2,4-Dodecadienal
2,4-Dodecadienal (CAS: 21662-16-8) is an unsaturated aldehyde with the molecular formula C12H20O and a molecular weight of 180.29 g/mol. This compound serves as a versatile building block in organic synthesis. It is commonly utilised in the preparation of more complex organic molecules and fine chemicals. Tech Serve Solutions offers this chemical for research and development purposes, adhering to high standards of quality and purity.
- Synonyms
- C12H20O

Organic Synthesis Intermediate
2,4-Dodecadienal functions as a key intermediate in multi-step organic synthesis pathways. Its reactive aldehyde group and conjugated diene system allow for various chemical transformations.
Fine Chemical Production
It is employed in the synthesis of specialized fine chemicals. The compound's structure makes it suitable for creating diverse molecular architectures.
Research and Development
This chemical is valuable in academic and industrial research labs for exploring new synthetic methodologies and creating novel compounds.
| Molecular weight | 180.29 |
|---|---|
| Empirical formula | C12H20O |
| Assay | ≥90% (GC) |
| Grade | technical |
| Density | 0.865 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.510 |

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 |
|---|---|
| Flash point | 103 °C / 217.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| 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 2,4-Dodecadienal used for?
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2,4-Dodecadienal is primarily used as an intermediate in organic synthesis and in the production of fine chemicals. It is also valuable for research and development purposes.
What is the CAS number and formula for 2,4-Dodecadienal?
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The CAS number is 21662-16-8 and the molecular formula is C12H20O.
What grade and purity does Tech Serve Solutions supply for 2,4-Dodecadienal?
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Tech Serve Solutions supplies 2,4-Dodecadienal with a technical grade and an assay of ≥90% (GC). We do not represent this product as USP, BP, or EP grade.
How should 2,4-Dodecadienal be handled safely?
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2,4-Dodecadienal is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation.
Is 2,4-Dodecadienal a controlled substance?
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The provided data does not indicate that 2,4-Dodecadienal is a controlled substance.
How is 2,4-Dodecadienal packed, shipped, and exported by TSS?
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Tech Serve Solutions securely packs and prepares 2,4-Dodecadienal for global export, adhering to all relevant shipping regulations for chemicals.
How can I request a quote or sample of 2,4-Dodecadienal?
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To request a quote or sample of 2,4-Dodecadienal, please contact the Tech Serve Solutions sales team through our website or direct contact details.
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