Reaction #43061

ord-7533bb8fdece41aa9e7946c5e94b613b

Conditions

Detailed conditions
See reaction.notes.procedure_details.

Workup

  1. 1
    OtherThe solvent was removed by rotary evaporation
  2. 2
    Otherto give product, which

Procedure

Intermediate 1 (3.69 g) was refluxed for two hours in trimethylorthoformate containing 10 mL of 4N HCl/dioxane. The solvent was removed by rotary evaporation to give product, which showed the expected M+H+ of 265 by LC-MS.

Source

DOI: 10.6084/m9.figshare.5104873.v1Patent: US07732444B2uspto-grants-2010_06