N-Methylmorpholine
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Names | |||
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IUPAC name
4-Methylmorpholine | |||
Identifiers | |||
109-02-4 | |||
3D model (Jmol) | Interactive image | ||
Abbreviations | NMM | ||
ChemSpider | 7684 | ||
ECHA InfoCard | 100.003.310 | ||
PubChem | 7972 | ||
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Properties | |||
C5H11NO | |||
Molar mass | 101.15 g·mol−1 | ||
Appearance | Liquid | ||
Density | 0.92 g/cm3 | ||
Melting point | −66 °C (−87 °F; 207 K) | ||
Boiling point | 115 to 116 °C (239 to 241 °F; 388 to 389 K) | ||
Acidity (pKa) | 7.38 (for the conjugate acid) (H2O)[1] | ||
Hazards | |||
EU classification (DSD) |
Flammable (F), Corrosive (C) | ||
R-phrases | R11 R20/21/22 R34 | ||
S-phrases | S16 S26 S36/37/39 S45 | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |||
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Infobox references | |||
N-Methylmorpholine is an organic base of intermediate strength. Its main use is as the starting material for preparing N-methylmorpholine N-oxide.
References
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