(Trimethylsilyl)acetylene , 98% , 1066-54-2

Synonym(s):
Ethinyltrimethylsilane;Trimethylsilylacetylene

CAS NO.：1066-54-2

Empirical Formula: C5H10Si

Molecular Weight: 98.22

MDL number: MFCD00008569

EINECS: 213-919-9

PRODUCT Properties

• Melting point: >0°C
• Boiling point: 53 °C(lit.)
• Density: 0.695 g/mL at 25 °C(lit.)
• vapor pressure: 4.18 psi ( 20 °C)
• refractive index: n20/D 1.388(lit.)
• Flash point: <−30 °F
• storage temp.: Store below +30°C.
• solubility: Miscible with organic solvents.
• form: liquid
• Specific Gravity: 0.695
• color: colorless
• Water Solubility: reacts
• Hydrolytic Sensitivity: 4: no reaction with water under neutral conditions
• BRN: 906752
• InChIKey: CWMFRHBXRUITQE-UHFFFAOYSA-N
• CAS DataBase Reference: 1066-54-2(CAS DataBase Reference)
• NIST Chemistry Reference: (Trimethylsilyl)acetylene(1066-54-2)
• EPA Substance Registry System: Trimethylsilylacetylene (1066-54-2)

Description and Uses

Ethynyltrimethylsilane was used in: ? microwave-assisted, one-pot, three-step Sonogashira cross-coupling-desilylation-cycloaddition reaction for the preparation of 1,4-disubstituted 1,2,3-triazoles synthesis of poly(ethynyltrimethylsilane) containing Pd (II) coordination sites pyrazole synthesis via 1,3-dipolar cycloaddition of diazo compounds to acetylenes

Safety

• Symbol(GHS): GHS02,GHS07
• Signal word: Danger
• Hazard statements: H225-H315-H319
• Precautionary statements: P210-P233-P240-P241-P303+P361+P353-P305+P351+P338
• Hazard Codes: F,Xi
• Risk Statements: 11-36/37/38
• Safety Statements: 16-26-36
• RIDADR: UN 1993 3/PG 2
• WGK Germany: -
• Hazard Note: Flammable/Irritant
• TSCA: T
• HazardClass: 3
• PackingGroup: II
• HS Code: 29310095
• Limited Quantities: 1.0 L (0.3 gallon) (liquid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)