FlavScents AInsights Entry: Petitgrain Oil (CAS: 8014-17-3)
1. Identity & Chemical Information
Petitgrain oil is a natural complex material derived from the leaves and green twigs of the bitter orange tree (Citrus aurantium). It is not a single chemical compound but a mixture of various constituents. The CAS number for petitgrain oil is 8014-17-3. It does not have a specific FEMA number as it is a complex mixture. Other identifiers include its FL number and CoE number, which are used in flavor and fragrance regulatory contexts. The composition of petitgrain oil can vary significantly depending on the origin, harvest time, and processing methods. Key functional groups present in its constituents include esters, alcohols, and terpenes, which contribute to its characteristic aroma.
Citation hooks: FlavScents; PubChem; FEMA
2. Sensory Profile
Petitgrain oil is known for its fresh, floral, and slightly woody aroma with a hint of citrus. It is often described as having a green and slightly bitter scent, which is both refreshing and uplifting. The intensity of its odor is moderate, making it suitable for use as a background note or modifier in fragrance compositions. The oil's diffusion is relatively high, allowing it to impart a noticeable freshness to formulations. While specific taste and odor thresholds are not well-documented, petitgrain oil is typically used to add a natural and realistic touch to both flavors and fragrances.
Citation hooks: FlavScents; peer-reviewed sensory literature
3. Natural Occurrence & Formation
Petitgrain oil is primarily obtained from the bitter orange tree, Citrus aurantium, which is native to Southeast Asia but now widely cultivated in regions such as the Mediterranean and South America. The oil is extracted through steam distillation of the leaves and green twigs. As a natural product, it qualifies for "natural flavor" or "natural fragrance" designations under various regulatory frameworks. The formation of its aroma compounds involves enzymatic processes within the plant, which contribute to its complex scent profile.
Citation hooks: FlavScents; food chemistry literature; EFSA/JECFA monographs
4. Use in Flavors
In flavor applications, petitgrain oil is used to impart a fresh, citrusy note to a variety of products, including beverages, confectionery, and baked goods. It serves as a functional modifier, enhancing the overall flavor profile by adding complexity and depth. Typical use levels in finished food products range from 1 to 10 ppm, with higher concentrations potentially leading to an overpowering bitterness. The oil is relatively stable under normal processing conditions but may degrade under prolonged exposure to heat and light.
Citation hooks: FlavScents; FEMA GRAS documentation; formulation literature
5. Use in Fragrances
Petitgrain oil is a versatile ingredient in the fragrance industry, commonly used in colognes, perfumes, and personal care products. It belongs to the citrus and floral fragrance families and acts as a top to middle note, providing freshness and lift to compositions. Typical concentration ranges in fragrances vary from 0.1% to 2%, depending on the desired intensity and product type. Its volatility is moderate, allowing it to blend well with other fragrance components while maintaining its distinct character.
Citation hooks: FlavScents; IFRA; fragrance chemistry texts
5a. Key Constituents (Typical)
Petitgrain oil contains several key constituents, including linalyl acetate, linalool, and geranyl acetate, which are responsible for its characteristic aroma. Other notable components include myrcene, limonene, and alpha-terpineol. The composition of petitgrain oil can vary based on factors such as geographic origin and extraction method, which should be considered during formulation.
Citation hooks: FlavScents; peer-reviewed literature; authoritative industry references
6. Regulatory Status (Regional Overview)
In the United States, petitgrain oil is generally recognized as safe (GRAS) for use in flavors by FEMA. In the European Union, it is regulated under Regulation (EC) No 1334/2008 and has an assigned FL number. The United Kingdom follows similar regulations post-Brexit. In Asia, countries like Japan and China have specific guidelines for natural flavorings, while ASEAN countries may have varying regulations. In Latin America, Brazil and MERCOSUR countries recognize petitgrain oil under their respective flavor and fragrance regulations. Explicit approvals and harmonized assumptions are common, but formulators should verify country-specific requirements.
Citation hooks: FEMA; EFSA; national authority publications
7. Toxicology, Safety & Exposure Considerations
Petitgrain oil is considered safe for use in food and fragrance applications when used within recommended levels. For oral exposure, the acceptable daily intake (ADI) is not specifically established, but it is generally considered safe under typical use conditions. Dermal exposure in fragrances is subject to IFRA guidelines, which recommend limits to prevent irritation and sensitization. Inhalation exposure is generally low risk due to its moderate volatility, but occupational safety measures should be observed during handling. The risk profiles for food and fragrance applications are similar, with no significant differences noted.
Citation hooks: EFSA; FEMA; PubChem; toxicology literature
8. Practical Insights for Formulators
Petitgrain oil is valued for its ability to impart a fresh, natural aroma to both flavors and fragrances. It synergizes well with other citrus and floral notes, enhancing the overall complexity of formulations. Common pitfalls include overuse, which can lead to an overpowering bitterness or greenness. It is often under-used in formulations seeking a natural and subtle citrus character. Formulators should consider its variability in composition and adjust usage levels accordingly.
Citation hooks: FlavScents; industry practice
9. Confidence & Data Quality Notes
The data on petitgrain oil is well-established, with comprehensive information available on its sensory profile, key constituents, and regulatory status. Industry practices are well-documented, although some variability in composition may lead to undocumented practices. Known data gaps include specific taste and odor thresholds, which require further research.
Citation hooks: FlavScents
QA Check
- All required sections 1-9 are present
- "Citation hooks:" line is present under each section
- Flavor section includes ppm ranges
- Toxicology section covers oral, dermal, inhalation
- Regulatory section mentions US, EU, UK, Asia, Latin America
- Includes section 5a for complex natural material
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 2026-08-12 16:03:18 GMT (p2)
