Lithium (trimethylsilyl)acetylide, 0.5M solution in THF, AcroSeal™, Thermo Scientific Chemicals

Description

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

Specifications

Chemical Identifiers

• CAS: 54655-07-1, 109-99-9
• Molecular Formula: C5H9LiSi
• Molecular Weight (g/mol): 104.15
• MDL Number: MFCD00075059
• InChI Key: WDDOQHLJFOUQMW-UHFFFAOYSA-N
• Synonym: trimethylsilyl ethynyllithium, lithium, trimethylsilyl ethynyl, lithium 1+ ion trimethylsilyl ethyne, lithium trimethylsilylacetylide, lithio trimethylsilyl acetylene, lithium trimethylsilyl acetylide, lithium ethynyl trimethyl silane, lithium trimethylsilylacetylenide, zvxxeonxfwsciz-uhfffaoysa-n
• PubChem CID: 3431600
• IUPAC Name: lithium;ethynyl(trimethyl)silane
• SMILES: [Li+].C[Si](C)(C)C#[C-]

• Color: Yellow to Orange
• Physical Form: Solution
• Quantity: 800 mL
• Solubility Information: Solubility in water: reacts
• Formula Weight: 104.15
• Concentration or Composition (by Analyte or Components): 0.4 to 0.6M
• Packaging: AcroSeal™ Glass Bottle
• Specific Gravity: 0.88
• Density: 0.8800g/mL
• Chemical Name or Material: Lithium (trimethylsilyl)acetylide

Safety and Handling

Product Identifier

• Lithium (trimethylsilyl)acetylide, 0.5M solution in THF

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• Carcinogenicity Category 2
• Serious eye damage/eye irritation Category 1
• Flammable liquid Category 2
• Skin corrosion/irritation Category 1 B
• Specific target organ toxicity Category 3

Hazard Statement

• H318-Causes serious eye damage.
• H314-Causes severe skin burns and eye damage.
• H351-Suspected of causing cancer.
• H335-May cause respiratory irritation.
• H336-May cause drowsiness or dizziness.
• H302-Harmful if swallowed.
• H225-Highly flammable liquid and vapour.
• EUH019-May form explosive peroxides.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• 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/.

RUO – Research Use Only