熔點 51-54 °C(lit.)
沸點 253-254 °C(lit.)
密度 1.22
蒸氣壓0.016 hPa (25 °C)
FEMA 2593 | INDOLE折射率 1.6300
閃點 >230 °F
儲存條件 2-8°C
溶解度 methanol: 0.1 g/mL, clear
形態Crystalline Powder
酸度系數(pKa)3.17 (quoted, Sangster, 1989)
顏色White to slightly pink
PH值5.9 (1000g/l, H2O, 20℃)
氣味 (Odor)fecal odor, floral in high dilution
水溶解性 2.80 g/L (25 oC)
敏感性 Light Sensitive
Merck 14,4963
JECFA Number1301
BRN 107693
穩定性Stable, but may be light or air sensitive. Incompatible with strong oxidizing agents, iron and iron salts.
