Description

Methyl 3-Hydroxy-2-Methylenebutyrate is a versatile bifunctional ester monomer featuring both a hydroxyl group and a methylene moiety. This compound is valued for its role as a key synthetic intermediate, enabling the construction of complex molecular architectures through various polymerization and functionalization reactions. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries for synthesizing active ingredients, fine chemicals, and advanced materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific chiral centers or functional group arrays.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, contributing to novel modes of action.
• Polymer & Resin Modifier: Serves as a monomer or cross-linking agent in the manufacture of specialty polymers, coatings, and adhesives to impart flexibility, adhesion, or specific reactivity.
• Fine Chemical Production: Employed in organic synthesis for creating complex esters, lactones, and other high-value fine chemicals used in flavors, fragrances, and electronics.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic methodologies and developing novel compounds.

Basic Information

Product Name	Methyl 3-Hydroxy-2-Methylenebutyrate
CAS No.	18020-65-0
Molecular Formula	C6H10O3
Molecular Weight	130.14 g/mol
Synonyms	3-Hydroxy-2-methylenebutyric Acid Methyl Ester; Methyl 3-Hydroxy-2-methylenebutanoate; 2-Methylene-3-hydroxybutyric Acid Methyl Ester; Methyl 2-Methylene-3-hydroxybutyrate; 3-Hydroxy-2-methylenebutanoic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our Methyl 3-Hydroxy-2-Methylenebutyrate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles 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 (15-25°C). Keep away from heat, sparks, and open flame. As a best practice for sensitive organics, consider storage under an inert atmosphere for long-term preservation of quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.080 - 1.120
Refractive Index (20°C)	1.440 - 1.460

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