C5H3N3
105.1 g/mol
Flavor & FragranceWarning
Pyrazinecarbonitrile
CAS19847-12-2EC243-369-5
Category
Flavor & Fragrance
Compound Class
Heterocycle
Primary Use
Flavor and fragrance intermediate
Pyrazinecarbonitrile, also known as cyanopyrazine, is a nitrile-containing pyrazine compound. It is used primarily as an intermediate in the production of flavors and fragrances.
flavor and fragrance intermediate
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
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1-(furan-3-yl)ethan-1-one
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Flavor and fragrance intermediate
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flavor and fragrance intermediate
ReferenceSame Category
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flavor and fragrance intermediate
ReferenceSame Category
2,4,5-trimethyloxazole
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flavor and fragrance ingredient
ReferenceSame Category
3,7-Dimethyl-1-octyl acetate
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fragrance ingredient
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Pyrazinecarbonitrile (CAS 19847-12-2) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
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
pyrazine-2-carbonitrile
InChIKey
PMSVVUSIPKHUMT-UHFFFAOYSA-N
SMILES
C1=CN=C(C=N1)C#N
Synonyms (11)
- Pyrazinamide EP Impurity B(Cyanopyrazine)(Discontinued,See C4X-14122)
- 2-Cyanopyrazine
- 2-Pyrazinecarbonitrile
- Cyanopyrazine
- PYRAZINYL CYANIDE
- PncA Inhibitor, 6
- Pyrazinamide Impurity 2
- Pyrazinamide Impurity B
- Pyrazinecarbonitrile
- Pyrazinenitrile
- Pyrazinonitrile
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