp-content\/uploads\/2022\/10\/FulleriumTM-Malonic-Ester-C70-v4-FULL.pdf\" target=\"_blank\" rel=\"noopener\" style=\"color: #07842e; font-weight: bold;\">Flyer (English &#8211; Full)<\/a> |<br \/>\n      <a href=\"https:\/\/solarischem.com\/store\/wp-content\/uploads\/2022\/10\/FulleriumTM-Malonic-Ester-C70-v4-ECO.pdf\" target=\"_blank\" rel=\"noopener\" style=\"color: #07842e; font-weight: bold;\">Flyer (English &#8211; ECO)<\/a>\n    <\/p>\n<\/section>\n<p>  <!-- TECHNICAL SPECIFICATIONS TABLE --><\/p>\n<section class=\"c70-malonic-specs-table\" style=\"margin-bottom: 30px;\">\n<h3>C70 Malonic Ester (SOL5373) Technical Specifications<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; margin-top: 10px; text-align: left;\">\n<thead>\n<tr style=\"background-color: #07842e; color: #ffffff;\">\n<th style=\"padding: 10px; border: 1px solid #dddddd;\">Property<\/th>\n<th style=\"padding: 10px; border: 1px solid #dddddd;\">Specification \/ Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\"><strong>Acronyms<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\">C70 malonic ester<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #dddddd;\"><strong>Chemical Name<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\">C70-n-(malonic ester), Water Soluble C70<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\"><strong>CAS Number<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\">N\/A<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #dddddd;\"><strong>Appearance &amp; Texture<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\">Brown to black powder<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\"><strong>Primary Solvents<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\">Dimethyl Carbonate (DMC), Water (basic, pH &gt; 7)<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #dddddd;\"><strong>Functionality<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #dddddd;\">Methanofullerene n-Type Semiconductor \/ ETL<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<p>  <!-- FAQ SECTION --><\/p>\n<section class=\"c70-malonic-faq\" style=\"margin-bottom: 30px;\">\n<h3>Frequently Asked Questions (FAQ) \u2013 C70 Malonic Ester<\/h3>\n<div style=\"margin-bottom: 15px;\">\n<h4 style=\"margin-bottom: 5px; color: #07842e;\">What is the solubility of SOL5373 in DMC?<\/h4>\n<p style=\"margin-top: 0;\">\n        SOL5373 is specifically functionalized to be highly soluble in Dimethyl Carbonate (DMC), making it an excellent candidate for lithium-ion battery electrolyte formulations and polar solvent coating processes.\n      <\/p>\n<\/p><\/div>\n<div style=\"margin-bottom: 15px;\">\n<h4 style=\"margin-bottom: 5px; color: #07842e;\">Does this product come with an SDS?<\/h4>\n<p style=\"margin-top: 0;\">\n        Yes, a full Safety Data Sheet (SDS) and Technical Flyer are available for download. We strongly recommend that all laboratory personnel review the SDS before manipulating the material.\n      <\/p>\n<\/p><\/div>\n<div style=\"margin-bottom: 15px;\">\n<h4 style=\"margin-bottom: 5px; color: #07842e;\">Why source C70 malonic ester directly from Solaris Chem?<\/h4>\n<p style=\"margin-top: 0;\">\n        As a specialized C70 malonic ester manufacturer, Solaris Chem provides custom batch sizes from milligram R&amp;D testing to multi-kilogram pilot production, direct chemist-to-client technical support, and eco-friendly Canadian synthesis facilities.\n      <\/p>\n<\/p><\/div>\n<\/section>\n<p>  <!-- PRICING & SAFETY NOTICE --><\/p>\n<section class=\"c70-malonic-notice\" style=\"font-size: 0.85rem; color: #666; border-top: 1px solid #e0e0e0; padding-top: 15px;\">\n<p style=\"margin-bottom: 5px;\">\n      <a href=\"https:\/\/solarischem.com\/contact\" style=\"color: #07842e; font-weight: bold;\">Request pricing for larger quantity<\/a>\n    <\/p>\n<p style=\"margin-bottom: 5px;\"><em>* Price subject to change without prior notice.<\/em><\/p>\n<p style=\"margin-bottom: 0;\">\n      <em><strong>Notice:<\/strong> Products for Research and Development. Laboratory use only by qualified personnel. The user should read the available SDS and be aware of any precautions to take for the safe manipulation of these materials. Solaris Chem shall not be held responsible for any damage resulting from handling or use.<\/em>\n    <\/p>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<h5><strong>SOL5373<\/strong><\/h5>\n<p>C70 malonic ester. Soluble in DMC<br \/>\nAdditive for\u00a0<a href=\"https:\/\/solarischem.com\/store\/batteries\" target=\"_blank\" rel=\"noopener\">battery<\/a>\u00a0electrolytes<\/p>\n","protected":false},"featured_media":834,"template":"","meta":{"_eb_attr":""},"product_brand":[],"product_cat":[17,18],"product_tag":[19,20],"class_list":["post-840","product","type-product","status-publish","has-post-thumbnail","product_cat-c60-and-derivatives","product_cat-fullerenes","product_tag-featured-fullerenes","product_tag-featured-perovskites","first","instock","taxable","shipping-taxable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product\/840","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/media\/834"}],"wp:attachment":[{"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/media?parent=840"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product_brand?post=840"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product_cat?post=840"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/solarischem.com\/procurement\/wp-json\/wp\/v2\/product_tag?post=840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}