W439400

2,4,5-Trimethyloxazole

99%, FG

• Synonyme(s) : Trimethyloxazole
• Formule empirique (notation de Hill): C₆H₉NO
• Numéro CAS: 20662-84-4
• Poids moléculaire : 111.14
• Numéro FEMA: 4394
• Numéro CE : 243-952-4
• Numéro MDL: MFCD00005308
• Code UNSPSC : 12164502
• ID de substance PubChem : 329830710
• Numéro Flavis : 13.169
• Nomenclature NACRES : NA.21

Propriétés

• Source biologique: synthetic
• Niveau de qualité: 400
• Qualité: FG
• Conformité réglementaire: EU Regulation 1334/2008 & 872/2012
• Pureté: 99%
• Indice de réfraction: n20/D 1.442 (lit.)
• Point d'ébullition: 133-134 °C/760 mmHg (lit.)
• Densité: 0.957 g/mL at 25 °C (lit.)
• Application(s): flavors and fragrances
• Documentation: see Safety & Documentation for available documents
• Allergène alimentaire: no known allergens
• Propriétés organoleptiques: green; nutty; sweet
• Chaîne SMILES: Cc1nc(C)c(C)o1
• InChI: 1S/C6H9NO/c1-4-5(2)8-6(3)7-4/h1-3H3
• Clé InChI: ZRLDBDZSLLGDOX-UHFFFAOYSA-N

Description

Description générale

2,4,5-Trimethyloxazole is an important heterocyclic flavor compound that generally occurs in coffee and cocoa. It is reported to be present in meat and roasted peanuts due to its formation by the reaction between 2,3-butanedione and alanine or cysteine due to Strecker′s degradation.

Application

Possible applications: Chocolate, Dutch cocoa, coffee, various savory meaty flavors, malt and toasted bread.

Actions biochimiques/physiologiques

Odor at 1.0%: Slight pyridine-like, roasted vegetative, toasted Dutched cocoa background with a slight nutty nuance.
Taste at 1ppm: Sweet roasted cocoa, coffee, chocolate, slightly seared savory beef, proteinous with green vegetative nuances.

Autres remarques

Natural occurrence: Heated beef, cocoa, cooked pork, French fries, autolyzed yeast, cooked egg and fried chicken.

Informations sur la sécurité

• Pictogrammes: GHS02
• Mention d'avertissement: Warning
• Mentions de danger: H226
• Classification des risques: Flam. Liq. 3
• Code de la classe de stockage: 3 - Flammable liquids
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): 91.4 °F - closed cup
• Point d'éclair (°C): 33 °C - closed cup
• Équipement de protection individuelle: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter