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3,4-Dichlorophenol

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Origin: China

Cas No: 95-77-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 95-77-2 Formula: C6H4Cl2O Molecular Weight: 163.00100

Description

3,4-Dichlorophenol is used in the synthesis of aryloxyindoles as precursors to pharmaceuticals and biologically active compounds. Also used in the synthesis of checkpoint kinase inhibitors from 2-arylbenzimidazoles.

Basic Info

Chemical Name	3,4-Dichlorophenol
Synonyms	Phenol, 3,4-dichloro-; 3,4-dichloro-phenol; 3.4-Dichlor-1-hydroxy-benzol; 3,4-DICHLOROPNENOL; 3,4-Dichlorobiphenol; 3,4-DICHLOROPHENOL FOR SYNTHESIS; 3,4-DICHLORO PHENOL; Phenol,3,4-dichloro; EINECS 202-450-5; 4,5-Dichlorophenol; 3,4 DICHLOROPHENOL; 3,4-Dichlor-phenol; 3,3-DICHLORO-HYDROXYBENZENE; PHENOL,3,4-DICHLORO-;
CAS No.	95-77-2
Molecular Formula	C6H4Cl2O
Molecular Weight	163.00100
PSA	20.23000
LogP	2.69900

Properties

Appearance & Physical State	light yellow to brown crystals
Density	1.458 g/cm3
Boiling Point	145-146ºC
Melting Point	65-68ºC
Flash Point	109.1ºC
Refractive Index	1.593
Stability	Stable. Combustible. Incompatible with oxidizing agents, acid chlorides, acid anhydrides.
Storage Condition	0-6ºC

Safety Info

RTECS	SK8800000
Hazard Class	6.1
Safety Statements	S26-S37/39
HS Code	29081000
Packing Group	III
WGK Germany	3
RIDADR	UN 2020
Risk Statements	R22; R36/38
Hazard Codes	Xn

Synthesis Route

3-chlorophenol→2,5-dichlorophenol+3,4-Dichlorophenol
[2-(3,4-dichlorophenoxy)ethyl]trimethylsilane→3,4-Dichlorophenol
1-(2-fluoro-pyridin-3-yl)-2-(3,4-dichloro-phenoxy)-ethanone→3,4-Dichlorophenol

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	SE-30	160.	1378.	isothermal
Capillary	SE-30	180.	1387.	isothermal
Capillary	SE-30	140.	1374.	isothermal
Capillary	SE-30	160.	1378.	isothermal
Capillary	SE-30	180.	1384.	isothermal