Molekula
4-Dimethylaminocinnamaldehyde
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
4-Dimethylaminocinnamaldehyde is an organic aldehyde widely used as a reagent in biochemical assays, particularly as a chromogenic reagent for detecting indoles (as in the bacterial indole spot test), proanthocyanidins and flavanols, and primary aromatic amines. It appears as a yellow to orange crystalline solid with a strong aromatic odor. CAS 6203-18-5, molecular formula (CH3)2NC6H4CH=CHCHO, molecular weight 175.23 g/mol. Store at -15 to -20°C in a cool, dry place, away from light and moisture. Signal word: Warning.
Molekula supplies 4-Dimethylaminocinnamaldehyde at 98.0% min purity in 5 g packs, from £54.12 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 8 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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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5 g — £45.10 per pack ex VAT · £54.12 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 | orange powder |
| Water | 0.5% max |
| Assay | 98.0% min |
| Sulphated Ash | 0.5% max |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 21032644 |
| CAS Number | 6203-18-5 |
| IUPAC Name | (E)-3-[4-(dimethylamino)phenyl]prop-2-enal |
| EC Number | 228-267-0 |
| Molecular Formula | C11H13NO |
| Molecular Weight | 175.23 |
| Exact Mass | 175.0997 |
| SMILES | CN(C)C1=CC=C(C=C1)/C=C/C=O |
| InChIKey | RUKJCCIJLIMGEP-ONEGZZNKSA-N |
| InChI | InChI=1S/C11H13NO/c1-12(2)11-7-5-10(6-8-11)4-3-9-13/h3-9H,1-2H3/b4-3+ |
| PubChem CID | 5284506 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2922.39.2500 |
| Tariff Code | 2922390090 |
Safety & GHS
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+P352 IF ON SKIN: Wash with soap and water
- P304+P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+P351+P338 IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 2-Propenal, 3-(4-(dimethylamino)phenyl)-
- 2-Propenal, 3-(4-(dimethylamino)phenyl)-, (2E)-
- 2-Propenal, 3-(4-(dimethylamino)phenyl)-, (E)-
- 3-(4-(Dimethylamino)phenyl)-2-propenal
- 3-(4-(Dimethylamino)phenyl)acrylaldehyde
- 4-DACA
- Cinnamaldehyde, p-(dimethylamino)-, (E)-
- p-Dimethylaminocinnamaldehyde
- trans-4-(N,N-dimethylamino)cinnamaldehyde
- trans-p-(Dimethylamino)cinnamaldehyde
Frequently asked questions
What is 4-Dimethylaminocinnamaldehyde (DMACA) commonly used for?
4-Dimethylaminocinnamaldehyde is primarily used as a reagent for detecting indoles (for example in the bacterial indole spot test) and proanthocyanidins/flavanols, and as a chromogenic agent in biochemical assays.
What is the chemical formula and molecular weight of 4-Dimethylaminocinnamaldehyde?
The chemical formula is (CH₃)₂NC₆H₄CH=CHCHO, and the molecular weight is 175.23 g/mol.
How should 4-Dimethylaminocinnamaldehyde be stored?
Store at -15 to -20°C to maintain stability and prevent degradation.
What purity grades are available for 4-Dimethylaminocinnamaldehyde?
Molekula supplies 4-Dimethylaminocinnamaldehyde with an assay of 98.0% min.
Can Molekula supply 4-Dimethylaminocinnamaldehyde in bulk quantities?
Yes, we offer bulk packaging options for 4-Dimethylaminocinnamaldehyde—please contact us for availability and pricing.
What documentation is provided with an order of 4-Dimethylaminocinnamaldehyde?
Each order includes a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and batch-specific documentation for traceability.
Where can I buy 4-Dimethylaminocinnamaldehyde?
Directly from Molekula, which lists 4-Dimethylaminocinnamaldehyde in 5 g packs from £54.12 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is 4-Dimethylaminocinnamaldehyde dangerous goods for shipping?
Yes. 4-Dimethylaminocinnamaldehyde ships as dangerous goods: UN3077, class 9, packing group III.
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.