Pigments & Colorants
REACH
4-chloro-2,5-dimethoxyaniline
CAS Number
6358-64-1
EC Number
228-782-0
What is 4-chloro-2,5-dimethoxyaniline?
4-Chloro-2,5-dimethoxyaniline (CAS 6358-64-1) is an aromatic amine intermediate used in the synthesis of azo dyes and pigments.
Where is 4-chloro-2,5-dimethoxyaniline used?
- Textile dyeing: key coupling component in azo dyes for cotton and synthetic fibers
- Leather and paper: dyes with strong substrate affinity and fade resistance
- Printing inks: pigment intermediates for color strength and lightfastness on packaging substrates
- It also supports polymerization initiation in specialty chemical manufacturing.
Commercial specifications
- Purity specifications commonly from 98% upward
- Bulk quantities for industrial procurement
- Smaller packaging for formulation development and quality evaluation
Other Names (Synonyms)
2,5-Dimethoxy-4-chloroaniline|ANILINE, 4-CHLORO-2,5-DIMETHOXY-|DMCH cpd|T659IW8P4S|RefChem:82891|Benzenamine, 4-chloro-2,5-dimethoxy-
What are the physical properties of 4-chloro-2,5-dimethoxyaniline?
Melting Point 118-119 °C
Boiling Point 310.2±37.0 °C(Predicted)
Density 1.2384 (rough estimate)
Flash Point 163°C
Color Off-white to brown
Form Crystalline Powder
Vapor Pressure 0.004Pa at 20℃
Refractive Index 1.5790 (estimate)
Log P 1.93 at 23℃ and pH5-6
How is 4-chloro-2,5-dimethoxyaniline classified and handled safely? Learn More
Warning
GHS07· Irritant GHS08· Health Hazard GHS09· Environmental Hazard
Hazard Statements
H302 Harmful if swallowed
H373 May causes damage to organs through prolonged or repeated exposure
H411 Toxic to aquatic life with long lasting effects
Precautionary Statements
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P273 Avoid release to the environment.
Which trade and regulatory codes apply to 4-chloro-2,5-dimethoxyaniline?
HS Code 2921.42.9000
WGK (Germany) 1