Flavor ingredient regulatory record
Triethylthialdine
Triethylthialdine is a thiol in the fruity family, FEMA GRAS under FEMA number 4748 (CAS 54717-17-8). Its odor is sweet, sulfurous, fruity, tropical.
- FEMA
- 4748
- CAS
- 54717-17-8
- JECFA
- 2205
- EU FL
- 15.054
- Formula
- C9H19NS2
GRAS status: FEMA GRAS. Source: FEMA Flavor Ingredient Library.
Structure
Identity
Also known as: 2,4,6-triethyl-1,3,5-dithiazinane, 4h-1,3,5-dithiazine, 2,4,6-triethyldihydro-, dihydro-2,4,6-triethyl-1,3,5(4h)-dithiazine, 2,4,6-triethyl tetrahydro-1,3,5-dithiazine, 5,6-dihydro-2,4,6-triethyl-4h-1,3,5-dithiazine, 2,4,6-triethyl-1,3,5-dithiazinane #, 5,6-dihydro-2,4,6-triethyl-(4h)1,3,5-dithiazine, 5,6-dihydro-2,4,6-triethyl-(4h)-1,3,5-dithiazine.
Can Triethylthialdine be labeled natural?
Nature occurrence: Not yet found in nature (provisional).
Nature occurrence has not been settled for this substance, so the natural or artificial class is not stated here. The FEMA GRAS status does not depend on it.
Regulatory status, with citations
United States
Triethylthialdine is FEMA GRAS under FEMA number 4748. It is cited in the Code of Federal Regulations at 21 CFR 172.515.
European Union and United Kingdom
Listed on the Union List of flavouring substances as FL 15.054, Annex I Part A under Regulation (EC) 1334/2008, evaluation status approved (EFSA). The UK retains the same list.
Purity. Mixture of diastereoisomers ((R/R), (R/S), (S/R) & (S/S))
JECFA (WHO / FAO)
JECFA number 2205.
Other US flags
Not on the California Proposition 65 list.
Odor and taste
Odor: Sweet, sulfurous, fruity, tropical.
Where it is used
Triethylthialdine is used in beverage, confection, savory dishes and snacks, typically as a fruity note.
Structurally similar flavor ingredients
Flavor ingredients with a GRAS determination closest to Triethylthialdine by structure. Whether one can replace it is a sensory and regulatory call; the reformulation tool works that through.
| Material | FEMA | Similarity | Occurrence |
|---|---|---|---|
| 2-Isopropyl-4,6-dimethyl and 4-Isopropyl-2,6-dimethyldihydro-1,3,5-dithiazine | 3782 | 75% | In nature |
| 2-Ethyl-4,6-dimethyl-dihydro-1,3,5-dithiazine | 4667 | 75% | Not determined |
| 2,4,6-Triisobutyl-5,6-dihydro-4H-1,3,5-dithiazine | 4017 | 62% | Not determined |
| (+/-) 4-Methyl-2-propyl-1,3-oxathiane | 4677 | 52% | Not determined |
| 2-Methyl-4-propyl-1,3-oxathiane | 3578 | 48% | In nature |
More thiols in this index
p-Mentha-8-thiol-3-one · Diisopentyl thiomalate · S-Furfuryl thiopropionate · (+/-) 4-Methyl-2-propyl-1,3-oxathiane · Methyl isobutanethioate · 2,5-Dimethyl-3-furanthiol
Triethylthialdine FAQ
Is triethylthialdine on the FEMA GRAS list?
It is. FEMA number 4748 covers triethylthialdine. It is also codified at 21 CFR 172.515.
What is the FEMA number for triethylthialdine?
The FEMA number for triethylthialdine is 4748 and its CAS registry number is 54717-17-8. FEMA files it in the fruity flavor category.
Is triethylthialdine approved in the EU?
Triethylthialdine is on the EU Union List of flavouring substances as FL 15.054 (Annex I Part A) under Regulation 1334/2008.
Has JECFA evaluated triethylthialdine?
Yes. JECFA number 2205.
What is triethylthialdine used for?
Triethylthialdine is described as sweet, sulfurous, fruity, tropical. It shows up in beverage, confection, savory dishes and snacks.
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Guides: What Is FEMA GRAS? · Natural vs artificial · Filing a GRAS notification
Check Triethylthialdine in a formula
Screened against FEMA GRAS, 21 CFR and EU rules as you build. Free to start.
Sources and attribution. The FEMA number and GRAS status on this page name a conclusion reached by the Expert Panel of the Flavor and Extract Manufacturers Association of the United States. FDA does not list this substance by FEMA number in its Substances Added to Food inventory. Its identity is attested by EU Union List of flavouring substances, matched on CAS 54717-17-8.
FEMA publishes its own entry for this substance in the FEMA Flavor Library, which is the authoritative record and is worth reading alongside this page.
Ambrose Compliance is not affiliated with, endorsed by, or sponsored by FEMA. FEMA and FEMA GRAS are used here as identifiers for a published regulatory determination, not as marks of any relationship between FEMA and Ambrose.
About this page. Facts come from the FDA Substances Added to Food inventory, the Code of Federal Regulations, the EPA TSCA Inventory, the EU Union List, JECFA and the Ambrose database, with FEMA's published determination cited where it applies; parts of the text are written by Ambrose AI, which can make mistakes. Check the cited source before relying on anything here. This is not regulatory or legal advice.