TY  - RPRT
TI  - Studies dealing with thionium ion promoted mannich cyclization reactions.
AU  - A Padwa
AU  - A G Waterson
PY  - 2000
DO  - 10.1021/jo991414h
UR  - https://pubmed.ncbi.nlm.nih.gov/10813921/
ID  - 10813921
ER  -