(Dimethylphenylsilyl)acetylene
(Dimethylphenylsilyl)acetylene (CAS: 17156-64-8), with the molecular formula C6H5Si(CH3)2C≡CH and a molecular weight of 160.29 g/mol, is a versatile organic building block. It is particularly useful in organic synthesis due to its terminal alkyne functionality, enabling a range of coupling reactions and functionalisation. This compound serves as a valuable intermediate in the development of complex molecules and materials.
Organic Synthesis Intermediate
Utilised in various organic reactions, particularly those involving the functionalisation of terminal alkynes. It can participate in Sonogashira couplings, click chemistry, and other C-C bond forming reactions.
Building Block for Materials Science
Serves as a precursor for the synthesis of novel polymers and organosilicon materials with specific electronic or physical properties.
Pharmaceutical Intermediate
Can be incorporated into synthetic routes for active pharmaceutical ingredients (APIs) where the phenylsilylacetylene moiety is required.
| Molecular weight | 160.29 |
|---|---|
| Linear formula | C6H5Si(CH3)2C≡CH |
| Assay | 98% |
| Boiling point | 34 °C/0.07 mmHg(lit.) |
| Density | 0.907 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.508(lit.) |
Hazard statements
- H226Flammable liquid and vapour
| Flash point | 57 °C / 134.6 °F |
|---|---|
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (Dimethylphenylsilyl)acetylene used for?
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Tech Serve Solutions supplies (Dimethylphenylsilyl)acetylene primarily as an intermediate for organic synthesis and as a building block in materials science and pharmaceutical research.
What are the CAS number and formula for (Dimethylphenylsilyl)acetylene?
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(Dimethylphenylsilyl)acetylene has the CAS number 17156-64-8 and the linear formula C6H5Si(CH3)2C≡CH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (Dimethylphenylsilyl)acetylene with a minimum assay of 98%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
How should (Dimethylphenylsilyl)acetylene be handled safely?
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(Dimethylphenylsilyl)acetylene is classified as a flammable liquid and vapour (H226). It requires handling in a well-ventilated area, away from ignition sources, and with appropriate personal protective equipment.
How is this chemical packed and shipped?
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This product is typically packed and shipped according to international regulations for flammable liquids, often designated as UN 1993, Class 3, Packing Group III.
How can I request a quote or sample?
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To request a quote or sample of (Dimethylphenylsilyl)acetylene, please use the contact form on our website or email our sales department.
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