N-Methylmorpholine

N-Methylmorpholine

Names
IUPAC name 4-Methylmorpholine
Identifiers
CAS Number	109-02-4
Abbreviations	NMM
ChemSpider	7684
Jmol interactive 3D	Image
PubChem	7972
InChI InChI=1S/C5H11NO/c1-6-2-4-7-5-3-6/h2-5H2,1H3 Key: SJRJJKPEHAURKC-UHFFFAOYSA-N InChI=1/C5H11NO/c1-6-2-4-7-5-3-6/h2-5H2,1H3 Key: SJRJJKPEHAURKC-UHFFFAOYAK
SMILES O1CCN(C)CC1
Properties
Chemical formula	C5H11NO
Molar mass	101.15 g·mol^−1
Appearance	Liquid
Density	0.92 g/cm^3
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

1. David Evans Research Group