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Documentos Principais

56413

Sigma-Aldrich

2-Pyridinol 1-oxide

≥98.0% (N)

Sinônimo(s):

1-Hydroxy-2-pyridone, 2-Hydroxypyridine 1-oxide, HOPO

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About This Item

Fórmula empírica (Notação de Hill):
C5H5NO2
Número CAS:
Peso molecular:
111.10
Beilstein:
1422545
Número CE:
Número MDL:
Código UNSPSC:
12352005
ID de substância PubChem:
NACRES:
NA.22

Nível de qualidade

Ensaio

≥98.0% (N)

Formulário

solid

pf

147-152 °C

cadeia de caracteres SMILES

Oc1cccc[n+]1[O-]

InChI

1S/C5H5NO2/c7-5-3-1-2-4-6(5)8/h1-4,7H

chave InChI

JVHZMYAXZUIZKS-UHFFFAOYSA-N

Descrição geral

2-Pyridinol 1-oxide (HOPO) is a peptide coupling agent used as a subsititue for HOBt. It can form stable chelate complexes with transition metal ions.

Aplicação

2-Pyridinol 1-oxide can be used:    
  • To fabricate gold electrodes for the electrochemical determination of europium using cyclic voltammetry.        
  • To prepare polymeric nickel (II) complex of 2-hydroxypyridine-N-oxide.
  • In the synthesis of 1-methoxypyrid-4-one in the presence of sodium methoxide and methyl toluene-9-sulphonate.

Pictogramas

Exclamation mark

Palavra indicadora

Warning

Frases de perigo

Classificações de perigo

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Órgãos-alvo

Respiratory system

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

212.0 °F - closed cup

Ponto de fulgor (°C)

100 °C - closed cup

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Gloves


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