Organic Chemicals

5-Sulfoisophthalic acid

  • CAS:22326-31-4
  • purity:99%
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What is the 5-Sulfoisophthalic acid ?

5-Sulfoisophthalic acid is , while it's Molecular Formula is C8H6 O7 S. Used in Polymer Synthesis:
5-Sulfoisophthalic acid is used as a building block for the synthesis of various polymers, particularly sulfonated polyesters. Its strong acidic properties and sulfonic acid group contribute to the formation of polymers with unique properties, such as enhanced solubility and reactivity.
Used as a Catalyst in Organic Synthesis:
5-Sulfoisophthalic acid is used as a catalyst in the synthesis of various organic compounds. Its strong acidity facilitates the acceleration of certain chemical reactions, making it a valuable component in the production of a wide range of organic compounds.
Used in the Production of Polyethylene Terephthalate (PET) and Other Polyester Polymers:
5-Sulfoisophthalic acid is used as a stabilizer in the production of polyethylene terephthalate (PET) and other polyester polymers. Its strong acidic properties help to improve the stability and performance of these polymers, making them suitable for various applications, such as packaging materials and textiles.

What is the CAS number for 5-Sulfoisophthalic acid ?

The CAS number of 5-Sulfoisophthalic acid is 22326-31-4.

More information of 5-Sulfoisophthalic acid 22326-31-4 are:

Synonyms

Isophthalicacid, 5-sulfo- (6CI,7CI,8CI); 3,5-Dicarboxybenzenesulfonic acid;5-Sulfo-1,3-benzenedicarboxylic acid; 5-Sulfoisophthalic acid; Sulfoisophthalicacid

CAS?Number

22326-31-4

Molecular Formula

C8H6 O7 S

Molecular Weight

246.197

Density

1.793g/cm3

Melting Point

258 °C

Boiling Point

°Cat760mmHg

Flash Point

°C

HS CODE

2917399090

PSA

137.35000

LogP

1.41050

Pka

-1.37±0.30(Predicted)

What is 5-Sulfoisophthalic acid (22326-31-4) used for?

5-Sulfoisophthalic acid, also known as 5-sulfonatoisophthalic acid, is a chemical compound with the molecular formula C8H6O7S. It is a derivative of isophthalic acid that contains a sulfonic acid group. 5-Sulfoisophthalic acid is characterized by its strong acidic properties, which make it a versatile building block for the synthesis of various polymers and a catalyst in organic compound synthesis.

InChI:InChI=1/C8H6O7S/c9-7(10)4-1-5(8(11)12)3-6(2-4)16(13,14)15/h1-3H,(H,9,10)(H,11,12)(H,13,14,15)

Articles related to 5-Sulfoisophthalic acid:

Article

Source

SALTS OF 5-SULFOISOPHTHALIC ACID AND METHOD OF MAKING SAME

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Paragraph 0049, (2013/03/26)

DIAMINIUM BIS-3,5-DICARBOXYBENZENSULFONATE AND TRI-DIAMINIUM BIS-3,5-DICARBOXYBENZENSULFONATE AND METHODS FOR PRODUCING SAME

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Page/Page column 4; 5, (2009/07/03)

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