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4-Bromo-2,5-dichlorophenol

4-Bromo-2,5-dichlorophenol structure

CAS No:
1940-42-7
Formula:
C6H3BrCl2O
Chemical Name:
4-Bromo-2,5-dichlorophenol
Synonyms:
Phenol,4-bromo-2,5-dichloro-;4-Bromo-2,5-dichlorophenol;2,5-Dichloro-4-bromophenol;Phosvel phenol;Leptophos phenol
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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4-Bromo-2,5-dichlorophenol Basic Attributes

Molecular Weight：

241.9

Exact Mass：

241.90

EC Number：

217-719-2

DSSTox ID：

DTXSID3062073

HScode：

2908199090

Characteristics

PSA：

20.2

XLogP3：

3.75

Density：

1.8878 (rough estimate)

Melting Point：

71-72 °C

Boiling Point：

187 °C / 80mmHg

Flash Point：

118.2±25.9 °C

Refractive Index：

1.5590 (estimate)

Safety Information

RTECS Number：

SJ8000000

Precautionary statement(s)：

P264, P270, P280, P301+P312, P302+P352, P305+P351+P338, P321, P330, P332+P313, P337+P313, P362, P501

Hazard Statements：

H302

GHS Classification：

|Warning|H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]|P261, P264, P270, P271, P273, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 2 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

2,5-dichloro-4-bromophenol

4-Bromo-2,5-dichlorophenol Use and Manufacturing

Methods of Manufacturing

It is derived from 2, 5-dichlorophenol bromination. Add 2, 5-dichlorophenol and glacial acetic acid into the reactor, and drop bromine at 30°C. The crude product has a melting point of 52-59°C and a yield of over 95%.

Uses

Intermediate of pesticide benzefos pesticide.

Manufacturing Info：

Phenol, 4-bromo-2,5-dichloro-: INACTIVE|T - indicates a substance that is the subject of a final TSCA section 4 test rule.

Computed Properties

Molecular Weight:241.89
XLogP3:3.8
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:1
Exact Mass:239.87443
Monoisotopic Mass:239.87443
Topological Polar Surface Area:20.2
Heavy Atom Count:10
Complexity:122
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Acetic acid

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Guide of 4-Bromo-2,5-dichlorophenol

Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
Material
Latest News
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4-Bromo-2,5-dichlorophenol

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