para-methyl hydratropaldehyde
2-(p-tolyl)propionaldehyde
Identification
| Name | para-methyl hydratropaldehyde |
| IUPAC | 2-(4-methylphenyl)propanal |
| CAS Number | 99-72-9 |
| EINECS | 202-782-0 |
| FDA UNII | QCM2X1V31N |
| Molecular Formula | C10 H12 O |
| Molecular Weight | 148.20484000 |
| Nikkaji Number | J35.361B |
| CoE Number | 131 |
Regulatory
| JECFA Food Flavoring | 1471 2-(p-tolyl)propionaldehyde |
| DG SANTE Food Flavourings | 05.043 2-(p-tolyl)propionaldehyde |
| FEMA Number | 3078 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 99-72-9 ; 2-(P-TOLYL)-PROPIONALDEHYDE |
| FDA Regulation | FDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION |
Physical Properties
| Appearance | pale yellow clear liquid (est) |
| Assay | 97.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.97900 to 0.98500 @ 25.00 °C. |
| Pounds per Gallon - (est). | 8.146 to 8.196 |
| Refractive Index | 1.51300 to 1.51700 @ 20.00 °C. |
| Boiling Point | 222.00 to 224.00 °C. @ 760.00 mm Hg |
| Acid Value | 5.00 max. KOH/g |
| Vapor Pressure | 0.080000 mmHg @ 25.00 °C. (est) |
| Flash Point | 213.00 °F. TCC ( 100.56 °C. ) |
| logP (o/w) | 2.544 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | perfuming agents |
Organoleptic Properties
| Odor Description |
at 10.00 % in dipropylene glycol. Floral, green, sweet, with woody herbal powdery nuances
|
| Taste Description | at 10.00 ppm. |
Safety Information
| Human Experience | 4 % solution: no irritation or sensitization. |
| Oral/Parenteral Toxicity | oral-rat LD50 3500 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 > 5000 mg/kg |
| 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 |
| Recommendation for para-methyl hydratropaldehyde usage levels up to | 4.0000 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 0.034 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 0.01 (μg/capita/day) |
| 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
benzeneacetaldehyde, a,4-dimethyl-
alpha,4-
dimethyl benzene acetaldehyde
alpha,4-
dimethylbenzeneacetaldehyde
hydratropaldehyde p-methyl-
hydratropaldehyde, p-methyl-
p-
methyl hydratropaldehyde
2,4-
methyl phenyl propionaldehyde
2-(4-
methyl phenyl) propionaldehyde
2-(para-
methyl phenyl) propionaldehyde
methyl-a-methylphenylacetaldehyde, p-
para-
methyl-alpha-methyl phenyl acetaldehyde
p-
methyl-alpha-methylphenylacetaldehyde
4-
methylhydratropaldehyde
p-
methylhydratropaldehyde
para-
methylhydratropaldehyde
methylhydratropic aldehyde, p-
2-(4'-
methylphenyl)-propanal
2-(4-
methylphenyl)propanal
2-(4-
methylphenyl)propionaldehyde
2-(p-
methylphenyl)propionaldehyde
2,4-
methylphenylpropionaldehyde
propionaldehyde, 2-(p-tolyl)-
2-p-
tolyl-propionaldehyde
2-(para-
tolyl) propanal
2-(para-
tolyl) propionaldehyde
2-(para-
tolyl) propionic aldehyde
2-(p-
tolyl)propanal
2-(p-
tolyl)propionaldehyde
2-(p-
tolyl)propionic aldehyde
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