C8H4N2
128.13 g/mol
Dye & PigmentDanger
Phthalonitrile
CAS91-15-6EC202-044-8
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
precursor to phthalocyanine pigments and dyes
Phthalonitrile is an organic compound that serves as a key precursor in the production of phthalocyanine pigments and dyes. Its significance lies in its role as a building block for these widely used colorants.
precursor for phthalocyanine pigments and dyesintermediate in organic synthesisbase material for high-temperature lubricants and coatings
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
2-(4-Aminoanilino)-5-nitrobenzenesulphonic acid
CAS91-29-2
dye intermediate
ReferenceSame Category
4-Aminodiphenyamine-2-sulfonic acid
CAS91-30-5
dye intermediate
ReferenceSame Category
Diethylaminomethylcoumarin
CAS91-44-1
Optical brightener and laser dye
ReferenceSame Category
Isatin
CAS91-56-5
dye and pigment intermediate
Safety Reference
Danger
H300Fatal if swallowed
H301Toxic if swallowed
H311Toxic in contact with skin
H331Toxic if inhaled
H412Harmful to aquatic life with long lasting effects
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H373May cause damage to organs through prolonged or repeated exposure
Customs Tariff Classification
The international HS code for Phthalonitrile (CAS 91-15-6) is 2926.90.
HS code (international, 6-digit)
2926.90
EU CN code (8-digit)
2926 90 70
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
benzene-1,2-dicarbonitrile
InChIKey
XQZYPMVTSDWCCE-UHFFFAOYSA-N
SMILES
C1=CC=C(C(=C1)C#N)C#N
Synonyms (26)
- 1,2-BENZENEDICARBONITRILE
- 1,2-BIS(CYANO)BENZENE
- 1,2-Benzendikarbonitril
- 1,2-Benzodinitrile
- 1,2-Dicyanobenzene
- Benzenedicarbonitrile
- Ftalodinitril
- Ftalodinitril [Czech]
- Ftalonitril
- Ftalonitril [Czech]
- O-PHTHALONITRILE
- Phthalic acid dinitrile
- Phthalodinitrile
- Phthalonitrile
- USAF ND-09
- benzene-1,2-dicarbonitrile
- o-Benzenedicarbonitrile
- o-Benzenedinitrile
- o-Cyanobenzonitrile
- o-Dicyanobenzene
- o-Pdn
- o-Phthalodinitrile
- o-benzodinitrile
- ortho-Dicyanobenzene
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