ChemicalBook > CAS DataBase List > 4,4'-Difluorobiphenyl

4,4'-Difluorobiphenyl

Product Name
4,4'-Difluorobiphenyl
CAS No.
398-23-2
Chemical Name
4,4'-Difluorobiphenyl
Synonyms
pfb 15;4.4'-Difluorob;Felbinac Impurity 40;4,4'-Difluorodiphenyl;4,4'-DIFLUOROBIPHENYL;p,p’-difluorobiphenyl;4,4'-Difluorobiphenyl;Aprepitant Impurity 64;Biphenyl, 4,4'-difluoro-;4,4'-Difluorobiphenyl 99%
CBNumber
CB0677923
Molecular Formula
C12H8F2
Formula Weight
190.19
MOL File
398-23-2.mol
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4,4'-Difluorobiphenyl Property

Melting point:
88-91 °C(lit.)
Boiling point:
254-255 °C(lit.)
Density 
1.2470 (rough estimate)
refractive index 
1.5678 (estimate)
Flash point:
254-255°C
form 
powder to crystal
color 
White to Light yellow to Light orange
Water Solubility 
Insoluble
Merck 
14,3149
BRN 
2044699
CAS DataBase Reference
398-23-2(CAS DataBase Reference)
NIST Chemistry Reference
1,1'-Biphenyl, 4,4'-difluoro-(398-23-2)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36-37/39
RIDADR 
UN 3152 9/PG 2
WGK Germany 
3
Hazard Note 
Irritant
HazardClass 
9
PackingGroup 
II
HS Code 
29039990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

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

P302+P352IF ON SKIN: wash with plenty of soap and water.

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
D102407
Product name
4,4′-Difluorobiphenyl
Purity
97%
Packaging
5g
Price
$82.2
Updated
2023/06/20
TCI Chemical
Product number
D2181
Product name
4,4'-Difluorobiphenyl
Packaging
1g
Price
$32
Updated
2024/03/01
TCI Chemical
Product number
D2181
Product name
4,4'-Difluorobiphenyl
Packaging
5g
Price
$125
Updated
2024/03/01
Alfa Aesar
Product number
L08361
Product name
4,4'-Difluorobiphenyl, 99%
Packaging
5g
Price
$61.65
Updated
2024/03/01
TRC
Product number
D457985
Product name
4,4''-Difluorobiphenyl
Packaging
10g
Price
$110
Updated
2021/12/16
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4,4'-Difluorobiphenyl Chemical Properties,Usage,Production

Chemical Properties

light yellow crystal powder

Synthesis Reference(s)

Tetrahedron Letters, 22, p. 3793, 1981 DOI: 10.1016/S0040-4039(01)82023-2

4,4'-Difluorobiphenyl Preparation Products And Raw materials

Raw materials

Preparation Products

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4,4'-Difluorobiphenyl Suppliers

Americas 1 Belgium 2 CHINA 100 Europe 4 France 2 Germany 5 India 4 Italy 1 Japan 2 Slovakia 1 South Korea 1 Switzerland 2 Ukraine 1 United Kingdom 13 United States 31 Global 170
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View Lastest Price from 4,4'-Difluorobiphenyl manufacturers

Henan Fengda Chemical Co., Ltd
Product
4,4'-Difluorobiphenyl 398-23-2
Price
US $101.00-1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
g-kg-tons, free sample is available
Release date
2023-12-28
Hebei Mojin Biotechnology Co., Ltd
Product
4,4'-Difluorobiphenyl 398-23-2
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-08-15
Hebei Guanlang Biotechnology Co., Ltd.
Product
4,4'-Difluorobiphenyl 398-23-2
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
20 mt
Release date
2022-12-13

398-23-2, 4,4'-DifluorobiphenylRelated Search:

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  • 4,4'-DIFLUOROBIPHENYL
  • 1,1’-biphenyl,4,4’-difluoro-
  • 4,4’-difluoro-1,1’-diphenyl
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  • Biphenyl, 4,4'-difluoro-
  • p,p’-difluorobiphenyl
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  • 4,4'-Difluorobiphenyl ISO 9001：2015 REACH
  • Aprepitant Impurity 64
  • Felbinac Impurity 40
  • Escitalopram oxalate impurity 3
  • 4,4'-Difluorobiphenyl
  • 398-23-2
  • FC6H4C6H4F
  • Reagent for High-Performance Polymer Research
  • Biphenyls (for High-Performance Polymer Research)
  • Building Blocks
  • C9 to C12
  • Aryl
  • Halogenated Hydrocarbons
  • Organic Building Blocks
  • Aryl Fluorinated Building Blocks
  • Building Blocks
  • C8-C12
  • C9 to C12
  • Chemical Synthesis
  • Fluorinated Building Blocks
  • Halogenated Hydrocarbons
  • Organic Building Blocks
  • Organic Fluorinated Building Blocks
  • Other Fluorinated Organic Building Blocks
  • Aryl
  • C9 to C12
  • Halogenated Hydrocarbons
  • Biphenyl & Diphenyl ether
  • Biphenyls (for High-Performance Polymer Research)
  • Functional Materials
  • Reagent for High-Performance Polymer Research