Phthalonitrile

Basic Information

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CAS Number

91-15-6

Molecular Formula

C8H4N2

Molecular Weight

128.13 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Melting Point

137-139 °C

Boiling Point

227.54°C (rough estimate)

Density

1.24

Water Solubility

0.56 g/L (25 ºC)

Solubility

benzene: 50 mg/mL, clear

Refractive Index

1.6231 (estimate)

SMILES

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C1=CC=C(C(=C1)C#N)C#N

InChI

InChI=1S/C8H4N2/c9-5-7-3-1-2-4-8(7)6-10/h1-4H

InChIKey

XQZYPMVTSDWCCE-UHFFFAOYSA-N

LogP

1.42996

Complexity

178

Safety Information

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GHS Hazard Pictograms

H300

Hazard Statement

H300 Fatal if swallowed
Acute toxicity, oral

Hazard Class

Class 6.1 Class 6.1

Stability

Stable. Incompatible with strong bases, strong acids, strong oxidizing agents, strong reducing agents.

Synonyms & References

English

Phthalonitrile
o-pdn[qr]
o-phthalodinitrile[qr]
ortho-dicyanobenzene[qr]
Phthalic acid dinitrile
phthalicacid,dinitrile[qr]
USAF nd-09
1,2-Dicyanobenzene
1,2-Benzenedicarbonitrile
dicyanobenzene
Ftalodinitril
Ftalonitril
o-dicyanobenzene
o-PDN
o-phthalonitrile
PHTHALICNITRILE
Phthalodinitril
PHTHALODINITRILE
o-Phthalodinitrile
1,2-Benzodinitrile
o-Cyanobenzonitrile
o-Benzenedicarbonitrile
benzene-1,2-dicarbonitrile
o-Benzenedinitrile
1,2-Benzendikarbonitril
ortho-Dicyanobenzene
Benzenedicarbonitrile
Ftalonitril [Czech]
Ftalodinitril [Czech]
1,2-Benzendikarbonitril [Czech]
Phthalonitrile (8CI)

MDL Number

MFCD00001771

Customs Code

2926909090

FAQ

What is Phthalonitrile (CAS: 91-15-6)?

Phthalonitrile (CAS: 91-15-6) is an organic compound with the chemical formula C10H4N2. It is a light-sensitive, high refractive index material used in various applications due to its unique properties such as thermal stability and rigidity.

What are the main uses of Phthalonitrile (CAS: 91-15-6)?

Phthalonitrile (CAS: 91-15-6) is primarily used in the production of light-stabilized pigments, organic semiconductors, and as a photoinitiator in UV-curable coatings and inks. It is also used in the development of novel materials with specific optical and electronic properties.

Is Phthalonitrile (CAS: 91-15-6) safe?

Phthalonitrile (CAS: 91-15-6) is generally considered safe for its intended commercial applications, but users should handle it with care. It is non-toxic but can cause skin irritation. Protective gloves and goggles should be worn during handling. Storage should be in a cool, dry place away from direct sunlight and sources of ignition.

How should Phthalonitrile (CAS: 91-15-6) be stored?

Phthalonitrile (CAS: 91-15-6) should be stored in a cool, dry place with a temperature range of 15-25°C, away from direct sunlight and sources of ignition. It should be kept in a tightly sealed container to prevent moisture absorption. Avoid contact with incompatible materials such as strong acids or bases to ensure safety and stability.