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Chlorodiethylphosphine

CAS 686-69-1C4H10ClPCatalysis & Inorganic

Chlorodiethylphosphine (CAS: 686-69-1), with the empirical formula C4H10ClP and a molecular weight of 124.55 g/mol, is a key organophosphorus compound. It serves as a valuable building block in organic synthesis and is recognised for its utility in catalysis. This compound is typically supplied as a technical grade material with an assay of 90%, suitable for various industrial and research applications.

IUPAC
Diethylchlorophosphine,Diethylphosphinous chloride,Et2PCl
Synonyms
DiethylchlorophosphineDiethylphosphinous chlorideEt2PCl
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Chlorodiethylphosphine (C4H10ClP) — chemical structure, CAS 686-69-1; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisPhosphine CompoundsPhosphorus Precursors
01 /Applications

Organic Synthesis

Chlorodiethylphosphine acts as a versatile intermediate in the synthesis of more complex organophosphorus compounds. It can be employed in reactions to introduce the diethylphosphino group into various organic frameworks.

Catalyst Precursor

This compound can serve as a precursor for preparing specialised phosphine ligands used in homogeneous catalysis. These ligands are crucial for facilitating and controlling a wide range of chemical transformations.

Phosphorus Chemistry

It is a useful reagent for researchers exploring phosphorus-based chemistry. Its reactivity allows for the development of novel phosphorus-containing materials and molecules.

02 /Properties
Molecular weight124.55
Empirical formulaC4H10ClP
Assay90%
Gradetechnical grade
Boiling point133-134 °C(lit.)
Density1.023 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.475(lit.)
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H260In contact with water releases flammable gases
  • H314Causes severe skin burns and eye damage
  • H335May cause respiratory irritation

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P223Do not allow contact with water
  • P231Handle under inert gas
  • P261Avoid breathing dust, fume, gas or vapours
  • P370In case of fire
  • P422
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point19 °C / 66.2 °F
Transport (UN / ADR)UN 3129 8(4.3) / PGI
Water hazard class (WGK, DE)3
Hazard codes (EU)F,C
Risk statements (R)11-14-34-36/37
Safety statements (S)16-26-36/37/39-45
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
686-69-1
MDL number
MFCD00013621
PubChem substance
24880696
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 Chlorodiethylphosphine used for?

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Chlorodiethylphosphine is used as an intermediate in organic synthesis and as a precursor for catalyst ligands, particularly in phosphorus chemistry and catalysis.

What are the CAS number and formula for Chlorodiethylphosphine?

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The CAS number for Chlorodiethylphosphine is 686-69-1, and its empirical formula is C4H10ClP.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Chlorodiethylphosphine as technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.

How should Chlorodiethylphosphine be handled safely?

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Chlorodiethylphosphine is flammable and reacts violently with water, causing severe skin burns and eye damage. It may also cause respiratory irritation. Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment, and keep away from water and ignition sources.

How is Chlorodiethylphosphine packed and shipped?

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Chlorodiethylphosphine is packed and shipped according to stringent safety regulations for hazardous materials. Please contact us for specific details regarding international export.

How can I request a quote or sample?

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To request a quote or a sample of Chlorodiethylphosphine, please contact our sales team through the website or by phone, providing your specific requirements.

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