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Citric acid

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Identification
Molecular formula
C6H8O7
CAS number
77-92-9
IUPAC name
citric acid;1-[2-[4-[1-(4-methoxyphenyl)-2-nitro-2-phenyl-vinyl]phenoxy]ethyl]pyrrolidine
State
State
Citric acid at room temperature exists as a solid, often found in a crystalline or granular powder form which is highly soluble in water and contributes to its widespread use in the food industry.
Melting point (Celsius)
153.00
Melting point (Kelvin)
426.00
Boiling point (Celsius)
310.00
Boiling point (Kelvin)
583.00
General information
Molecular weight
192.12g/mol
Molar mass
192.1240g/mol
Density
1.6650g/cm3
Appearence
Citric acid is a weak organic acid that appears as a colorless crystalline solid. It is typically found in a white, granular form. It is commonly available as a powder and can be quite tart in taste, making it a popular additive in foods and beverages to impart a sour flavor.
Comment on solubility

Solubility of Citric Acid 1-[2-[4-[1-(4-Methoxyphenyl)-2-nitro-2-phenyl-vinyl]phenoxy]ethyl]pyrrolidine

This intriguing compound exhibits interesting solubility characteristics, which can be largely attributed to its functional groups and molecular structure.

1. General Solubility

Citric acid is known for its high solubility in water due to its ability to form hydrogen bonds. The presence of hydroxyl groups enhances this property significantly. In contrast, the complex structure of the compound 1-[2-[4-[1-(4-methoxyphenyl)-2-nitro-2-phenyl-vinyl]phenoxy]ethyl]pyrrolidine may lead to varied solubility depending on the environment and the solvent used.

2. Factors Influencing Solubility

The solubility of this compound can be influenced by:

  • Polarity: The polar parts of the molecule enhance solubility in polar solvents like water.
  • Hydrophobic Interactions: Regions of the molecule that are hydrophobic can impede solubility in water but may dissolve well in organic solvents.
  • pH Levels: As a weak organic acid, citric acid’s solubility can increase with higher pH levels, whereas other parts of the compound may behave differently depending on their functional groups.

3. Practical Implications

Due to these factors, one might observe:

  • High solubility in aqueous solutions, particularly at elevated temperatures.
  • Potential for improved solubility when combined with co-solvents or surfactants.
  • Variability in solubility when transitioning from one solvent to another.

To summarize, while citric acid enhances overall solubility, the unique structure of 1-[2-[4-[1-(4-methoxyphenyl)-2-nitro-2-phenyl-vinyl]phenoxy]ethyl]pyrrolidine may lead to distinct solubility behaviors that are worth investigating further.

Interesting facts

Interesting Facts About Citric Acid

Citric acid, well-known for its role in many biological and industrial processes, is a fascinating compound with a variety of applications. Here are some engaging facts that highlight its importance:

  • Biological Significance: Citric acid is a key intermediate in the citric acid cycle, also known as the Krebs cycle, which is essential for cellular respiration in living organisms. It plays a crucial role in energy production.
  • Food Industry: As a natural preservative, citric acid is widely used in the food and beverage industry. It not only enhances flavor by providing a sour taste but also helps to prevent spoilage.
  • Cosmetic Uses: Citric acid is commonly included in skincare products due to its exfoliating properties. It helps in adjusting the pH of cosmetic formulations and acts as an antioxidant.
  • Cleaning Agent: With its natural chelating abilities, citric acid is often used in household cleaners. It effectively removes scale, rust, and mineral deposits.
  • Green Chemistry: It's often cited as an example of a compound that embodies principles of green chemistry, as it can be produced through fermentation processes, making it a more sustainable option compared to synthetic alternatives.

In summary, citric acid is not just an ordinary compound; its versatility extends from our kitchens to our cosmetic shelves. As an organic acid that emerges from nature, it showcases how chemistry and biology intertwine to enhance our lives.

Synonyms
NITROMIFENE CITRATE
CI-628 citrate
NSC-110407
CN 55945-27
5863-35-4
2-Hydroxypropane-1,2,3-tricarboxylic acid;1-[2-[4-[1-(4-methoxyphenyl)-2-nitro-2-phenylethenyl]phenoxy]ethyl]pyrrolidine
TN5UQ266RA
CHEMBL4594232
1-(2-(P-(.ALPHA.-(P-METHOXYPHENYL)-.BETA.-NITROSTYRYL)PHENOXY)ETHYL)PYRROLIDINE CITRATE (1:1)
FAA86335
Pyrrolidine, 1-(2-(4-(1-(4-methoxyphenyl)-2-nitro-2-phenylethenyl)phenoxy)ethyl)-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1)
Q27290035