90964
氯化氢 溶液
3 M in methanol, derivatization grade (GC derivatization), LiChropur™
别名:
甲醇HCl
产品名称
氯化氢 溶液, 3 M in methanol, derivatization grade (GC derivatization), LiChropur™
InChI
1S/ClH/h1H
SMILES string
Cl
InChI key
VEXZGXHMUGYJMC-UHFFFAOYSA-N
grade
derivatization grade (GC derivatization)
Quality Level
product line
LiChropur™
form
liquid
quality
LiChropur™
reaction suitability
reagent type: derivatization reagent
reaction type: Acylations
concentration
3 M in methanol
technique(s)
gas chromatography (GC): suitable
density
0.871-0.881 g/mL at 20 °C
shipped in
dry ice
storage temp.
−20°C
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Features and Benefits
- 脂肪酸的衍生化，特别是挥发性（短链）脂肪酸
- 与挥发性副产物发生清洁反应（无副反应）
- 提供清洁、快速、定量的衍生化
General description
甲醇HCl（溶于甲醇中的氯化氢）特别适用于制备挥发性（短链）脂肪酸的甲酯。通过在酸性催化剂（例如HCl）存在下，在密封容器中、高温下将其与无水乙醇（例如甲醇）一起进行短暂加热，可实现脂肪酸的酯化。在反应中，一个脂肪酸分子和一个醇分子通过释放一个水分子而发生连接。衍生物可以从反应介质中快速且容易地进行定量回收。
Legal Information
LiChropur is a trademark of Merck KGaA, Darmstadt, Germany
signalword
Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Met. Corr. 1 - Skin Irrit. 2 - STOT SE 1 - STOT SE 3
target_organs
Eyes,Central nervous system, Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 2
flash_point_f
49.5 °F - closed cup
flash_point_c
9.7 °C - closed cup
法规信息
危险化学品
易制毒化学品（3类）
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International journal of biological macromolecules, 150, 839-848 (2020-02-15)
Ulvan, a sulfated polysaccharide extracted from the green seaweed genus Ulva, has bioactive properties including an immunomodulating capacity. The immunomodulatory capacity of ulvan from Ulva ohnoi, however, has not been assessed in detail. We depolymerised purified ulvan from U. ohnoi
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