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| | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione Basic information |
| Product Name: | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione | | Synonyms: | 2,2,6-trimethyl-2-cyclohexene-1,4-dione (cetoisophorone);2,2,6-trimethylcyclohex-2-en-1,4-dione (4-oxo-isophorone);2,6,6-Trimethy-2-cyclohexene-1,4-dione (4-oxoisophorone);4-dione,2,6,6-trimethyl-2-Cyclohexene-1;KETOISOPHORONE;FEMA 3421;4-OXOISOPHORON;4-OXOISOPHORONE | | CAS: | 1125-21-9 | | MF: | C9H12O2 | | MW: | 152.19 | | EINECS: | 214-406-2 | | Product Categories: | Inhibitors;ketone Flavor | | Mol File: | 1125-21-9.mol |  |
| | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione Chemical Properties |
| Melting point | 26-28 °C (lit.) | | Boiling point | 222 °C (lit.)
92-94 °C/11 mmHg (lit.) | | density | 1.03 | | FEMA | 3421 | 2,6,6-TRIMETHYLCYCLOHEX-2-ENE-1,4-DIONE | | refractive index | n20/D 1.491(lit.) | | Fp | 201 °F | | storage temp. | Sealed in dry,2-8°C | | solubility | Chloroform (Slightly), Ethyl Acetate (Slightly) | | form | neat | | color | Pale Yellow to Yellow | | Odor | at 1.00 % in dipropylene glycol. musty woody sweet tea tobacco leaf | | Odor Type | musty | | JECFA Number | 1857 | | BRN | 2207030 | | LogP | 0.76 | | CAS DataBase Reference | 1125-21-9(CAS DataBase Reference) | | NIST Chemistry Reference | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione(1125-21-9) | | EPA Substance Registry System | 2-Cyclohexene-1,4-dione, 2,6,6-trimethyl- (1125-21-9) |
| | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione Usage And Synthesis |
| Chemical Properties | clear yellow to orange liquid or low melting solid | | Chemical Properties | 2,6,6,-Trimethylcyclohex-2-ene-1,4-dione has a woody, musty sweet aroma. | | Occurrence | Reported found among the volatile components in saffron and in cigarette smoke. Also reported found in
saffron, cognac, black tea, green tea, microbial fermented tea, lemon balm, cooked shrimp, roasted shrimp, corn oil and lamb’s
lettuce. | | Uses | 4-Oxoisophorone is one of the major components of saffron (Crocus sativus L.) and also found to be a product of degradation of carotenoids in paprika, tomato and marigold oleoresins. | | Definition | ChEBI: 2,6,6-Trimethyl-2-cyclohexene-1,4-dione is a member of cyclohexenones. | | General Description | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione is also known as 4-ketoisophorone and is the major component of saffron spice. It is a cyclic olefin and was reported as a product of the thermal degradation of β-carotene in aqueous suspension. |
| | 2,6,6-Trimethyl-2-cyclohexene-1,4-dione Preparation Products And Raw materials |
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