Borane → Hydrochloric Acid

Participants

Reaction Steps

1.0 g of the compound obtained in Step C of Example 2 is dissolved in 50 ml of tetra-hydrofuran and, under argon, 5 ml of a 1M solution of borane in tetrahydrofuran are added, and the mixture is then refluxed for 6 hours. After hydrolysis with 1 ml of 4N HCl and evaporation to dryness, the residue is dissolved in 5 ml of ethanol and 1 ml of ethereal hydrogen chloride to yield the expected product.

Provenance & Evidence