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Bilirubin

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Identification
Molecular formula
C33H36N4O6
CAS number
635-65-4
IUPAC name
3-[2-[[3-(2-carboxyethyl)-5-[[(2S)-3-ethyl-4-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-2-yl]methylene]-5-[[(2S)-4-ethyl-3-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-pyrrol-3-yl]propanoic acid
State
State

At room temperature, bilirubin is typically a crystalline solid.

Melting point (Celsius)
200.00
Melting point (Kelvin)
473.15
Boiling point (Celsius)
628.00
Boiling point (Kelvin)
901.15
General information
Molecular weight
584.66g/mol
Molar mass
584.6620g/mol
Density
1.4000g/cm3
Appearence

Bilirubin is an orange-yellow compound. It is a degradation product of red blood cells and is found in bile. In its crystalline form, it is typically a reddish-brown or orange solid.

Comment on solubility

Solubility of 3-[2-[[3-(2-carboxyethyl)-5-[[(2S)-3-ethyl-4-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-2-yl]methylene]-5-[[(2S)-4-ethyl-3-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-pyrrol-3-yl]propanoic acid

The solubility of 3-[2-[[3-(2-carboxyethyl)-5-[[(2S)-3-ethyl-4-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-2-yl]methylene]-5-[[(2S)-4-ethyl-3-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-pyrrol-3-yl]propanoic acid can be influenced by various factors, owing to its complex structure. Here are some key points to consider:

  • Polarity: The presence of multiple functional groups, including a carboxylic acid, suggests that the compound is likely to exhibit polar characteristics, which can enhance its solubility in polar solvents such as water.
  • Hydrogen Bonding: The carboxylic acid group may facilitate hydrogen bonding with solvent molecules, further promoting solubility in polar environments.
  • Alkyl Chains: The ethyl and methyl groups contribute hydrophobic properties, which may limit solubility in nonpolar solvents.
  • Concentration Dependence: The solubility may vary with concentration, temperature, and pH levels, making it essential to consider these factors in practical applications.

In summary, while the presence of hydrophilic groups in 3-[2-[[3-(2-carboxyethyl)-5-[[(2S)-3-ethyl-4-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-2-yl]methylene]-5-[[(2S)-4-ethyl-3-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-pyrrol-3-yl]propanoic acid suggests it may be soluble in water and other polar mediums, the overall solubility will depend on the balance between its hydrophilic and hydrophobic characteristics. It's always a good practice to conduct empirical tests to ascertain precise solubility behavior for any specific solvent or condition.

Interesting facts

Interesting Facts about 3-[2-[[3-(2-carboxyethyl)-5-[[(2S)-3-ethyl-4-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-2-yl]methylene]-5-[[(2S)-4-ethyl-3-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-pyrrol-3-yl]propanoic acid

This fascinating compound is a complex organic molecule that is notable for its intricate structure and potential applications in various fields. Here are some key highlights:

  • Structural Diversity: The compound features a multi-ring structure consisting of pyrrole and dihydropyrrole units, which are known for their stability and versatility in chemical reactivity.
  • Biological Relevance: Compounds with similar frameworks have been studied for their biological activities, including anti-inflammatory and anti-cancer properties. This particular compound may hold potential in medicinal chemistry.
  • Design Precision: The specific arrangement of ethyl and methyl groups around the pyrrole cores suggests that small modifications could lead to significant changes in the compound's properties and activities.
  • Synthetic Challenge: The synthesis of such complex molecules often requires advanced techniques, highlighting the need for careful planning and the use of various synthetic methodologies, including asymmetric synthesis and multi-step reactions.
  • Research Potential: As a subject of ongoing research, this compound could pave the way for new drugs or materials, particularly in the fields of pharmaceuticals and transformational chemistry.

In conclusion, 3-[2-[[3-(2-carboxyethyl)-5-[[(2S)-3-ethyl-4-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-2-yl]methylene]-5-[[(2S)-4-ethyl-3-methyl-5-oxo-1,2-dihydropyrrol-2-yl]methyl]-4-methyl-pyrrol-3-yl]propanoic acid exemplifies the richness of organic chemistry, combining intricate molecular design with practical relevance. As research progresses, the full potential of this intriguing compound may be unlocked.