Sulfuric Acid → HCID 178428127, compound

Participants

Reaction Steps

To a solution of (−)-7-(2,5-dichlorothiophen-3-yl)-5-guanidinoimino-4-methyl-5,6,7,8-tetrahydroquinoline (0.8 g) in ethanol (20 ml) was added 0.5M sulfuric acid (3.9 ml), and the mixture was concentrated under reduced pressure to give crystals, which were recrystallized from water and washed with ethanol to give (−)-7-(2,5-dichlorothiophen-3-yl)-5-guanidinoimino-4-methyl-5,6,7,8-tetrahydroquinoline sulfurate (Compound 115) (0.8 g).

Provenance & Evidence