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746355

Sigma-Aldrich

Cloreto de zinco

anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥97%

Sinônimo(s):

Cloreto de zinco

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About This Item

Fórmula linear:
ZnCl2
Número CAS:
Peso molecular:
136.30
Número CE:
Número MDL:
Código UNSPSC:
12352302
ID de substância PubChem:
NACRES:
NA.21

grau

ACS reagent
anhydrous

Nível de qualidade

pressão de vapor

1 mmHg ( 428 °C)

linha de produto

Redi-Dri

Ensaio

≥97%

Formulário

powder, crystals or granules

qualidade

free-flowing

adequação da reação

reagent type: catalyst
core: zinc

Impurezas

Oxychloride, passes test
≤0.005% insolubles

pH

5 (20 °C, 100 g/L)

pf

293 °C (lit.)

traços de ânion

nitrate (NO3-): ≤0.003%
sulfate (SO42-): ≤0.01%

traços de cátion

Ca: ≤0.06%
Fe: ≤0.001%
K: ≤0.02%
Mg: ≤0.01%
NH4+: ≤0.005%
Na: ≤0.05%
Pb: ≤0.005%

cadeia de caracteres SMILES

[Cl-].[Cl-].[Zn++]

InChI

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

chave InChI

JIAARYAFYJHUJI-UHFFFAOYSA-L

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Descrição geral

Zinc chloride (ZnCl2) is an inorganic compound that is commonly used as a reagent in chemical synthesis. It is used as a mild Lewis acid catalyst in cycloaddition, substitution, electrophilic aromatic additions, and selective reduction reactions. ZnCl2 is also a useful starting material for the synthesis of many organozinc reagents via transmetalation reaction.

Aplicação

Zinc chloride can be used as:     
  • A catalyst to synthesize 5-substituted 1H-tetrazoles by [3 + 2] cycloaddition reaction of organic nitriles with sodium azide.      
  • A reagent to promote the hydrolysis of NaBH4 for the generation of hydrogen.      
  • A reagent for the activation of carbon materials.

Informações legais

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

Órgãos-alvo

Respiratory system

Código de classe de armazenamento

8B - Non-combustible corrosive hazardous materials

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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