ALDRICH Hexamethylphosphoramide, absolute, over molecular sieve (H2O <=0.01%), >=98.0% (GC)

Synonym(s): HMPA; Hexamethylphosphoric acid triamide; Tris(dimethylamino)phosphine oxide

Empirical Formula: C₆H₁₈N₃OP

Linear Formula: [(CH₃)₂N]₃PO

Formula Weight: 179.20

MDL Number: MFCD00008303

Purity: ≥98.0% (GC)

Boiling Point: 230-232 °C/740 mmHg(lit.)

Melting Point: 7 °C(lit.)

Density: 1.03 g/mL at 25 °C(lit.)

Refractive Index: n20/D 1.459(lit.)

Beilstein Registry Number: 1099903