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rhubarb pyran
General Material Information
| Preferred name | rhubarb pyran |
| Trivial Name | 6-Ethylideneoctahydro-5,8-methano-2H-1-benzopyran |
| Short Description | rhuboflor |
| Formula | C12 H18 O |
| CAS Number | 93939-86-7 |
| ECHA Number | 300-376-9 |
| FDA UNII | Search |
| xLogP3-AA | 2.10 (est) |
| NMR Predictor | External link |
| Synonyms |
|
US / EU / FDA / JECFA / FEMA / Scholar / Patents
| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
| PubMeb | Start search |
| NCBI | Start search |
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 |
| HMDB (The Human Metabolome Database): | Search |
| ChemSpider: | View |
Suppliers
| Azelis UK | Ernesto Ventós |
| Firmenich | Penta International |
| Penta International Corporation | Ernesto Ventós S.A. |
PhysChem Properties
| Material listed in food chemical codex | No |
| Molecular weight | 178.27465820312 |
| Boiling Point | 257 to 259°C @ 760 mm Hg |
| Vapor Pressure | 0.021 mmHg @ 25 °C |
| Vapor Density | 6.2 |
| Flash Point TCC Value | 93.33 °C TCC |
| logP (o/w) | 3.143 est |
| Solubility | |
| alcohol | Yes |
| water, 112 mg/L @ 25 °C (est) | Yes |
| Stability | |
| APC: traces - 0.5% | Unspecified |
| candle: traces - 1% | Unspecified |
| detergent: traces - 0.2% | Unspecified |
| fine fragrances: traces - 0.1% | Unspecified |
| shampoo: traces - 0.2% | Unspecified |
| shower gel: traces - 0.2% | Unspecified |
| soap: traces - 0.2% | Unspecified |
| softener: traces - 1% | Unspecified |
Organoleptic Properties
| Odor Type: Fruity | |
| floral, fruity, rhubarb, costus, woody, rooty, herbal, berry | |
| Odor strength | medium , recommend smelling in a 10.00 % solution or less |
| Substantivity | 48 hour(s) at 100.00 % |
| Luebke, William tgsc, (1985) | At 100.00 %. floral fruity rhubarb costus woody rooty |
| Surprising effects can be achieved at very low dosages. It blends well with rose, orris and orange flower notes and with the green herbal and lavender themes. | Powerful, green, fruity berry, floral and herbal note. The undertone recalls |
Potential Uses
| Applications | |
| Odor purposes | Carrot seed , Fruit , Green , Hay new mown hay , Herbal , Lavender , Moss , Orange blossom , Orris , Root , Rose , Woody |
| Flavoring purposes | Carrot seed |
| 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: | |
| oral-rat LD50 > 5000 mg/kg Surprising effects can be achieved at very low dosages. It blends well with rose, orris and orange flower notes and with the green herbal and lavender themes. | |
| Dermal Toxicity: | |
| skin-rabbit LD50 > 5000 mg/kg Surprising effects can be achieved at very low dosages. It blends well with rose, orris and orange flower notes and with the green herbal and lavender themes. | |
| 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 rhubarb pyran usage levels up to: | |||
| 5.0000 % in the fragrance concentrate. | |||
| Recommendation for rhubarb pyran 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):93939-86-7 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :6441164 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:2 |
| (9Z)-9-ethylidene-3-oxatricyclo[6.2.1.02,7]undecane |
| Chemidplus:0093939867 |