Pnictogen-directed synthesis of discrete disulfide macrocycles.
Chem Commun (Camb)
; 49(59): 6599-601, 2013 Jul 28.
Article
em En
| MEDLINE
| ID: mdl-23770675
ABSTRACT
Cyclic disulfide macrocycles were rapidly synthesized cleanly and selectively from rigid dithiols via oxidation with iodine when activated by pnictogen additives (As and Sb). Macrocycles were confirmed by (1)H-NMR spectroscopy and X-ray crystallography. A p-xylyl-based disulfide trimer and tetramer crystallized in hollow, stacked columns stabilized by intermolecular, sulfur···sulfur close contacts.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Arsênio
/
Compostos Macrocíclicos
/
Dissulfetos
/
Antimônio
Idioma:
En
Ano de publicação:
2013
Tipo de documento:
Article