Description

4,4-Dimethyl Itaconic Acid is a specialized derivative of itaconic acid, featuring two methyl groups at the 4-position, which significantly alters its reactivity and physical properties. This compound serves as a valuable, high-purity building block for synthesizing advanced polymers, fine chemicals, and pharmaceutical intermediates. It is particularly sought after by R&D laboratories and industrial manufacturers in the polymer, specialty chemical, and life science sectors for creating novel materials with tailored performance characteristics.

Application

• Polymer Chemistry: A key monomer for synthesizing specialized polyesters, polyamides, and acrylic resins with enhanced thermal stability and mechanical properties.
• Pharmaceutical Intermediates: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Fine Chemical Synthesis: Used as a versatile building block for creating complex organic compounds, including ligands, catalysts, and specialty additives.
• Cross-linking Agent: Functions as an effective cross-linker in polymer formulations to improve network density and material performance.
• Coating & Adhesive Formulations: Incorporated into high-performance coatings and adhesives to modify flexibility, adhesion, and chemical resistance.
• Research & Development: An essential reagent in academic and industrial R&D for exploring new synthetic pathways and material science applications.

Basic Information

Product Name	4,4-Dimethyl Itaconic Acid
CAS No.	584-27-0
Molecular Formula	C7H10O4
Molecular Weight	158.15 g/mol
Synonyms	2-Methylidenebutanedioic acid, 4,4-dimethyl-; 4,4-Dimethyl-2-methylidenesuccinic acid; 2-Methylene-4,4-dimethylsuccinic acid; 4,4-Dimethylitaconic acid; 4,4-Dimethyl-2-methylenebutanedioic acid; α-Methylene-β,β-dimethylsuccinic acid
EINECS	209-527-2

Quality Control

Our 4,4-Dimethyl Itaconic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support custom synthesis and can tailor purity grades to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and sources of ignition. Due to its acidic nature, ensure containers are made of compatible materials and are properly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.