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| | 3-METHYL-NONANE-2,4-DIONE Basic information |
| Product Name: | 3-METHYL-NONANE-2,4-DIONE | | Synonyms: | 3-METHYL-NONANE-2,4-DIONE;3-Methyl-2,4-nonanedione;methylnonanedione,3-methyl-2,4-nonanedione;2,4-Nonanedione, 3-methyl-;3-Methylnonan-2,4-dione;3-Methylnonane-2,4-dione (>80%);methyl nonane dione | | CAS: | 113486-29-6 | | MF: | C10H18O2 | | MW: | 170.25 | | EINECS: | 601-256-1 | | Product Categories: | | | Mol File: | 113486-29-6.mol |  |
| | 3-METHYL-NONANE-2,4-DIONE Chemical Properties |
| Boiling point | 238℃ | | density | 0.904 | | FEMA | 4057 | 3-METHYL-2,4-NONANEDIONE | | Fp | 87℃ | | storage temp. | Refrigerator | | solubility | Chloroform (Slightly), Methanol (Slightly) | | form | Oil | | pka | 10.69±0.46(Predicted) | | color | Colourless | | Odor | at 10.00 % in dipropylene glycol. fruity straw caramel burnt | | Odor Type | fruity | | JECFA Number | 2032 | | LogP | 2.81 | | EPA Substance Registry System | 2,4-Nonanedione, 3-methyl- (113486-29-6) |
| | 3-METHYL-NONANE-2,4-DIONE Usage And Synthesis |
| Chemical Properties | 3-Methyl-2,4-nonanedione imparts a hay-like, green note | | Occurrence | Reported present in dried green and black teas as well as dried parsley and dried spinach, Chinese green tea
powder, Japanese green tea, boiled carp, soybean oil, black tea and achovy. | | Uses | 3-Methylnonane-2,4-dione is a compound that possesses a butter-like and beany off flavour that is a result of flavour reversion of soya-bean oil. 3-Methylnonane-2,4-dione is also present in Japanese green tea and pressure-cooked hen meat. | | Definition | ChEBI: 3-Methyl-2,4-nonanedione is a beta-diketone. | | Aroma threshold values | In air at 0.000007 to 0.000014 mg/m3. Aroma characteristics at 1.0%: sweet, waxy, creamy dairy, condensed milky and dried milk powder, slightly coconut and musty nuances, grape and haylike nuances. | | Taste threshold values | Taste characteristics at 1 to 5 ppm: sweet, milky creamy, condensed milk and dried milk powder, slightly
fruity coconut, creamy and fruity notes reminiscent of banana, grape skin, green tea and aged cheeses, good mouthfeel |
| | 3-METHYL-NONANE-2,4-DIONE Preparation Products And Raw materials |
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