Customization: | Available |
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CAS No.: | 872-50-4;2687-44-7 |
Formula: | C5h9no |
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Product Name: | N-Methyl-2-pyrrolidone |
CAS: | 872-50-4;2687-44-7 |
MF: | C5H9NO |
MW: | 99.13 |
EINECS: | 212-828-1 |
Mol File: | 872-50-4.mol |
Melting point | -24 °C (lit.) |
Boiling point | 202 °C (lit.) 81-82 °C/10 mmHg (lit.) |
density | 1.028 g/mL at 25 °C (lit.) |
vapor density | 3.4 (vs air) |
vapor pressure | 0.29 mm Hg ( 20 °C) |
refractive index | n20/D 1.479 |
Fp | 187 °F |
storage temp. | Store at +5°C to +30°C. |
solubility | ethanol: miscible0.1ML/mL, clear, colorless (10%, v/v) |
form | Liquid |
pka | -0.41±0.20(Predicted) |
color | ≤20(APHA) |
Odor | Slight amine odor |
PH | 8.5-10.0 (100g/l, H2O, 20ºC) |
PH Range | 7.7 - 8.0 |
explosive limit | 1.3-9.5%(V) |
Water Solubility | >=10 g/100 mL at 20 ºC |
λmax | 283nm(MeOH)(lit.) |
Sensitive | Hygroscopic |
Merck | 146,117 |
Lubricating oil refining.
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Polymer solvents for insoluble engineering plastics (poly(p-phenylene sulfide) , polyimide) and aramid fibers.
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Cleaning agent: deoiling, degreasing, dewaxing, polishing, rust, paint, etc.
Artificial kidney function membrane fluid, desalination membrane fluid.
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