Choline hydroxide

Choline hydroxide

製品名 Choline hydroxide
CAS番号 123-41-1
分子式 C5H15NO2
分子量 121.18 g/mol
外観 Colorless to slightly yellow viscous liquid
アッセイ 45% in water or methanol
Density 1.09 g/cm³ at 20 °C
pH Strongly alkaline (pH >13)
溶解度 Miscible with water, alcohols
パッケージ 200 kg drums, 1000 kg IBCs

Choline hydroxide Structure

Synonyms: (2-Hydroxyethyl)trimethylammonium hydroxide, Choline hydroxide solution, 2-Hydroxy-N,N,N-trimethylethanaminium hydroxide, Choline base

Choline hydroxide is a quaternary ammonium hydroxide with the chemical formula C5H15NO2, typically supplied as a 45% aqueous or methanolic solution. It is a strong organic base, colorless to slightly yellow, with a characteristic amine-like odor. The compound is manufactured through the reaction of choline chloride with potassium hydroxide or via ion exchange, followed by concentration to the desired strength.

In the pharmaceutical and chemical industries, choline hydroxide serves as a versatile intermediate and reagent. It is used in the synthesis of choline salts, such as choline bitartrate and choline citrate, and as a phase-transfer catalyst in organic reactions. Its high alkalinity and solubility make it valuable in various applications, from electronics to agrochemicals.

製品の特長

  • High purity: Available at 45% concentration with low impurity levels, suitable for pharmaceutical and electronic applications.
  • Versatile reactivity: Acts as a strong base and nucleophile, facilitating a wide range of chemical transformations.
  • Consistent quality: Produced under strict quality control, with batch-to-batch reproducibility.
  • Custom packaging: Offered in various container sizes to meet different scale requirements.
  • Regulatory support: Compliant with REACH and other global regulations; documentation available upon request.
  • Reliable supply: Robust production capacity ensures timely delivery worldwide.

用途

  • Pharmaceutical intermediates: Used in the synthesis of choline-based drugs and supplements.
  • Phase-transfer catalysis: Enhances reaction rates in biphasic systems.
  • Electronics: Component in photoresist developers and cleaning agents.
  • Agrochemicals: Intermediate for the production of pesticides and herbicides.
  • Ion exchange resins: Precursor for the preparation of anion exchange resins.

仕様

パラメータ 仕様
Assay (titration) 45.0% ± 1.0%
Color (APHA) ≤ 50
Water content ≤ 55% (for aqueous solution)
Choline chloride ≤ 0.1%
Heavy metals 10 ppm以下
Residue on ignition ≤ 0.1%

発注・調達

  • パッケージ: 200 kg polyethylene drums, 1000 kg IBC totes, or custom packaging.
  • 最小注文数量(MOQ): 1,000 kg.
  • リードタイム: 3~5営業日(在庫品)
  • ドキュメント: COA、MSDS、TDSはご要望に応じてご提供いたします。.

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