Description

(Z)-3-Phenyl-2-Butenoic Acid Methyl Ester is a high-purity, unsaturated ester derivative with significant utility in advanced organic synthesis. This compound serves as a versatile chiral building block and a key intermediate for the preparation of complex molecules, offering precise stereochemical control. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in routes requiring specific (Z)-alkene geometry.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its structure contributes to biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in asymmetric catalysis and transition metal complexes.
• Flavor and Fragrance Industry: Acts as an intermediate for synthesizing specific aromatic compounds with desired olfactory properties.
• Material Science Research: Employed in the development of novel polymers and organic electronic materials due to its conjugated system.
• Academic and R&D Laboratories: A valuable reagent for methodological studies in organic chemistry, including cycloadditions and cross-coupling reactions.

Basic Information

Product Name	(Z)-3-Phenyl-2-Butenoic Acid Methyl Ester
CAS No.	26423-89-2
Molecular Formula	C11H12O2
Molecular Weight	176.21 g/mol
Synonyms	Methyl (Z)-3-Phenyl-2-butenoate; (Z)-Methyl 3-Phenylcrotonate; Methyl (Z)-3-Phenylcrotonate; (Z)-3-Phenylbut-2-enoic Acid Methyl Ester; Methyl (Z)-3-Phenylbut-2-enoate; (Z)-2-Butenoic Acid, 3-Phenyl-, Methyl Ester; (Z)-α-Methylcinnamic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Every batch of (Z)-3-Phenyl-2-Butenoic Acid Methyl Ester is produced and tested under strict quality management protocols to ensure consistency and reliability for your critical processes. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as chemical identity, isomeric purity (Z/E ratio), and assay. Our quality systems are designed to support cGMP and ISO standards for traceability and documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Isomeric Purity (Z/E Ratio)	≥ 98:2 (by GC or HPLC)
Water Content (KF)	≤ 0.5%

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