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1-Methyl-2-pyrrolidinone CAS No.872-50-4 / Cat No.EBD26957
N-甲基吡咯烷酮(NMP)
N-甲基-2-吡咯烷酮
N-甲基吡咯烷酮
1-甲基-2-吡咯烷酮
N-甲基吡咯烷酮(NMP)
1-甲基-2-吡咯烷酮 (NMP)
N-甲基吡咯烷酮 >99.0%(GC)
Properties
colourless or light yellow liquid with an amine odour
3.4 (vs air)
−24 °C(lit.)
202 °C(lit.)
91 °C
2-8°C
n20/D 1.47(lit.)
9.5 %
518 °F
3.4 (vs air)
0.29 mmHg ( 20 °C)
Water solubility: >=10 g/100 mL at 20 °C
Safety Information
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H360D May damage the unborn child.
P201 Obtain special instructions before use.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308+P313 IF exposed or concerned: Get medical advice/attention.
NMR Spectrum
Prediction: 1H NMR (498.122 MHz, CDCl3, 27掳 C.): delta 2.00 (2H, p, J=7 Hz, CH2), delta 2.35 (2H, t, J=8.2 Hz, CH2), delta 2.82 (3H, s, CH3), delta 3.36 (2H, t, J=7 Hz, CH2)
1H NMR
13C NMR