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3-Trimethylsilylpropynal, 97%
Description
3-Trimethylsilylpropynal acts as an important organic intermediate. It is used in agrochemicals, pharmaceuticals and dyestuff field. Further, it is used in the preparation of [3-(trimethylsilyl)-2-propinyliden]-malononitrile.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
- Packaged under Argon

Specifications
Specifications
Color | Colorless to Yellow |
Density | 0.86 g/mL |
Boiling Point | 58°C to 60°C (37.5 mmHg) |
Flash Point | 29°C (84°F) |
Refractive Index | 1.4435 |
Linear Formula | (CH3)3SiC≡CCHO |
Quantity | 5 g |
UN Number | UN1993 |
Sensitivity | Air and moisture sensitive |
Formula Weight | 126.23 |
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Safety and Handling
Hazard Category | H226-H315-H319-H335 |
Hazard Statement | GHS H Statement H226-H315-H319-H335 Flammable liquid and vapor. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. |
Precautionary Statement | P210-P233-P235-P240-P241-P242-P243-P261-P264b-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P312-P332+P313-P363-P370+P378q-P501c |
DOTInformation | Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: FLAMMABLE LIQUIDS, N.O.S. |
TSCA | No |
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Recommended Storage | Keep cold; Store under Nitrogen |
RUO – Research Use Only
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