57050-62-1Relevant articles and documents
Lactam analogues of pentalene. A new oral-pot synthesis of pyrrolo[3,2-b]pyrrole-2,5-diones deriving from pulvinic acid
Wuckelt, Joerg,Doering, Manfred,Langer, Peter,Goerls, Helmar,Beckert, Rainer
, p. 5269 - 5272 (1997)
A new and convenient one-pot synthesis of a variety of N-aryl lactam analogues 4 of pentalene has been developed. Pulvinic acid dilactams 4 are of interest due to their electronic and optical features and as synthetic pigments.