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Dichloro(methyl)phenylsilane

CAS 149-74-6C6H5Si(CH3)Cl2Chemical Synthesis

Dichloro(methyl)phenylsilane (CAS: 149-74-6, Formula: C6H5Si(CH3)Cl2, MW: 191.13) is a reactive organosilicon compound. It serves as a valuable intermediate in chemical synthesis, particularly in the introduction of phenylmethylsilyl groups. Its utility extends to applications requiring specialized silicon-based functionalities, acting as a building block for more complex molecules in various research and industrial processes.

IUPAC
Methyl-phenyl-dichlorosilane
Synonyms
Methylphenyldichlorosilane
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Dichloro(methyl)phenylsilane (C6H5Si(CH3)Cl2) — chemical structure, CAS 149-74-6; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisSilicon-BasedSynthetic Reagents
01 /Applications

Chemical Synthesis Intermediate

Used as a versatile building block in organic and organosilicon synthesis. It allows for the introduction of the methylphenylsilyl moiety into target molecules.

Protecting Group Chemistry

Can be employed in the derivatization of functional groups, offering protection during multi-step synthetic sequences. Its reactivity allows for controlled installation and removal.

Materials Science Research

Investigated for its potential in developing novel silicon-containing polymers and materials. The phenyl and methyl groups influence material properties.

02 /Properties
Molecular weight191.13
Linear formulaC6H5Si(CH3)Cl2
Assay97%
Boiling point205 °C(lit.)
Density1.176 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.519(lit.)
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
Danger

Hazard statements

  • 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 equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point67 °C / 152.6 °F
Transport (UN / ADR)UN 2437 8 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)C
Risk statements (R)14-34
Safety statements (S)26-36/37/39-43-45
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
149-74-6
MDL number
MFCD00000490
PubChem substance
24867568
Beilstein registry
970975
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 Dichloro(methyl)phenylsilane used for?

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Dichloro(methyl)phenylsilane is primarily used as an intermediate in chemical synthesis, for introducing methylphenylsilyl groups, and in protecting group strategies in organic chemistry.

What is the CAS number and formula for Dichloro(methyl)phenylsilane?

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The CAS number is 149-74-6 and the chemical formula is C6H5Si(CH3)Cl2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Dichloro(methyl)phenylsilane with a minimum purity of 97%. This product is not represented as USP, EP, or BP grade.

How should Dichloro(methyl)phenylsilane be handled safely?

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Dichloro(methyl)phenylsilane is corrosive and reacts violently with water. Handle with extreme care, using full-face protection, gloves, and appropriate respiratory protection in a well-ventilated area. Avoid contact with water.

How is Dichloro(methyl)phenylsilane packed, shipped, and exported?

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This chemical is packed and shipped according to UN 2437, Class 8, PGII regulations for hazardous materials. Tech Serve Solutions is experienced in global export.

How can I request a quote or sample of Dichloro(methyl)phenylsilane?

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To request a quote or sample, please contact our sales department via the website or direct email, providing your specific requirements and shipping details.

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