Research / 2018 / Article / Sch 3

Research Article

(−)- and (+)-Securidanes A and B, Natural Triarylmethane Enantiomers: Structure and Bioinspired Total Synthesis

Scheme 3

Synthesis of 7, (i) NaH, HMPA, CH2I2, rt, 87%; (ii) DMF, POCl3, 100°C, 7 h, 52%; (iii) Mg, I2, bromobenzene, THF, rt, 99%.