(1-Chloroethyl)trimethylsilane
(1-Chloroethyl)trimethylsilane (CAS 7787-87-3), with the empirical formula C5H13ClSi and a molecular weight of 136.70 g/mol, is a halogenated organosilicon compound. It serves as a valuable building block in organic synthesis. Its properties make it suitable for various chemical transformations, particularly in the introduction of specific functional groups within complex molecular structures. Tech Serve Solutions supplies this chemical for research and development purposes.

Organic Synthesis Intermediate
(1-Chloroethyl)trimethylsilane is utilised as a key intermediate in the synthesis of more complex organic molecules. Its reactivity allows for the formation of carbon-carbon bonds and the introduction of silicon-containing moieties.
Reagent in Chemical Research
This compound finds application in laboratory settings as a specialised reagent for various chemical research projects. It enables chemists to explore novel synthetic pathways and develop new compounds.
Building Block for Specialty Chemicals
Its structure lends itself to being a fundamental building block for the production of specialty chemicals. The presence of both a reactive chlorine atom and a trimethylsilyl group offers versatile synthetic options.
| Molecular weight | 136.70 |
|---|---|
| Empirical formula | C5H13ClSi |
| Assay | ≥90% (GC) |
| Boiling point | 116 °C(lit.) |
| Density | 0.864 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.422 |

Hazard statements
- H225Highly flammable liquid and vapour
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 13 °C / 55.4 °F |
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F |
| Risk statements (R) | 11 |
| Safety statements (S) | 16-23-24/25 |
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 (1-Chloroethyl)trimethylsilane used for?
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(1-Chloroethyl)trimethylsilane is used as an intermediate and building block in organic synthesis and chemical research.
What is the CAS number and chemical formula for (1-Chloroethyl)trimethylsilane?
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The CAS number is 7787-87-3 and the empirical formula is C5H13ClSi.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (1-Chloroethyl)trimethylsilane with an assay of ≥90% (GC). This is a technical grade, and we do not represent it as USP, BP, or EP.
What are the main safety hazards associated with (1-Chloroethyl)trimethylsilane?
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(1-Chloroethyl)trimethylsilane is a flammable liquid and vapour (H225). It requires careful handling, storage away from ignition sources, and appropriate personal protective equipment, including safety glasses, gloves, and respiratory protection.
How is (1-Chloroethyl)trimethylsilane packed, shipped, and exported?
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We offer (1-Chloroethyl)trimethylsilane in various pack sizes suitable for laboratory and industrial needs, adhering to all relevant shipping regulations for hazardous materials. TSS is a specialist global supplier and exporter.
How can I request a sample or quote for (1-Chloroethyl)trimethylsilane?
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To request a sample or a quote, please use the contact form on our website or contact our sales team directly with your requirements.
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