Description

2-Methylene-1,3-Propanediol is a versatile bifunctional monomer featuring both a hydroxyl group and a reactive methylene group, making it a valuable building block for advanced polymer synthesis. Its unique structure enables the creation of high-performance resins, coatings, and specialty chemicals with tailored properties. This compound is essential for R&D and production in sectors such as polymer chemistry, pharmaceuticals, and adhesives, where precise molecular architecture is required.

Application

• Polymer & Resin Synthesis: A key monomer for producing cross-linked polymers, unsaturated polyester resins, and alkyd resins.
• Pharmaceutical Intermediates: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs.
• Coating & Adhesive Formulations: Used to enhance the durability, flexibility, and adhesion properties of industrial and specialty coatings.
• Dendrimer & Hyperbranched Polymer Production: Acts as a core or branching unit due to its two functional groups.
• Chemical Cross-linking Agent: Imparts improved mechanical strength and thermal stability to polymer networks.
• Specialty Chemical Manufacturing: Employed in the synthesis of plasticizers, surfactants, and other functional additives.

Basic Information

Product Name	2-Methylene-1,3-Propanediol
CAS No.	3513-81-3
Molecular Formula	C4H8O2
Molecular Weight	88.11 g/mol
Synonyms	2-Methylenepropane-1,3-diol; 2-Methylene-1,3-dihydroxypropane; 1,3-Propanediol, 2-methylene-; 2-Methylenepropanediol; 2-(Hydroxymethyl)acrylic alcohol; MPDiol; 2-Methylene-1,3-propylene glycol
EINECS	222-492-0

Quality Control

Our 2-Methylene-1,3-Propanediol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, impurity profiling, and identity confirmation, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) are provided with every shipment to guarantee traceability, purity, and consistency.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Melting Point	Contact for details

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