Description

2-Methoxycrotonic Acid is a specialized organic acid ester derivative with a reactive α,β-unsaturated carbonyl structure. This compound serves as a versatile building block and intermediate in advanced organic synthesis, enabling the introduction of functionalized crotonate moieties. It is primarily utilized by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key synthon for the production of active pharmaceutical ingredients (APIs), particularly those requiring methoxy-substituted carboxylic acid derivatives.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators with enhanced activity.
• Polymer Chemistry: Monomer or co-monomer for specialty polymers, contributing to specific material properties like solubility or reactivity.
• Fine Chemical Production: Intermediate in the synthesis of flavors, fragrances, and advanced organic materials.
• Academic & Industrial Research: Valuable reagent in methodological development, catalysis studies, and exploring new synthetic pathways.
• Cross-Coupling Reactions: Used in palladium-catalyzed and other metal-mediated coupling reactions to form carbon-carbon bonds.

Basic Information

Product Name	2-Methoxycrotonic Acid
CAS No.	38588-37-3
Molecular Formula	C5H8O3
Molecular Weight	116.12 g/mol
Synonyms	(E)-2-Methoxybut-2-enoic Acid; (E)-2-Methoxy-2-butenoic Acid; trans-2-Methoxycrotonic Acid; 2-Methoxy-2-butenoic Acid; α-Methoxycrotonic Acid; Crotonic acid, 2-methoxy-; But-2-enoic acid, 2-methoxy-
EINECS	Contact for details

Quality Control

Our 2-Methoxycrotonic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for use as a chemical intermediate. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and are available upon request.

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 nature as a strong acid/organic solvent, handle with appropriate personal protective equipment in a fume hood.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.