4-Chlorophthalic acid

  • CAS:89-20-3
  • purity:99%
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1.What is the 4-Chlorophthalic acid ?

4-Chlorophthalic acid, also known as para-chlorophthalic acid or 4-CPA, is an aromatic organic compound characterized by a phthalic acid core with a chlorine atom attached. This off-white crystalline solid is typically synthesized through a Friedel-Crafts reaction, utilizing chlorine and phthalic acid or phthalic anhydride as the main reactants.

2.What is the CAS number for 4-Chlorophthalic acid ?

The CAS number of 4-Chlorophthalic acid is 89-20-3.

3.What are another words for 4-Chlorophthalic acid ?

Synonyms?for?4-Chlorophthalic acid 89-20-3:Phthalicacid, 4-chloro- (7CI,8CI);4-Chlorophthalic acid;NSC 57755;

4.What is 4-Chlorophthalic acid (89-20-3) used for?

Used in Pharmaceutical Industry:
4-Chlorophthalic acid is used as a dye precursor for the preparation of dyes in pharmaceutical applications. It plays a crucial role in the synthesis of various pharmaceutical dyes, which are essential for coloring and identifying different types of medications.
Used in Textile Industry:
In the textile industry, 4-Chlorophthalic acid is used as a dye precursor for the production of dyes. These dyes are vital for coloring fabrics, enhancing the visual appeal of textiles, and ensuring their durability.
Used in Polymer Industry:
4-Chlorophthalic acid is used as a monomer in the development of certain types of polymers. Its unique chemical structure contributes to the formation of polymers with specific properties, such as improved strength, flexibility, or resistance to environmental factors.
However, it is important to note that 4-Chlorophthalic acid is highly hazardous upon ingestion or inhalation and can cause severe eye and skin irritation. Proper safety measures and handling procedures must be followed to minimize the risks associated with its use.

InChI:InChI=1/C8H5ClO4/c9-4-1-2-5(7(10)11)6(3-4)8(12)13/h1-3H,(H,10,11)(H,12,13)

Relevant articles related to 4-Chlorophthalic acid:

Article

Source

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Hayashi,Furusawa

, (1951)

Preparation method for biphenyltetracarboxylic dianhydride mixture

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Paragraph 0030; 0031, (2016/10/09)

METHOD OF PURIFYING DIANHYDRIDES, THE DIANHYDRIDES FORMED THEREBY, AND POLYETHERIMIDES FORMED THEREFROM

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Page/Page column 39-40, (2009/10/22)

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