376175

1-(Trimethylsilyl)-1-pentyne

98%

• Synonym(s): 1-Pentyn-1-yltrimethylsilane
• Linear Formula: CH₃CH₂CH₂C≡CSi(CH₃)₃
• CAS Number: 18270-17-2
• Molecular Weight: 140.30
• Beilstein/REAXYS Number: 1744218
• MDL number: MFCD00077890
• UNSPSC Code: 12352100
• PubChem Substance ID: 24863424

Properties

• Quality Level: 200
• assay: 98%
• form: liquid
• refractive index: n20/D 1.425 (lit.)
• bp: 135 °C (lit.)
• density: 0.765 g/mL at 25 °C (lit.)
• SMILES string: CCCC#C[Si](C)(C)C
• InChI: 1S/C8H16Si/c1-5-6-7-8-9(2,3)4/h5-6H2,1-4H3
• InChI key: CABCDUQQPBAHEE-UHFFFAOYSA-N

Description

Application

1-(Trimethylsilyl)-1-pentyne may be used in the synthesis of the natural products credneramide A and B, via Ruthenium-catalyzed Alder-ene reaction.[1] It may be used in the synthesis of 3,3′-ethynediyl-bis-pyridine.[2]

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226,H315,H319,H335
• pcodes: P261 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 86.0 °F - closed cup
• flash_point_c: 30 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter