Synonym(s): Ethynyltrimethylsilane, TMS acetylene Formula: HC CSi(CH3)3 Formula weight: 98.22 Purity: 98% CAS Number: 1066-54-2 UN Number: UN1993 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225 Highly flammable liquid and…

CAS: 1066-54-2 EC No: 213-919-9 MDL No: MFCD00008569 UN No: UN1993; Haz Class: 3; Packing Group: II Liquid Molecular Formula: C₅H₁₀Si MW: 98.22 Boiling Point: 53° Flash Point: -34°C (-29°F) Density (g/mL): 0.695 Refractive Index: 1.388

CAS No.: 1066-54-2 UN No.: UN1993 Solubility: (20°C) soluble Molar Mass: 98.21 g/mol Boiling Point: 52 - 53°C Flash Point: -34°C Refractive Index: -34°C Density: 0.71 g/cm3 (20°C)

(CH₃)₃SiC≡CH CAS#: 1066-54-2 F.W.: 98.22