Description

Cholinebisulfite is an organosulfur compound formed from choline and sulfurous acid. This versatile chemical intermediate is valued for its role in organic synthesis and as a source of the choline cation and bisulfite anion. It is primarily utilized in the pharmaceutical, agrochemical, and specialty chemical industries for research and manufacturing processes. Its properties make it a key reagent in various synthetic pathways.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Biochemical Research: Serves as a reagent in laboratory studies involving choline metabolism and related biochemical pathways.
• Agrochemical Synthesis: Acts as a building block in the production of certain pesticides and plant growth regulators.
• Chemical Synthesis: Employed as a sulfonating or sulfiting agent in various organic reactions.
• Nutritional Supplement Precursor: Can be involved in the production pathway for choline-based nutritional compounds.
• Corrosion Inhibition: Investigated for potential use in formulations designed to protect metals in specific environments.

Basic Information

Product Name	Cholinebisulfite
CAS No.	28427-24-9
Molecular Formula	C5H15NO4S
Molecular Weight	185.24 g/mol
Synonyms	Choline bisulfite; (2-Hydroxyethyl)trimethylammonium bisulfite; Choline hydrogen sulfite; Ethanol, 2-(trimethylammonio)-, hydrogen sulfite (1:1); Biocolina; Colina bisulfito; Cholinesulfit
EINECS	Contact for details

Quality Control

Our Cholinebisulfite is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for reliable sourcing in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%
pH (10% solution)	3.0 - 5.0

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.