698180

Tris(trimethylsilyl)silyl vinyl ether

• Synonym(s): Tris(trimethylsilyl)silyloxyethylene, Vinyloxytris(trimethylsilyl)silane
• Empirical Formula (Hill Notation): C₁₁H₃₀OSi₄
• CAS Number: 861445-91-2
• Molecular Weight: 290.70
• MDL number: MFCD11656064
• UNSPSC Code: 12352100
• PubChem Substance ID: 329761989

Properties

• mp: 51-61 °C
• storage temp.: 2-8°C
• SMILES string: C[Si](C)(C)[Si](OC=C)([Si](C)(C)C)[Si](C)(C)C
• InChI: 1S/C11H30OSi4/c1-11-12-16(13(2,3)4,14(5,6)7)15(8,9)10/h11H,1H2,2-10H3
• InChI key: WPZQENSANSNYSI-UHFFFAOYSA-N

Description

Application

Super Silyl Protecting Groups

Used for:

• Diastereoselective [2+2] cyclizations
• Cross-Aldol cascade reaction
• Diastereoselective sequential reactions for generating polyols
• Accessing distinct diastereomers and 4-component reactions
• Supersilyl-directed aldol reactions

• Strong electron-donating effect of the supersilyl group operates only in the α-position and not in the β-position

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H228,H315,H319,H335
• pcodes: P210 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Sol. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 4.1B - Flammable solid hazardous materials
• wgk_germany: WGK 3
• flash_point_f: 172.0 °F
• flash_point_c: 77.8 °C
• ppe: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges