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Dipropyl ether

CAS 111-43-3(CH3CH2CH2)2OChemical Synthesis

Dipropyl ether (CAS: 111-43-3) is an organic compound with the linear formula (CH3CH2CH2)2O and a molecular weight of 102.17 g/mol. This clear, colourless liquid is a volatile ether, classified as a C2 to C7 ether and an organic building block. It exhibits moderate solubility in water and is miscible with common organic solvents like alcohols and diethyl ether. Dipropyl ether is utilised in chemical synthesis and has been employed in studies of excited-state proton transfer (ESPT).

IUPAC
Propyl ether
Synonyms
Propyl ether
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Dipropyl ether ((CH3CH2CH2)2O) — chemical structure, CAS 111-43-3; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC2 to C7Chemical SynthesisEthersOrganic Building BlocksOxygen Compounds More...
01 /Applications

Chemical Synthesis

As an organic building block, dipropyl ether can be incorporated into various synthetic pathways. Its ether functionality allows it to participate in reactions characteristic of this class of compounds.

Research in Photochemistry

Dipropyl ether has been used in research to investigate phenomena such as excited-state proton transfer (ESPT), specifically in studies involving moieties like 7-azaindole (7AI).

Solvent Applications

Due to its miscibility with organic solvents and moderate solubility in water, dipropyl ether can serve as a solvent in specific organic reactions or separation processes.

02 /Properties
Molecular weight102.17
Linear formula(CH3CH2CH2)2O
Assay≥99%
Boiling point88-90 °C(lit.)
Density0.736 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.380(lit.)
SolubilityH2O: slightly solublealcohols: solublediethyl ether: soluble
Melting point−123 °C(lit.)
Vapour pressure55 mmHg (20 °C)
ApplicationDipropyl ether was used to study the low proton-transporting ability of a water molecule in the excited-state proton transfer (ESPT) of a 7-azaindole (7AI) moiety1.
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H336May cause drowsiness or dizziness

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point-28 °C / -18.4 °F
Transport (UN / ADR)UN 2384 3 / PGII
Water hazard class (WGK, DE)1
Hazard codes (EU)F
Risk statements (R)11-19-66-67
Safety statements (S)9-16-29-33
Supplemental hazardsMay form explosive peroxides., Repeated exposure may cause skin dryness or cracking.

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

04 /Identifiers & registry
CAS number
111-43-3
MDL number
MFCD00009376
PubChem substance
24847025
Beilstein registry
1731312
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 Dipropyl ether primarily used for?

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Dipropyl ether is primarily used as an organic building block in chemical synthesis and in scientific research, including studies of excited-state proton transfer (ESPT).

What is the CAS number and chemical formula for Dipropyl ether?

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The CAS number for Dipropyl ether is 111-43-3 and its linear formula is (CH3CH2CH2)2O.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Dipropyl ether with an assay of ≥99%. This product is supplied for research and technical use and is not represented as USP, BP, EP, or other pharmacopoeial grades.

How should Dipropyl ether be handled safely?

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Dipropyl ether is highly flammable (H225) and can cause drowsiness or dizziness (H336). It may form explosive peroxides and repeated exposure can lead to skin dryness or cracking. Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area, away from ignition sources.

How is Dipropyl ether packed, shipped, and exported?

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Dipropyl ether is packed according to industry standards for flammable liquids, ensuring safe transport. As a global supplier, Tech Serve Solutions exports chemicals worldwide, adhering to all relevant shipping regulations.

How can I request a quote or sample for Dipropyl ether?

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To request a quote or a sample of Dipropyl ether, please contact the Tech Serve Solutions sales team through our website or by phone.

Need Dipropyl ether in a specific grade or volume?