2,3,5-Trimethylpyrazine

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2,3,5-Trimethylpyrazine
Posting date : Nov 26, 2013
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29-
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CAS:14667-55-1 Formula: C7H10N2Molecular Weight:122.17Density: 0.979 g / ml (25 ℃) (lit.)Boiling point:171-172 ℃ (lit.)Flash point: 54 ℃Refractive index(n20 / D): 1.5040 (lit.)Hazard statement:Dangerous code: XnHazard Class:10-22-36/ 37/38Security Level:16-26-36/37/39UN number: UN1993Use:Can be used for butter flavor perfumer. Can also be used to modulate the coffee, cocoa, chocolate, peanuts, sesame oil flavor.Preparation:1bytwoaminecompounds such as by condensation oxidation.2can be2,5-dimethyl pyrazine and methyl lithium derived for alkylation.3-butanedionebycondensationwithdiaminopropane,and dehydrogenationto obtain.SourceNaturally present in baked goods, fried barley, peanuts, potato products and other foods.OtherGeneral dosageis10 ml/cubic meters.

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