Amines REACH

Methylamine hydrochloride

CAS Number
593-51-1
EC Number
209-795-0
Chemical Formula
CH5N.ClH
Molecular Weight
67.52 g/mol

Description

Methylamine hydrochloride (CAS 593-51-1), also sold as monomethylamine hydrochloride, is the stable, solid salt form of methylamine used where the free base gas would be impractical to handle. It serves as a controlled source of methylamine in synthesis and research, releasing the reactive amine under controlled conditions. In pharmaceutical manufacturing, it functions as a key building block.

This compound is essential in the synthesis of active pharmaceutical ingredients, including antivirals, analgesics, and CNS compounds. Agrochemical producers use it to manufacture herbicides and pesticides. It is frequently utilized where a methylamine moiety is required in the final structure. In biotechnology and life sciences, it is used in buffer preparation and as a reagent in biochemical assays.

Research laboratories also use it as a reference standard and synthetic intermediate in small-scale organic synthesis. The product is supplied as a white crystalline powder or granular solid. It is available in technical and pharmaceutical-grade specifications to meet the purity requirements of both industrial synthesis and regulated drug manufacturing. This ensures compliance with USP and BP standards.

Packaging ranges from laboratory-scale quantities to bulk industrial supply. Documentation is available to support GMP procurement workflows and other regulatory requirements for global distribution.

Other Names (Synonyms)

N-Methylammonium chloride|Monomethylammonium chloride|Monomethylamine hydrochloride|Methanamine, hydrochloride (1:1)|Methylammonium chloride|M439EX322K|RefChem:818507

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 227.5 °C
Boiling Point 227 °C
Density 0.8306 (rough estimate)
Flash Point 225-230°C/15mm
Appearance white to light tan solid
Color White crystalline
Odor Odorless
Form powder
Water Solubility soluble
Vapor Pressure 0.134Pa at 25℃
Refractive Index 1.5500 (estimate)
pH 5-7 (10g/l, H2O, 20℃)
Log P -3.82

Documentation

Safety & Handling Learn More

Warning
GHS07· Irritant

Hazard Statements

H302 Harmful if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.

Trade & Regulatory

HS Code 29211190
Storage Class 11 - Combustible Solids
WGK (Germany) 1
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