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General Material Information

Preferred name tonka undecanone
Trivial Name 6-Ethylideneoctahydro-5,8-methano-2H-1-benzopyran-2-one
Short Description florex (Firmenich)
Formula C12 H16 O2
CAS Number 69486-14-2
FDA UNII Search
Nikkaji Number J441.311C
xLogP3-AA 1.70 (est)
NMR Predictor External link
Synonyms
  • 6-ethylidene octahydro-5,8-methano-2H-1-benzopyran-2-one
  • 3-oxa-10-ethylidene tricyclo(6.2.1.0)undecan-4-one
  • 9-ethylidene-3-oxatricyclo(6.2.1.02,7)undecane-4-one
  • 6-and 7-ethylideneoctahydro-5,8-methano-2H-1-benzopyran-2-one
  • 6-or-7-ethylideneoctahydro-5,8-methano[2h]-1-benzopyran-2-one
  • floralex
  • florex (Firmenich)
  • 5,8-methano-2H-1-benzopyran-2-one, 6-ethylideneoctahydro-
  • 9-ethylidene-3-oxatricyclo(6.2.1.02,7)undecane-4-one
  • 5,8-Methano-2H-1-benzopyran-2-one, 6-ethylideneoctahydro-
  • 6-Ethylideneoctahydro-5,8-methano-2H-1-benzopyran-2-one

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Other Information

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 192.25791931152
Boiling Point 332 to 333°C @ 760 mm Hg
Acid Value 1 max KOH/g
Vapor Pressure 0.00011 mmHg @ 25 °C
Flash Point TCC Value 139.44 °C TCC
logP (o/w) 2.427 est
Solubility
alcohol Yes
water, 1100 mg/L @ 25 °C (est) Yes
Stability
APC: traces - 0.1% Unspecified
candle: traces - 0.1% Unspecified
detergent: traces - 0.5% Unspecified
fine fragrances: traces - 0.5% Unspecified
shampoo: traces - 0.5% Unspecified
shower gel: traces - 0.1% Unspecified
soap: traces - 0.5% Unspecified
softener: traces - 0.5% Unspecified

Organoleptic Properties

Odor Type: Tonka
sweet, spicy, balsamic, tonka, woody, tobacco, green
Odor strength medium , recommend smelling in a 10.00 % solution or less
Substantivity 336 hour(s) at 100.00 %
Luebke, William tgsc, (1985) At 10.00 % in dipropylene glycol. sweet spicy balsam tonka woody tobacco green
It can be used in all types of perfumes but has especially interesting effects in white florals, citrus and fruity accords. A very powerful and tenacious balsamic, Tonka-like note with a unique tangy quality. It has a sweet yet tart character that suggests tobacco and coconut with a green nuance
General comment Diffuse, powerful, balsamic with a touch of beans is thin and a unique astringent

Potential Uses

Applications
Odor purposes Balsam, Coconut, Fern, Green, Powder, Rose, Sandalwood, Tobacco, Tonka bean, Vanilla, Woody
Other purposes Diffusion, Fixer
Cosmetic purposes Perfuming agents

Safety Information

Safety information

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:
fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for tonka undecanone usage levels up to:
0.5000 % in the fragrance concentrate.
Recommendation for tonka undecanone flavor usage levels up to:
not for flavor use.

Safety references

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):69486-14-2
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :6437737
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
9-ethylidene-3-oxatricyclo(6.2.1.02,7)undecane-4-one
Chemidplus:0069486142