Description

2-Hydroxymethylethyl 1-Methylpropyl Maleate is a specialized diester derivative of maleic acid, valued for its bifunctional reactivity and role as a versatile chemical intermediate. This compound is crucial for synthesizing advanced polymers, resins, and fine chemicals where controlled cross-linking and modification of material properties are required. It is primarily sought by manufacturers in the polymer, coatings, and specialty chemical industries for developing high-performance materials.

Application

• Polymer Modification & Cross-linking Agent: Used to introduce hydroxyl functionality and cross-linkable sites into polymer chains, enhancing properties like adhesion, hardness, and chemical resistance in coatings and adhesives.
• Synthesis of Specialty Monomers: Serves as a key intermediate for producing more complex monomers used in radiation-curable resins (e.g., for UV-curable inks and coatings).
• Plasticizer and Additive Precursor: Acts as a building block for manufacturing specialized plasticizers and additives that improve flexibility and processing of polymers.
• Intermediate for Fine Chemicals: Employed in organic synthesis routes for pharmaceuticals, agrochemicals, and other high-value fine chemicals.
• Resin Formulation: Utilized in alkyd, polyester, and other resin systems to modify solubility, viscosity, and curing characteristics.

Basic Information

Product Name	2-Hydroxymethylethyl 1-Methylpropyl Maleate
CAS No.	85909-48-4
Molecular Formula	C11H18O5
Molecular Weight	230.26 g/mol
Synonyms	2-Hydroxyethyl sec-Butyl Maleate; 2-Hydroxyethyl 1-Methylpropyl Maleate; Maleic Acid 2-Hydroxyethyl sec-Butyl Ester; sec-Butyl 2-Hydroxyethyl Maleate; 1-Methylpropyl 2-Hydroxyethyl Maleate; 2-(1-Methylpropoxy)-2-oxoethyl 2-hydroxyethyl maleate; EINECS Not Assigned

Quality Control

Our 2-Hydroxymethylethyl 1-Methylpropyl Maleate is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including assay, purity profiling, and identification, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 2.0 mg KOH/g
Specific Gravity (20°C)	1.10 - 1.15
Refractive Index (20°C)	1.450 - 1.470

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