HCID 19421430, compound → HCID 19421437, compound

Participants

Reaction Conditions

Reaction Steps

A mixture of 2.0 g (~5.9 mmol) of 3-chloro-2-(2-ethoxalylhydrazino)-6-nitroquinoxaline and 20 ml of phosphorus oxychloride was refluxed for 90 min. After cooling to 50° C. the reaction mixture was poured into ice-water to give 1.7 g (~90%) of the title compound as a precipitate.

Provenance & Evidence