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Vitamin B12

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Identification
Molecular formula
C63H88CoN14O14P
CAS number
68-19-9
IUPAC name
cobaltous;[(2R,3S,4R,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)tetrahydrofuran-3-yl] [(1S)-1-methyl-2-[3-[(2R,3R,7S,12S,13S,17S,18S,19R)-2,13,18-tris(2-amino-2-oxo-ethyl)-7,12,17-tris(3-amino-3-oxo-propyl)-3,5,8,8,13,15,18,19-octamethyl-2,7,12,17-tetrahydro-1H-corrin-21-id-3-yl]propanoylamino]ethyl] phosphate;hydrate
State
State

Vitamin B12 is solid at room temperature. It is typically presented in a crystalline form or as a constituent in vitamin supplements where it may be in a pill or liquid form.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
1355.37g/mol
Molar mass
1 355.3680g/mol
Density
1.3500g/cm3
Appearence

Vitamin B12 appears as a dark red crystalline substance. This deep red color is due to the corrin ring within its structure, which includes the cobalt ion. The vitamin is usually available in crystalline form or as acquiescent solutions, especially in pharmaceutical preparations.

Comment on solubility

Solubility of Cobaltous Compound

The solubility of the cobaltous compound, specifically (2R,3S,4R,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)tetrahydrofuran-3-yl and (1S)-1-methyl-2-[3-[(2R,3R,7S,12S,13S,17S,18S,19R)-2,13,18-tris(2-amino-2-oxo-ethyl)-7,12,17-tris(3-amino-3-oxo-propyl)-3,5,8,8,13,15,18,19-octamethyl-2,7,12,17-tetrahydro-1H-corrin-21-id-3-yl]propanoylamino]ethyl phosphate; hydrate, can be quite intricate and may depend on various factors. Here are some key points to consider:

  • Hydration State: As indicated by "hydrate," the presence of water molecules can significantly influence solubility, often enhancing it.
  • pH Levels: Solubility may vary with changes in pH. Some cobaltous compounds exhibit increased solubility in acidic environments.
  • Polarity: The structure's varying polar functional groups can affect interactions with solvents, leading to different solubility profiles.
  • Temperature: Like many chemical compounds, increased temperature might enhance solubility through kinetic energy increases.

In conclusion, the solubility of this complex cobaltous compound is influenced by its unique structural attributes and the environment it is in. This emphasizes the notion that "chemical solubility is not merely a property but a dynamic interaction with its surroundings." Understanding these variables can facilitate better applications in both industrial and laboratory settings.

Interesting facts

Interesting Facts about Cobaltous

Cobaltous, known scientifically as a coordination compound involving cobalt(II), is a fascinating compound with several important characteristics and applications. Here are some intriguing details:

  • Cobalt's Role in Biology: Cobalt is an essential trace element in human nutrition, primarily found in vitamin B12. This vitamin is crucial for DNA synthesis and the formation of red blood cells.
  • Coordination Chemistry: The chemistry of cobaltous compounds often involves coordination with ligands, leading to unique geometric configurations. These configurations can be octahedral or tetrahedral, influencing reactivity and properties.
  • Industrial Applications: Cobaltous compounds are utilized in various sectors, including the manufacture of catalysts, batteries, and pigments. For instance, cobalt(II) salts are common in blue pigments in ceramics and glass.
  • Pharmaceutical Significance: In medicine, cobalt compounds have been investigated for their therapeutic properties, particularly in oncology. They may enhance the effectiveness of certain therapies or act as agents in diagnostic imaging.
  • Environmental Impact: While cobalt is necessary for life, excessive exposure to cobaltous compounds can lead to toxicity. It's crucial to monitor and manage cobalt levels, especially in industrial settings.

Moreover, cobaltous compounds often exhibit interesting redox behavior, further expanding their use in electrochemical applications. As we delve deeper into the realm of coordination chemistry, cobaltous stands out due to its unique properties and vast applicability in both nature and technology. As one prominent chemist once said, “Understanding the intricate dance of atoms is the key to unlocking the potential of compounds such as cobaltous.”