Scheme 1
From: Hydrotalcite-quinolinate composites as catalysts in a coupling reaction

Kabachnik–Fields reaction between indan-1-one, benzylamine and diethyl phosphate to produce diethyl 1-benzylamino-2,3-dihydro-1H-inden-1-ylphosphonate
From: Hydrotalcite-quinolinate composites as catalysts in a coupling reaction
Kabachnik–Fields reaction between indan-1-one, benzylamine and diethyl phosphate to produce diethyl 1-benzylamino-2,3-dihydro-1H-inden-1-ylphosphonate