WS-23
2-isopropyl-N,2,3-trimethylbutyramide
Identification
| Name | WS-23 |
| IUPAC | N,2,3-trimethyl-2-propan-2-ylbutanamide |
| CAS Number | 51115-67-4 |
| EINECS | 256-974-4 |
| FDA UNII | 6QOP5A9489 |
| Molecular Formula | C10 H21 N O |
| Molecular Weight | 171.28357000 |
| MDL Number | MFCD00130070 |
| Nikkaji Number | J261.643B |
| CoE Number | 10459 |
Regulatory
| JECFA Food Flavoring | 1595 2-isopropyl-N,2,3-trimethylbutyramide |
| DG SANTE Food Flavourings | 16.053 2-isopropyl-N,2,3-dimethylbutanamide |
| FEMA Number | 3804 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 51115-67-4 ; 2-ISOPROPYL-N,2,3-TRIMETHYLBUTYRAMIDE |
Physical Properties
| Appearance | white crystalline solid (est) |
| Assay | 99.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 60.00 to 64.00 °C. @ 760.00 mm Hg |
| Boiling Point | 233.00 to 234.00 °C. @ 760.00 mm Hg |
| Acid Value | 1.00 max. KOH/g |
| Vapor Pressure | 0.057000 mmHg @ 25.00 °C. (est) |
| Vapor Density | >1 ( Air = 1 ) |
| Flash Point | 269.00 °F. TCC ( 131.67 °C. ) |
| logP (o/w) | 2.301 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | fragrance |
Organoleptic Properties
| Odor Strength | low |
| Odor Description |
at 25.00 % in dipropylene glycol. mild cooling mentholic minty
|
| Odor sample from | Kingchem Laboratories Inc. |
| Taste Description |
mentholic minty cooling fresh Medicinal, menthol. / Initial menthol taste that fades to lingering cooling feel
|
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| 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 |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 24.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 1054.00 (μg/capita/day) |
| Threshold of Concern | 90 (μg/person/day) |
| Structure Class | III |
| baked goods | - |
| beverages(nonalcoholic) | 3.00000 |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | - |
| chewing gum | 750.00000 |
| condiments / relishes | - |
| confectionery froastings | 50.00000 |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | - |
| fruit ices | - |
| gelatins / puddings | - |
| granulated sugar | - |
| gravies | - |
| hard candy | 50.00000 |
| 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 | - |
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