C5H9NO
N-Methyl-2-Pyrrolidone Peptide synthesis
Peptide synthesis grade N-Methyl-2-pyrrolidone with low water content (max. 0.02%) and low amine content (max. 0.001%). For better shelf life, Peptide synthesis grade N-Methyl-2-pyrrolidone is filtered through 0.4µm and bottled under inert gas.
Main Properties
M | 99.13 |
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D | 1.03 |
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b.p | 204 °C |
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m.p | -24 °C |
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Product Specification
Appearance | Clear colorless liquid |
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Color (APHA, Pt-Co) | max. 10 |
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Free Amines (Kaiser) | max. 0.001% |
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Assay (GC, on anhydrous basis) | min. 99.5% |
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Residue after evaporation | max. 0.002%w/w |
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Water (KF) | max. 0.02%w/w |
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Fe (Iron) | max. 0.1ppm |
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Mg (Magnesium) | max. 0.1ppm |
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Pb (Lead) | max. 0.1ppm |
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Zn (Zinc) | max. 0.1ppm |
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