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Diethylzinc information


Diethylzinc
Names
IUPAC name
diethylzinc
Identifiers
CAS Number
  • 557-20-0 checkY
3D model (JSmol)
  • Interactive image
ChEBI
  • CHEBI:51496 checkY
ChemSpider
  • 10413128 checkY
ECHA InfoCard 100.008.330 Edit this at Wikidata
EC Number
  • 209-161-3
PubChem CID
  • 11185
UNII
  • S0W5NQH7C6
UN number 1366
CompTox Dashboard (EPA)
  • DTXSID4052217 Edit this at Wikidata
InChI
  • InChI=1S/2C2H5.Zn/c2*1-2;/h2*1H2,2H3; checkY
    Key: HQWPLXHWEZZGKY-UHFFFAOYSA-N checkY
  • InChI=1/2C2H5.Zn/c2*1-2;/h2*1H2,2H3;/rC4H10Zn/c1-3-5-4-2/h3-4H2,1-2H3
    Key: HQWPLXHWEZZGKY-GFXTWEBUAS
SMILES
  • CC[Zn]CC
Properties
Chemical formula
(C2H5)2Zn
Molar mass 123.50 g/mol
Density 1.205 g/mL
Melting point −28 °C (−18 °F; 245 K)
Boiling point 117 °C (243 °F; 390 K)
Solubility in water
Reacts
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
Flammable and corrosive liquid, pyrophoric in air, may explode in contact with water.
GHS labelling:
Pictograms
GHS02: FlammableGHS05: CorrosiveGHS09: Environmental hazard
Signal word
Danger
Hazard statements
H225, H250, H260, H302+H312+H332, H314, H410
Precautionary statements
P210, P222, P223, P231+P232, P233, P240, P241, P242, P243, P260, P264, P273, P280, P301+P330+P331, P302+P334, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P335+P334, P363, P370+P378, P391, P402+P404, P403+P235, P405, P422, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability 4: Will rapidly or completely vaporize at normal atmospheric pressure and temperature, or is readily dispersed in air and will burn readily. Flash point below 23 °C (73 °F). E.g. propaneInstability 3: Capable of detonation or explosive decomposition but requires a strong initiating source, must be heated under confinement before initiation, reacts explosively with water, or will detonate if severely shocked. E.g. hydrogen peroxideSpecial hazard W: Reacts with water in an unusual or dangerous manner. E.g. sodium, sulfuric acid
1
4
3
W
Safety data sheet (SDS) External MSDS
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)
Infobox references

Diethylzinc (C2H5)2Zn, or DEZ, is a highly pyrophoric and reactive organozinc compound consisting of a zinc center bound to two ethyl groups. This colourless liquid is an important reagent in organic chemistry. It is available commercially as a solution in hexanes, heptane, or toluene, or as a pure liquid.

  1. ^ "New Environment Inc. - NFPA Chemicals".

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Diethylzinc

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Diethylzinc (C2H5)2Zn, or DEZ, is a highly pyrophoric and reactive organozinc compound consisting of a zinc center bound to two ethyl groups. This colourless...

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Dimethylzinc

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Zn(CH3)2. It belongs to the large series of similar compounds such as diethylzinc. It is formed by the action of methyl iodide on zinc or zinc-sodium alloy...

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Organometallic chemistry

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compounds such as n-butyllithium (n-BuLi), organozinc compounds such as diethylzinc (Et2Zn), organotin compounds such as tributyltin hydride (Bu3SnH), organoborane...

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Organozinc chemistry

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reagents. In 1848 Edward Frankland prepared the first organozinc compound, diethylzinc, by heating ethyl iodide in the presence of zinc metal. This reaction...

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Pyrophoricity

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gallium, indium, zinc, cadmium, etc.) Triethylborane tert-Butyllithium Diethylzinc Triethylaluminium Linseed oil; rags soaked in linseed oil can self-ignite...

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Zinc

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shampoos), zinc sulfide (in luminescent paints), and dimethylzinc or diethylzinc in the organic laboratory. Zinc is a bluish-white, lustrous, diamagnetic...

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Tetraethylgermanium

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tetrahedral shape. Clemens Winkler first reported the compound in 1887 from diethylzinc and germanium tetrachloride, shortly after germanium was discovered in...

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Zinc compounds

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those of zinc. Organozinc compounds contain zinc—carbon covalent bonds. Diethylzinc ((C 2H 5) 2Zn) was first reported in 1848. It was made by reaction of...

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Homoleptic

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lead tetramethyl lead tetrabutyl tin trimethylaluminium dimethylmercury Diethylzinc triethylborane Chromate Permanganate Ferroin bis(terpyridine)iron(II)...

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Organosilicon chemistry

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Friedel and James Crafts in 1863 by reaction of tetrachlorosilane with diethylzinc. The bulk of organosilicon compounds derive from organosilicon chlorides...

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Depleted zinc oxide

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60Co. The isotope separation of zinc is done by gas centrifugation of diethylzinc. Cowan, R. L. (2001). "BWR water chemistry—a delicate balance". Nuclear...

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Germanium

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synthesized by Winkler in 1887; the reaction of germanium tetrachloride with diethylzinc yielded tetraethylgermane (Ge(C 2H 5) 4). Organogermanes of the type...

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Boronic acid

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acid. Ethylboronic acid was synthesized by a two-stage process. First, diethylzinc and triethyl borate reacted to produce triethylborane. This compound...

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Dimethyldichlorosilane

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Charles Friedel and James Crafts who synthesized tetraethylsilane from diethylzinc and silicon tetrachloride. However, major progress in organosilicon chemistry...

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DEZ

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Entomologische Zeitschrift, a peer-reviewed open access scientific journal diethylzinc, a reagent in chemistry This disambiguation page lists articles associated...

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Cyclopropanation

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system can also be increased by exchanging the zinc‑copper couple for diethylzinc. Asymmetric versions are known. Certain diazo compounds, such as diazomethane...

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Highly hazardous chemical

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110-05-4 5000 Dichloroacetylene 7572-29-4 250 Dichlorosilane 4109-96-0 2500 Diethylzinc 557-20-0 10000 Disopropyl peroxydicarbonate 105-64-6 7500 Dilauroyl peroxide...

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Edward Frankland

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compounds. After his return to England Frankland achieved the synthesis of diethylzinc and dimethylzinc by the reaction of ethyl iodide and methyl iodide with...

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Betti reaction

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Betti base and its derivatives include: Enantioselective addition of diethylzinc to aryl aldehydes. Enantioselective alkenylation of aldehydes. Preparation...

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Asymmetric addition of dialkylzinc compounds to aldehydes

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The researchers found that when paired with catalytic n-butyllithium, diethylzinc can add to aromatic aldehydes with ee in the range of 94-100%. Many studies...

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Germanium compounds

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synthesized by Winkler in 1887; the reaction of germanium tetrachloride with diethylzinc yielded tetraethylgermane (Ge(C 2H 5) 4). Organogermanes of the type...

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Mitsuo Sawamoto

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Copper(0)-mediated reversible-deactivation radical polymerization Diethylzinc Journal of Polymer Science Part A: Polymer Chemistry; Editors. Wiley-Blackwell...

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Transition metal alkyl complexes

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complex containing a metal-sp3 carbon bond was the homoleptic complex diethylzinc. Other examples include hexamethyltungsten, tetramethyltitanium, and...

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Decamethyldizincocene

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product of the reaction between decamethylzincocene (Zn(C5Me5)2) and diethylzinc (ZnEt2). 2 (η5-C5Me5)2Zn + Et2Zn → (η5-C5Me5)2Zn2 + 2 (η5-C5Me5)ZnEt...

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Metal carbonyl

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Cr(CO)6 + AlCl3 The use of metal alkyls, such as triethylaluminium and diethylzinc, as the reducing agent leads to the oxidative coupling of the alkyl radical...

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List of compounds with carbon number 4

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diethyl diselenide 628-39-7 C4H10Te2 diethylditelluride 26105-63-5 C4H10Zn diethylzinc 557-20-0 C4H11AsO2 diethylarsinic acid 4964-27-6 C4H11BO2 ethyldimethoxyborane...

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Zinc azide

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a white, explosive solid that can be prepared by the protonolysis of diethylzinc with hydrazoic acid: Zn(C2H5)2 + 2 HN3 → Zn(N3)2 + 2 C2H6 Zinc azide...

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