| CAS (Single) | 127-91-3 |
| FEMA | 2903 |
| EINECS | 204-872-5 |
| Synonyms |
|
| JECFA Food Flavoring | 1330 |
| JECFA Food Additive | N/A |
| DG SANTE Food Flavourings | 01.003 pin-2(10)-ene |
| DG SANTE Food Contact Materials | pin-2(10)-ene |
| FDA UNII | 4MS8VHZ1HJ |
| CoE Number | 2114 |
| XlogP3-AA | N/A |
| Molecular Weight | 136.23752 |
| Molecular Formula | C10 H16 |
| Food Chemicals Codex Listed | No |
| Appearance | colorless clear liquid (est) |
| Assay | 97.00 to 100.00 |
| Specific Gravity | 0.86700 to 0.87100 @ 25.00 °C. |
| Lbs/Gal (est) | 7.214 to 7.248 |
| Refractive Index | 1.47700 to 1.48100 @ 20.00 °C. |
| Melting Point | N/A |
| Boiling Point | 163.00 to 166.00 °C. @ 760.00 mm Hg |
| Flash Point | 95.00 °F. TCC ( 35.00 °C. ) |
| Acid Value | N/A |
| Vapor Pressure | 2.930000 mmHg @ 25.00 °C. |
| Vapor Density | N/A |
| logP (o/w) | 4.16 |
| Soluble In |
|
| Occurrence |
|
| Organoleptic Notes |
|
| Odor | herbal dry, woody, resinous, pine, hay, green, eucalyptus, camphoreous, cooling, terpenic, fresh, minty, spicy, peppery, nutmeg |
| Flavor | pine pine, terpenic, woody, resinous, minty, camphoreous, balsamic, spicy, fresh |
Beta-pinene is a bicyclic monoterpene with a characteristic pine-like aroma. Its structure includes a methylene group, which contributes to its reactivity and odor profile. The compound's functional groups and bicyclic structure are crucial for its role in both flavor and fragrance applications, providing a fresh, woody scent.
Citation hooks: FlavScents; PubChem; FEMA
Beta-pinene is known for its fresh, woody, and pine-like aroma, often described as resinous and slightly herbal. It is a high-impact odorant with a relatively low odor threshold, making it effective even at low concentrations. In flavor applications, beta-pinene can impart a crisp, green note, enhancing the freshness of citrus and herbal profiles. Its sensory role is typically as an impact note, providing a distinct pine character that can also serve as a background modifier in complex formulations.
Citation hooks: FlavScents; peer-reviewed sensory literature
Beta-pinene is naturally found in a variety of essential oils, including those from pine trees, rosemary, and eucalyptus. It is a major component of turpentine oil. The compound is biosynthesized in plants via the mevalonate pathway, a key process in the formation of terpenes. Its presence in natural sources qualifies it for use in "natural flavor" and "natural fragrance" designations, aligning with consumer preferences for natural products.
Citation hooks: FlavScents; food chemistry literature; EFSA/JECFA monographs
Beta-pinene is utilized in a range of flavor categories, including citrus, herbal, and spice. It serves as a functional component in flavor systems, providing a fresh, piney note that enhances the overall profile. Typical use levels in finished food or beverages range from 0.1 to 10 ppm, depending on the desired intensity and application. It is generally stable under typical processing conditions but can be prone to oxidation, which may alter its sensory characteristics.
Citation hooks: FlavScents; FEMA GRAS documentation; formulation literature
In fragrance applications, beta-pinene is a versatile component used across various fragrance families, including woody, fresh, and green. It acts as a modifier and impact note, contributing to the top and middle notes of a fragrance composition. Typical concentration ranges in formulations are from trace amounts to 1%, depending on the desired effect and product type. Its volatility makes it suitable for top and middle note contributions, providing a fresh, uplifting aroma.
Citation hooks: FlavScents; IFRA; fragrance chemistry texts
Beta-pinene is widely approved for use in both flavor and fragrance applications, with harmonized regulations across major markets. However, formulators should verify specific country requirements due to potential variability.
Citation hooks: FEMA; EFSA; national authority publications
For oral exposure, beta-pinene is considered safe within the limits established by FEMA and EFSA, with an acceptable daily intake (ADI) not specifically defined but generally recognized as safe at typical use levels. Dermal exposure in fragrance applications is subject to IFRA guidelines, which recommend limits to prevent irritation and sensitization. Inhalation exposure is generally safe at typical fragrance concentrations, but occupational exposure should be managed to prevent respiratory irritation.
Citation hooks: EFSA; FEMA; PubChem; toxicology literature
Beta-pinene is valued for its ability to impart a fresh, piney note that enhances both flavor and fragrance compositions. It synergizes well with citrus, herbal, and woody notes, providing a crisp, clean character. Formulators should be cautious of its oxidation potential, which can lead to off-notes. It is often under-utilized in complex blends where its impact can be overshadowed by more dominant components.
Citation hooks: FlavScents; industry practice
The data on beta-pinene is well-established, with comprehensive sensory and regulatory information available. Industry practices are well-documented, though some regional regulatory nuances may require further verification. Known data gaps are minimal, primarily related to specific regional regulatory updates.
Citation hooks: FlavScents
About FlavScents AInsights (Disclosure)
FlavScents AInsights integrates information from authoritative government, scientific, academic, and industry sources to provide applied, exposure-aware insight into flavor and fragrance materials. Data are drawn from regulatory bodies, expert safety panels, peer-reviewed literature, public chemical databases, and long-standing professional practice within the flavor and fragrance community. Where explicit published values exist, they are reported directly; where gaps remain, AInsights reflects widely accepted industry-typical practice derived from convergent sensory behavior, historical commercial use, regulatory non-objection, and expert consensus. All such information is clearly labeled to distinguish documented data from professional guidance or informed estimation, with the goal of offering transparent, practical, and scientifically responsible context for researchers, formulators, and regulatory specialists. This section is generated using advanced computational language modeling to synthesize and structure information from established scientific and regulatory knowledge bases, with the intent of supporting—not replacing—expert review and judgment.
Generated 2026-01-20 17:50:57 GMT (p2)
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