Description

Choline Methyl Sulphate is a high-purity quaternary ammonium salt with the CAS registry number 65151-62-4. This compound serves as a critical methyl donor and choline source in advanced biochemical synthesis and pharmaceutical manufacturing. It is essential for industries requiring precise, high-quality raw materials for the production of specialty chemicals, active pharmaceutical ingredients (APIs), and advanced nutritional supplements.

Application

• Pharmaceutical Intermediates: Key building block in the synthesis of specialized APIs and cholinergic agents.
• Biochemical Research: Utilized as a methylating agent and a source of choline in enzymatic studies and metabolic pathway research.
• Nutraceutical & Cosmetic Formulations: Incorporated into high-end dietary supplements and skincare products for its cell-membrane stabilizing properties.
• Agrochemical Synthesis: Intermediate in the production of certain plant growth regulators and specialty fertilizers.
• Chemical Synthesis: Acts as a phase-transfer catalyst and reagent in organic synthesis for the introduction of the choline moiety.

Basic Information

Product Name	Choline Methyl Sulphate
CAS No.	65151-62-4
Molecular Formula	C6H15NO4S
Molecular Weight	197.25 g/mol
Synonyms	Choline Methosulfate; (2-Hydroxyethyl)trimethylammonium Methyl Sulfate; (β-Hydroxyethyl)trimethylammonium Methyl Sulfate; Trimethyl(2-hydroxyethyl)ammonium Methyl Sulfate; Choline Sulfate Methyl Ester; Biocolina; Colimetilsolfato; EINECS 265-525-5
EINECS	265-525-5

Quality Control

Our Choline Methyl Sulphate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR, to ensure it meets stringent specifications for pharmaceutical and research applications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
pH (5% solution)	5.0 - 7.0

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