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Homophthalic Acid | 89-51-0

Cas No :

89-51-0

Form :

Solid

Molecular Weight :

180.16 G/Mol

Molecular Formula :

C9H8O4

Boiling Point :

389 °C

Solubility :

Slightly Soluble In Water

Description :

Overview of Homophthalic Acid

Homophthalic Acid is an aromatic dicarboxylic acid widely used as an intermediate in pharmaceutical, agrochemical, and speciality chemical synthesis. Structurally related to phthalic acid derivatives, it contains an additional methylene group, which gives it distinct reactivity in condensation and cyclisation reactions.

Because of its chemical structure, Homophthalic Acid is commonly used in the preparation of heterocyclic compounds, APIs, and fine chemicals. It is strictly an industrial and laboratory chemical, not intended for food, fragrance, or cosmetic applications.

 

Application of Homophthalic Acid

Pharmaceutical & Chemical Intermediate Applications

Homophthalic Acid is used as an important intermediate in pharmaceutical synthesis, especially in the formation of heterocyclic and bioactive molecules.
It participates in condensation and cyclisation reactions required for API development.
In synthesis pathways, it is often linked with Phthalic Anhydride and Phthalimide for aromatic intermediate production.


Agrochemical & Speciality Chemical Applications

Used in the synthesis of agrochemical intermediates, including herbicide and pesticide-related compounds.
Provides a controlled aromatic backbone and carboxylic functionality.
Often processed alongside derivatives such as N-Methylphthalimide in advanced chemical routes.


 Research & Fine Chemical Applications

Widely used in research laboratories and fine chemical manufacturing.
Suitable for studying aromatic acid chemistry and reaction mechanism development.
Used as a building block in custom synthesis and speciality molecule design.

 

Safety and Handling Guidelines

  • Handle with appropriate personal protective equipment, such as gloves and safety goggles

  • Avoid inhalation of dust and direct contact with skin and eyes

  • Store in a cool, dry, and well-ventilated area

  • Keep containers tightly closed when not in use

  • Not suitable for food, cosmetic, or personal care applications

  • Follow MSDS and industrial safety guidelines

 

Where to Buy Homophthalic Acid?

Homophthalic Acid Manufacturer

Manufactured by speciality chemical and pharmaceutical intermediate producers under controlled conditions to maintain quality and consistency.


Homophthalic Acid Supplier & Distributor

ChemicalBull Pvt. Ltd. supplies Homophthalic Acid to pharmaceutical, agrochemical, and speciality chemical customers in domestic and international markets.

MSDS for Homophthalic Acid

The MSDS includes detailed information on safe handling, storage, and potential hazards and is available on request.

 

Frequently Asked Questions (FAQs)

  1. What is Homophthalic Acid used for?

    It is mainly used as a chemical intermediate in pharmaceutical, agrochemical, and speciality chemical synthesis.

  2. Is Homophthalic Acid used in food or cosmetics?

    No, it is strictly an industrial and laboratory chemical.

  3. How is Homophthalic Acid related to Phthalic derivatives?

    It is structurally related but contains an additional methylene group, giving it different chemical reactivity.

  4. Is Homophthalic Acid hazardous?

    It should be handled carefully, following MSDS and standard industrial safety practices.

  5. Which related products can be interlinked with Homophthalic Acid?

    Phthalic Anhydride, Phthalimide, N-Methylphthalimide, Potassium Phthalimide, and N-Hydroxymethyl Phthalimide.

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