Articles:
| None found yet. |
2,2,6,7-tetramethylbicyclo[4.3.0]nona-4,9(1)-dien-8-one
Notes:
Cydonia oblonga (quince) by Ishihara etal, J. Org. Chem., 1986, 51, 491-495
-
Chemical sources Association Inc Exchange of knowledge Need This Item for Flavor? You can contact the Chemical Sources Association. Events Links Product(s):
-
| CAS Number: | 97844-16-1 |  3D/inchi
|
| Nikkaji Web: | J2.372.114G | |
| XlogP3-AA: | 3.00 (est) | |
| Molecular Weight: | 190.28566000 | |
| Formula: | C13 H18 O | |
| NMR Predictor: | Predict (works with chrome or firefox) | |
| EFSA/JECFA Comments: | 90-93% cis-isomer; 6-7% trans-isomer | |
Category: flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
| Google Scholar: | Search |
| Google Books: | Search |
| Google Scholar: with word "volatile" | Search |
| Google Scholar: with word "flavor" | Search |
| Google Scholar: with word "odor" | Search |
| Perfumer and Flavorist: | Search |
| Google Patents: | Search |
| US Patents: | Search |
| EU Patents: | Search |
| Pubchem Patents: | Search |
| JECFA Food Flavoring: | 2201 2,2,6,7-tetramethylbicyclo[4.3.0]nona-4,9(1)-dien-8-one |
| FEMA Number: | 4522 2,2,6,7-tetramethylbicyclo[4.3.0]nona-4,9(1)-dien-8-one |
| FDA: | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF): | 97844-16-1 ; 2,2,6,7-TETRAMETHYLBICYCLO[4.3.0]NONA-4,9(1)-DIEN-8-ONE |
Physical Properties:
| Appearance: | colorless to pale yellow clear liquid (est) |
| Assay: | 95.00 to 100.00 % |
| Food Chemicals Codex Listed: | No |
| Specific Gravity: | 0.91800 to 0.92300 @ 25.00 °C. |
| Pounds per Gallon - (est).: | 7.639 to 7.680 |
| Refractive Index: | 1.44400 to 1.44900 @ 20.00 °C. |
| Boiling Point: | 102.00 to 105.00 °C. @ 4.00 mm Hg |
| Soluble in: | |
| water, 32.08 mg/L @ 25 °C (est) | |
Organoleptic Properties:
| Odor Description: | fruity |
| Odor and/or flavor descriptions from others (if found). | |
Cosmetic Information:
| None found |
Suppliers:
| Parchem |
| 2,2,6,7-tetramethyl bicyclo(4.3.0)nona-4,9(1)-dien-8-one |
| Chemical Sources Association |
| Need This Item for Flavor/Food?: You can contact the CSA |
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: | flavoring agents | ||
| Recommendation for 2,2,6,7-tetramethyl bicyclo(4.3.0)nona-4,9(1)-dien-8-one usage levels up to: | |||
| not for fragrance use. | |||
| 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: 24 | |||
| Click here to view publication 24 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | - | |
| beverages(nonalcoholic): | 1.00000 | 5.00000 | |
| beverages(alcoholic): | 2.00000 | 10.00000 | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | 10.00000 | 50.00000 | |
| condiments / relishes: | - | - | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | - | |
| fruit ices: | - | - | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | - | - | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | 5.00000 | 25.00000 | |
| meat products: | - | - | |
| milk products: | 2.00000 | 10.00000 | |
| 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 ACToR: | Toxicology Data |
| EPA Substance Registry Services (SRS): | Registry |
| Laboratory Chemical Safety Summary : | 85517881 |
| National Institute of Allergy and Infectious Diseases: | Data |
| 1,4,4,7a-tetramethyl-1,5-dihydroinden-2-one |
References:
| 1,4,4,7a-tetramethyl-1,5-dihydroinden-2-one | |
| NIST Chemistry WebBook: | Search Inchi |
| Pubchem (cid): | 85517881 |
| Pubchem (sid): | 316605060 |
Other Information:
| (IUPAC): | Atomic Weights of the Elements 2011 (pdf) |
| Videos: | The Periodic Table of Videos |
| tgsc: | Atomic Weights use for this web site |
| (IUPAC): | Periodic Table of the Elements |
| FDA Substances Added to Food (formerly EAFUS): | View |
| HMDB (The Human Metabolome Database): | Search |
| VCF-Online: | VCF Volatile Compounds in Food |
Potential Blenders and core components note
| None Found | ||
Potential Uses:
| None Found |
Occurrence (nature, food, other): note
| quince fruit Search Trop Picture |
Synonyms:
| 1,4,4,7a- | tetramethyl-1,5-dihydroinden-2-one |
| 2,2,6,7- | tetramethylbicyclo(4.3.0)nona-4,9(1)-dien-8-one |
| 2,2,6,7- | tetramethylbicyclo[4.3.0]nona-4,9(1)-dien-8-one |