反应详情

The mother liquors of the solution of the partially resolved (+)-erythrochlorocitric acid, bis-(-)-p-nitro-α-methylbenzylamine salt were treated with 13 ml (0.52 mol) of conc hydrochloric acid and evaporated to dryness. 1,2-Dimethoxyethane was added and the solution was evaporated to dryness. Ether was added to the residue, the mixture was stirred and the precipitate was collected to afford 29.2 g of (-)-p-nitro-α-methylbenzylamine hydrochloride.

1. customevaporated to dryness
2. addition1,2-Dimethoxyethane was added
3. customthe solution was evaporated to dryness
4. additionEther was added to the residue
5. customthe precipitate was collected