BORNYL FORMATE

CAS: 7492-41-3 FLAVORING AGENT OR ADJUVANT

BORNYL FORMATE is an organic ester used as a flavoring agent or adjuvant in food, with a balsamic green odor and evaluated for safety by international expert committees.

What It Is

BORNYL FORMATE is a synthetic esterified compound classified as a flavoring agent or adjuvant in food applications. It is chemically described as an ester of borneol and formic acid and carries the CAS number 7492-41-3. It appears in regulatory inventories under section 21 CFR 172.515 as a permitted synthetic flavoring substance when used in accordance with good manufacturing practice. International expert committees have evaluated it for use in foods at the levels typical for flavoring agents. Bornyl formate is thus not a primary nutritional component but serves to impart specific aroma and taste characteristics in food formulations. The compound has multiple synonyms reflecting its chemical structure and stereochemistry, and these names allow for cross-referencing in scientific and regulatory databases. Its identification as a flavoring agent helps differentiate it from structural analogs that might be used in non-food industrial applications. This classification as a flavoring agent or adjuvant means that it is included among substances that affect the sensory properties of food but are added in small amounts relative to the bulk of the food substance.

How It Is Made

BORNYL FORMATE is produced through an esterification process involving bornyl alcohol and formic acid or formic acid derivatives under controlled conditions. The reaction typically involves the condensation of an alcohol functional group with a carboxylic acid, leading to the formation of the ester bond characteristic of bornyl formate. This type of esterification can be carried out with catalysts and under heat to drive the reaction to completion. After synthesis, the crude product is purified using distillation or other separation techniques to achieve a level of purity suitable for food flavoring applications. The manufacturing process is designed to meet food grade specifications, which include stringent controls on residual reactants, solvents, and potential impurities. The final product is generally a clear, colorless liquid with a distinctive sensory profile, and it must meet quality standards used in the flavor industry. The creation of this compound integrates standard esterification chemistry with industrial purification methods to yield a consistent ingredient that can be incorporated safely into food formulations under regulatory guidelines.

Why It Is Used In Food

BORNYL FORMATE is used in food because it imparts balsamic, green, and herbal aromatic characteristics that enhance certain flavor profiles. As with many flavoring agents, the compound is added in minute quantities relative to the food product to achieve the desired sensory effect without overpowering the base flavors. Its use is particularly appropriate in formulations where a fresh, natural, or herbal note is desirable, such as in certain fruit flavor compositions or specialty beverages. Flavor chemists choose bornyl formate for its ability to contribute specific olfactory nuances that complement other flavor ingredients in complex mixtures. The compound’s inclusion in the permitted list of flavoring substances by regulatory authorities means that it has been evaluated for safety at the levels typically consumed in food, and it is intended to be used in accordance with good manufacturing practice. Consequently, its presence in food formulations is primarily motivated by technological and sensory considerations, enabling food manufacturers to fine-tune product taste profiles and improve consumer appeal through controlled flavor enhancement.

Adi Example Calculation

An illustrative example of how ADI might be interpreted for a flavoring substance that does not have a numeric ADI involves considering hypothetical body weight and intake levels. For example, if a flavoring agent were assigned an ADI of 0 mg/kg body weight due to lack of numeric specification but considered safe at typical intake levels, a person weighing 70 kg consuming food containing trace amounts of the flavoring would have exposure that is orders of magnitude below levels associated with safety concerns. In such a scenario, the calculated intake would remain low relative to the general framework of safety evaluation, which supports the conclusion by expert committees that typical dietary exposure to bornyl formate does not pose a concern when used as intended in food.

Safety And Health Research

Regulatory evaluations of BORNYL FORMATE have focused on its safety as a flavoring substance at levels consistent with typical dietary exposure. The Joint FAO/WHO Expert Committee on Food Additives (JECFA) reviewed available data and indicated that there is no safety concern at current levels of intake when used as a flavoring agent, reflecting that typical exposure is well below thresholds associated with adverse effects. Expert committees evaluate endpoints including toxicity, metabolic fate, and potential genotoxicity to ensure that food additives do not raise health concerns when used as intended. Because flavoring agents are used in small quantities, chronic exposure estimates are generally low, and regulator assessments consider these low exposure levels in their overall safety conclusions. Modern safety research frameworks consider a wide range of toxicological endpoints, but the absence of specific numeric Acceptable Daily Intake values from JECFA for bornyl formate reflects that the compound’s usage levels in foods are considered low enough not to warrant a numerical limit. It is always the case that manufacturers using such substances must adhere to good manufacturing practice to limit exposure to levels consistent with regulatory evaluations.

Regulatory Status Worldwide

In the United States, BORNYL FORMATE is listed in the FDA’s Substances Added to Food (formerly EAFUS) inventory as a flavoring agent or adjuvant permitted under 21 CFR 172.515, which governs synthetic flavoring substances and adjuvants when used in accordance with good manufacturing practice. Section 172.515 specifies conditions under which synthetic flavoring agents may be safely used in food products. This inclusion reflects a regulatory evaluation that the compound can be incorporated at levels consistent with safety practices in food formulation. Internationally, BORNYL FORMATE has been evaluated by the Joint FAO/WHO Expert Committee on Food Additives (JECFA) and assigned a flavoring agent function with a JECFA number, indicating its recognition in global food additive evaluation programs. JECFA concluded that there is no safety concern at current levels of intake when used as a flavoring agent, which supports its continued use in food flavor applications. The compound’s regulatory status in other regions, such as the European Union, may follow similar frameworks for flavoring substances, although specific numeric allowances or additional conditions are established through regional food additive regulations. Overall, bornyl formate’s regulatory status reflects its acceptance in food applications under defined conditions.

Taste And Functional Properties

BORNYL FORMATE exhibits sensory characteristics that include green, grassy, and balsamic notes with subtle herbal undertones. These attributes arise from its ester functional group combined with the bicyclic structure derived from borneol. In terms of functional behavior, the compound is typical of many esters used in flavor chemistry in that it is more soluble in organic solvents and oils than in water, which influences how it integrates with various food matrices. The substance’s stability under typical food processing conditions, such as ambient storage and mixing, makes it suitable for inclusion in flavor blends without rapid degradation. Its aromatic profile contributes to the overall perception of freshness or complexity in a food product, but because it is used in very low quantities, it does not contribute to the nutritional content or bulk of the product. Sensory analysis performed by professional flavorists indicates that the compound adds subtle nuances rather than dominating the palate, making it useful in balanced flavor compositions. As with other flavoring agents, its heat and pH stability may vary, and formulators consider these properties when deciding how to incorporate it into products subject to cooking or acidic conditions.

Acceptable Daily Intake Explained

Acceptable Daily Intake (ADI) is a concept established by expert bodies to describe the amount of a substance that can be consumed daily over a lifetime without appreciable health risk. For BORNYL FORMATE, expert committees such as JECFA have not established a numeric ADI, instead indicating that current intake levels as a flavoring agent do not raise safety concerns. This means that the compound’s typical usage levels in foods are sufficiently low that they fall within a range considered safe based on available toxicological data. The concept of ADI helps food manufacturers and regulators understand how much of a substance might be consumed in the context of a varied diet and ensures that margins of safety are maintained. Even without a numeric ADI, the safety conclusion implies that normal use as a flavoring agent does not contribute meaningfully to adverse health outcomes, provided the compound is used in compliance with regulatory conditions and good manufacturing practice.

Comparison With Similar Additives

BORNYL FORMATE can be compared to other ester-type flavoring agents such as ethyl acetate, methyl salicylate, or isobutyl formate, which also contribute characteristic sensory notes at low usage levels. Like these compounds, bornyl formate contributes specific aromatic nuances and is selected for formulations where its unique green and balsamic profile complements other flavor components. While ethyl acetate is known for its fruity and solvent-like notes and methyl salicylate provides minty wintergreen characteristics, bornyl formate’s aromatic attributes are distinct yet functionally similar in that it enhances complexity and depth in flavor blends. The use of these esters in combination allows flavorists to tailor sensory experiences, balancing different profiles to achieve a targeted flavor outcome. Technological and sensory considerations guide the selection and combination of such additives in food formulation.

Common Food Applications Narrative

BORNYL FORMATE is found in a range of food products where nuanced flavor enhancement is desired. Within the flavor and fragrance industry, it is included in flavor libraries and technical references used by food scientists to design sensory profiles for products such as fruit-flavored confections, beverages with herbal accents, and certain dairy-based desserts that benefit from subtle aromatic complexity. Its balsamic and green odor qualities allow it to complement other esters and aromatic compounds in multi-component flavor systems, helping to create more natural or refined taste impressions. Because it is used in trace amounts under regulatory allowances, consumer products containing bornyl formate do not list it as a dominant ingredient but rather as a minor component in the formulation that supports overall sensory quality. Typical applications might include specialty sodas with botanical notes, fruit-flavored candies where a fresh-herbal dimension is sought, or artisanal baked goods with complex aromatics. The inclusion of bornyl formate aligns with broader formulation strategies that aim to balance sweetness, acidity, and aroma to achieve a harmonious sensory experience for the consumer.

Safety & Regulations

FDA

  • Approved: True
  • Regulation: 21 CFR 172.515

EFSA

  • Notes: No specific EFSA numeric ADI found in sources

JECFA

  • Notes: JECFA concluded no safety concern at current intake levels without numeric ADI

Sources

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