Description

(2E)-3-(4-Methylphenyl)Acrylic Acid (Saltdata: Free) is a high-purity, light-sensitive organic acid derivative, specifically the trans-isomer of p-methylcinnamic acid. This compound serves as a versatile and critical pharmaceutical intermediate and fine chemical building block for advanced organic synthesis. It is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries requiring precise molecular structures for active ingredient development.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for anti-inflammatory and other therapeutic agents.
• Fine Chemical Synthesis: Used in the production of complex organic molecules, including flavors, fragrances, and advanced materials.
• Agrochemical Research: Serves as a precursor in the development of novel crop protection agents and herbicides.
• Liquid Crystal & OLED Materials: Acts as a core component in the synthesis of organic electronic materials and advanced display technologies.
• UV Absorber & Polymer Additive: Utilized in the formulation of polymer stabilizers and light-absorbing additives due to its conjugated structure.
• Academic & Industrial R&D: A valuable reagent for chemical research in medicinal chemistry and material science laboratories.

Basic Information

Product Name	(2E)-3-(4-Methylphenyl)Acrylic Acid (Saltdata: Free)
CAS No.	940-61-4
Molecular Formula	C10H10O2
Molecular Weight	162.19 g/mol
Synonyms	(E)-3-(4-Methylphenyl)-2-propenoic Acid; trans-4-Methylcinnamic Acid; (2E)-3-(p-Tolyl)acrylic Acid; p-Methylcinnamic Acid; (E)-p-Methylcinnamic Acid; 3-(4-Methylphenyl)-(E)-acrylic Acid; 4-Methyl-trans-cinnamic Acid; (E)-3-(4-Methylphenyl)prop-2-enoic Acid
EINECS	213-364-1

Quality Control

Our (2E)-3-(4-Methylphenyl)Acrylic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and isomeric integrity. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Isomeric Purity (E-isomer)	≥ 99.0%
Melting Point	196°C - 202°C
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.