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Molekula

Molekula

Caffeic acid

SKU 90027728 CAS 331-39-5 (HO)2C6H3CH=CHCO2H MW 180.16 Made to order

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch

Caffeic acid is a natural phenolic compound found in plants, widely used as an antioxidant, UV filter, and raw material in pharmaceuticals, cosmetics, and food supplements for its anti-inflammatory and antimicrobial properties. It appears as a white to light yellow crystalline powder with a CAS number of 331-39-5 and molecular formula (HO)2C6H3CH=CHCO2H, weighing 180.16 g/mol. Store at ambient conditions; it carries a signal word of *Warning* for handling. Molekula supplies caffeic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Overview

Caffeic acid is a natural phenolic compound found in plants, widely used as an antioxidant, UV filter, and raw material in pharmaceuticals, cosmetics, and food supplements for its anti-inflammatory and antimicrobial properties. It appears as a white to light yellow crystalline powder with a CAS number of 331-39-5 and molecular formula (HO)2C6H3CH=CHCO2H, weighing 180.16 g/mol. Store at ambient conditions; it carries a signal word of *Warning* for handling. Molekula supplies caffeic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

Property Value
Appearance Yellow powder
Identification Conforms to reference

Storage & handling

Property Value
Storage Temperature Ambient
Acidity Neutral

Identification

Property Value
SKU 90027728
CAS Number 331-39-5
Molecular Formula (HO)2C6H3CH=CHCO2H
Molecular Weight 180.16
SMILES C1=CC(=C(C=C1/C=C/C(=O)O)O)O
REACH Code Y110
HTS Code 29182965
Tariff Code 2918290090

Safety & GHS

Warning
  • GHS pictogram — Health Hazard Health Hazard GHS07
  • GHS pictogram — Serious Health Hazard Serious Health Hazard GHS08

Hazard statements

  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation
  • H351 Suspected of causing cancer
  • H361 Suspected of damaging fertility or the unborn child

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P263 Avoid contact during pregnancy/while nursing
  • P264 Wash thoroughly after handling
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P302+352 IF ON SKIN: Wash with soap and water
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is caffeic acid commonly used for?

Caffeic acid is primarily used as an antioxidant, UV filter, and intermediate in pharmaceuticals, cosmetics, and food preservatives. It’s also studied for its potential anti-inflammatory and antimicrobial properties.

What is the chemical formula and molecular weight of caffeic acid?

The formula is **(HO)₂C₆H₃CH=CHCO₂H**, and the molecular weight is **180.16 g/mol**.

How should caffeic acid be stored?

Store at **ambient temperature** in a cool, dry place, away from direct sunlight and moisture. Ensure containers are tightly sealed.

What purity grades of caffeic acid does Molekula supply?

Molekula supplies **pharmaceutical-grade (98%+ purity)** and **analytical-grade (99%+ purity)** caffeic acid. Let us know your specific application for exact specifications.

Can Molekula supply caffeic acid in bulk quantities?

Yes, we offer **bulk quantities** (from 1 kg to 25 kg+), depending on stock availability. Contact us for custom packaging or large-scale orders.

What documentation is provided with a caffeic acid order?

Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability. Custom certificates (e.g., GMP, ISO) are available upon request.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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