Diethylzinc

Diethylzinc
Names
IUPAC name
diethylzinc
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.008.330 Edit this at Wikidata
EC Number
  • 209-161-3
UNII
UN number 1366
  • 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
  • CC[Zn]CC
Properties
(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)
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:
GHS02: FlammableGHS05: CorrosiveGHS09: Environmental hazard
Danger
H225, H250, H260, H302+H312+H332, H314, H410
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
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 ?)

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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