Aromatic oligoureas: Enforced folding and assisted cyclization

Aimin Zhang, Yaohua Han, Kazuhiro Yamato, Xiao Cheng Zeng, Bing Gong

Research output: Contribution to journalArticlepeer-review

76 Scopus citations


Aromatic oligoureas are forced into well-defined conformation by incorporated intramolecular hydrogen bonds. Shape-persistent tetraureas macrocycles were obtained in a one-step [2 + 2] reaction in good yields.

Original languageEnglish (US)
Pages (from-to)803-806
Number of pages4
JournalOrganic Letters
Issue number5
StatePublished - Mar 2 2006

ASJC Scopus subject areas

  • Biochemistry
  • Physical and Theoretical Chemistry
  • Organic Chemistry


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