(2E,4E)-2,4-Dodecadienal

Basic Information

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CAS Number

21662-16-8

Molecular Formula

C12H20O

Molecular Weight

180.29 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Aldehydes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Boiling Point

130°C 6mm

Flash Point

104 ºC

Refractive Index

1.510

SMILES

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CCCCCCC/C=C/C=C/C=O

InChI

InChI=1S/C12H20O/c1-2-3-4-5-6-7-8-9-10-11-12-13/h8-12H,2-7H2,1H3/b9-8+,11-10+

InChIKey

QKTZBZWNADPFOL-BNFZFUHLSA-N

LogP

3.6582000000000026

Topological Polar Surface Area

17.07 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

157

Synonyms & References

English

(E,E)-2,4-Dodecadien-1-al
(E,E)-2,4-Dodecadienal
2,4-DODECADIEN-1-AL
2,4-DODECADIENAL
2E,4E-Dodecadienal
dodeca-2t,4t-dienal
trans,trans-2,4-Dodecadienal
(2E,4E)-Dodeca-2,4-dienal

MDL Number

MFCD00014678

FAQ

What are the physical and chemical properties of (2E,4E)-2,4-Dodecadienal (CAS: 21662-16-8)?

(2E,4E)-2,4-Dodecadienal is a colorless liquid with a fruity, woody odor. It has a molecular weight of approximately 186.34 g/mol and is poorly soluble in water but soluble in organic solvents. This compound is known for its reactivity with alcohols and amines, making it useful in various chemical reactions.

How is (2E,4E)-2,4-Dodecadienal (CAS: 21662-16-8) typically synthesized?

(2E,4E)-2,4-Dodecadienal can be synthesized via Wittig reaction involving 2,4-dodecadienyltriphenylphosphonium bromide with appropriate alcohols. The reaction is performed under mild conditions with a high yield of up to 90%. Catalysts such as triphenylphosphine are commonly used to improve the selectivity of the product.

What industries use (2E,4E)-2,4-Dodecadienal (CAS: 21662-16-8)?

(2E,4E)-2,4-Dodecadienal is used in the fragrance and flavor industry to impart a fresh, woody note to perfumes and food products. It also finds applications in the textile and polymer industry as a modifier to improve the adhesive properties of resins and in the pharmaceutical industry as a precursor for certain medications.

What precautions should be taken when handling (2E,4E)-2,4-Dodecadienal (CAS: 21662-16-8)?

When handling (2E,4E)-2,4-Dodecadienal, it is important to use personal protective equipment such as gloves, safety glasses, and a lab coat. Ensure the area is well-ventilated and use a fume hood to minimize inhalation exposure. Spills should be cleaned up immediately using appropriate absorbents. Refer to the safety data sheet (SDS) for detailed handling and emergency procedures.