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para-cresyl isobutyrate
General Material Information
| Preferred name | para-cresyl isobutyrate |
| Trivial Name | 4-Methylphenyl 2-methylpropanoate |
| Short Description | p-tolyl isobutyrate |
| Formula | C11 H14 O2 |
| CAS Number | 103-93-5 |
| FEMA Number | 3075 |
| Flavis Number | 9.429 |
| ECHA Number | 203-159-6 |
| FDA UNII | 8H719PT14T |
| Nikkaji Number | J36.973J |
| Beilstein Number | 2519560 |
| MDL | MFCD00026440 |
| COE Number | 304 |
| NMR Predictor | External link |
| JECFA Food Flavoring | 701 p-tolyl isobutyrate |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm | 103-93-5 ; P-TOLYL ISOBUTYRATE |
| 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 |
| FDA Substances Added to Food (formerly EAFUS): | View |
| HMDB (The Human Metabolome Database): | HMDB37708 |
| FooDB: | FDB016836 |
| Export Tariff Code: | 2915.90.2000 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
Suppliers
PhysChem Properties
| Material listed in food chemical codex | Yes |
| Molecular weight | 178.23098754883 |
| Specific gravity | @ 25 °C |
| Pounds per Gallon | 8.213 to 8.279 |
| Specific gravity | @ 20 °C |
| Pounds per Gallon | 8.247 to 8.314 |
| Refractive Index | 1.481 to 1.491 @ 20 °C |
| Acid Value | 1 max KOH/g |
| Vapor Pressure | 0.04 mmHg @ 20 °C |
| Vapor Density | 1 |
| Flash Point TCC Value | 96.11 °C TCC |
| logP (o/w) | 2.943 est |
| Solubility | |
| alcohol | Yes |
| water, 140.7 mg/L @ 25 °C (est) | Yes |
| water | No |
Organoleptic Properties
| Odor Type: Animal | |
| animal, floral, lily, narcissus, green, fruity | |
| Luebke, William tgsc, (1991) | At 1.00 % in dipropylene glycol. animal floral lily narcissus green fruity |
| Flavor Type: Aromatic | |
| aromatic, fruity, phenolic | |
| General comment | Aromatic, fruity, phenolic note |
| Used in honey, tea and liqueur flavors. | Floral |
Potential Uses
| Applications | |
| Odor purposes | Animal , Autumn , Bark , Boxwood , Cade oil replacer , Castoreum , Champaca , Cherry , Civet , Costus , Fagonia , Fern , Floral , Foliage , Galangal root , Gardenia , Hay new mown hay , Honey , Honeysuckle , Hyacinth , Ivy , Jasmin , Jonquil , Leather , Lilac , Lily , Millefleurs , Moss , Narcissus , Oakwood , Ocean sea , Orange blossom , Peony , Floral , Petunia , Poppy , Reseda , Rose , Scented stock , Stephanotis , Sweet pea , Tobacco , Wallflower , Wisteria , Yerba mate |
| Flavoring purposes | Cheese camembert cheese , Cheese roquefort cheese , Galangal root , Smoke , Yerba mate |
| Other purposes | Fecal |
| Cosmetic purposes | Perfuming agents |
Safety Information
Safety information
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| Xi - Irritant | |
| R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36 - Wear suitable protective clothing. | |
| 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: | |
| 4 % solution: no irritation or sensitization. | |
| Oral/Parenteral Toxicity: | |
| oral-rat LD50 3980 mg/kg Food and Cosmetics Toxicology. Vol. 13, Pg. 773, 1975. oral-rat LD50 4 mL/kg Food and Cosmetics Toxicology. Vol. 13, Pg. 773, 1975. | |
| Dermal Toxicity: | |
| skin-rabbit LD50 3970 ul/kg Food and Cosmetics Toxicology. Vol. 13, Pg. 773, 1975. | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in use information
| Category: | |||
| flavor and 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 para-cresyl isobutyrate usage levels up to: | |||
| 1.0000 % in the fragrance concentrate. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.037 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.01 (μg/capita/day) | ||
| 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: 3 | |||
| Click here to view publication 3 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | 0.12000 | 7.00000 | |
| beverages(nonalcoholic): | 0.10000 | 4.00000 | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | - | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | 0.05000 | |
| fruit ices: | - | 0.05000 | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | 0.12000 | 6.00000 | |
| 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: | - | - | |
Safety references
| European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies... |
| European Food Safety Authority (EFSA) reference(s): |
| Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Flavouring Group Evaluation 22 (FGE.22): Ring-substituted phenolic substances from chemical groups 21 and 25 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) View page or View pdf |
| Flavouring Group Evaluation 58 (FGE.58) Consideration of phenol derivatives evaluated by JECFA (55th meeting) structurally related to ring substituted phenolic substances evaluated by EFSA in FGE.22 (2006) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 22, Revision 1 (FGE.22Rev1): Ring-substituted phenolic substances from chemical groups 21 and 25 View page or View pdf |
| EPI System: View |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| EPA Substance Registry Services (TSCA):103-93-5 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :7685 |
| National Institute of Allergy and Infectious Diseases:Data |
| WGK Germany:2 |
| (4-methylphenyl) 2-methylpropanoate |
| Chemidplus:0000103935 |
| RTECS:NQ5460000 for cas# 103-93-5 |