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General Material Information

Preferred name hexahydrotetramethyl methanonaphthalen-8-one
Trivial Name rel-(2R,4aR,8aS)-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one
Short Description 2,2,7,7-tetramethyltricyclo[6.2.1.01,6]undecan-5-one
Formula C15 H24 O
CAS Number 29461-13-0
Deleted CAS Number 26839-48-5
ECHA Number 249-648-8
FDA UNII Search
Nikkaji Number J195.737F
xLogP3-AA 4.00 (est)
NMR Predictor External link
Synonyms
  • (2a,4aa,8a)- hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one
  • (2alpha,4aalpha,8beta)- hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one
  • 1,3,4,6,7,8a- hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one
  • iso longifolanone
  • iso longifolene ketone exo
  • 2H-2,4a- methanonaphthalen-8(5H)-one, 1,3,4,6,7,8a-hexahydro-1,1,5,5-tetramethyl-
  • 2H-2,4a- methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-
  • 2,2,7,7-tetramethyltricyclo(6.2.1.0(1,6))-undecan-5-one
  • 2,2,7,7-tetramethyltricyclo[6.2.1.01,6]undecan-5-one
  • 2,2,8,8-tetramethyl-octahydro-1H-2,4a-methanonapthalene-10-one
  • 2H-2,4a-Methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-, (2R,4aR,8aS)-rel-
  • 2H-2α,4aα-Methanonaphthalen-8(5H)-one, 1,3,4,6,7,8aβ-hexahydro-1,1,5,5-tetramethyl-
  • 2H-2,4a-Methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-, (2α,4aα,8β)-
  • rel-(2R,4aR,8aS)-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one

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Other Information

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 220.35548400879
Specific gravity @ 20 °C
Pounds per Gallon 8.331 to 8.414
Refractive Index 1.5 to 1.508 @ 20 °C
Boiling Point 286 to 287°C @ 760 mm Hg
Vapor Pressure 0.003 mmHg @ 25 °C
Flash Point TCC Value 119.7 °C TCC
logP (o/w) 4.175 est
Solubility
alcohol Yes
water, 18.94 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Woody
woody, patchouli
General comment At 100.00 %. woody patchouli

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.
Human Experience:
Undiluted liquid may cause skin and eye irritation
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 hexahydrotetramethyl methanonaphthalen-8-one usage levels up to:
8.0000 % in the fragrance concentrate.
Recommendation for hexahydrotetramethyl methanonaphthalen-8-one flavor usage levels up to:
not for flavor use.

Safety references

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :90978
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
2,2,8,8-tetramethyl-octahydro-1H-2,4a-methanonapthalene-10-one
Chemidplus:0029461130