2,3,5,6-Tetrafluoroterephthalonitrile

Basic Information

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CAS Number

1835-49-0

Molecular Formula

C8F4N2

Molecular Weight

200.09 g/mol

EINECS

217-397-3

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Fine Chemicals Specialty Chemicals UV Stabilizers

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

Melting Point

196.0 to 200.0 deg-C

Boiling Point

243.3 °C at 760 mmHg

Density

1.6184 (estimate)

Flash Point

100.9 °C

Solubility

Soluble in hot methanol.

Refractive Index

1.474

SMILES

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C(#N)C1=C(C(=C(C(=C1F)F)C#N)F)F

InChI

InChI=1S/C8F4N2/c9-5-3(1-13)6(10)8(12)4(2-14)7(5)11

InChIKey

PCRSJGWFEMHHEW-UHFFFAOYSA-N

LogP

1.98636

Complexity

266

Safety Information

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GHS Hazard Pictograms

H301

H315

H319

H335

Hazard Statement

H301 Toxic if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 6.1(b) Class 6.1(b)

Storage Conditions

2-8°C

Toxicity

mouse,LD50,oral,56mg/kg (56mg/kg),Journal of Medicinal Chemistry. Vol. 21, Pg. 906, 1978.

RTECS

CZ1955000

Synonyms & References

English

1,4-Dicyanotetrafluorobenzene
YSZC139
K9NAY7JK97
1,4-Dicyano-2,3,5,6-tetrafluorobenzene;2,3,5,6-tetrafluoro-4-benzenedicarbonitrile
NSC 97007
AKOS005063551
AM84637
Tetrafluoroterephthalonitrile
Perfluoroterephthalonitrile
UNII-K9NAY7JK97
DTXSID1075141
Tetrafluoroterephthalonitrile, 99%
MFCD00001776
J-011756
2,3,5,6-Tetrafluoroterephthalonitrile
AC-26104
T1050
WLN: NCR BF CF EF FF DCN
CS-W010493
1,4-BENZENEDICARBONITRILE, 2,3,5,6-TETRAFLUORO-
1,2,4,5-tetrafluoro-3,6-dicyanobenzene
A20998
Diamond 2031
NS00045727
CHEMBL3248223
1835-49-0
2,5,6-Tetrafluoroterephthalonitrile
SCHEMBL57543
Terephthalonitrile, tetrafluoro-
tetrafluorobenzene-1,4-dicarbonitrile
1,4-Dicyano-2,3,5,6-tetrafluorobenzene

MDL Number

MFCD09839928

EC Number

217-397-3

Customs Code

2926909090

FAQ

What is 2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0)?

2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0) is an organic compound containing four fluorine atoms and two nitrile groups attached to a terephthalic acid backbone. It is a colorless solid with high thermal stability and exhibits strong chemical reactivity due to its fluorinated structure. This compound is commonly used as an intermediate in the synthesis of various fluorinated materials and polymers.

What are the main uses of 2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0)?

2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0) is primarily used in the production of fluorinated polymers, such as polytetrafluoroethylene (PTFE), and as a key intermediate in pharmaceutical and industrial chemical applications. Its unique fluorine and nitrile functionalities make it valuable in creating materials with enhanced chemical resistance and thermal stability.

Is 2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0) safe?

2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0) is considered hazardous and requires careful handling. It may cause irritation to the skin and eyes, and inhalation can be harmful. Safety standards recommend using appropriate protective equipment, such as gloves and goggles, and working in a well-ventilated area. It is not classified as safe for use in food or consumer products.

How should 2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0) be stored?

2,3,5,6-Tetrafluoroterephthalonitrile (CAS: 1835-49-0) should be stored in a cool, dry, and dark place, away from moisture and light. It is recommended to keep it in a sealed container made of inert material, such as glass or polyethylene, to maintain its stability and prevent contamination. Proper storage conditions help ensure the compound remains chemically inert and safe for handling.