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| IUPAC name : | octa-2,4-dienal |
| InChI : | InChI=1/C8H12O/c1-2-3-4-5-6-7-8-9/h4-8H,2-3H2,1H3 |
| InChIKey : | DVVATNQISMINCX-UHFFFAOYAW |
| SMILES : | CCCC=CC=CC=O |
| cas number : | 5577-44-6 |
| coe number : | 11805 |
| fl. number : | 05.186 |
| molar refractivity : | 39.41 ± 0.3 cm3 |
| parachor : | 333.7 ± 4.0 cm3 |
| index of refraction : | 1.455 ± 0.02 |
| surface tension : | 27.9 ± 3.0 dyne/cm |
| density : | 0.855 ± 0.06 g/cm3 |
| polarizability : | 15.62 ± 0.5 10-24cm3 |
| xlogp : | 2.50 |
| molecular weight : | 124.1802800 |
| formula : | C8 H12 O |
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| export tariff code : | 2912.19.9000 |
| fda reg : | unspecified |
Suppliers :
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| Bedoukian Research : | 2,4-OCTADIEN-1-AL
≥90.0% (trans,trans), Kosher Odor: A fatty, fruity, green, citrus odor with peely notes. |
| Sigma-Aldrich-SAFC : | 2,4-Octadienal
≥96%, Kosher, Predominantly trans, trans Odor: green; vegetable; fatty |
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. | fatty reminiscent of pear vegetable green |
properties :
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| appearence : | yellow clear liquid |
| assay : | 97.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.87500 @ 25.00 °C.
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| boiling point : | 88.00 °C. @ 10.00 mm Hg
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| acid value : | 5.00 max. KOH/g
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| flash point : | 174.00 °F. TCC ( 78.89 °C. )
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| logp : | 2.12 |
safety :
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| most important hazard(s) : | Xi - Irritant |
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R 38 - Irritating to skin. S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36 - Wear suitable protective clothing.
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| Oral Toxicity(LD50) : |
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Not determined
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| Dermal Toxicity(LD50) : |
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Not determined
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| Inhalation Toxicity(LC50) : |
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Not determined
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safety in use :
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| recommendation for 2,4-octadien-1-al usage levels up to : |
| | 1.0000 % in the fragrance concentrate.
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| recommendation for 2,4-octadien-1-al usage levels up to : |
| | 10.0000 ppm in the flavor.
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safety references :
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| EPI System : | view |
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| WGK Germany : | 3 |
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| | octa-2,4-dienal
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| chemidplus : | 005577446 |
| EPA Substance Registry Services : | 5577-44-6 |
references :
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| | octa-2,4-dienal
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| fl. number : | 05.186 |
| NIST Chemistry WebBook : | 2805356964 |
| pubchem : | 43119079 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |