香蘭素 英文名稱:Vanillin CAS號:121-33-5 分子式:C8H8O3 分子量:152.15 EINECS號:204-465-2 中文同義詞:香莢蘭醛 ;香莢蘭素 ;香蘭醛 ;3-甲氧基-4-羥基苯甲醛;香蘭素;香草醛;香蘭素,;凡尼林 英文同義詞:2-Methoxy-4-formylphenol;3-Methoxy-4-hydroxybenzaldehyde (vanillin);4-Formyl-2-methoxyphenol;Protocatechualdehyde, methyl-;protocatechualdehyde3-methylether ;p-Vanillin;Vanillaldehyde;vanillin (3-methoxy-4-hydroxy- benzaldehyde) 屬性 熔點(diǎn) 81-83 °C(lit.) 沸點(diǎn) 170 °C15 mm Hg(lit.) 密度 1.06 蒸氣密度5.3 (vs air) 蒸氣壓>0.01 mm Hg ( 25 °C) FEMA 3107 | VANILLIN 折射率 1.4850 (estimate) 閃點(diǎn) 147 °C 儲存條件 Refrigerator 溶解度 methanol: 0.1 g/mL, clear 酸度系數(shù)(pKa)pKa 7.396±0.004(H2O I = 0.00 t = 25.0±1.0) (Reliable) 形態(tài)Crystalline Powder 顏色White to pale yellow PH值4.3 (10g/l, H2O, 20℃) 水溶解性 10 g/L (25 ºC) 敏感性 Air & Light Sensitive Merck 14,9932 BRN 472792 穩(wěn)定性Stable. May discolour on exposure to light. Moisture-sensitive. Incompatible with strong oxidizing agents, perchloric acid. 安全信息
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