# Dihydro-2,4,6-trimethyl-4h-1,3,5-dithiazine

> Source URL: https://additivefacts.com/additives/dihydro-2-4-6-trimethyl-4h-1-3-5-dithiazine
> Markdown URL: https://additivefacts.com/additives/dihydro-2-4-6-trimethyl-4h-1-3-5-dithiazine.md

**Safety rating:** UNKNOWN
**CAS number:** 86241-90-9
**Category:** flavoring
**FDA GRAS:** no
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-02

## Summary

Dihydro-2,4,6-trimethyl-4h-1,3,5-dithiazine is a synthetic organic compound used as a flavoring agent in food products. It belongs to the dithiazine chemical family and is employed to impart or enhance specific flavor characteristics in various food applications.

## Regulatory status

| Country | Status |
| --- | --- |
| United States | approved |
| European Union | not_evaluated |
| United Kingdom | not_evaluated |
| Canada | not_evaluated |
| Australia | not_evaluated |
| Japan | not_evaluated |
| South Korea | not_evaluated |
| Brazil | not_evaluated |
| China | not_evaluated |
| India | not_evaluated |

## Detailed analysis

## Regulatory Status

The regulatory approval status of dihydro-2,4,6-trimethyl-4h-1,3,5-dithiazine varies by jurisdiction. In the United States, without GRAS status, its use would need to be approved through the FDA's food additive petition process, which requires submission of safety data including toxicological studies. The European Food Safety Authority (EFSA) maintains separate approval processes for food flavorings under Regulation (EC) No 1334/2008. Different countries may have varying approval statuses, and manufacturers using this compound must comply with regulations in their specific markets. Any food containing this additive should be manufactured in accordance with applicable food safety regulations in the intended distribution regions.

## Key Studies

Public scientific literature on dihydro-2,4,6-trimethyl-4h-1,3,5-dithiazine remains limited, which is not uncommon for niche synthetic flavoring compounds. The absence of published safety studies does not necessarily indicate inadequate safety, but rather reflects the compound's specialized use in the flavor industry. Manufacturers employing this ingredient typically conduct proprietary toxicological assessments as required by regulatory bodies. Interested parties seeking detailed safety information should consult manufacturer documentation, regulatory submissions (where publicly available), or contact the companies using this flavoring agent directly. As with all food additives, regulatory agencies worldwide continue to monitor emerging scientific evidence and may adjust approval status based on new data.

Additive Facts provides this information for educational purposes to help consumers and professionals understand food ingredients. Questions about specific products containing this additive should be directed to manufacturers or regulatory authorities.

## Sources

- FDA Substances Added to Food (CFSAN)
- OpenFDA Adverse Event Reporting System (AERS)
- OpenFDA Food Recalls
- EFSA OpenFoodTox
- EU Food Additive Portal

## Citation

Additive Facts. "Dihydro-2,4,6-trimethyl-4h-1,3,5-dithiazine — Safety, regulation, and evidence." https://additivefacts.com/additives/dihydro-2-4-6-trimethyl-4h-1-3-5-dithiazine. Accessed 2026-05-19.