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boronia absolute

Boronia absolute is an aromatic extract from Boronia megastigma nees, used for its distinct floral and fruity scent in flavors and fragrances.

General Material Description

Boronia absolute is a botanical extract obtained from the plant Boronia megastigma nees. It belongs to the class of absolutes, which are highly concentrated aromatic substances derived mainly through solvent extraction. This absolute is characterized by a floral aroma with warm, sweet, woody, fresh, and fruity green tonalities, commonly described as having nuances of cassie violet and honey. Also known by synonyms like absolute boronia and boronia oil, it is a valued ingredient in both fragrance and flavor industries. The chemical identity and composition of boronia absolute link to its complex natural origin, with a corresponding detailed profile available in controlled-vocabulary databases such as PubChem. It is predominantly sourced from wild or cultivated specimens of Boronia megastigma nees, native to Tasmania and parts of Australia.

Occurrence, Applicability & Potential Uses

Boronia absolute is obtained from the shrub species Boronia megastigma nees, native to Tasmania. This aromatic extract finds use primarily as a flavor and fragrance agent. Within flavor applications, it contributes fruity and tropical notes, while in perfumery, it imparts complex floral nuances reminiscent of acacia, violet, honey, and sweet pea. The compound is recognized under standards such as FEMA (US), with FEMA number 2167 assigned to it. Such standards help establish its appropriate inclusion levels in consumer products. Its pleasant scent profile makes it suitable for enhancing a broad range of olfactory creations including cosmetics, personal care products, and certain food flavorings. The compound's unique aroma allows for its use in formulations aimed at replicating or enhancing natural floral and fruity characteristics.

Physico-Chemical Properties Summary

Boronia absolute exhibits physical properties important to its handling and formulation. It has a specific gravity ranging between 0.95 and 1.02 at 25 °C, indicating a density close to that of water, which influences its solubility and mixing behavior in various solvents. Its flash point is recorded at 143 °F (approximately 62 °C), classifying it as relatively non-volatile under typical ambient conditions but requiring appropriate storage precautions. This absolute dissolves well in alcohol and paraffin oil, facilitating its incorporation into many fragrance and flavor bases. However, it has low solubility in propylene glycol and limited aqueous solubility, particularly at standard ambient temperatures. These properties affect how boronia absolute is incorporated in complex formulations and its stability in different product matrices.

FAQ

What is boronia absolute and how is it produced?
Boronia absolute is a concentrated aromatic extract derived from the plant Boronia megastigma nees. It is generally produced through solvent extraction methods applied to the flowers of the plant, yielding a viscous, fragrant substance characterized by floral and fruity notes. This absolute captures the essence of the botanical and is used primarily in perfumery and flavoring.
In what products and applications is boronia absolute commonly used?
Boronia absolute is widely utilized within the fragrance and flavor industries. Its complex floral and fruity aroma makes it suitable for inclusion in perfumes, personal care formulations, and a variety of flavored products such as beverages and confections. Due to its solubility characteristics, it is most effectively incorporated into alcohol-based and oil-based formulations, enhancing tropical and floral scent profiles.
What regulations and safety considerations apply to boronia absolute?
Boronia absolute is listed under FEMA (US) with the number 2167. Safety evaluations indicate it may be an irritant, particularly to eyes, and handling recommendations include use of protective gloves and eye protection. Usage levels are recommended not to exceed 3 percent in fragrance concentrates, according to IFRA (Global) guidelines, to mitigate sensitization risks. No comprehensive data on toxicity via oral, dermal, or inhalation routes is available, highlighting the importance of adherence to established exposure limits.

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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Other Information

FDA Substances Added to Food (formerly EAFUS):View
Export Tariff Code:3301.90.5000
Typical G.C.
Wikipedia:View

General Material Information

Trivial Name boronia absolute
Short Description boronia megastigma nees absolute
CAS Number 8053-33-6
FEMA Number 2167
FDA UNII Search
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 8053-33-6 ; BORONIA, ABSOLUTE (BORONIA MEGASTIGMA NEES)
Synonyms
  • absolute boronia
  • boronia absolute tasmanian
  • boronia megastigma nees absolute
  • Oils, boronia
  • Boronia oil

PhysChem Properties

Material listed in food chemical codex No
Specific gravity @ 25 °C
Pounds per Gallon 7.905 to 8.487
Flash Point TCC Value 61.67 °C TCC
Solubility
alcohol Yes
paraffin oil Yes
water, 24.67 mg/L @ 25 °C (est) Yes
water No
propylene glycol No

Organoleptic Properties

Odor Type: Floral
currant black currant, violet, warm, sweet, woody, fresh, fruity, green, floral, honey, herbal
Luebke, William tgsc, (1982) At 100.00 %. cassie violet warm sweet woody fresh fruity green
Mosciano, Gerard P&F 22, No. 4, 75, (1997) Floral, fruity, honey, green and herbal
Flavor Type: Fruity
fruity, citrus, tutti frutti, pulpy, honey
Mosciano, Gerard P&F 22, No. 4, 75, (1997) At 10.00 ppm. Fruity, citrus, tutti-frutti, pulpy and honey

Occurrences

Potential Uses

Applications
Odor purposes Acacia , Apricot , Berry , Citrus , Floral , Grape , Honey , Honeysuckle , Mimosa , Peach , Sweet pea , Valerian , Violet
Flavoring purposes Tropical , Valerian

Safety Information

Safety information

European information :
Most important hazard(s):
Xi - Irritant
R 36 - Irritating to eyes.
S 02 - Keep out of the reach of children.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 37/39 - Wear suitable gloves and eye/face protection.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
IFRA Critical Effect:
Sensitization
contains the following IFRA (Annex) restricted components: (non-analysis max. level reference only)
geraniol Max. Found: trace to
farnesol Max. Found:
benzyl benzoate Max. Found:
benzyl alcohol Max. Found: trace to
Recommendation for boronia absolute usage levels up to:
3.0000 % in the fragrance concentrate.
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 3
Click here to view publication 3
average usual ppmaverage maximum ppm
baked goods: -10.00000
beverages(nonalcoholic): -4.30000
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: -2.80000
fruit ices: -2.80000
gelatins / puddings: --
granulated sugar: --
gravies: --
hard candy: -11.00000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: --
sugar substitutes: --
sweet sauces: --

Safety references

EPI System: View
EPA Substance Registry Services (TSCA):8053-33-6
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
National Institute of Allergy and Infectious Diseases:Data
boronia megastigma nees absolute
Chemidplus:0008053336