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Dicyclohexylamine

CAS Number
101-83-7
EC Number
202-980-7
Chemical Formula
C12H23N
Molecular Weight
181.32 g/mol

Description

Dicyclohexylamine (CAS 101-83-7 ), commonly abbreviated as DCHA, is a secondary aliphatic amine used as a chemical intermediate, catalyst, and neutralizing agent across pharmaceutical, polymer, and specialty chemical manufacturing. Its basicity and reactivity make it a building block for a range of downstream synthesis processes. In pharmaceutical manufacturing, DCHA forms stable salt complexes with acidic active ingredients, improving crystallization and purification. This material assists in the handling of intermediates during synthesis. Rubber and polymer producers use it as a vulcanization accelerator precursor and corrosion inhibitor component in metalworking and vapor-phase protection formulations. In organic synthesis and catalysis, DCHA acts as a base catalyst for condensation and esterification reactions. This is particularly useful where a hindered, non-nucleophilic amine is required for specific chemical transformations. It also appears in flavor chemistry applications under FEMA -regulated use, where it contributes to specific fragrance and flavor profiles in approved formulations. The compound is supplied as a colorless to pale yellow liquid. Standard packaging includes drum and IBC options for industrial scale. Technical grade is the most common commercial form, with pharmaceutical-grade material available to meet purity requirements for API intermediate applications. Buyers should confirm specification sheets against their synthesis or regulatory requirements, as purity thresholds vary by application. Adherence to USP or EP standards may be necessary depending on the final use case. Contact us for supply of Dicyclohexylamine Request Quote

Other Names (Synonyms)

N-cyclohexylcyclohexanamine | Cyclohexanamine, N-cyclohexyl- | DCHA | N,N-Dicyclohexylamine | N-Cyclohexyl-cyclohexylamine | 1A93RJW924 | Bis(cyclohexyl)amine.

Key Technical Features

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

Physical Properties

Melting Point-0.1 °C
Boiling Point255.8 °C @ Press: 760 Torr
Density0.9104 g/cm³ @ Temp: 25 °C
Flash Point205 °F
AppearanceColorless liquid
ColorWhite to off-white
Odoramine odor
FormCrystalline Powder
Water Solubility1 g/L (20 ºC)
Vapor Pressure12 mm Hg ( 37.7 °C)
Refractive Indexn 20/D 1.4842(lit.)
pH11 (1g/l, H2O, 20℃)
Log P2.724 at 25℃

Safety & Handling

Danger
GHS05· CorrosiveGHS07· IrritantGHS09· EnvironmentGHS06· ToxicGHS08· Health Hazard

Hazard Statements

H301Toxic if swallowed
H302Harmful if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H332Harmful if inhaled
H361Suspected of damaging fertility or the unborn child
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H401Toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P262Do not get in eyes, on skin, or on clothing.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P363Wash contaminated clothing before reuse.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P364Take off immediately all contaminated clothing and wash it before reuse.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29213000
UN Number2565
ADR Class8
Packing GroupIII
Storage Class6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
WGK (Germany)2