Acetic Anhydride (CAS 108-24-7)

High-Purity Acetic Anhydride Supplier for Industrial & Pharmaceutical Applications

Product Overview

Acetic Anhydride is a colorless, transparent liquid with a strong, pungent odor. It is a highly reactive organic compound widely used as an acetylating agent in chemical synthesis. With excellent reactivity and versatility, it plays a critical role in the production of pharmaceuticals, cellulose derivatives, and fine chemicals.

Due to its hygroscopic nature, acetic anhydride reacts readily with water to form acetic acid, making controlled storage and handling essential.

Key Product Information

Parameter Specification
Chemical Name Acetic Anhydride
CAS Number 108-24-7
Molecular Formula C₄H₆O₃
Molecular Weight 102.09 g/mol
Appearance Colorless transparent liquid
Purity ≥99.0%
Boiling Point 139.8°C
Melting Point -73°C
Density 1.08 g/cm³
HS Code 29152400

Key Features

  • High purity and stable chemical performance
  • Strong acetylation capability
  • Widely used in organic synthesis and industrial processing
  • Compatible with large-scale manufacturing
  • Reliable quality for pharmaceutical and chemical industries

Applications

1. Pharmaceutical Industry

  • Intermediate in the production of active pharmaceutical ingredients (APIs)
  • Widely used in aspirin and other acetylated drug synthesis

2. Chemical Manufacturing

  • Acetylation agent in organic synthesis
  • Production of acetic acid derivatives and specialty chemicals

3. Cellulose & Polymer Industry

  • Manufacturing of cellulose acetate (for fibers, films, plastics)
  • Used in coatings and thermoplastics

4. Agrochemical Industry

  • Intermediate in pesticide and herbicide production

5. Dye & Fragrance Industry

  • Used in the synthesis of dyes, pigments, and aromatic compounds

Packaging & Storage

Packaging Options:

  • 200kg steel drums
  • 1000kg IBC tanks
  • ISO tank containers

Storage Conditions:

  • Store in a cool, dry, well-ventilated area
  • Keep tightly sealed to avoid moisture absorption
  • Keep away from water, alcohols, and strong oxidizers
  • Use corrosion-resistant containers

Transportation

  • UN Number: UN1715
  • Hazard Class: 8 (Corrosive)
  • Packing Group: II

Acetic Anhydride is classified as a hazardous chemical and must be handled and transported in accordance with international safety regulations.

Frequently Asked Questions (FAQs)

1. What is acetic anhydride mainly used for?

It is primarily used as an acetylating agent in pharmaceuticals, chemical synthesis, and cellulose acetate production.

2. What happens when acetic anhydride reacts with water?

It hydrolyzes rapidly to form acetic acid, releasing heat.

3. Is acetic anhydride hazardous?

Yes, it is corrosive and can cause severe irritation. Proper protective equipment is required during handling.

4. Can it be used in pharmaceutical production?

Yes, it is widely used as a key intermediate in the synthesis of various pharmaceutical compounds.

5. What is the typical purity available?

Industrial-grade acetic anhydride is typically ≥99.0% purity.

6. How should it be stored?

It should be stored in tightly sealed containers, away from moisture and incompatible substances.

Why Choose Us

  • Consistent quality with strict quality control
  • Competitive pricing and flexible supply capacity
  • Professional export experience and documentation support
  • Fast response and reliable customer service

Contact Us

For quotations, technical data sheets (TDS), samples, or further details:

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