Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Reagents and Conditions: (i) 1. Ph3PMeI, t-BuOK, THF, 0 °C; 2. 5-chloro-indanone, 0 °C to r.t. (ii) 1. BH3, THF, 0 °C; 2. NaOH, H2O2, 0 °C—r.t. (iii) Dess–Martin periodinane, CH2Cl2, r.t. (iv) CH2O, KOH, ethylene glycol, reflux. (v) 1. TDAP, CCl4, THF, −40 °C; 2. NaOMe, MeOH, reflux.
