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| IUPAC name : | 2-(4-methylphenyl)propanal |
| InChI : | InChI=1/C10H12O/c1-8-3-5-10(6-4-8)9(2)7-11/h3-7,9H,1-2H3 |
| InChIKey : | JTZWVKUZBNHSSW-UHFFFAOYAF |
| SMILES : | CC1=CC=C(C=C1)C(C)C=O |
| cas number : | 99-72-9 |
| (EINECS) number : | 202-782-0 |
| fema number : | 3078 |
| coe number : | 131 |
| jecfa number : | 1471 |
| fl. number : | 05.043 |
| molar refractivity : | 45.44 ± 0.3 cm3 |
| parachor : | 368.8 ± 4.0 cm3 |
| index of refraction : | 1.505 ± 0.02 |
| surface tension : | 33.6 ± 3.0 dyne/cm |
| density : | 0.967 ± 0.06 g/cm3 |
| polarizability : | 18.01 ± 0.5 10-24cm3 |
| XlogP : | 2.50 |
| molecular weight : | 148.2016800 |
| formula : | C10 H12 O |
| NMR Predictor : | Predict |
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| export tariff code : | 2912.49.0000 |
| fda reg : | 172.515 |
Suppliers :
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| Penta : | 2-(p-tolyl) propionaldehyde
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organoleptics :
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| odor type : | green |
| odor strength : | medium , recommend smelling in a 10.00 % solution or less |
odor description : at 10.00 % in dipropylene glycol. | floral green sweet woody herbal powdery |
properties :
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| appearence : | pale yellow clear liquid |
| assay : | 97.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.97900 to 0.98500 @ 25.00 °C.
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| pounds per gallon - calc. : | 8.146 to 8.196
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| refractive index : | 1.51300 to 1.51700 @ 20.00 °C.
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| boiling point : | 222.00 to 224.00 °C. @ 760.00 mm Hg
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| acid value : | 5.00 max. KOH/g
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| flash point : | 213.00 °F. TCC ( 100.56 °C. )
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| logP (o/w) : | 2.59 |
safety :
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| Human experience : | 4 % solution: no irritation or sensitization. |
| Oral Toxicity(LD50) : |
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Oral-Rat 3500.00 mg/kg
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| Dermal Toxicity(LD50) : |
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Skin-Rabbit >5000.00 mg/kg
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| Inhalation Toxicity(LC50) : |
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Not determined
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safety in use :
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| Maximised Survey-derived Daily Intakes (MSDI-EU) : | 0.034 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 0.01 (μg/capita/day) |
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| recommendation for para-methyl hydratropaldehyde usage levels up to : |
| | 4.0000 % in the fragrance concentrate.
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| recommendation for para-methyl hydratropaldehyde usage levels up to : |
| | 10.0000 ppm in the flavor.
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safety references :
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| European Food Safety Athority(efsa) : | Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies... |
| EPI System : | view |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
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| | 2-(4-methylphenyl)propanal
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| (EINECS) number : | 202-782-0 |
| chemidplus : | 000099729 |
| EPA Substance Registry Services : | 99-72-9 |
references :
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| | 2-(4-methylphenyl)propanal
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| fl. number : | 05.043 |
| jecfa number : | 1471 |
| NIST Chemistry WebBook : | 1527475834 |
| pubchem : | 197211 |
Cosmetics :
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| Cosmetic uses : |
perfuming agents
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other :
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| CosIng : | cosmetic data |