Dichloro(3-chloropropyl)methylsilane
Dichloro(3-chloropropyl)methylsilane (CAS: 7787-93-1), with the linear formula Cl(CH2)3Si(CH3)Cl2 and a molecular weight of 191.56 g/mol, is a versatile organosilicon compound. It serves as a key synthetic precursor, notably in the formation of enoxysilacyclobutanes. This compound is supplied by TSS with a minimum assay of 98%, suitable for various chemical synthesis applications where precise silane chemistry is required.
- IUPAC
- (3-Chloropropyl)methyldichlorosilane
- Synonyms
- (3-Chloropropyl)methyldichlorosilane

Precursor for Enoxysilacyclobutanes
Dichloro(3-chloropropyl)methylsilane acts as a crucial synthetic intermediate in the preparation of enoxysilacyclobutanes, facilitating complex organic transformations and ring-system syntheses in advanced chemical research.
Organosilicon Synthesis
This compound is employed in specialised organosilicon chemistry for the introduction of functionalised chloropropylsilyl groups into organic molecules. Its reactivity allows for diverse derivatisation pathways.
Chemical Research Reagent
As a reagent within chemical synthesis, Dichloro(3-chloropropyl)methylsilane supports the development of novel materials and compounds by enabling specific silicon-based structural modifications.
| Molecular weight | 191.56 |
|---|---|
| Linear formula | Cl(CH2)3Si(CH3)Cl2 |
| Assay | 98% |
| Boiling point | 80 °C/18 mmHg(lit.) |
| Density | 1.227 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.461(lit.) |
| Application | Synthetic precursor to enoxysilacyclobutanes.1 |


Hazard statements
- H226Flammable liquid and vapour
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 59 °C / 138.2 °F |
| Transport (UN / ADR) | UN 2986 3(8) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-36/37/39-45 |
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 Dichloro(3-chloropropyl)methylsilane used for?
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Dichloro(3-chloropropyl)methylsilane is primarily used as a synthetic precursor to enoxysilacyclobutanes and in general organosilicon synthesis.
What are the CAS number and formula for Dichloro(3-chloropropyl)methylsilane?
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The CAS number is 7787-93-1, and the linear formula is Cl(CH2)3Si(CH3)Cl2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dichloro(3-chloropropyl)methylsilane with a minimum assay of 98%. TSS does not represent this product as USP, BP, or EP grade.
How should Dichloro(3-chloropropyl)methylsilane be handled?
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Dichloro(3-chloropropyl)methylsilane is classified as Danger, with hazards including flammability (H226) and severe skin burns and eye damage (H314). It requires careful handling with appropriate personal protective equipment such as gloves, goggles, and face shields, and use in a well-ventilated area. Consult the Safety Data Sheet for full guidance.
How is Dichloro(3-chloropropyl)methylsilane packed and shipped?
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Dichloro(3-chloropropyl)methylsilane is packed and shipped according to international regulations for hazardous materials, including UN 2986 classification. TSS is a global supplier and exporter.
How can I request a quote or sample?
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To request a quote or sample of Dichloro(3-chloropropyl)methylsilane, please contact the Tech Serve Solutions sales team through our website or your designated account manager.
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