82616-61-3Relevant academic research and scientific papers
SELECTIVE CLEAVAGE OF UNSYMMETRICAL 2,2-SPIRO-1,3-DIOXOLANES. II. CLEAVAGE OF KETAL RING Of 5'-BROMO-6',7'-DIHYDRO-4-ISOPROPYLAMINOMETHYL-1'-p-TOLUENESULFONYL-SPIRO AND ITS ANALOGS
Sakai, Makiko
, p. 1269 - 1275 (2007/10/02)
The bromodioxolane and its analogs (1-5) were treated with organic base (DBU, DBN, or morpholine), acid (p-toluenesulfonic acid or Lewis acid), or Lewis acid/tertiary amine, and yielded 4-alkoxyindoles (6-17).Reaction of 1 with organic base gave two isome
