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Chloro-methoxy-dimethylsilane

CAS 1825-68-9C3H9ClOSiChemical Synthesis

Chloro-methoxy-dimethylsilane (CAS: 1825-68-9), with the empirical formula C3H9ClOSi and a molecular weight of 124.64 g/mol, is a versatile organosilicon compound. This technical grade silane is primarily utilised in chemical synthesis and materials science. Its reactivity makes it valuable in applications such as surface modification, the creation of specialised polymers, and as an intermediate in the production of advanced materials for microelectronics.

IUPAC
Chloro-dimethyl-methoxysilane,Dimethyl-chloromethoxysilane
Synonyms
Dimethyl(methoxy)chlorosilaneChloromethoxydimethylsilane
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Chloro-methoxy-dimethylsilane (C3H9ClOSi) — chemical structure, CAS 1825-68-9; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisMaterials ScienceMicro/NanoElectronicsMono-Alkoxy SilanesSilicon-BasedSynthetic Reagents More...
01 /Applications

Surface Modification Agent

Acts as a functionalising agent to alter the surface properties of various substrates, enhancing adhesion or introducing specific chemical functionalities. This is crucial in developing advanced materials and composites.

Chemical Synthesis Intermediate

Serves as a building block in organic and organometallic synthesis, enabling the introduction of the methoxy-dimethylsilyl group into more complex molecules. It is particularly useful in the preparation of specialised silicon-containing compounds.

Materials Science

Contributes to the development of novel materials, including polymers and coatings, where its unique silicon-based structure can impart desirable properties such as thermal stability and hydrophobicity.

Micro/Nanoelectronics

Finds application in the microelectronics industry, potentially for fabricating components or as a precursor in deposition processes requiring precise control over silicon-based materials.

02 /Properties
Molecular weight124.64
Empirical formulaC3H9ClOSi
Assay~85% (GC)
Gradetechnical
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H314Causes severe skin burns and eye damage

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point-8 °C / 17.6 °F
Transport (UN / ADR)UN 2985 8(3) / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)F,C
Risk statements (R)11-14-34
Safety statements (S)16-26-33-36/37/39-45
Supplemental hazardsReacts violently with water.

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

04 /Identifiers & registry
CAS number
1825-68-9
MDL number
MFCD00053901
Beilstein registry
2035892
05 /Quality & supply

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.

06 /Frequently asked questions

What is Chloro-methoxy-dimethylsilane used for?

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Chloro-methoxy-dimethylsilane is used in chemical synthesis, materials science, and micro/nanoelectronics. It functions as a surface modification agent, a chemical synthesis intermediate, and in the development of silicon-based materials and coatings.

What is the CAS number and formula for Chloro-methoxy-dimethylsilane?

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The CAS number for Chloro-methoxy-dimethylsilane is 1825-68-9, and its empirical formula is C3H9ClOSi.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Chloro-methoxy-dimethylsilane in technical grade with an assay of approximately 85% (GC). We do not represent this product as USP, BP, or EP grade.

How should Chloro-methoxy-dimethylsilane be handled safely?

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Chloro-methoxy-dimethylsilane is a highly flammable liquid and vapour (H225) and causes severe skin burns and eye damage (H314). It reacts violently with water. Handle with extreme caution, using appropriate personal protective equipment including face shields, gloves, goggles, and respiratory protection. Ensure adequate ventilation and avoid contact with water.

Is Chloro-methoxy-dimethylsilane a controlled substance?

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The provided data does not indicate that Chloro-methoxy-dimethylsilane is a controlled substance.

How is Chloro-methoxy-dimethylsilane packed, shipped, and exported?

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Product is shipped as UN 2985, Hazard Class 8(3), Packing Group II. TSS is an experienced global supplier and exporter of fine chemicals, ensuring compliant and secure packaging for international transit.

How can I request a sample or quote for Chloro-methoxy-dimethylsilane?

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To request a sample or obtain a quote for Chloro-methoxy-dimethylsilane, please contact our sales team through the website or by phone, providing your specific requirements.

Need Chloro-methoxy-dimethylsilane in a specific grade or volume?