CAS 2370-88-9 | 2,4,6,8-TETRAMETHYLCYCLOTETRASILOXANE
Molecular Formula: C4H16O4Si4
Molecular Weight: 240.51
EINECS: 219-137-4
Purity: 97% Min.
Package: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Product Introduction
Specification of CAS 2370-88-9 | 2,4,6,8-TETRAMETHYLCYCLOTETRASILOXANE
ITEMS | SPECIFICATION |
Melting point | −69 °C(lit.) |
InChIKey | BQYPERTZJDZBIR-UHFFFAOYSA-N |
storage temp. | 2-8°C |
Fp | 76 °F |
Refractive index | n20/D 1.387(lit.) |
Form | Liquid |
Density | 0.986 g/mL at 25 °C(lit.) |
Boiling point | 134 °C(lit.) |
Specific Gravity | 0.991 |
Water Solubility | Miscible with most organic solvents. Immiscible with water. |
Sensitive | Moisture Sensitive |
EPA Substance Registry System | Cyclotetrasiloxane, 2,4,6,8-tetramethyl- (2370-88-9) |
BRN | 1787074 |
Hydrolytic Sensitivity | 3 |
CAS DataBase Reference | 2370-88-9(CAS DataBase Reference) |
Synthesis of CAS 2370-88-9 | 2,4,6,8-TETRAMETHYLCYCLOTETRASILOXANE
Conditions
Stage #1: Dichloromethylsilane; water at 33℃; under 3863.02 Torr;
Stage #2: dodecylbenzenesulphonic acid In isopar P at 20℃; for 3h;
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