4,4'-Diphenylmethane diisocyanate | Pharmaceutical Grade | 99.99% Purity | 10mg 20mg 30mg Vials | Lyophilized Powder | CAS 101-68-8

1,4-Difluorobenzene Basic information
Product Name:
1,4-Difluorobenzene
Synonyms:
1,4-Difluorobenzene 100mg [540-36-3];1,4-Difluorobenzene, 99+% 25ML;Ontwofluorobenzene;For fluorobenzene;1.4-Difluorobe;P-DIFLUOROBENZENE;1,4-difluoro-benzen;1,4-difluroethylene
CAS:
540-36-3
MF:
C6H4F2
MW:
114.09
EINECS:
208-742-9
Product Categories:
Fluorine series;alkyl Fluorine;Alpha Sort;D;DAlphabetic;Method 624EPA;Aromatic Hydrocarbons (substituted) & Derivatives;Fluorobenzene;Aryl;C6;DID - DINChemical Class;Fluoro;Halogenated;Volatiles/ Semivolatiles;Halogenated Hydrocarbons;Method 8020;600 Series Wastewater Methods;8000 Series Solidwaste Methods;FluoroEPA;bc0001
Mol File:
540-36-3.mol

1,4-Difluorobenzene Chemical Properties
Melting point 
-13 °C (lit.)
Boiling point 
88-89 °C (lit.)
density 
1.11 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.441(lit.)
Fp 
36 °F
storage temp. 
room temp
solubility 
1.2g/l
form 
Liquid
color 
Clear colorless to slightly yellow
Specific Gravity
1.110
Merck 
14,3148
BRN 
1904541
Henry's Law Constant
1.6×10-3 mol/(m3Pa) at 25℃, Hiatt (2013)
Dielectric constant
2.2599999999999998
Major Application
environmental
InChI
1S/C6H4F2/c7-5-1-2-6(8)4-3-5/h1-4H
InChIKey
QUGUFLJIAFISSW-UHFFFAOYSA-N
SMILES
Fc1ccc(F)cc1
CAS DataBase Reference
540-36-3(CAS DataBase Reference)
NIST Chemistry Reference
Benzene, 1,4-difluoro-(540-36-3)
EPA Substance Registry System
1,4-Difluorobenzene (540-36-3)
Safety Information
Hazard Codes 
F,Xn,T
Risk Statements 
11-20-39/23/24/25-23/24/25
Safety Statements 
16-29-33-7-45-36/37-7/9
RIDADR 
UN 1993 3/PG 2
WGK Germany 
3
RTECS 
CZ5658000
Hazard Note 
Highly Flammable
HazardClass 
3
PackingGroup 
II
HS Code 
29036990
Storage Class
3 - Flammable liquids
Hazard Classifications
Flam. Liq. 2

MSDS Information
Provider
Language
1,4-Difluorobenzene
English
SigmaAldrich
English
ACROS
English
ALFA
English
1,4-Difluorobenzene Usage And Synthesis
Chemical Properties
Clear colorless to light yellow liquid
Uses
1,4-Difluorobenzene is used in method for production of prepolymers containing Polyoxymethylene block.
Definition
ChEBI: 1,4-difluorobenzene is a difluorobenzene.
1,4-Difluorobenzene Preparation Products And Raw materials
Raw materials
Fluoroboric acid-->1-FLUORO-4-(TRIMETHYLSILYL)BENZENE-->4-FLUOROBENZENEDIAZONIUM TETRAFLUOROBORATE-->4-Fluoroaniline-->4-Fluorophenol
Preparation Products
HYDROQUINIDINE (ANTHRAQUINONE-1,4-DIYL) DIETHER-->5-FLUORO-2-METHYLBENZOTHIAZOLE-->2,5-Difluoroaniline-->2,5-Difluoronitrobenzene-->Fluorobenzene-->Sodium tetrafluoroborate-->1-BROMO-4-FLUORO-2-NITROBENZENE-->2,5-Difluorophenol-->4-Methoxy-2-nitrobenzoic acid-->1,2,4-Trifluorobenzene-->4-BENZYLOXYFLUOROBENZENE-->2,5-Difluorobenzoic acid-->1,4-DIFLUOROANTHRAQUINONE