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Chlorotris(trimethylsilyl)silane

CAS 5565-32-2[(CH3)3Si]3SiClChemical Synthesis

Chlorotris(trimethylsilyl)silane (CAS 5565-32-2), molecular formula [(CH3)3Si]3SiCl, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

Chlorotris(trimethylsilyl)silane
Chemical SynthesisSilicon-BasedSynthetic Reagents
01 /Properties
Molecular weight283.11
Linear formula[(CH3)3Si]3SiCl
Assay97%
Density0.877 g/mL at 25 °C
Concentration50 wt. % in toluene
ApplicationSuper Silyl Protecting GroupsUsed for:• Insertion into a P-P bond1• Diastereoselective aldol and cascade reactions2• Preparation of hypersilyl substituted monophosphines and diphosphines3
Melting point50-52 °C(lit.)
02 /Safety & handling
Flammable
Flammable
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H228Flammable solid
  • H261In contact with water releases flammable gas
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P231Handle under inert gas
  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
  • P422
Protective equipmentEyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Flash point31 °C / 87.8 °F
Transport (UN / ADR)UN 3132 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,Xi
Risk statements (R)11-29-36/37/38
Safety statements (S)7/8-16-26-36/37-43-Neverusewater.
Supplemental hazardsContact with water liberates toxic gas.

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
5565-32-2
MDL number
MFCD01321222
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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.

05 /Frequently asked questions

What is Chlorotris(trimethylsilyl)silane?

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Chlorotris(trimethylsilyl)silane (CAS 5565-32-2), molecular formula [(CH3)3Si]3SiCl, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of Chlorotris(trimethylsilyl)silane does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Chlorotris(trimethylsilyl)silane in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of Chlorotris(trimethylsilyl)silane?

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Chlorotris(trimethylsilyl)silane has CAS number 5565-32-2 and molecular formula [(CH3)3Si]3SiCl. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Chlorotris(trimethylsilyl)silane?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of Chlorotris(trimethylsilyl)silane ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should Chlorotris(trimethylsilyl)silane be stored?

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Store Chlorotris(trimethylsilyl)silane in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is Chlorotris(trimethylsilyl)silane used for?

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Chlorotris(trimethylsilyl)silane is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for Chlorotris(trimethylsilyl)silane?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need Chlorotris(trimethylsilyl)silane in a specific grade or volume?

Request a quote