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Terephthalic acid

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Identification
Molecular formula
C8H6O4
CAS number
100-21-0
IUPAC name
(4S,7aR,12bS)-9-methoxy-3-methyl-1,2,4,4a,5,6,7a,8a,9,10,11,11a,12a,13-tetradecahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one;terephthalic acid
State
State

At room temperature, terephthalic acid is in a solid state. It is stable under normal conditions and does not evaporate easily.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
166.13g/mol
Molar mass
166.1300g/mol
Density
1.5224g/cm3
Appearence

Terephthalic acid appears as a white crystalline powder. It is often used in industrial settings and can form fine particles that are dust-like in appearance.

Comment on solubility

Solubility of (4S,7aR,12bS)-9-methoxy-3-methyl-1,2,4,4a,5,6,7a,8a,9,10,11,11a,12a,13-tetradecahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one; terephthalic acid

The solubility of complex compounds such as (4S,7aR,12bS)-9-methoxy-3-methyl-1,2,4,4a,5,6,7a,8a,9,10,11,11a,12a,13-tetradecahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one in combination with terephthalic acid can be influenced by various factors, making it an intriguing subject for study. Here are some key points regarding their solubility:

  • Polarity: The presence of functional groups in the structure can affect the polarity of the compound.
  • Interactions: Hydrogen bonding may facilitate solubility in polar solvents, while hydrophobic regions may lead to lower solubility in aqueous solutions.
  • Temperature: Solubility often increases with temperature; hence, assessing solubility at different temperatures is crucial.
  • pH Dependency: The solubility of some compounds can vary significantly with changes in pH, especially for acidic or basic functional groups.

Overall, while exact solubility values for this specific compound may require experimental determination, understanding these factors can help predict and enhance its solubility in various solvents. In essence, the intricate balance of molecular interactions plays a pivotal role in the solubility profiles of such complex compounds.

Interesting facts

Interesting Facts about the Compound

The compound known as (4S,7aR,12bS)-9-methoxy-3-methyl-1,2,4,4a,5,6,7a,8a,9,10,11,11a,12a,13-tetradecahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one; terephthalic acid is a fascinating example of complex organic molecules that combine structural intricacy with potential functional applications. Here are some intriguing aspects:

  • Synthetic Pathways: The synthesis of such complex compounds often involves multi-step synthetic pathways, showcasing the ingenuity of organic chemistry.
  • Versatility in Applications: The presence of both isoquinoline and benzenoid systems suggests potential applications in pharmaceuticals, especially in drug design where such structures often exhibit bioactive properties.
  • Natural Occurrence: Compounds resembling this structure can be found in various natural products, indicating a rich biodiversity and the potential for discovering new drugs from plant sources.
  • Chemical Behavior: The functional groups, like the methoxy and methyl groups, can modify the reactivity and interaction of the compound with biological substrates, which is crucial in medicinal chemistry.
  • Environmental Relevance: Terephthalic acid, as part of the compound, underscores the relevance of sustainable chemistry practices; it is a precursor for biodegradable polymers.

Moreover, the stereochemistry indicated by terms like (4S,7aR,12bS) is vital in determining the compound's properties and interactions. For instance, slight differences in stereochemistry can lead to significant variances in biological activity. As chemists continue to explore the applications of such intricate structures, exciting discoveries and innovations in various fields await.

In the words of renowned chemist Linus Pauling, "The best way to have a good idea is to have lots of ideas." This compound exemplifies the breadth of creativity that organic chemists embrace as they work to unravel the complexities of molecular design.