4-Chlorophenol CAS#106-48-9

4-Chlorophenol Chemical Properties

Boiling point 

220 °C (lit.)

density 

1.306 g/mL at 25 °C (lit.)

vapor density 

4.43 (vs air)

vapor pressure 

1 mm Hg ( 49.8 °C)

refractive index 

1.5579

Fp 

240 °F

storage temp. 

2-8°C

solubility 

ethanol: soluble50mg/mL, clear to very slightly hazy, colorless to faintly brownish-yellow

pka

9.18(at 25℃)

form 

Low Melting Crystalline Mass

color 

White to pale yellow

Odor

Phenolic

PH

5 (20°C in H2O)

Odor Threshold

30 ppm

Water Solubility 

2.7 g/100 mL (20 ºC)

Sensitive 

Air Sensitive

Merck 

14,2154

BRN 

507004

Dielectric constant

9.5（54.0℃）

Stability:

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

Major Application

agriculture
environmental
forensics and toxicology
pharmaceutical (small molecule)

Cosmetics Ingredients Functions

ANTIMICROBIAL

InChI

1S/C6H5ClO/c7-5-1-3-6(8)4-2-5/h1-4,8H

InChIKey

WXNZTHHGJRFXKQ-UHFFFAOYSA-N

SMILES

Oc1ccc(Cl)cc1

LogP

2.5 at 35℃

CAS DataBase Reference

106-48-9(CAS DataBase Reference)

NIST Chemistry Reference

p-Chlorophenol(106-48-9)

EPA Substance Registry System

p-Chlorophenol (106-48-9)

Safety Information

Risk Statements 

20/21/22-51/53-50

Safety Statements 

28-61-28A-24/25-60-36/37

RIDADR 

UN 2020 6.1/PG 3

WGK Germany 

2

RTECS 

SK2800000

F 

10-23

TSCA 

TSCA listed

HazardClass 

6.1

PackingGroup 

III

HS Code 

29081000

Storage Class

6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects

Hazard Classifications

Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Aquatic Chronic 2
Eye Dam. 1
Skin Corr. 1B

Hazardous Substances Data

106-48-9(Hazardous Substances Data)

Toxicity

LD50 orally in rats: 0.67 g/kg (Deichmann)