Journal
MENDELEEV COMMUNICATIONS
Volume 26, Issue 1, Pages 3-5Publisher
ELSEVIER SCIENCE BV
DOI: 10.1016/j.mencom.2016.01.002
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Funding
- Russian Foundation for Basic Research [15-03-08195 A]
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Cyclization of alk-4-ynals with o-diaminobenzene in DMSO under the sequential action of NH4Br and base (KOH or K2CO3) affords l-arylmethylidene-2,3-dihydro-1H-pyrrolo[1,2-a]benzimidazoles, which are formed selectively as E- or Z-isomers depending on the base used.
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