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;p,p’-difluorobiphenyl;4,4'-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
storage temp. 
Store at room temperature
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
2025/07/31
TCI Chemical
Product number
D2181
Product name
4,4'-Difluorobiphenyl
Packaging
5g
Price
$125
Updated
2025/07/31
TRC
Product number
D457985
Product name
4,4''-Difluorobiphenyl
Packaging
10g
Price
$110
Updated
2021/12/16
AK Scientific
Product number
H217
Product name
4,4'-Difluorobiphenyl
Packaging
5g
Price
$120
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

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View Lastest Price from 4,4'-Difluorobiphenyl manufacturers

Hebei Chuanghai 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
2024-12-10
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
Zhuozhou Wenxi import and Export Co., Ltd
Product
4,4"-Difluorobiphenyl 398-23-2
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11

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

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