4-Hydroxybenzaldehyde

Basic Information

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CAS Number

123-08-0

Molecular Formula

C7H6O2

Molecular Weight

122.12 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

Physical State

Powder

Melting Point

112-116 °C

Boiling Point

191℃/50mmHg

Water Solubility

13 g/L (30 ºC)

Flash Point

174℃

Solubility

13.8g/l

Refractive Index

1.5105 (estimate)

Vapor Pressure

1.13e-04 mmHg

SMILES

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Oc1ccc(C=O)cc1

InChI

InChI=1S/C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H

InChIKey

RGHHSNMVTDWUBI-UHFFFAOYSA-N

LogP

1.2047

pKa

7.61(at 25℃)

Topological Polar Surface Area

37.3 Å²

Hydrogen Bond Donor/Acceptor

1 / 2

Complexity

93.1

Safety Information

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Hazard Statement

H303 May be harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Storage Conditions

2-8℃

Sensitiveness

Air Sensitive

Synonyms & References

English

4-Hydroxybenzaldehyde
4-FORMYLPHENOL
(4-HYDROXYPHENYL)METHANAL
AKOS B004220
FEMA 3984
PARA HYDROXY BENZALDEHYDE
PHB
P-HYDROXYBENZALDEHYDE
4-hydroxy-benzaldehyd
4-hydroxybenzaldehyde,p-formylphenol,4-formylphenol
4-Hydroxybenzenecarbonal
Benzaldehyde, p-hydroxy-
benzaldehyde,-hydroxy-
p-Formylphenol
p-hydroxy-benzaldehyd
p-Hydroxybenzaldlehyde
p-Oxybenzaldehyde
USAF m-6
P-Hydroxybenzaldehyde (PHBA)
HYDROXYBENZALDEHYDE, 4-(RG)
PHBA
EPP-175
[ "p-Formylphenol" ]
PARA-FORMYLPHENOL
Benzaldehyde, 4-hydroxy-
Parahydroxybenzaldehyde
4-HYDROXY-BENZALDEHYDE
4-Hydroxy benzaldehyde
p-Hydroxy-benzaldehyde
Para-Hydroxybenzaldehyde
PARA-HYDROXY BENZALDEHYDE

MDL Number

MFCD00006939

Customs Code

2912210000

FAQ

What is 4-Hydroxybenzaldehyde (CAS: 123-08-0)?

4-Hydroxybenzaldehyde is an aromatic organic compound with the chemical formula C7H6O2. It contains a hydroxyl group and an aldehyde group attached to a benzene ring. This compound is known for its mild aromatic properties and is commonly used as a precursor in organic synthesis. Its CAS number is 123-08-0, and it is also referred to as para-hydroxybenzaldehyde. It is a white solid with a faintly sweet odor and is soluble in organic solvents.

What are the main uses of 4-Hydroxybenzaldehyde (CAS: 123-08-0)?

4-Hydroxybenzaldehyde is widely used in pharmaceuticals as an intermediate for drug synthesis. It also finds applications in the fragrance industry due to its aromatic properties. In research, it is used for the development of new materials and compounds. Additionally, it serves as a building block in the production of dyes and other industrial chemicals. Its CAS number, 123-08-0, makes it a key component in various chemical processes.

Is 4-Hydroxybenzaldehyde (CAS: 123-08-0) safe?

4-Hydroxybenzaldehyde is considered safe when handled properly. It has low toxicity but may cause skin and eye irritation. Protective measures such as gloves and goggles are recommended during handling. It is not classified as a carcinogen and is generally recognized as safe in controlled environments. Safety standards ensure its use is limited to industrial and research settings with appropriate precautions.

How should 4-Hydroxybenzaldehyde (CAS: 123-08-0) be stored?

4-Hydroxybenzaldehyde should be stored in a cool, dry, and dark place to maintain stability. It is best kept in a sealed container away from moisture and air. Storage at temperatures below 25°C is recommended to prevent degradation. Avoid exposure to light and ensure proper ventilation. Its CAS number, 123-08-0, is important for identifying storage requirements in chemical databases.