1,3-Dichlorotetramethyldisiloxane, 96%, Thermo Scientific Chemicals

Description

1,3-Dichlorotetramethyldisiloxane is used to produce 1,1,3,3-tetramethyl-disiloxane-1,3-diol. It is also used as Chemical Additives. Pharmaceutical intermediates.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
1,3-Dichlorotetramethyldisiloxane is used to produce 1,1,3,3-tetramethyl-disiloxane-1,3-diol. It is also used as Chemical Additives. Pharmaceutical intermediates.

Solubility
Reacts with water.

Notes
Moisture Sensitive. Store away from strong bases and water. Protect from water and humidity. Incompatible with acids, bases and oxidizing agents. Avoid excessive heat and light.

Specifications

Chemical Identifiers

• CAS: 2401-73-2
• Molecular Formula: C4H12Cl2OSi2
• Molecular Weight (g/mol): 203.209
• MDL Number: MFCD00018088
• InChI Key: DMEXFOUCEOWRGD-UHFFFAOYSA-N
• Synonym: 1,3-dichloro-1,1,3,3-tetramethyldisiloxane, 1,3-dichlorotetramethyldisiloxane, disiloxane, 1,3-dichloro-1,1,3,3-tetramethyl, chloro chlorodimethylsilyl oxy dimethylsilane, 1,1,3,3-tetramethyl-1,3-dichlorodisiloxane, acmc-209g7w, oxybis chlorodimethylsilane, sym-dichlorotetramethyldisiloxane, dmexfouceowrgd-uhfffaoysa, 1,3-dichlorotetramethyl disiloxane
• PubChem CID: 75461
• IUPAC Name: chloro-[chloro(dimethyl)silyl]oxy-dimethylsilane
• SMILES: C[Si](C)(O[Si](C)(C)Cl)Cl

• Boiling Point: 136°C to 138°C
• Melting Point: -37°C
• Quantity: 25 g
• UN Number: UN2985
• Beilstein: 1741218
• Flash Point: 15°C (59°F)
• Solubility Information: Reacts with water.
• Formula Weight: 203.22
• Percent Purity: 96%
• Refractive Index: 1.408
• Sensitivity: Moisture sensitive
• Density: 1.039
• Chemical Name or Material: 1,3-Dichlorotetramethyldisiloxane

Safety and Handling

Product Identifier

• 1,3-Dichlorotetramethyldisiloxane

Signal Word

• Danger

Hazard Category

• Serious eye damage/eye irritation Category 1
• Flammable liquid Category 2
• Skin corrosion/irritation Category 1 B

Hazard Statement

• H225-Highly flammable liquid and vapour.
• H314-Causes severe skin burns and eye damage.
• H318-Causes serious eye damage.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P240-Ground/bond container and receiving equipment.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

Supplemental information

• MIXTURE LIST-Contains : 1,3-Dichlorotetramethyldisiloxane

RUO – Research Use Only