4-Aminobenzoic acid

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Identification

Molecular formula
C7H7NO2
CAS Number
150-13-0
IUPAC Name
4-aminobenzoic acid
Molecular Weight
137.14g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.3740g/cm3
Synonyms
4-aminobenzoic acid
Interesting facts

Interesting Facts about 4-Aminobenzoic Acid

4-Aminobenzoic acid, commonly known as PABA, is a fascinating organic compound with a variety of important applications. Here are some noteworthy aspects of this compound:

  • Structure and Function: PABA is an aromatic amine and carboxylic acid. Its structure allows it to be a key component in the synthesis of folic acid, which is essential for bacterial growth and human health.
  • Biological Role: While PABA is not considered an essential nutrient for humans, it is involved in the synthesis of folate, another vital B-vitamin. In fact, "PABA is a building block for folic acid," emphasizing its role in human nutrition.
  • UV Protection: One of the most interesting uses of 4-aminobenzoic acid is in sunscreens. It acts as a UV filter, helping to protect the skin from the harmful effects of ultraviolet rays.
  • Medicinal Applications: PABA has been utilized in various medical treatments; it is known to have potential benefits in treating certain skin conditions, such as scleroderma and vitiligo.
  • Industrial Usage: Beyond its biological significance, PABA is also used in dye manufacturing and as a preservative in certain cosmetic products. Its versatility highlights its importance across different sectors.

In summary, 4-aminobenzoic acid is not merely a compound of interest for chemists, but it also plays significant roles in biology, medicine, and industry. Its multifaceted applications and essential role in folate synthesis make it a compound worth studying further.

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