Skip to Content
MilliporeSigma
All Photos(1)

Documents

263524

Sigma-Aldrich

2,3-Difluorobenzonitrile

98%

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
F2C6H3CN
CAS Number:
21524-39-0
Molecular Weight:
139.10
EC Number:
244-418-3
MDL number:
MFCD00009976
UNSPSC Code:
12352100
PubChem Substance ID:
24855980
NACRES:
NA.22

assay

98%

refractive index

n20/D 1.4882 (lit.)

density

1.254 g/mL at 25 °C (lit.)

SMILES string

Fc1cccc(C#N)c1F

InChI

1S/C7H3F2N/c8-6-3-1-2-5(4-10)7(6)9/h1-3H

InChI key

GKPHNZYMLJPYJJ-UHFFFAOYSA-N

Related Categories

General description

Electronic transitions of 2,3-difluorobenzonitrile has been studied by photoacoustic spectroscopy.

Application

2,3-Difluorobenzonitrile has been used in the preparation of difluorophenyl-1,2,3,5-dithiadiazolyl and cyanophenoxazines.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

167.0 °F - closed cup

flash_point_c

75 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Cyano-activated fluoro displacement reactions in the synthesis of cyanophenoxazines and related compounds.
Eastmond GC, et al.
New. J. Chem., 25(3), 385-390 (2001)
M Alcolea Palafox et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 57(12), 2373-2389 (2002-01-05)
Geometry, vibrational frequencies, atomic charges and several thermodynamic parameters (the total energy, the zero point energy, the rotational constants and the room temperature entropy) were calculated using ab initio quantum chemical methods for 2,3-difluorobenzonitrile molecule. The results were compared with
The effect of fluorinated aryl substituents on the crystal structures of 1, 2, 3, 5-dithiadiazolyl radicals.
Clarke CS, et al.
CrystEngComm, 12(1), 172-185 (2010)
Two electronic transitions in the near-UV region of six isomeric difluorobenzonitriles-I.
Ramu K, et al.
Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy, 49(2), 223-236 (1993)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service