Skip to main content

Sodium lactate

ADVERTISEMENT
Identification
Molecular formula
C3H5NaO3
CAS number
72-17-3
IUPAC name
sodium;2-hydroxypropanoate
State
State

Sodium lactate is commonly available as a solution, where it exists as a slightly viscous liquid at room temperature.

Melting point (Celsius)
16.00
Melting point (Kelvin)
289.15
Boiling point (Celsius)
120.00
Boiling point (Kelvin)
393.15
General information
Molecular weight
112.06g/mol
Molar mass
112.0630g/mol
Density
1.3300g/cm3
Appearence

Sodium lactate is a white, hygroscopic crystalline powder or a clear, syrupy liquid when in solution. It is odorless and usually has a mild saline taste.

Comment on solubility

Solubility of Sodium 2-Hydroxypropanoate (C3H5NaO3)

Sodium 2-hydroxypropanoate, commonly known as sodium lactate, is notable for its **high solubility** in water. This characteristic stems from the compound's ionic nature, which facilitates its dissolution in polar solvents like water. Here are some key points to consider regarding its solubility:

  • Rapid Dissolution: Sodium lactate readily dissolves in water, making it an efficient source of lactate ions in aqueous solutions.
  • Concentration Dependence: The solubility is influenced by factors such as temperature; higher temperatures generally promote greater solubility.
  • pH Sensitivity: This compound's solubility can be affected by the pH of the solution, with increased solubility in more neutral conditions.
  • Solvent Versatility: While primarily soluble in water, sodium lactate's solubility in other solvents is limited, highlighting its affinity for water.

In summary, sodium 2-hydroxypropanoate showcases excellent solubility in aqueous environments, making it highly useful in various biological and chemical applications. Its ability to dissolve readily in water reflects its significant role in biochemical processes and industrial uses. As a general observation, “The more ionic the compound, the better it tends to be soluble in water.” This principle aptly explains sodium lactate's exceptional solubility.

Interesting facts

Interesting Facts about Sodium 2-Hydroxypropanoate

Sodium 2-hydroxypropanoate, commonly known as sodium lactate, is a fascinating compound with various applications in both the food and pharmaceutical industries. It is the sodium salt of lactic acid, a key player in various biochemical processes in the body.

Biochemical Significance

Sodium lactate serves multiple roles in biology:

  • Metabolic Role: It is produced during anaerobic respiration and is involved in energy production.
  • pH Buffer: It helps to maintain acid-base balance in physiological environments.
  • Source of Energy: It can be converted into glucose by the liver, providing energy when needed.

Applications in Food Industry

In the culinary world, sodium lactate is valued for its ability to:

  • Enhance Flavor: It acts as a flavor enhancer, making it popular in various processed foods.
  • Preserve Freshness: Sodium lactate has antimicrobial properties that help prolong the shelf life of food products.
  • Moisture Retention: It retains moisture, which is essential for maintaining the texture of meats.

Pharmaceutical Uses

In the realm of pharmaceuticals, sodium lactate is used in:

  • Intravenous Solutions: It is often found in IV fluids to provide electrolytes and hydration.
  • pH Adjusters: Sodium lactate can help stabilize formulations by adjusting the pH levels.

Interesting Quote

As noted by a well-known biochemist, "Lactate is not merely a waste product; it is a vital component of our metabolic flexibility." This highlights the importance of sodium lactate beyond its basic definition.

Overall, sodium 2-hydroxypropanoate embodies a rich interplay between science and practical application, showcasing how a compound can transcend its chemical identity to influence health and wellness. Its multifaceted role in both natural and synthetic environments makes it an intriguing subject of study.