Trans- And Cis-2,4,8-trimethyl-3,7-nona-dien-2-ol

Trans- and cis-2,4,8-trimethyl-3,7-nona-dien-2-ol is a synthetic organic compound classified as a flavoring agent. The compound exists in two isomeric forms (trans and cis), which have slightly different spatial arrangements of atoms but identical molecular compositions. This additive is designed to replicate or enhance natural fruity and woody flavor profiles in food and beverage applications.

The compound belongs to the broader category of synthetic flavoring substances that are chemically engineered to mimic flavors found in nature or create novel flavor combinations. With CAS number 479547-57-4, this specific flavoring agent is registered in chemical databases and used in the food industry.

This flavoring compound is primarily used in the food and beverage industry as a flavoring agent or adjuvant—meaning it can function either as the primary flavoring substance or as a supporting agent to enhance, modify, or round out other flavors. Typical applications include:

- Processed fruit beverages and juices

- Flavored dairy products

- Confectionery items

- Baked goods

- Savory snack foods

- Alcoholic and non-alcoholic beverages

The compound is used in extremely small quantities, typically measured in parts per million (ppm), which is standard practice for synthetic flavoring agents. Food manufacturers select this additive based on its sensory profile and stability under various processing and storage conditions.

Currently, there is limited published scientific literature specifically examining the toxicology of this particular compound. The additive has not been granted Generally Recognized As Safe (GRAS) status by the FDA, which means it has not undergone the formal GRAS notification process or been included on the FDA's GRAS list.

However, the absence of GRAS status does not indicate that the substance is unsafe. Rather, it reflects that either: (1) formal GRAS notification has not been submitted to the FDA, or (2) the notification process is ongoing or was not pursued by manufacturers. Use of this flavoring in the United States would require prior FDA approval through the food additive petition process.

According to available FDA records, there have been zero adverse events reported and zero recalls associated with this additive, suggesting it has not generated safety concerns in regulatory databases. The lack of reported incidents indicates either minimal market presence or, if used, a satisfactory safety profile under current conditions of use.

This flavoring agent's regulatory status varies globally:

- **United States**: Not on the GRAS list; would require FDA food additive approval for use

- **European Union**: Not identified in readily available EFSA approved flavoring databases

- **Other Regions**: Status unknown in most other regulatory jurisdictions

The regulatory pathway for synthetic flavoring agents typically involves safety assessment data, including chemical identity, proposed use levels, dietary exposure estimates, and toxicological studies. Manufacturers seeking approval must demonstrate that the additive is safe at its intended level of use.

No peer-reviewed scientific studies specifically examining this compound's safety profile were identified in major scientific databases. This lack of published research further explains why GRAS status has not been established. Any regulatory approvals would require proprietary safety data submitted to regulatory agencies, which may not be publicly available.

For comparison, other synthetic flavor compounds undergo safety evaluation based on structural similarity to known safe compounds (read-across data), bacterial reverse mutation tests (Ames test), and other standard toxicological assessments. The specific safety data for this compound would need to be reviewed through official regulatory channels.

Consumers seeking information about products containing this additive should review ingredient labels and contact manufacturers directly for safety documentation.