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Merck
CN

451398

Sigma-Aldrich

溴化锌

AnhydroBeads, −10 mesh, 99.999% trace metals basis

别名:

二溴化锌

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About This Item

线性分子式:
ZnBr2
CAS号:
分子量:
225.20
EC 号:
MDL编号:
UNSPSC代码:
12352302
eCl@ss:
38150410
PubChem化学物质编号:
NACRES:
NA.23
方案:
99.999% trace metals basis
溶解性:
diethyl ether: slightly soluble(lit.)
ethanol: very soluble(lit.)

产品线

AnhydroBeads

质量水平

方案

99.999% trace metals basis

反应适用性

reagent type: catalyst
core: zinc

杂质

≤15.0 ppm Trace Metal Analysis

粒径

−10 mesh

沸点

~670 °C/1 atm (lit.)

mp

394 °C (lit.)

溶解性

diethyl ether: slightly soluble(lit.)
ethanol: very soluble(lit.)

SMILES字符串

Br[Zn]Br

InChI

1S/2BrH.Zn/h2*1H;/q;;+2/p-2

InChI key

VNDYJBBGRKZCSX-UHFFFAOYSA-L

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应用

硅杂环丙烷和羰基化合物的立体定向性和区域选择性反应的最佳催化剂。

法律信息

AnhydroBeads is a trademark of Sigma-Aldrich Co. LLC

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Danger

危险分类

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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分析证书(COA)

Lot/Batch Number

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Franz, A.K. Woerpel, K.A.
Journal of the American Chemical Society, 121, 949-949 (1999)
J R Baker et al.
Organic letters, 9(1), 45-48 (2006-12-29)
[reaction: see text] A key structural feature of the Neocarzinostatin chromophore is a reactive epoxydiyne. We present here a new method for the preparation of epoxydiynes by the addition of an allenyl zinc bromide to a propargylic ketone.
Biswajit Kalita et al.
Chemical communications (Cambridge, England), (36)(36), 4291-4293 (2008-09-20)
Benzylic and allylic hydrocarbons are selectively converted to the corresponding sulfonamides by a ZnBr2-H2O-catalyzed reaction with PhI=NTs; saturated adamantane is aminosulfonated at the tertiary C-H bond.
Yu Sung Chun et al.
Organic letters, 11(15), 3414-3417 (2009-07-04)
The in situ generated Blaise reaction intermediate, a zinc bromide complex of beta-enaminoester, reacts with various unactivated terminal alkynes and an internal alkyne under mild conditions to afford alpha-vinylated beta-enaminoesters in good to excellent yields.
Fernando Ferreira et al.
Nucleosides, nucleotides & nucleic acids, 24(5-7), 1009-1013 (2005-10-27)
An oligonucleotide protected with N-(trimethylsilyloxycarbonyl) (Teoc) and P-(trimethylsilylethanol) (Tse) groups was synthesized and deprotected by a single ZnBr2 treatment. Finally it was released from the solid support by cleavage of a disulfide linkage with TCEP. The olgonucleotide was obtained without

商品

Colloidal quantum dots (CQDs) are semiconducting crystals of only a few nanometers (ca. 2–12 nm) coated with ligand/surfactant molecules to help prevent agglomeration.

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