C7H11NS
141.24 g/mol
Flavor & FragranceWarning
2-ISOBUTYLTHIAZOLE
CAS18640-74-9EC242-470-1
Category
Flavor & Fragrance
Compound Class
Heterocycle
Primary Use
food flavoring agent
2-Isobutylthiazole is a thiazole compound with a green, tomato-like note that is used as a flavoring agent in foods and beverages. It is found naturally in tomatoes and is also used to enhance flavors in blackcurrant, papaya, melon, raspberry, roast beef, and lime products, while also serving as a pheromone and a Maillard reaction product.
food flavoring agentflavor enhancer in beveragespheromone
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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Fragrance ingredient in consumer products
ReferenceSame Category
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Fragrance ingredient for consumer products
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-ISOBUTYLTHIAZOLE (CAS 18640-74-9) is 2934.10.
HS code (international, 6-digit)
2934.10
EU CN code (8-digit)
2934 10 00
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-(2-methylpropyl)-1,3-thiazole
InChIKey
CMPVUVUNJQERIT-UHFFFAOYSA-N
SMILES
CC(C)CC1=NC=CS1
Synonyms (10)
- 2-(2-Methylpropyl)thiazole
- 2-ISOBUTYLTHIAZOLE
- 2-Isobutyl-1,3-thiazole
- 2-Isobutylthiazole, 8CI
- FEMA 3134
- Thiazole, (2-methylpropyl)-
- Thiazole, 2-(2-methylpropyl)-
- Thiazole, 2-isobutyl-
- Thiazole, 2-isobutyl- (8CI)
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