English
Home > Products > > CAS NO 5402-55-1

CAS NO 5402-55-1

Discover high-purity Dimethyl Itaconate, a versatile chemical compound widely used in polymer synthesis, adhesives, and coatings. As a leading supplier of CAS 5402-55-1, we ensure exceptional quality for industrial applications, including monomers and specialty chemicals. Our product meets rigorous standards for dimethyl itaconate usage, offering reliable performance in sectors such as plastics and resins. Explore our detailed specifications below to understand why professionals trust our CAS number products for consistent results.


CAS NO 5402-55-1 refers to Dimethyl Itaconate, an ester of itaconic acid with the molecular formula C7H10O4. This compound is characterized by its clear to pale yellow liquid appearance and mild odor, making it suitable for various chemical processes. It is synthesized through esterification reactions and is known for its role in creating copolymers and enhancing material properties. The substance has a boiling point of approximately 212°C and a melting point around -20°C, with a density of 1.124 g/mL at 25°C. Its solubility in organic solvents like ethanol and ether facilitates easy integration into formulations, while its low volatility ensures safe handling under standard conditions. Storage recommendations include keeping it in a cool, dry place away from direct sunlight to maintain stability.

Product Parameters

  • Chemical Name: Dimethyl Itaconate
  • CAS Number: 5402-55-1
  • Molecular Formula: C7H10O4
  • Appearance: Clear to pale yellow liquid
  • Odor: Mild, characteristic
  • Purity: ≥98.5%
  • Boiling Point: 212°C
  • Melting Point: -20°C
  • Density: 1.124 g/mL at 25°C
  • Flash Point: 93°C
Parameter Value Unit
Molecular Weight 158.15 g/mol
Refractive Index 1.442 at 20°C
Solubility in Water Slightly soluble -
Vapor Pressure 0.15 mmHg at 25°C
Storage Temperature 2-8°C -

Related Products

Hot Products

  • 5,5-Dimethyl Hydantoin

    5,5-Dimethyl Hydantoin

    Leache Chem Ltd. is the largest-scale manufacturer and supplier of 5,5-Dimethyl hydantoin(DMH) around the world. We have been focused on chemicals for more than forty years. Our product has a competitively cost advantage and sales well in more 50 countries and regions. We look forward to becoming your long-term partner in China.
  • 5-Propylhydantoin

    5-Propylhydantoin

    Leache Chem Ltd., a global leader in specialty chemical manufacturing, has pioneered the production of 5-propylhydantoin for over three decades. With 35+ years of expertise in advanced chemical synthesis, we deliver high-quality pharmaceutical intermediates to clients in 60+ countries. Our cost-efficient production processes and commitment to innovation position us as a trusted long-term partner for industries worldwide.
  • 2-Thiohydantoin

    2-Thiohydantoin

    As a pioneer in specialty chemicals for over four decades, Leache Chem Ltd. has emerged as the world's foremost manufacturer and supplier of 2-thiohydantoin. With 30+ years of expertise in synthesizing this critical pharmaceutical intermediate, we deliver cost-effective solutions trusted across 60+ countries. Our commitment to innovation and quality positions us as your ideal long-term partner in China’s chemical sector.
  • Calcium Hypochlorite

    Calcium Hypochlorite

    Leache Chem Ltd has over 35 years of experience in making advanced chemicals for treating water, such us Calcium Hypochlorite. We are committed to innovation and sustainability, which has made us a trusted partner for industries all over the world. We make high-performance products that meet strict quality standards and deal with global water treatment problems. We are a certified supplier to over 60 countries, so you can trust us to provide reliable and cost-effective products.
  • Dichloro-5,5-Dimethyl Hydantoin

    Dichloro-5,5-Dimethyl Hydantoin

    Leache Chem Ltd is an internationally recognised leader in the field of industrial water treatment chemicals. For over 40 years, we have been delivering cutting-edge solutions. Committed to innovation and sustainability, we serve clients across 80+ countries, offering tailored chemical formulations that meet the most rigorous industrial demands. Our specialism in high-performance compounds such as Dichloro-5,5-Dimethyl Hydantoin further cements our position as a trusted partner within global water treatment ecosystems.
  • BCDMH for Industrial Water Treatment

    BCDMH for Industrial Water Treatment

    For over 40 years, Leache Chem Ltd. has been a leader in the field of industrial water treatment chemicals,such as BCDMH for Industrial Water Treatment. We offer innovative solutions to industries all over the world, in more than 90 countries. We focus on creating efficient, high-performance chemicals that help manage water systems well. This supports industries such as manufacturing, energy and heavy infrastructure. We combine environmental responsibility with scientific expertise to improve water treatment standards.
  • Related Blog
  • Reviews

  • What Is 2-Thiophene Ethanol ?

    In the field of fine chemicals and advanced organic synthesis, 2-Thiophene Ethanol has become an essential intermediate due to its unique molecular structure and wide applicability across multiple industries. With growing demand for high-purity intermediates, researchers and manufacturers are paying increasing attention to compounds like 2-Thiophene Ethanol, which offer versatility, stability, and efficiency in synthesis.

  • Which derivative directions of Pharmaceutical Intermediates actually move the needle for real projects?

    In a crowded market, why do some suppliers ship faster, win audits, and cut failure rates while others stall out? Many buyers tell us the difference starts earlier than expected, at the intermediate design stage and the derivative choices around it.

  • How Did Hydantoin Pharmaceutical Intermediates Become My Quiet Advantage in API projects?

    I work in development where every week lives or dies on purity data, cycle times, and regulatory paperwork, so I watch supply chains closely. Most people first hear of LEACHE through engineering circles that reference Overhead Line Stringing Equipment, yet the same discipline shows up in fine chemicals. When I started consolidating my sourcing for Hydantoin Pharmaceutical Intermediates, I noticed that a short, steady list of partners delivered fewer deviations and cleaner analytics, and LEACHE kept showing up in those shortlists as the projects moved from gram scale to pilot and then to validation.

  • What Makes Fine Chemicals a Smart Sourcing Choice for High-Performance Industries?

    Fine chemicals are the precision layer of the chemical supply chain: lower-volume products made with tighter controls on purity, impurities, consistency, and documentation than commodity materials.

  • What Is 5,5-Dimethyl Hydantoin?

    ​5,5-Dimethyl Hydantoin (often abbreviated as DMH) is a fine chemical intermediate widely used in pharmaceuticals, water treatment, antimicrobial products, and chemical synthesis. In this article, we explore what makes this compound valuable, how it’s used in industry, its pros and cons, and the safety factors professionals should consider — with references to quality supply from companies like Leache Chem LTD.

  • What Is Bromine Plus and Why Is It Essential for Modern Water Treatment?

    Bromine Plus has emerged as a highly effective solution in water treatment systems, particularly for pools, spas, and industrial applications. This article explores what Bromine Plus is, how it works, its advantages over traditional sanitizers, and how businesses and individuals can benefit from its use. With practical insights, structured comparisons, and actionable advice, this guide helps you make informed decisions while highlighting the expertise and reliability of Leache Chem LTD. as a trusted supplier.

Send Inquiry

Hit enter to search or ESC to close
X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy
Reject Accept