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Choline hydroxide

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Identification
Molecular formula
C5H15NO2
CAS number
123-41-1
IUPAC name
2-hydroxyethyl(trimethyl)ammonium;hydroxide
State
State

At room temperature, choline hydroxide is typically found in a liquid state, especially when dissolved in water. It is often provided in the form of concentrated aqueous solutions.

Melting point (Celsius)
-12.00
Melting point (Kelvin)
261.15
Boiling point (Celsius)
290.00
Boiling point (Kelvin)
563.15
General information
Molecular weight
121.18g/mol
Molar mass
121.1840g/mol
Density
1.0481g/cm3
Appearence

Choline hydroxide typically appears as a colorless to pale yellow hygroscopic liquid. It can be viscous, and solutions of choline hydroxide are often prepared in water for convenience in handling and usage.

Comment on solubility

Solubility of 2-hydroxyethyl(trimethyl)ammonium hydroxide

The solubility properties of 2-hydroxyethyl(trimethyl)ammonium hydroxide can be characterized by various factors that influence its interactions with solvents. This compound is known to be highly soluble in water due to its ionic nature, which grants it the ability to engage in hydrogen bonding and ionic interactions.

Consider the following aspects of its solubility:

  • Ionic Structure: The hydroxide ion contributes to increased solubility in polar solvents like water.
  • Hydrophilicity: The presence of hydroxyl groups enhances its affinity for water.
  • Temperature Dependency: Solubility can vary with changes in temperature; typically, higher temperatures improve solubility for ionic compounds.
  • Concentration Levels: As with many ammonium hydroxides, solubility may reach a saturation point after which precipitation can occur.

In summary, 2-hydroxyethyl(trimethyl)ammonium hydroxide demonstrates remarkable solubility in aqueous solutions, primarily due to its ionic functionalities and the hydrogen bonding capacity of the hydroxyl group. This characteristic makes it an important compound in various chemical applications where solubility is crucial.

Interesting facts

Interesting Facts about 2-Hydroxyethyl(trimethyl)ammonium Hydroxide

2-Hydroxyethyl(trimethyl)ammonium hydroxide, commonly referred to as a quaternary ammonium compound, plays a vital role in various industrial and laboratory applications. Here are some fascinating facts about this versatile compound:

  • Quaternary Ammonium Compounds: As a quaternary ammonium salt, it is unique due to its structure which features a nitrogen atom bonded to four organic groups. This characteristic imparts it with surfactant properties, making it effective in enhancing wetting and spreading.
  • Biocidal Properties: This compound exhibits strong biocidal activity, making it an integral component in disinfectants and antiseptics. In a study, it was reported that quaternary ammonium compounds can eliminate a broad spectrum of pathogens, including bacteria and fungi.
  • Versatile Applications: Beyond its use in disinfection, 2-hydroxyethyl(trimethyl)ammonium hydroxide is utilized in:
    • Cosmetics and personal care products, particularly as a conditioning agent.
    • Textile processing, where it aids in improved dye uptake.
    • Chemical synthesis processes, serving as a reagent or catalyst.
  • Solubility: It is well-known for its excellent solubility in water, which is a crucial feature for many applications, particularly those involving aqueous solutions.
  • Safety Precautions: While the compound is beneficial, it is important to handle it with care. Protective equipment such as gloves and goggles are often recommended when working with it due to potential irritation.

In summary, 2-hydroxyethyl(trimethyl)ammonium hydroxide exemplifies the significant role that quaternary ammonium compounds hold in modern chemistry. Its versatility and efficacy make it an essential subject of study in both academic and industrial environments.

Synonyms
CHOLINE HYDROXIDE
123-41-1
Gossypine
Luridine
2-Hydroxy-N,N,N-trimethylethanaminium hydroxide
Sinkalin
Sinkaline
(2-Hydroxyethyl)trimethylammonium hydroxide
Trimethyl(2-hydroxyethyl)ammonium hydroxide
Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, hydroxide
DTXSID9047467
(beta-Hydroxyethyl)trimethylammonium hydroxide
CHOLINE, HYDROXIDE
DTXCID7027467
Hydroxide, Choline
RefChem:125755
204-625-1
Sincaline
Bursine
Fagine
Vidine
Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, hydroxide (1:1)
MFCD00002831
Choline (hydroxide)
7THJ3EG9SY
2-hydroxyethyl trimethylammonium hydroxide
Choline hydroxide, 46 wt.% in water
2-Hydroxyethyltrimethylammonium Hydroxide
2-hydroxyethyl(trimethyl)azanium;hydroxide
2-Hydroxy-N,N,N-trimethylethanaminium hydroxide (48-50% in Water)
Fagine; Gossypine; Luridine;Sincaline; Vidine
EINECS 204-625-1
UNII-7THJ3EG9SY
CHOLINUM [HPUS]
EC 204-625-1
BILINEURINE HYDROXIDE
SCHEMBL54947
CHOLINE HYDROXIDE [MI]
orb1298676
CHEMBL3187547
Choline (47-50% in Water)
Choline (48-50% in Water)
HY-Y1242A
MSK1536
Choline hydroxide, 50% in water
HY-Y1242
Tox21_302647
AKOS015892782
FC15182
FS-4518
trimethyl(hydroxyethyl)ammonium hydroxide
NCGC00256863-01
CAS-123-41-1
DA-51873
SY067782
2-hydroxyethyl(trimethyl)ammonium;hydroxide
beta-hydroxyethyltrimethylammonium hydroxide
CS-0017216
CS-1050512
NS00078102
Choline hydroxide solution,46 wt. % in H2O
2-Hydroxy-N,N,N-trimethylethanaminiumhydroxide
D78341
F463391
N,N,N-trimethyl-2-hydroxyethyl-ammonium hydroxide
Choline hydroxide - 46 - 50 wt.% aqueous solution
N,N,N-trimethyl-N-(2-hydroxyethyl)ammonium hydroxide
Q27268827
(.BETA.-HYDROXYETHYL)TRIMETHYLAMMONIUM HYDROXIDE
Boc-O-2-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-1-butane
2-Hydroxy-N,N,N-trimethylethanaminium hydroxide (44% in Water)
CHOLINE (47-50% IN WATER) (STABILIZED WITH HYDRAZINE MONOHYDRATE)