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Thermo Scientific Chemicals
L-Aspartic acid, 98+%
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化學識別
CAS56-84-8
IUPAC Name2-aminobutanedioic acid
Molecular FormulaC4H7NO4
InChI KeyCKLJMWTZIZZHCS-UHFFFAOYNA-N
SMILESNC(CC(O)=O)C(O)=O
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規格
規格表
規格表FormCrystals or powder or crystalline powder
Appearance (Color)White
Assay (Non-aqueous acid-base Titration)≥98.0 to ≤102.0% (dry wt. basis)
Loss on Drying≤0.5% (105°C)
Identification (FTIR)Conforms
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L-Aspartic acid is used in enzyme active centers, as well as in maintaining the solubility and ionic character of proteins.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Applications
L-Aspartic acid is used in enzyme active centers, as well as in maintaining the solubility and ionic character of proteins.
Solubility
Soluble in water(4.5g/L).
Notes
Store in cool, dry conditions in well sealed containers. Keep container tightly closed.
L-Aspartic acid is used in enzyme active centers, as well as in maintaining the solubility and ionic character of proteins.
Solubility
Soluble in water(4.5g/L).
Notes
Store in cool, dry conditions in well sealed containers. Keep container tightly closed.
RUO – Research Use Only
General References:
- Flaig, R.; Koritsanszky, T.; Zobel, D.; Luger, P. Topological Analysis of the Experimental Electron Densities of Amino Acids. 1. d,l-Aspartic Acid at 20 K. J. Am. Chem. Soc. 1998, 120, (10), 2227-2238.
- Xiao-Lin Wang.; Ai-Ling Ying.; Wei-Ning Wang. Nanofiltration of l-phenylalanine and l-aspartic acid aqueous solutions. Journal of Membrane Science. 2002, 196, (1), 59-67.
- Readily forms ß-lactam derivatives whichare valuable intermediates for the synthesis of a variety of products, including thienamycin: J. Am. Chem. Soc., 102, 6163 (1980); Tetrahedron Lett., 23, 2293 (1982).