(4-Methylphenyl)acetaldehyde

Basic Information

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CAS Number

104-09-6

Molecular Formula

C9H10O

Molecular Weight

134.18 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Aldehydes

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

40°C

Boiling Point

221.5°C (estimate)

Refractive Index

1.5255 (estimate)

SMILES

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Cc1ccc(CC=O)cc1

InChI

InChI=1S/C9H10O/c1-8-2-4-9(5-3-8)6-7-10/h2-5,7H,6H2,1H3

InChIKey

CIXAYNMKFFQEFU-UHFFFAOYSA-N

LogP

1.73642

Topological Polar Surface Area

17.07 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

101

Synonyms & References

English

Benzeneacetaldehyde,4-methyl-
(4-Methylphenyl)acetaldehyde
2-(4-methylphenyl)acetaldehyde
4-tolyacetaldehyde
4-TOLYLACETALDEHYDE
P-METHYLPHENYLACETALDEHYDE
2-p-tolylethanal
4-Methylbenzeneacetaldehyde
Acetaldehyde,p-tolyl
BENZENEACETALDEHYDE,4-METHYL
FEMA No. 3071
p-Tolylacetaldehyde
FEMA 3071
Tolylacetaldehyd
p-Tolylacetaldehyd
p-Toly-acetoaldehyde
2-P-TOLYLACETALDEHYDE
PARA-TOLUACETALDEHYDE
PARA-TOLYLACETALDEHYDE

MDL Number

MFCD00047658

Customs Code

2912299000

FAQ

What are the physical and chemical properties of (4-Methylphenyl)acetaldehyde (CAS: 104-09-6)?

(4-Methylphenyl)acetaldehyde (CAS: 104-09-6) is a colorless liquid with a melting point of -34.5°C, boiling point of 80.6°C, and a molecular weight of 128.18 g/mol. It has a pungent, fruity odor and is moderately soluble in water. It is highly reactive, particularly towards nucleophiles and reducing agents.

How is (4-Methylphenyl)acetaldehyde (CAS: 104-09-6) typically synthesized?

(4-Methylphenyl)acetaldehyde can be synthesized by the reaction of m-tolualdehyde with sodium bisulfite in the presence of a strong acid catalyst. The reaction is selective and yields (4-Methylphenyl)acetaldehyde with good efficiency, making it a common method for industrial production.

What industries use (4-Methylphenyl)acetaldehyde (CAS: 104-09-6)?

(4-Methylphenyl)acetaldehyde (CAS: 104-09-6) is primarily used in the pharmaceutical industry for the synthesis of various drugs, as well as in the polymer industry for the production of certain polymers. It also finds use in the production of fragrances, dyes, and as a reagent in analytical chemistry.

What precautions should be taken when handling (4-Methylphenyl)acetaldehyde (CAS: 104-09-6)?

Handling (4-Methylphenyl)acetaldehyde (CAS: 104-09-6) requires the use of personal protective equipment (PPE) such as safety goggles, gloves, and appropriate lab coats. Work should be performed in a well-ventilated area or a fume hood. Spills should be handled with caution and neutralized using an appropriate reagent. Always consult the Safety Data Sheet (SDS) for detailed safety information.