HCID 20229889, compound → HCID 13206444, compound

Participants

Reaction Steps

3.0 (5.9 mmoles) of diisopropyl N-[2-nitro-5-(2-chloro-4-trifluoromethylphenoxy)phenyl]-aminomethylphosphonate are refluxed for 16 hours in 100 ml of 20% hydrochloric acid. The solution is concentrated in vacuo, affording 2.3 g (92% of theory) of the title compound in the form of yellow crystals with a melting point of 148°-150° C.

Provenance & Evidence