Description

4-Hydroxycinnamic Acid is a naturally occurring phenolic acid derivative of cinnamic acid, widely recognized for its role as a key intermediate in the biosynthesis of various plant metabolites. This compound is valued for its versatile chemical functionality, serving as a crucial building block in organic synthesis and a starting material for the production of more complex molecules. It is essential for research and development laboratories, pharmaceutical manufacturers, and producers of fine chemicals, agrochemicals, and cosmetic ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), including certain anti-inflammatory and antioxidant compounds.
• UV Absorber & Cosmetic Ingredient: Used in sunscreen formulations and skincare products for its ability to absorb ultraviolet light and its potential antioxidant properties.
• Flavor & Fragrance Synthesis: Serves as a starting material for creating complex aroma chemicals and flavoring agents due to its phenylpropanoid structure.
• Agrochemical Research: Investigated as an intermediate for developing novel plant growth regulators or protective agents.
• Biochemical Research: Utilized in studies of plant metabolic pathways, enzyme inhibition, and as a standard in analytical chromatography.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers with specific optical or mechanical properties.

Basic Information

Product Name	4-Hydroxycinnamic Acid
CAS No.	4501-31-9
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	p-Coumaric Acid; (E)-3-(4-Hydroxyphenyl)acrylic Acid; 4-Coumaric Acid; trans-4-Hydroxycinnamic Acid; Benzenepropanoic acid, 4-hydroxy-; HCA; PHCA; 3-(4-Hydroxyphenyl)-2-propenoic Acid
EINECS	224-815-7

Quality Control

Our 4-Hydroxycinnamic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR for identification, and residual solvent analysis, to ensure it meets precise specifications. Certificates of Analysis (COA) documenting all test results are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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 incompatible materials such as strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	210°C - 215°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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