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| IUPAC name : | 3-methylcyclopent-2-en-1-one |
| InChI : | InChI=1/C6H8O/c1-5-2-3-6(7)4-5/h4H,2-3H2,1H3 |
| InChIKey : | CHCCBPDEADMNCI-UHFFFAOYAZ |
| SMILES : | CC1=CC(=O)CC1 |
| (EINECS) number : | 220-421-5 |
| cas number : | 2758-18-1 |
| fema number : | 3435 |
| coe number : | 11137 |
| jecfa number : | 1105 |
| fl. number : | 07.112 |
| molar refractivity : | 27.49 ± 0.3 cm3 |
| parachor : | 229.7 ± 6.0 cm3 |
| index of refraction : | 1.481 ± 0.02 |
| surface tension : | 32.1 ± 3.0 dyne/cm |
| density : | 0.996 ± 0.06 g/cm3 |
| polarizability : | 10.90 ± 0.5 10-24cm3 |
| xlogp : | 0.30 |
| molecular weight : | 96.1271200 |
| formula : | C6 H8 O |
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| export tariff code : | unspecified |
| fda reg : | unspecified |
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Suppliers :
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| Sigma-Aldrich-SAFC : | 1-Methyl-1-cyclopenten-3-one |
| | 97% |
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organoleptics :
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| odor type : | fruity |
| odor strength : | medium , recommend smelling in a 10.00 % solution or less |
odor description : at 1.00 % in dipropylene glycol. | sweet fruity fatty |
properties :
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| appearence : | colorless to brown clear liquid |
| assay : | 96.00 - 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.97100 @ 25.00 °C.
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| boiling point : | 74.00 °C. @ 15.00 mm Hg
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| boiling point : | 157.00 - 158.00 °C. @ 760.00 mm Hg
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| logp : | 0.54 |
safety :
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| Oral Toxicity(LD50) : |
Not determined
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| Dermal Toxicity(LD50) : |
Not determined
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| flash point ( Deg. F. ) : | 150.00 °F. TCC ( 65.56 °C. )
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| recommendation for 3-methyl-2-cyclopenten-1-one usage levels up to : |
| | not for fragrance use.
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| recommendation for 3-methyl-2-cyclopenten-1-one usage levels up to : |
| | 3.0000 ppm in the flavor.
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safety links :
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| (EINECS) number : | 220-421-5 |
| chemidplus : | 002758181 |
| epa-srs : | 2758-18-1 |
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other :
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references :
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| jecfa number : | 1105 |
| fl. number : | 07.112 |
| pubchem : | 160826 |
| NIST Chemistry WebBook : | 1933320433 |
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