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Riboflavin (Vitamin B2)

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Identification
Molecular formula
C17H20N4O6
CAS number
83-88-5
IUPAC name
7,8-dimethyl-10-(2,3,4,5,6-pentahydroxyhexyl)benzo[g]pteridine-2,4-dione
State
State

Riboflavin is typically found in a solid state at room temperature. This compound is relatively stable when exposed to light and air, although it can degrade if exposed to excessive light over time. It is water-soluble, though its solubility is limited and increases slightly with temperature.

Melting point (Celsius)
290.00
Melting point (Kelvin)
563.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
376.37g/mol
Molar mass
376.3650g/mol
Density
1.4500g/cm3
Appearence

Riboflavin appears as an orange-yellow crystalline powder. It has a strong fluorescent yellow color, especially noticeable under ultraviolet light. This distinct coloration makes it identifiable even in low concentrations in solutions. It can appear in solid-state as powders or needles when crystallized.

Comment on solubility

Solubility of 7,8-Dimethyl-10-(2,3,4,5,6-pentahydroxyhexyl)benzo[g]pteridine-2,4-dione

The solubility of complex organic compounds like 7,8-dimethyl-10-(2,3,4,5,6-pentahydroxyhexyl)benzo[g]pteridine-2,4-dione can vary significantly based on several factors. Typically, its solubility depends on:

  • Polarity: The presence of multiple hydroxyl (-OH) groups suggests that the compound has a degree of polarity, enhancing its potential solubility in polar solvents such as water.
  • Hydrophobic Characteristics: The hydrophobic benzo[g]pteridine structure may hinder solubility in aqueous environments while favoring solubility in organic solvents.
  • Temperature: Increased temperature generally improves solubility for many organic compounds, which may apply here as well.
  • Concentration: Highly concentrated solutions may exhibit different solubility behavior compared to dilute solutions.

To summarize, the solubility of this compound is likely to be influenced by a balance of its polar and non-polar characteristics. As noted, "like dissolves like," which implies that a comprehensive understanding of the solvent's properties is crucial when predicting solubility outcomes.

Interesting facts

Interesting Facts about 7,8-Dimethyl-10-(2,3,4,5,6-pentahydroxyhexyl)benzo[g]pteridine-2,4-dione

This complex compound stands out due to its unique structure and potential applications in various fields of science. Here are some intriguing facts:

  • Biological Significance: This compound is part of the pteridine family, which has been studied for its role in biological processes. Pteridines have been associated with important functions in cellular respiration and enzymatic reactions.
  • Natural Occurrence: Compounds similar to this one can be found in certain natural sources, playing roles in pigments and plant metabolism. It showcases nature's ability to create complex molecules with multiple hydroxyl groups that can significantly affect reactivity and solubility.
  • Synthetic Applications: Due to its intricate structure, this compound is of interest in synthetic organic chemistry. Chemists are excited about its potential application in developing new advanced materials, pharmaceuticals, and organic dyes.
  • Research Frontier: The compound's distinct hydroxyl group placements may make it a candidate for studies in medicinal chemistry, exploring possibilities as a therapeutic agent or its use in drug formulations.
  • Structural Diversity: The presence of multiple methyl groups alongside a pentahydroxyhexyl chain emphasizes the importance of structural diversity in chemical properties and potential reactivity patterns. This diversity can lead to numerous derivatives that might exhibit varying biological or chemical activities.

In summary, 7,8-dimethyl-10-(2,3,4,5,6-pentahydroxyhexyl)benzo[g]pteridine-2,4-dione represents a fascinating intersection of structure and function, linking chemistry with biological systems. Its exploration in both natural and synthetic contexts reflects the endless potential of chemical compounds.

Synonyms
Sorboflavin
33210-88-7
D-Glucitol, 1-deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo(g)pteridin-10(2H)-yl)-
Galactoflavine
NSC3099
D-Galactitol,1-deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-
DTXSID00949127
NSC-3099
Benzo[g]pteridine, D-allitol deriv.
Isoalloxazine,8-dimethyl-10-(D-allo-2,3,4,5,6-pentahydroxyhexyl)-
D-Allitol,4-dihydro-7,8-dimethyl-2,4-dioxobenzo-[g]pteridin-10(2H)-yl)-
Isoalloxazine,8-dimethyl-10-(D-galacto-2,3,4,5,6-pentahydroxyhexyl)-
1-Deoxy-1-(4-hydroxy-7,8-dimethyl-2-oxobenzo[g]pteridin-10(2H)-yl)hexitol
26263-31-0
303-60-6
Benzo[g]pteridine-2,10H)-dione, 7,8-dimethyl-10-(D-galacto-2,3,4,5,6-pentahydroxyhexyl)-