2-(Dimethylvinylsilyl)pyridine
2-(Dimethylvinylsilyl)pyridine (CAS: 321155-39-9), with the molecular formula C9H13NSi and a molecular weight of 163.29 g/mol, is a valuable organosilicon compound. It serves as a versatile building block in chemical synthesis, particularly in reactions involving C-C and C-X bond formation. Its applications span various synthetic pathways, making it a key reagent for researchers and industrial chemists.
- IUPAC
- Dimethyl(2-pyridyl)vinylsilane
- Synonyms
- Dimethyl(2-pyridyl)vinylsilane

Carbomagnesiation Reactions
2-(Dimethylvinylsilyl)pyridine acts as a substrate or reagent in carbomagnesiation reactions, facilitating the formation of new carbon-carbon bonds.
Borylation Processes
This compound is employed in borylation reactions, enabling the introduction of boron functional groups into organic molecules.
C-X Bond Formation
It participates in the formation of carbon-heteroatom (C-X) bonds, expanding its utility in complex molecule synthesis.
Heterocyclic Synthesis
As a pyridine derivative and organosilicon reagent, it is a useful building block for constructing complex heterocyclic frameworks.
| Molecular weight | 163.29 |
|---|---|
| Empirical formula | C9H13NSi |
| Assay | 90% |
| Density | 0.916 g/mL at 25 °C |
| Refractive index | n20/D 1.504 |
| Storage temperature | 2-8°C |
| Application | Participates in a variety of C-C and C-X bond-forming processes including carbomagnesiation and borylation.1 |


Hazard statements
- H226Flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 54 °C / 129.2 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 26 |
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 2-(Dimethylvinylsilyl)pyridine used for?
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2-(Dimethylvinylsilyl)pyridine is primarily used as a building block in chemical synthesis, participating in C-C and C-X bond-forming reactions such as carbomagnesiation and borylation.
What is the CAS number and formula for 2-(Dimethylvinylsilyl)pyridine?
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The CAS number is 321155-39-9 and the empirical formula is C9H13NSi.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Dimethylvinylsilyl)pyridine with an assay of 90%. This product is not represented as USP, BP, or EP grade.
How should 2-(Dimethylvinylsilyl)pyridine be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. It is a flammable liquid and vapour (H226), and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
How is 2-(Dimethylvinylsilyl)pyridine packed and shipped?
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2-(Dimethylvinylsilyl)pyridine is packed and shipped in compliance with relevant regulations for flammable liquids, including UN 1993.
How can I request a quote or sample for 2-(Dimethylvinylsilyl)pyridine?
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Please contact our sales team to request a quote or sample. Details can be found on the Tech Serve Solutions website.
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