ALDRICH 2,4,6,8-Tetramethylcyclotetrasiloxane, >=99.5%, >=99.999% trace metals basis

Synonym(s): 1,3,5,7-Cyclotetra(methylsiloxane); 1,3,5,7-Tetramethylcyclotetrasiloxane; TMCTS

Empirical Formula: C₄H₁₆O₄Si₄

Linear Formula: (HSiCH₃O)₄

Formula Weight: 240.51

MDL Number: MFCD00039567

Purity: ≥99.5%; ≥99.999% trace metals basis

Boiling Point: 134 °C(lit.)

Melting Point: −69 °C(lit.)

Density: 0.986 g/mL at 25 °C(lit.)

Refractive Index: n20/D 1.387(lit.)

Storage: 2-8°C

Beilstein Registry Number: 1775282