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Disodium malate

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Identification
Molecular formula
C4H4Na2O5
CAS number
676-46-0
IUPAC name
disodium;2-hydroxybutanedioate
State
State
Solid at room temperature.
Melting point (Celsius)
270.00
Melting point (Kelvin)
543.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
178.05g/mol
Molar mass
178.0580g/mol
Density
1.6000g/cm3
Appearence

Usually appears as a white crystalline solid.

Comment on solubility

Solubility of Disodium 2-hydroxybutanedioate

Disodium 2-hydroxybutanedioate, commonly known as disodium malate, possesses interesting solubility characteristics that make it valuable in various applications. The solubility of this compound can be attributed to the presence of its disodium ions and the hydroxyl group, which enhance its interactions with water molecules.

Key Points on Solubility:

  • Highly Soluble in Water: Disodium malate is known for its high solubility in water, which is essential for its use in food and pharmaceutical applications.
  • pH Dependence: The solubility can vary with pH levels; it tends to be more soluble in a basic environment due to the ionization of its carboxylic acid groups.
  • Temperature Sensitivity: Like many salts, its solubility may increase with a rise in temperature, making it easier to dissolve in hot water.

As stated, *"the presence of both sodium ions and the hydroxy functional group enables strong interactions with water, leading to increased solubility."* This feature not only supports its stability in aqueous solutions but also enhances its bioavailability, making it a preferred compound in various formulations.
Overall, the solubility of disodium 2-hydroxybutanedioate highlights its versatility and functionality across different fields.

Interesting facts

Interesting Facts about Disodium 2-Hydroxybutanedioate

Disodium 2-hydroxybutanedioate, commonly known as sodium tartrate, is an intriguing compound with a variety of applications in both the chemical and food industries. Here are some noteworthy aspects to consider:

  • Biological Significance: This compound plays an important role in biological systems, particularly in metabolism. It can act as a buffer, helping to maintain the pH levels in biochemical reactions.
  • Food Industry Usage: Widely used as a food additive, disodium 2-hydroxybutanedioate is often found in products as a stabilizer and acidity regulator, contributing to the overall taste and preservation of food items.
  • Pharmaceutical Applications: It is utilized as an excipient in the pharmaceutical industry, aiding in the formulation of various medications and ensuring that active ingredients remain stable and effective.

Culinary and Cultural Notes:

In addition to its industrial uses, sodium tartrate also finds its way into traditional cooking techniques. Some culinary experts appreciate it for:

  • Flavor Enhancement: It can enhance flavors and improve the texture of certain dishes.
  • Cooking Chemistry: Understanding the chemical interactions it facilitates can lead to innovative cooking methods, particularly in molecular gastronomy.

As a compound that bridges the gap between chemistry and everyday life, disodium 2-hydroxybutanedioate serves as a prime example of how chemical substances can contribute to both our nutritional needs and our culinary pleasures. Scientists and chemists alike are drawn to its versatile nature, making it a worthy topic of discussion in academic and practical settings.

Synonyms
Sodium malate
Disodium malate
676-46-0
DL-Malic acid disodium salt
Disodium DL-malate
SODIUM DL-MALATE
22798-10-3
Sodium DL-maleate
Natriummalat
Natriummalat [German]
disodium 2-hydroxybutanedioate
disodium;2-hydroxybutanedioate
Butanedioic acid, hydroxy-, disodium salt
malic acid sodium salt
CCRIS 7317
Sodium 2-hydroxysuccinate
EINECS 211-627-6
2EFF9N315F
INS NO.350(II)
DTXSID7046831
INS-350(II)
E-350(II)
63474-37-3
BUTANEDIOIC ACID, 2-HYDROXY-, SODIUM SALT (1:2)
L-HYDROXYBUTANEDIOICACIDDISODIUMSALT
DTXCID5026831
Malic acid, disodium salt
CHEMBL182856
Butanedioic acid, 2-hydroxy-, sodium salt (1:2), (2S)-
CAS-676-46-0
Sodium D,L-malate
NCGC00181053-01
Disodium2-hydroxybutanedioate
UNII-2EFF9N315F
58214-38-3
Sodium salt of malic acid
D,L-Malate sodium hydrate
SODIUM MALATE, DL-
DL-Apple Acid Disodium Salt
SODIUM MALATE [INCI]
SCHEMBL123089
DL-Hydroxysuccinic Acid Sodium
(+/-)-SODIUM MALATE
CHEBI:91260
SODIUM MALATE, (+/-)-
NCA47437
Tox21_112699
MFCD00012466
DL-Hydroxysuccinic acid disodium salt
DL-2-Hydroxysuccinic acid sodium salt
Tox21_112699_1
DL-Malic acid sodium;Sodium DL-Malate
FH69982
FM47038
NCGC00043225-04
E350
Butanedioic acid, 2-hydroxy-, sodium salt
DB-042411
DB-066312
M0026
NS00080025
C20341
EN300-7699061
Q836788
211-627-6
866-020-4