- 熔点 :
- 190-194 °C (dec.)
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- 比旋光度 :
- 20.5 º (c=10,H2O)
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- 沸点 :
- 227.71°C (rough estimate)
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- 密度 :
- 1,65 g/cm3
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- 折射率 :
- 21 ° (C=10, H2O)
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- FEMA :
- 2109 | ASCORBIC ACID
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- 储存条件 :
- 0-6°C
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- 溶解度 :
- H2O: 50 mg/mL at 20 °C, clear, nearly colorless
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- 形态:
- powder
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- 酸度系数(pKa):
- 4.04, 11.7(at 25℃)
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- 颜色:
- white to slightly yellow
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- PH值:
- 1.0 - 2.5 (25℃, 176g/L in water)
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- 气味 (Odor):
- Odorless
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- 酸碱指示剂变色ph值范围:
- 1 - 2.5
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- 旋光性 (optical activity):
- [α]25/D 19.0 to 23.0°, c = 10% in H2O
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- 水溶解性 :
- 333 g/L (20 ºC)
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- Merck :
- 14,830
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- BRN :
- 84272
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- 稳定性:
- Stable. May be weakly light or air sensitive. Incompatible with oxidizing agents, alkalies, iron, copper.
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- InChIKey:
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N
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- CAS 数据库:
- 50-81-7(CAS DataBase Reference)
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- NIST化学物质信息:
- L-Ascorbic acid(50-81-7)
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- EPA化学物质信息:
- Ascorbic acid (50-81-7)
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