Amines REACH

Cyclohexylamine

CAS Number
108-91-8
EC Number
203-629-0
Chemical Formula
C6H13N
Molecular Weight
99.17 g/mol
Abbreviation
CHA

Description

Cyclohexylamine (CAS 108-91-8), commonly abbreviated as CHA, is a primary aliphatic amine used across industrial and specialty chemical manufacturing. It functions as a corrosion inhibitor, pH buffer, and reactive intermediate. In boiler water and steam condensate systems, CHA neutralizes acidic condensate and forms a protective film on metal surfaces. This reduces corrosion-related downtime in industrial utilities and steam distribution networks.

Rubber and tire manufacturers use it as a precursor to sulfenamide accelerators, which control vulcanization rates. These accelerators are essential for tire compounds and various industrial rubber goods production. In agrochemical production, CHA serves as a building block for herbicide and pesticide active ingredients. This includes cyclohexylamine salt formulations of glyphosate used in modern agricultural applications.

Pharmaceutical manufacturers rely on it as an intermediate in the synthesis of active pharmaceutical ingredients. It is also frequently utilized as a counterion in drug salt formation processes. Cyclohexylamine is supplied as a colorless to pale yellow liquid in standard bulk and intermediate packaging. Options include drums and ISO tank containers to suit different logistics and storage needs.

Technical grade and high-purity grades are available, with specifications aligned to industrial synthesis requirements. Buyers sourcing for regulated applications typically require documentation such as GMP compliance. A certificate of analysis with purity confirmation is provided to ensure the material meets strict quality standards. This ensures reliability for both large-scale industrial use and specialized chemical synthesis.

Other Names (Synonyms)

Hexahydro-Benzenamine|Hexahydro-Aniline|Cyclohexylamine [UN2357] [Corrosive]|Cyclohexanamine, 9CI|1-Cyclohexylamine|1-Aminocyclohexane|HAI|CHA

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 -17.7 °C
Boiling Point 134.5 °C @ Press: 760 Torr
Density 0.8647 g/cm³ @ Temp: 25 °C
Flash Point 90 °F
Appearance Cyclohexylamine is a colorless to yellow liquid (amines, primary aromatic). It has an unpleasant fishy odor.
Color Clear
Odor strong fishy odor
Form Liquid
Water Solubility MISCIBLE
Vapor Pressure 10 mm Hg ( 22 °C)
Refractive Index n 20/D 1.459(lit.)
pH 11.5 (100g/l, H2O, 20℃)
Log P 3.7 at 25℃

Documentation

Safety & Handling Learn More

Danger
GHS02· Flammable GHS05· Corrosive GHS07· Irritant GHS08· Health Hazard GHS06· Toxic

Hazard Statements

H226 Flammable liquid and vapor
H301 Toxic if swallowed
H302 Harmful if swallowed
H311 Toxic in contact with skin

Precautionary Statements

P203 Obtain, consult and follow expert instructions for use.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.

Trade & Regulatory

HS Code 29213000
UN Number 2357
ADR Class 8
Packing Group II
Storage Class 3 - Flammable liquids
WGK (Germany) 1
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