Description

trans-Caffeic Acid CAS NO 501-16-6 is a naturally occurring phenolic compound and a key hydroxycinnamic acid derivative. It is valued for its potent antioxidant and anti-inflammatory properties, making it a significant bioactive ingredient. This high-purity compound is essential for manufacturers and researchers in the pharmaceutical, nutraceutical, and cosmetic industries seeking reliable, high-quality raw materials for product development and synthesis.

Application

• Pharmaceutical Intermediates: Serves as a key starting material or intermediate in the synthesis of more complex drug molecules and active pharmaceutical ingredients (APIs).
• Dietary Supplements & Nutraceuticals: Incorporated into formulations for its well-documented antioxidant benefits and potential to support cardiovascular and metabolic health.
• Cosmetic & Skincare Actives: Used in anti-aging, brightening, and protective skincare products due to its ability to neutralize free radicals and reduce inflammation.
• Biochemical & Life Science Research: Employed as a standard or reagent in studies focusing on oxidative stress, inflammation pathways, and natural product chemistry.
• Food & Beverage Preservation: Explored as a natural preservative to enhance shelf-life and maintain product quality by inhibiting oxidation.

Basic Information

Product Name	trans-Caffeic Acid
CAS No.	501-16-6
Molecular Formula	C9H8O4
Molecular Weight	180.16 g/mol
Synonyms	3,4-Dihydroxycinnamic Acid; Caffeic Acid; (E)-3-(3,4-Dihydroxyphenyl)acrylic Acid; trans-3,4-Dihydroxycinnamic Acid; (E)-Caffeic Acid; 3,4-Dihydroxybenzeneacrylic Acid; Caffeic Acid (trans-); 3-(3,4-Dihydroxyphenyl)-2-propenoic Acid
EINECS	207-906-6

Quality Control

Our trans-Caffeic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR spectroscopy, to ensure it meets stringent specifications. Certificates of Analysis (COA) documenting all test results are provided with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its nature as an easily oxidized compound, prolonged exposure to air should be minimized. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
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.