2,5-Dichloroaniline Chemical Properties

Melting point:

47-50 °C (lit.)

Boiling point:

251 °C (lit.)

Density 

1.54

vapor pressure 

1Pa at 25℃

refractive index 

1.6000 (estimate)

Flash point:

>230 °F

storage temp. 

Store below +30°C.

solubility 

Soluble in dilute hydrochloric acid.

pka

1.60±0.10(Predicted)

Colour Index 

37010

form 

powder to crystal

color 

White to Light yellow to Dark green

PH

6.5 (0.66g/l, H2O)

Water Solubility 

ca. 0.56 g/L (20 ºC)

Sensitive 

Air & Light Sensitive

BRN 

1447438

Stability:

Stable. Incompatible with acids, acid chlorides, acid anhydrides, oxidizing agents.

LogP

2.92 at 20℃

CAS DataBase Reference

95-82-9(CAS DataBase Reference)

NIST Chemistry Reference

Benzenamine, 2,5-dichloro-(95-82-9)

EPA Substance Registry System

2,5-Dichloroaniline (95-82-9)

Safety Information

Hazard Codes 

T,N

Risk Statements 

23/24/25-33-50/53

Safety Statements 

28-36/37-45-60-61-28A

RIDADR 

UN 3442 6.1/PG 2

WGK Germany 

3

RTECS 

BX2610000

F 

8

Autoignition Temperature

>374 °F

Hazard Note 

Toxic

TSCA 

Yes

HazardClass 

6.1

PackingGroup 

II

HS Code 

29214210

Hazardous Substances Data

95-82-9(Hazardous Substances Data)

MSDS

• Language:English Provider:C.I. 37010
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

2,5-Dichloroaniline Usage And Synthesis

Chemical Properties

light brown solid

Uses

2,5-Dichloroaniline is used as an intermediate in the synthesis of dyestuffs, pigments, and pesticides.

Uses

2,5-Dichloroaniline was used in a study to develop a fast and sensitive quantitative method for the detection of some aniline derivatives by solid-phase microextraction in gas chromatography-mass spectrometry.

Definition

ChEBI: A dichloroaniline carrying chloro groups at positions 2 and 5.

Synthesis Reference(s)

Journal of the American Chemical Society, 87, p. 2767, 1965 DOI: 10.1021/ja01090a050

General Description

Brown crystalline solid.

Air & Water Reactions

2,5-Dichloroaniline is sensitive to prolonged exposure to heat, light and air. . Insoluble in water.

Reactivity Profile

2,5-Dichloroaniline is incompatible with acids, acid chlorides, acid anhydrides and oxidizing agents.

Fire Hazard

2,5-Dichloroaniline is combustible.

2,5-Dichloroaniline(95-82-9)Related Product Information

• ALTRENOGEST
• Betaine
• 3-Chloroaniline
• 4-Chloroaniline
• 2-Chloroaniline
• 3,5-Dichloroaniline
• Glycine
• 1,4-Dichlorobenzene
• 1,2-Dichlorobenzene
• 2,6-Dichloroaniline
• 2,4-Difluoro-3,5-dichloroaniline
• 3,4-Dichloroaniline
• 2,4,5-TRICHLOROPHENYL ISOCYANATE
• TECNAZENE
• 2,5-Dichloronitrobenzene
• 2,3,4,5-TETRACHLOROANILINE
• 2,5-DICHLOROPHENYL ISOCYANATE
• 1,2,4-Trichloro-5-nitrobenzene