- 112422
1.12422
N-乙酰基-L-半胱氨酸
for biochemistry
Recommended Products
蒸汽压
<1 hPa ( 20 °C)
质量水平
形式
solid
效能
5050 mg/kg LD50, oral (Rat)
pH值（酸碱度）
1.5-2.5 (20 °C, 100 g/L in H2O)
mp
110.4 °C
溶解性
179.5 g/L
密度
1.48 g/cm3 at 20 °C
堆积密度
730 kg/m3
储存温度
2-30°C
InChI
1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)
InChI key
PWKSKIMOESPYIA-UHFFFAOYSA-N
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This Item | A9165 | A7250 | A8199 |
|---|---|---|---|
| form solid | form powder | form powder | form powder |
| mp 110.4 °C | mp 106-108 °C (lit.) | mp 106-108 °C (lit.) | mp 106-108 °C (lit.) |
| solubility 179.5 g/L | solubility H2O: 100 mg/mL (with heating) | solubility H2O: 100 mg/mL (with heating) | solubility H2O: 0.1 M at 20 °C, clear, colorless |
| storage temp. 2-30°C | storage temp. 2-8°C | storage temp. 2-8°C | storage temp. 2-8°C |
| Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| vapor pressure <1 hPa ( 20 °C) | vapor pressure - | vapor pressure - | vapor pressure - |
分析说明
验证（红外光谱）：通过测试
外观：白色至几乎白色，结晶性粉末或无色晶体
溶液外观（1 mol/l，水）：透明无色
旋光度 （α 20/D，50 g/l，缓冲液 pH 7.0）：+21.0至+27.0
重金属（以铅计）： ≤ 0.001 %
NH₄（铵）： ≤ 0.01％
L-半胱氨酸（HPLC）： ≤ 0.02％
其他茚三酮阳性物质： ≤ 0.1 %
警示用语：
Warning
危险声明
危险分类
Eye Irrit. 2
储存分类代码
13 - Non Combustible Solids
WGK
WGK 2
闪点(F)
Not applicable
闪点(C)
Not applicable
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