ChemicalBook > CAS DataBase List > 3,5-Dichlorophenol

3,5-Dichlorophenol

Product Name
3,5-Dichlorophenol
CAS No.
591-35-5
Chemical Name
3,5-Dichlorophenol
Synonyms
3,5-DCP;3.5-Dichloroph;Fluralaner-009;3,5-dichloro-pheno;3,5-DICHLOROPHENOL;Phenol, 3,5-dichloro-;Fluralaner Impurity 9;3,5-Dichlorophenol,99%;3,5-Dichlorophenol >3,5-Dichlorophenol,98+%
CBNumber
CB0704728
Molecular Formula
C6H4Cl2O
Formula Weight
163
MOL File
591-35-5.mol
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3,5-Dichlorophenol Property

Melting point:
65-68 °C (lit.)
Boiling point:
233 °C (lit.)
Density 
1.3446 (rough estimate)
refractive index 
1.4430 (estimate)
Flash point:
233°C
storage temp. 
room temp
solubility 
Chloroform (Slightly), Ethyl Acetate (Slightly)
form 
Crystals, Crystalline Powder or Crystalline Mass
pka
pKa 8.48(H2O t=25 I=0.025) (Uncertain)
color 
Yellow to light brown
Water Solubility 
Slightly soluble in water. Very soluble in ethanol, ethyl ether and petroleum ether.
BRN 
1906458
CAS DataBase Reference
591-35-5(CAS DataBase Reference)
NIST Chemistry Reference
Phenol, 3,5-dichloro-(591-35-5)
EPA Substance Registry System
3,5-Dichlorophenol (591-35-5)
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Safety

Hazard Codes 
Xn,Xi,T
Risk Statements 
22-36/38-36/37/38-23/24/25
Safety Statements 
26-28-37/39-45
RIDADR 
UN 2020 6.1/PG 3
WGK Germany 
3
RTECS 
SK8820000
Hazard Note 
Harmful
TSCA 
Yes
HazardClass 
6.1
PackingGroup 
III
HS Code 
29081990
Hazardous Substances Data
591-35-5(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H302Harmful if swallowed

H311Toxic in contact with skin

H314Causes severe skin burns and eye damage

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
D70600
Product name
3,5-Dichlorophenol
Purity
97%
Packaging
10g
Price
$280
Updated
2024/03/01
Sigma-Aldrich
Product number
442378
Product name
3,5-Dichlorophenol
Purity
analytical standard
Packaging
1000mg
Price
$43.5
Updated
2022/05/15
Sigma-Aldrich
Product number
31595
Product name
3,5-Dichlorophenol
Purity
PESTANAL , analytical standard
Packaging
250mg
Price
$38.8
Updated
2022/05/15
TCI Chemical
Product number
D0365
Product name
3,5-Dichlorophenol
Purity
>98.0%(GC)
Packaging
10g
Price
$81
Updated
2024/03/01
Alfa Aesar
Product number
A15328
Product name
3,5-Dichlorophenol, 98%
Packaging
5g
Price
$60.1
Updated
2024/03/01
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3,5-Dichlorophenol Chemical Properties,Usage,Production

Chemical Properties

yellow to light brown crystals, crystalline powder

Uses

3,5-Dichlorophenol is used as pharmaceutical intermediate.

Application

3,5-Dichlorophenol is a metabolite of the pesticides polychlorinated phenols and benzene hexachloride. found in chlorinated waste water; Used as a research chemical.

Preparation

Catalytic hydrodechlorination of polychlorophenols in organic or aqueous media with a palladium catalyst was used to obtain 3-chlorophenol and 3,5-dichlorophenol.

Definition

ChEBI: 3,5-dichlorophenol is a dichlorophenol in which the two chloro substituents are located at positions 3 and 5.

Synthesis Reference(s)

Tetrahedron Letters, 25, p. 4565, 1984 DOI: 10.1016/S0040-4039(01)81494-5

General Description

Prisms (from petroleum ether) or pink crystals.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

3,5-Dichlorophenol is incompatible with acid chlorides, acid anhydrides and oxidizing agents.

Fire Hazard

Flash point data for 3,5-Dichlorophenol are not available. 3,5-Dichlorophenol is probably combustible.

Purification Methods

Crystallise 3,5-dichlorophenol from pet ether/*benzene mixture and/or distil it. [Beilstein 6 IV 957.]

3,5-Dichlorophenol Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 3,5-Dichlorophenol manufacturers

Hebei Weibang Biotechnology Co., Ltd
Product
3,5-Dichlorophenol 591-35-5
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
500000kg
Release date
2024-10-30
Hebei Yanxi Chemical Co., Ltd.
Product
3,5-Dichlorophenol 591-35-5
Price
US $40.00/kg
Min. Order
1kg
Purity
0.99
Supply Ability
10 tons
Release date
2023-10-08
Baoji Guokang Healthchem co.,ltd
Product
3,5-Dichlorophenol 591-35-5
Price
US $476.20/KG
Min. Order
500g
Purity
99%
Supply Ability
500kg
Release date
2021-06-07

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