|Veratraldehyde Chemical Properties|
|Melting point||40-43 °C (lit.)|
|Boiling point||281 °C (lit.)|
|density||1.1708 (rough estimate)|
|FEMA||3109 | VERATRALDEHYDE|
|refractive index||1.5260 (estimate)|
|solubility||alcohol: freely soluble|
|form||Lumps or Fused Solid|
|color||White to yellow|
|Water Solubility||<0.1 g/100 mL at 22 ºC|
|Veratraldehyde Usage And Synthesis|
|Chemical properties||White to brown or blue-gray needle crystal (crystallization in ether); sweet woody fragrance, fragrant grass aroma and strong flavor of vanilla blue; oxidized into odorless 3,4-dimethoxybenzoic acid (veratric acid) in the air; Melting point 43~45℃; Insoluble in cold water; soluble in hot water, ethanol and oil.|
|Preparation||It can be derived from the reaction of 3-methoxy-4-hydroxybenzaldehyde (vanillin) and dimethyl sulfate, or derived from the methylation of dimethyl sulfate with vanillin in alkaline conditions.|
|Chemical Properties||off-white crystalline solid|
|Chemical Properties||Veratraldehyde is a crystalline solid (mp 44.5–45°C) with a woody, vanillalike odor.|
|Chemical Properties||Veratraldehyde has a very sweet, woody, vanilla-like odor with a warm, sweet, vanilla-like taste. This compound gets oxidized in air to odorless veratric acid.|
|Occurrence||Reported among the constituents of the essential oils of Cymbopogon javanensis and Eryngium poterium. Also reported found in raspberry, ginger, peppermint oil, Bourbon vanilla and mastic gum oil.|
|Preparation||Prepared from vanillin by methylation of vanillin with dimethylsulfate under mildly alkaline conditions.|
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