Description

(E)-3-Cyclopropyl-2-Methylacrylic Acid is a high-purity, unsaturated carboxylic acid featuring a cyclopropyl substituent. This compound is a valuable versatile chiral building block and intermediate in advanced organic synthesis. It is primarily utilized by pharmaceutical R&D and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in antiviral and anti-inflammatory drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a precursor for creating novel chiral ligands and organocatalysts used in asymmetric synthesis.
• Material Science Monomer: Investigated as a specialty monomer for producing polymers with unique thermal and mechanical properties.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance and flavor compounds.
• Academic & Industrial Research: A critical reagent for methodological development in organic chemistry and medicinal chemistry programs.

Basic Information

Product Name	(E)-3-Cyclopropyl-2-Methylacrylic Acid
CAS No.	773112-21-3
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	(E)-3-Cyclopropyl-2-methylacrylic acid; (E)-3-Cyclopropyl-2-methyl-2-propenoic acid; trans-3-Cyclopropyl-2-methylacrylic Acid; 3-Cyclopropyl-2-methylacrylic Acid (E-isomer); 2-Methyl-3-cyclopropylacrylic Acid; (E)-3-Cyclopropyl-2-methylpropenoic Acid; Cyclopropanecarboxylic acid, 2-ethenyl-, (E)-; (E)-3-Cyclopropyl-2-methyl-2-propenoic acid
EINECS	Contact for details

Quality Control

Our (E)-3-Cyclopropyl-2-Methylacrylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and isomeric integrity. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Isomeric Purity (GC/HPLC)	≥ 99.0% (E-isomer)
Water Content (KF)	≤ 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.