(4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one

Basic Information

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CAS Number

33457-62-4

Molecular Formula

C19H18O

Molecular Weight

262.35 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ketones

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Physical State

Powder

Melting Point

60.5-61 ºC

Boiling Point

442.9°C at 760 mmHg

Flash Point

170.9°C

Solubility

Insuluble (9.4E-3 g/L) (25 ºC),

Refractive Index

1.603

SMILES

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c1ccc(cc1)CCC(=O)/C=C/C=C/c2ccccc2

InChI

InChI=1S/C19H18O/c20-19(16-15-18-11-5-2-6-12-18)14-8-7-13-17-9-3-1-4-10-17/h1-14H,15-16H2/b13-7+,14-8+

InChIKey

OWMJDOUOHDOUFG-FNCQTZNRSA-N

LogP

4.457900000000004

Topological Polar Surface Area

17.07 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

328

Safety Information

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Storage Conditions

-20℃

Synonyms & References

English

Alnusone
(4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one
Alnustone
(4E,6E)-1,7-diphenylhepta-4,6-dien-3-one
1,7-diphenylhepta-4,6-dien-3-one
(E,E)-1,7-diphenyl-4,6-heptadien-3-one
(E,E)-1,7-diphenylhepta-1,3-dien-5-one
1E,3E-1,7-diphenylheptadien-5-one
4,6-Heptadien-3-one,1,7-diphenyl
DAH-3-keto-4,6-dien
trans,trans-1,7-diphenyl-4,6-heptadien-3-one
trans,trans-1,7-diphenylhepta-4,6-dien-3-one
Alnusone,Alnusenone,Glutinone

MDL Number

MFCD00926095

FAQ

What are the physical and chemical properties of (4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one (CAS: 33457-62-4)?

(4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one is a colorless solid with a molecular weight of 246.26 g/mol. It has a melting point of 78-80°C and is soluble in common organic solvents like acetone and dichloromethane. It is known for its high reactivity, especially towards nucleophiles and electrophiles, making it useful in various synthetic transformations.

How is (4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one (CAS: 33457-62-4) typically synthesized?

(4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one can be synthesized via Wittig reaction of a phenylphosphonate with 1,7-diphenyl-1,3-heptadiene. Alternatively, it can be prepared from a Grignard reagent derived from phenylmagnesium bromide and 1,3-heptadiene. The yield and selectivity are generally good, and appropriate solvents and temperatures are crucial for the reaction to proceed smoothly.

What industries use (4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one (CAS: 33457-62-4)?

(4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one is widely used in the pharmaceutical industry for the synthesis of various medicinal compounds. It is also utilized in the polymer industry to modify polymer properties. Its ability to act as a precursor in semiconductor and sensor technology makes it valuable in these sectors as well.

What precautions should be taken when handling (4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one (CAS: 33457-62-4)?

When handling (4E,6E)-1,7-Diphenyl-4,6-heptadien-3-one, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or fume hood to minimize inhalation risks. Spills should be cleaned up with appropriate absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed information on handling and storage.