4-(Dimethylamino)cinnamaldehyde
4-(Dimethylamino)cinnamaldehyde (CAS 6203-18-5) is an organic compound with the linear formula (CH3)2NC6H4CH=CHCHO and a molecular weight of 175.23 g/mol. It belongs to the class of aldehydes and serves as a valuable building block in organic synthesis. This compound is typically used in chemical research and development for the creation of more complex molecules.
- IUPAC
- DMAC,DMACA
- Synonyms
- DMACA4-(Dimethylamino)-3-phenyl-2-propenal

Organic Synthesis Intermediate
Utilised as a versatile building block in the synthesis of various organic compounds. Its reactive aldehyde and dimethylamino groups allow for diverse chemical transformations.
Dye and Pigment Precursor
Can serve as a precursor in the synthesis of specialized dyes and pigments due to its conjugated pi system and amino substituent.
Research and Development
Employed in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities.
| Molecular weight | 175.23 |
|---|---|
| Linear formula | (CH3)2NC6H4CH=CHCHO |
| Assay | ≥98% (HPLC) |
| Solubility | chloroform/ethanol (1:1): soluble50 mg/mL |
| Storage temperature | −20°C |
| Melting point | 138-140 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi138-141 °C |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-(Dimethylamino)cinnamaldehyde used for?
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4-(Dimethylamino)cinnamaldehyde is primarily used as a building block in organic synthesis, a precursor for dyes and pigments, and in general chemical research and development.
What is the CAS number and chemical formula for 4-(Dimethylamino)cinnamaldehyde?
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The CAS number is 6203-18-5 and the linear formula is (CH3)2NC6H4CH=CHCHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Dimethylamino)cinnamaldehyde with an assay of ≥98% (HPLC). We do not represent this product as USP, BP, or EP grade.
How should 4-(Dimethylamino)cinnamaldehyde be handled safely?
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Handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet for comprehensive handling information. It is classified as a warning with hazards H315, H319, and H335.
How is 4-(Dimethylamino)cinnamaldehyde packaged and shipped?
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This product is stored at −20°C. Tech Serve Solutions exports fine chemicals globally, adhering to all necessary regulations for safe packaging and shipment.
How can I request a sample or quote for 4-(Dimethylamino)cinnamaldehyde?
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Please contact our sales team through the website or by phone to request a sample or a formal quotation.
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