What is Bornyl Valerate?
Bornyl valerate (CAS Number 7549-41-9) is a synthetic ester compound created through the combination of borneol, a bicyclic monoterpene alcohol, and valeric acid (pentanoic acid). This colorless to pale yellow liquid belongs to the class of organic compounds used in the fragrance and flavoring industries. The compound's chemical structure gives it characteristic spicy, woody, and herbal aromatic properties that make it valuable in flavor formulation.
Common Uses
Bornyl valerate functions primarily as a flavoring agent and flavor adjuvant in the food and beverage industry. It is typically employed in small quantities to enhance or modify the sensory profile of various products. Common applications include:
- Alcoholic beverages, particularly liqueurs and spirits where woody and herbal notes are desired
- Confectionery and candy formulations
- Baked goods and pastry products
- Savory food applications requiring spice or herbal complexity
- Flavor compounds and essential oil replacements
The compound is used at very low concentrations, generally in the parts per million (ppm) range, which is typical for synthetic flavoring agents in food applications.
Safety Assessment
According to the FDA's adverse events database, there have been zero reported adverse events associated with bornyl valerate. Additionally, the FDA database shows zero product recalls linked to this additive. These records suggest no documented safety concerns from consumer use.
Bornyl valerate has not been designated as Generally Recognized as Safe (GRAS) by the FDA, meaning it has not undergone the formal GRAS notification process. However, the absence of a GRAS designation does not indicate a safety concern; rather, it reflects the regulatory pathway and historical use documentation that manufacturers have pursued. Some flavor compounds are approved for use without requiring GRAS status through alternative regulatory mechanisms.
The compound is structurally related to naturally occurring compounds found in various plants and essential oils. Borneol, its parent compound, has a long history of use in traditional medicines and as a flavoring agent. Valeric acid is a naturally occurring short-chain fatty acid found in fermented foods and plant sources.
Regulatory Status
In the United States, bornyl valerate is permitted for use in food as a flavoring substance, subject to FDA regulations governing synthetic flavoring agents. The Food and Drug Administration regulates synthetic flavors under 21 CFR Part 182, which establishes safety standards and acceptable use levels.
The European Food Safety Authority (EFSA) maintains its own assessment protocols for flavoring substances. Manufacturers seeking to use this additive in different jurisdictions must comply with the specific regulatory requirements of each region, as flavoring approval processes vary internationally.
The absence of an FDA GRAS determination means that its use must comply with general FDA food additive regulations, which require that it be used at levels proven safe through appropriate toxicological data and established use history.
Key Studies
Limited published scientific literature specifically addresses bornyl valerate toxicology. Most data supporting its use comes from its structural relationship to established safe flavoring components and its parent compounds. The low concentration levels at which it is used in food products significantly reduces potential exposure concerns.
General safety assessments of similar ester-based flavoring compounds, along with the established safety profile of borneol when used as a flavoring ingredient, provide supporting evidence for the compound's safety profile at typical use levels in food applications.
The absence of documented adverse events despite decades of use in the flavor industry suggests an acceptable safety margin at permitted concentration levels. However, comprehensive published toxicological studies specifically on bornyl valerate remain limited in the scientific literature.