2,4-Dichlorophenol CAS No.120-83-2

CAS No.120-83-2

Name	2,4-Dichlorophenol
Synonyms	2,4-DCP 2,4-Dichlorphenol 2,4-dichloro-pheno 4,6-Dichlorophenol 2,4-Dichlorophenol 2,4-Dichloro phenol Dichlorophenol(2,4-) DICHLOROPHENOL(2,4-) Dichlorophenol, 2,4-DCP 2,4-dichlorohydroxybenzene 2,4-dichlorophenol solution 1-Hydroxy-2,4-dichlorobenzene 1,3-DICHLORO-4-HYDROXYBENZENE 2,4-DichlorophenolForSynthesis 2,4-Dichloro-1-Hydroxy-Benzene potassium 2,4-dichlorophenolate

Molecular Formula	C6H4Cl2O
Molar Mass	163
Density	1.383
Melting Point	42-43°C(lit.)
Boling Point	209-210°C(lit.)
Flash Point	237°F
Water Solubility	4.5 g/L (20 ºC)
Solubility	methanol: soluble1g in 10ml
Vapor Presure	1.3 hPa (50 °C)
Appearance	melt
Color	White to beige
Merck	14,3072
BRN	742467
pKa	pK1:7.85 (25°C)
Storage Condition	2-8°C
Refractive Index	1.4430 (estimate)
Physical and Chemical Properties	Character white solid. There is phenol odor. melting point 42~43 ℃ boiling point 210 ℃ relative density 1.383 flash point 113 ℃ soluble in ethanol, ether, chloroform, benzene and carbon tetrachloride, slightly soluble in water.
Use	Used as a pesticide, pharmaceutical intermediates, for the synthesis of herbicide, 2,4-D and other products

Risk Codes	R22 – Harmful if swallowed R24 – Toxic in contact with skin R34 – Causes burns R51/53 – Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R39/23/24/25 – R23/24/25 – Toxic by inhalation, in contact with skin and if swallowed. R11 – Highly Flammable R25 – Toxic if swallowed
Safety Description	S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 – Avoid release to the environment. Refer to special instructions / safety data sheets. S36/37 – Wear suitable protective clothing and gloves. S16 – Keep away from sources of ignition. S7 – Keep container tightly closed.
UN IDs	UN 2928 6.1/PG 2
WGK Germany	3
RTECS	SK8575000
TSCA	Yes
HS Code	29081000
Hazard Class	6.1
Packing Group	III
Toxicity	Acute oral LD50 for mice 1,276 mg/kg, rats 580 mg/kg (quoted, RTECS, 1985).