Description

Caffeic Acid CAS NO 331-89-5 is a naturally occurring hydroxycinnamic acid derivative, recognized for its potent antioxidant and anti-inflammatory properties. This versatile organic compound serves as a crucial intermediate in the synthesis of more complex bioactive molecules and as a functional ingredient in advanced formulations. It is essential for manufacturers and R&D teams in the pharmaceutical, nutraceutical, cosmetic, and food industries seeking high-purity bioactive components.

Application

• Pharmaceutical Intermediates: Key starting material for the synthesis of various drugs and active pharmaceutical ingredients (APIs) targeting inflammation and oxidative stress.
• Dietary Supplements & Nutraceuticals: Incorporated into formulations for its well-documented antioxidant benefits and potential health-promoting effects.
• Cosmetic & Personal Care: Used in anti-aging serums, creams, and lotions as a natural stabilizer and active ingredient to protect skin from environmental damage.
• Food & Beverage Preservation: Acts as a natural preservative and antioxidant in food systems to extend shelf life and maintain product quality.
• Biochemical Research: Serves as a standard or reagent in laboratory studies investigating phenolic acid metabolism, enzyme inhibition, and free radical scavenging.
• Agrochemicals: Explored for use in developing plant growth regulators or natural pesticide formulations due to its biological activity.

Basic Information

Product Name	Caffeic Acid
CAS No.	331-89-5
Molecular Formula	C9H8O4
Molecular Weight	180.16 g/mol
Synonyms	3,4-Dihydroxycinnamic Acid; trans-Caffeic Acid; (E)-3-(3,4-Dihydroxyphenyl)acrylic Acid; Caffeic Acid (trans); 3,4-Dihydroxybenzeneacrylic Acid; 3-(3,4-Dihydroxyphenyl)-2-propenoic Acid
EINECS	206-361-2

Quality Control

Our Caffeic Acid is produced and tested under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC purity, residual solvent analysis, and heavy metal screening. Certificates of Analysis (COA) compliant with current industry standards are available for every batch upon request.

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). Due to its sensitivity to oxidation, prolonged exposure to air should be minimized. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	223°C - 227°C
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 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.