sec-butyl ethyl ether
2-ethoxybutane
Identification
| Name | sec-butyl ethyl ether |
| IUPAC | 2-ethoxybutane |
| CAS Number | 2679-87-0 |
| EINECS | 220-234-9 |
| FDA UNII | 9NHX6V19XI |
| Molecular Formula | C6 H14 O |
| Molecular Weight | 102.17678000 |
| MDL Number | MFCD00053773 |
| Nikkaji Number | J45.668C |
| Beilstein | 1731313 |
| CoE Number | 10911 |
Regulatory
| JECFA Food Flavoring | 1231 sec-butyl ethyl ether |
| DG SANTE Food Flavourings | 03.005 2-butyl ethyl ether |
| FEMA Number | 3131 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 2679-87-0 ; SEC-BUTYL ETHYL ETHER |
Physical Properties
| Appearance | colorless clear liquid (est) |
| Assay | 99.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.74800 to 0.75300 @ 20.00 °C. |
| Pounds per Gallon - (est). | 6.231 to 6.273 |
| Refractive Index | 1.37800 to 1.38300 @ 20.00 °C. |
| Boiling Point | 81.00 °C. @ 760.00 mm Hg |
| Acid Value | 1.00 max. KOH/g |
| Vapor Pressure | 82.945000 mmHg @ 25.00 °C. (est) |
| Flash Point | 22.00 °F. TCC ( -5.70 °C. ) (est) |
| logP (o/w) | 1.904 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | 2-ETHOXYBUTANE has a great berry profile which is excellent for a broad range of tropical, citrus and red fruit flavors, more specially blackcurrant. |
| Taste Description | Nice berry, floral and woody notes |
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | inhalation-mouse LC50 143000 mg/m3/15M |
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 |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 6.90 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.30 (μg/capita/day) |
| Structure Class | II |
| 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 | - |
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Potential Uses
Natural Occurrence
Synonyms
butan-2-yl ethyl ether
butane, 2-ethoxy-
ether, sec-butyl ethyl
2-
ethoxybutane
ethyl sec-butyl ether
methyl-2-ethoxypropane
Info:
Volatile Flavor Components in Bogyojosaeng and Suhong Cultivars of Strawberry (Fragaria ananassa Duch.)