C7H10N2
122.17 g/mol
Flavor & FragranceWarning
2,3,5-Trimethylpyrazine
CAS14667-55-1EC238-712-0
Category
Flavor & Fragrance
Compound Class
Heterocycle
Primary Use
flavoring agent and fragrance
2,3,5-Trimethylpyrazine is a naturally occurring pyrazine compound with three methyl substituents. It functions as a flavoring agent and fragrance ingredient, and also serves as a pheromone and a metabolite in various organisms.
flavoring agentfragrance ingredientpheromone
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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flavoring agent and fragrance
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Flavoring agent and fragrance
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flavoring agent and fragrance
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flavoring agent and fragrance
ReferenceSame Category
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flavor and fragrance intermediate
ReferenceSame Category
2-ethenyl-furan
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Flavoring and fragrance agent
ReferenceSame Category
P-menthan-3-ol
CAS1490-04-6
flavor and fragrance ingredient
ReferenceSame Category
Β-ionone
CAS14901-07-6
Fragrance and flavoring ingredient
Safety Reference
Warning
H226Flammable liquid and vapour
H302Harmful if swallowed
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for 2,3,5-Trimethylpyrazine (CAS 14667-55-1) 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
2,3,5-trimethylpyrazine
InChIKey
IAEGWXHKWJGQAZ-UHFFFAOYSA-N
SMILES
CC1=CN=C(C(=N1)C)C
Synonyms (9)
- 2,3,5-Trimethylpyrazine
- 2,3,6-Trimethylpyrazine
- FEMA 3244
- Pyrazine, 2,3,5-trimethyl-
- Pyrazine, trimethyl-
- Trimethyl-pyrazine
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