gamma-ionone
3-buten-2-one, 4-(2,2-dimethyl-6-methylenecyclohexyl)-, (3E)-
Identification
| Name | gamma-ionone |
| IUPAC | (E)-4-(2,2-dimethyl-6-methylidenecyclohexyl)but-3-en-2-one |
| CAS Number | 79-76-5 |
| EINECS | 201-223-8 |
| FDA UNII | A1LVV75YWS |
| Molecular Formula | C13 H20 O |
| Molecular Weight | 192.30160000 |
| Nikkaji Number | J1.199.638H |
| Beilstein | 1864436 |
Regulatory
| DG SANTE Food Flavourings | 07.091 gamma-ionone |
| FEMA Number | 3175 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 79-76-5 ; GAMMA-IONONE |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 92.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.92900 to 0.93100 @ 25.00 °C., 0.93200 to 0.93500 @ 20.00 °C. |
| Pounds per Gallon - (est). | 7.730 to 7.747 |
| Pounds per Gallon - est. | 7.764 to 7.789 |
| Refractive Index | 1.49700 to 1.50100 @ 20.00 °C., 1.49600 to 1.50200 @ 25.00 °C. |
| Boiling Point | 267.00 to 268.00 °C. @ 760.00 mm Hg, 125.00 °C. @ 10.00 mm Hg |
| Vapor Pressure | 0.008000 mmHg @ 25.00 °C. (est) |
| Flash Point | 234.00 °F. TCC ( 112.22 °C. ) |
| logP (o/w) | 3.505 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | at 100.00 %. |
Safety Information
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavor and fragrance agents |
| RIFM Fragrance Material Safety Assessment | Search |
| IFRA Critical Effect | Sensitization |
| IFRA Other Specification | <= 2% Pseudoionone |
| Recommendation for gamma-ionone usage levels up to | 0.2000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 0.012 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 15.00 (μg/capita/day) |
| Structure Class | I |
| baked goods | - |
| beverages(nonalcoholic) | - |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | - |
| chewing gum | - |
| 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 | - |
| 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 | - |
BOC Sciences
Best of Chemicals Supplier
Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecul...
Chemical sources Association Inc
Exchange of knowledge
Need This Item for Flavor? You can contact the Chemical Sources Association.
Potential Uses
Natural Occurrence
Synonyms
3-
buten-2-one, 4-(2,2-dimethyl-6-methylenecyclohexyl)-, (3E)-
4,2,2-
dimethyl-6-methylene cyclohexyl-3-buten-2-one
4-(2,2-
dimethyl-6-methylene cyclohexyl)-3-buten-2-one
(3E)-4-(2,2-
dimethyl-6-methylenecyclohexyl)-3-buten-2-one
(3E)-4-(2,2-
dimethyl-6-methylidenecyclohexyl)but-3-en-2-one
(E)-4-(2,2-
dimethyl-6-methylidenecyclohexyl)but-3-en-2-one
g-
ionone
5(13),7-
megastigmadien-9-one
4,2-
methylene-6,6-dimethyl cyclohexyl-3-buten-2-one
4-(2-
methylene-6,6-dimethyl cyclohexyl)-3-buten-2-one
PubMed:
A general and concise enantioselective divergent approach to 13-alkyl-substituted ionones.
PubMed:
Influence of cage confinement on the photochemistry of matrix-isolated E-β-ionone: FT-IR and DFT study.
PubMed:
A Practical Chemo-enzymatic Approach to Highly Enantio-Enriched 10-Ethyl-7,8-dihydro-γ-ionone Isomers: A Method for the Synthesis of 4,5-Didehydro-α-Ionone.
PubMed:
Use of the plant Bellardia trixago for the enantiospecific synthesis of odorant products.
PubMed:
Enantioselective synthesis and olfactory evaluation of bicyclic alpha- and gamma-ionone derivatives: the 3D arrangement of key molecular features relevant to the violet odor of ionones.
PubMed:
Fragrance material review on dihydro-gamma-ionone.