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Merck
CN

256781

Diethylzinc

≥52 wt. % Zn basis

Synonym(s):

DEZn, Et2Zn, DEZ, Zincdiethyl

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About This Item

Linear Formula:
(C2H5)2Zn
CAS Number:
Molecular Weight:
123.51
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
EC Number:
209-161-3
Beilstein/REAXYS Number:
3587207
MDL number:
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Product Name

Diethylzinc, ≥52 wt. % Zn basis

InChI key

HQWPLXHWEZZGKY-UHFFFAOYSA-N

InChI

1S/2C2H5.Zn/c2*1-2;/h2*1H2,2H3;

SMILES string

CC[Zn]CC

form

liquid

concentration

≥52 wt. % Zn

refractive index

n20/D 1.498 (lit.)

bp

117 °C (lit.)

mp

−28 °C (lit.)

density

1.205 g/mL at 25 °C (lit.)

Quality Level

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Application

Diethylzinc has been used as a zinc precursor for the synthesis of colloidal Cu/Zn-based nanoparticles, and zinc on silica catalysts via atomic layer deposition (ALD) technique.

Packaging

Supplied in a Sure/Pac cylinder and has a 1/4-turn bronze ball valve with a female 1/4" NPT outlet thread (Z122661) installed. Before using the cylinder, ensure that the valve is closed, then remove carbon steel plug that seals the outlet valve.

Compatible with the following:For instructions please refer to technical bulletin AL-136: The Aldrich Sure/Pac Cylinder System

Legal Information

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC
Sure/Pac is a trademark of Sigma-Aldrich Co. LLC

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Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Pyr. Liq. 1 - Skin Corr. 1B - Water-react 1

supp_hazards

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

wgk

WGK 3

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Regulatory Information

监管及禁止进口产品
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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is Product 256781, Diethylzinc, soluble in?

    The chemicals encyclopedia published by the Royal Society of Chemistry (13th ed.) indicates that this product is expected to be miscible in hydrocarbons, including benzene, ether, and petroleum ether.

  5. How do I remove Product 256781, Diethylzinc, from the container?

    This product is air sensitive and is package under inert gas. Transfer of this product should be conducted under inert atmosphere (such as in a glove box or Atmosbag) to reduce the chance of exposure of the chemical to the atmosphere. Additional details about how to handle and store air-sensitive materials can be found in Sigma-Aldrich technical bulletin AL-134.

  6. What do I do with the Product 256781, Diethylzinc, bottle once it is empty?

    Product 256781 is packed in a Sure/Pac cylinder. When the contents of the cylinder have been exhausted Sigma-Aldrich recommends that a licensed waste disposal company be contacted for the appropriate means to dispose of this container. Some residual product might remain in the container and should not be discarded with general waste. Alternatively, Sigma-Aldrich does offer an option for returning empty Sure/Pac cylinders. The customer will be required to pay for the return shipping and a minimal disposal charge, as Sigma-Aldrich does not require these cylinders to be returned. Additional information on the Sure/Pac return program can be obtained by contacting customer service at 800-325-3010.

  7. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Bifunctional hybrid catalysts derived from Cu/Zn-based nanoparticles for single-step dimethyl ether synthesis
Gentzen, M and Habicht, W and Doronkin, DE and Grunwaldt, J-D and Sauer, J and Behrens, S
Catalysis Science & Technology, 6(4), 1054-1063 (2016)
Single-site zinc on silica catalysts for propylene hydrogenation and propane dehydrogenation: Synthesis and reactivity evaluation using an integrated atomic layer deposition-catalysis instrument
Camacho-Bunquin J, et al.
J. Catal., 345, 170-182 (2017)
Bifunctional catalysts based on colloidal Cu/Zn nanoparticles for the direct conversion of synthesis gas to dimethyl ether and hydrocarbons
Gentzen, M and Doronkin, DE and Sheppard, TL and Grunwaldt, J-D and Sauer, J and Behrens, S
Applied Catalysis A: General, 557, 99-107 (2018)
Su-Xi Wang et al.
Chemical & pharmaceutical bulletin, 55(7), 1011-1013 (2007-07-03)
Newly synthesized polymer-supported chiral amino alcohol catalysts 5a and 5b have been proved to be effective for the enantioselective addition of diethylzinc to aldehydes, affording the corresponding sec-alcohols in moderate enantiomeric excesses with good to excellent yields. The recycled catalyst
G Lemonnier et al.
The Journal of organic chemistry, 74(11), 4124-4131 (2009-05-06)
A efficient methodology allowing the one-pot stereoselective synthesis of alpha-fluoroacrylates, based on the addition of ethyl dibromofluoroacetate to a carbonyl derivative using diethylzinc as organometallic mediator, is described. Two different pathways have been identified depending on the involved carbonyl partner.

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