Molekula
4-Hydroxycinnamic Acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
4-Hydroxycinnamic Acid is an organic compound belonging to the family of hydroxycinnamic acids, widely used in pharmaceuticals, food preservation, and cosmetic formulations for its antioxidant and antimicrobial properties. It is also used in analytical chemistry as a reference standard for the chromatographic analysis of phenolic compounds in plant and food extracts. This chemical has a CAS number of 7400-08-0, a molecular formula of C9H8O3, and a molecular weight of 164.16 g/mol. It should be stored at ambient conditions. The product carries a signal word of "Warning" for safety classification. Molekula supplies 4-Hydroxycinnamic Acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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100 g — £77.70 per pack ex VAT · £93.24 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to light yellow powder |
| Melting Point | 210 - 213 °C |
| Heavy metals | ≤ 1.0 |
| Loss on Drying | ≤ 1.0% |
| Residue on Ignition | ≤ 0.2% |
| Arsenic (As) | ≤ 0.5 |
| Assay HPLC | ≥ 98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 211.5 °C |
Source: PubChem CID 637542 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 89992050 |
| CAS Number | 7400-08-0 |
| IUPAC Name | (E)-3-(4-hydroxyphenyl)prop-2-enoic acid |
| EC Number | 231-000-0 |
| Molecular Formula | C9H8O3 |
| Molecular Weight | 164.16 |
| Exact Mass | 164.0473 |
| SMILES | C1=CC(=CC=C1/C=C/C(=O)O)O |
| InChIKey | NGSWKAQJJWESNS-ZZXKWVIFSA-N |
| InChI | InChI=1S/C9H8O3/c10-8-4-1-7(2-5-8)3-6-9(11)12/h1-6,10H,(H,11,12)/b6-3+ |
| PubChem CID | 637542 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2918.29.65.00 |
| Tariff Code | 2918290090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
- P410 Protect from sunlight
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
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
- (E)-p-Coumaric acid
- (E)-p-Hydroxycinnamic acid
- Hydroxycinnamic acid
- Naringeninic acid
- p-coumaric acid
- Para-Coumaric acid
- trans-4-coumaric acid
- trans-p-Coumaric acid
- trans-p-Coumarinic acid
- trans-p-Hydroxycinnamic acid
Frequently asked questions
What is 4-Hydroxycinnamic Acid commonly used for?
4-Hydroxycinnamic Acid is widely used in food and beverage applications as a natural antioxidant, preservative, and flavor enhancer. It is also utilized in pharmaceuticals, cosmetics, and as a building block in organic synthesis.
What is the chemical formula and molecular weight of 4-Hydroxycinnamic Acid?
The chemical formula is C₉H₈O₃, and the molecular weight is 164.16 g/mol.
How should 4-Hydroxycinnamic Acid be stored?
Store in a tightly sealed container at ambient temperature, away from direct sunlight and moisture.
What purity grades of 4-Hydroxycinnamic Acid does Molekula supply?
Molekula supplies pharmaceutical-grade (USP/EP/BP), food-grade (FDA-compliant), and analytical-grade purity levels.
Can Molekula supply 4-Hydroxycinnamic Acid in bulk quantities?
Yes, we offer bulk packaging options (e.g., 1 kg, 5 kg, 25 kg drums) for industrial and commercial applications.
What documentation comes with an order of 4-Hydroxycinnamic Acid?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
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.