4-Ethylbenzaldehyde Chemical Properties

Boiling point:

221 °C (lit.)

Density 

0.979 g/mL at 25 °C (lit.)

vapor pressure 

16.67Pa at 25℃

FEMA 

3756 | 4-ETHYLBENZALDEHYDE

refractive index 

n20/D 1.539(lit.)

Flash point:

198 °F

storage temp. 

4°C, stored under nitroge

form 

Liquid

color 

Clear colorless to light yellow

Odor

at 10.00 % in dipropylene glycol. bitter almond sweet anise

Odor Type

fruity

Water Solubility 

Not miscible or difficult to mix in water. Soluble in alcohol.

Sensitive 

Air Sensitive

JECFA Number

865

BRN 

636027

InChIKey

QNGNSVIICDLXHT-UHFFFAOYSA-N

LogP

2.75 at 25℃

CAS DataBase Reference

4748-78-1(CAS DataBase Reference)

NIST Chemistry Reference

Benzaldehyde, 4-ethyl-(4748-78-1)

EPA Substance Registry System

Benzaldehyde, 4-ethyl- (4748-78-1)

Safety Information

Hazard Codes 

Xi,Xn

Risk Statements 

36/37/38-22

Safety Statements 

26-27-28-36/37/39-37/39

WGK Germany 

3

TSCA 

Yes

HazardClass 

IRRITANT

HS Code 

29122990

MSDS

• Language:English Provider:4-Ethylbenzaldehyde
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
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4-Ethylbenzaldehyde Usage And Synthesis

Chemical Properties

CLEAR COLOURLESS TO SLIGHTLY YELLOW LIQUID

Chemical Properties

4-Ethylbenzaldehyde has a sweet, bitter-almond odor

Occurrence

Reported found in roasted turkey, grilled and roasted beef, roasted chicken, cider, black tea, roasted peanuts and cooked trassi

Uses

It is used as a perfuming agent in cosmetics industry. It is also used as a pharmaceutical intermediate.

Uses

4-Ethylbenzaldehyde has been used in the synthesis of 4,4′-diaminotriphenylmethanes under microwave irradiation, which is useful for parallel library syntheses.

Definition

ChEBI: 4-Ethylbenzaldehyde is a carbonyl compound.

Aroma threshold values

Detection: 13 ppb; recognition: 40 ppb

Synthesis Reference(s)

Synthetic Communications, 26, p. 315, 1996 DOI: 10.1080/00397919608003620

General Description

4-Ethylbenzaldehyde is a by-product of disinfection. Kinetic constants (KI) of 4-ethylbenzaldehyde for inhibition of the diphenolase activity of mushroom tyrosinase has been investigated.

4-Ethylbenzaldehyde(4748-78-1)Related Product Information

• 3-(Trifluoromethyl)benzaldehyde
• 2-Nitrobenzaldehyde
• Benzaldehyde
• 4-Hydroxybenzaldehyde
• 3-(METHOXYMETHOXY)BENZALDEHYDE
• p-Tolualdehyde
• Salicylaldehyde
• 4-Dimethylaminobenzaldehyde
• p-Anisaldehyde
• 3-Methoxybenzaldehyde
• 4-CYANOPHENYL 4-N-BUTYLBENZOATE
• 4-N-HEPTYLBENZOYL CHLORIDE
• 2-Ethyl anthraquinone
• 4-CYANOPHENYL 4-HEPTYLBENZOATE
• 4'-CYCLOHEXYLACETOPHENONE
• 4-BROMOBENZHYDROL
• 4-N-HEXYLBENZOYL CHLORIDE
• 4-Ethylbenzoic acid