4-Methoxybenzoic Acid (p-Anisic Acid)

A high-purity aromatic carboxylic acid widely used as a research intermediate and specialty chemical in organic synthesis, pharmaceutical research, and polymer chemistry. Its benzene ring with methoxy and carboxylic acid functional groups makes it valuable for pharmaceutical development, dye and fragrance synthesis, and specialty chemical studies.

CAS No: 100-09-4

Formula

C₈H₈O₃

Main Uses

Organic synthesis intermediate, pharmaceutical research compound, dye and fragrance development, and polymer or material science applications.

Appearance

White to off-white crystalline powder.

Handling

Avoid dust formation or direct contact; the primary hazard is mild respiratory and eye irritation from airborne particles.

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Safety Highlights

Supplied for research and specialty chemical applications, this compound should be handled according to SDS guidance and standard laboratory safety practices. Proper storage and controlled handling help maintain chemical stability and reduce exposure risks.

Flammable Liquid

Stable under normal laboratory conditions; combustible organic compound.

Toxic on Contact

Inhalation of dust may cause mild respiratory irritation.

Corrosive Agent

Contact may cause temporary irritation or redness.

Emergency Measures

Use CO₂, dry chemical powder, or foam extinguishers; flush exposed skin or eyes with water if contact occurs.

Proper Storage

Store in airtight containers in a cool, dry, and well-ventilated area.

Regulatory ID

Transport classification may vary; consult SDS documentation.

Environmental Care

: Prevent release into drains or soil; dispose of chemical waste responsibly.

PPE Required

● Chemical-resistant gloves (Nitrile) ● Safety goggles or protective eyewear ● Standard laboratory protective clothing (Lab coat) ● Approved dust mask or respirator when handling powder

Frequently Asked Questions

This FAQ section provides clear answers to the most common questions about 4-Methoxybenzoic Acid, helping researchers, lab personnel, and buyers handle, store, and use the compound safely.

What is this compound mainly used for?

: It is commonly used as an intermediate in organic synthesis, including pharmaceutical development, dye and fragrance production, and polymer or material research.

Does inhalation pose a risk during laboratory handling?

Fine powder particles may cause mild respiratory irritation, so handling in a well-ventilated area or laboratory fume hood is recommended.

What should be done if the compound contacts skin?

Wash the affected area thoroughly with soap and water and seek medical attention if irritation persists.

How should the compound be stored?

Store in airtight containers in a cool, dry, and ventilated environment, away from incompatible chemicals.

Does this compound have environmental concerns?

Chemical waste should be disposed of according to laboratory and environmental regulations, and the compound should not be released into drains or soil.

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