Patent ID: 7704468
Filing Date: 2010-04-27
Classification: C07F,C22B,G21F,Y02P

Abstract:
1. A method of forming an extraction agent for separation of actinides from lanthanides, comprising: reacting a first reagent with a second reagent to produce (X) reacting the (X) reacting the R2—R1—X-phosphine with a metal hydride reagent having a formula (H)-M2, wherein M2 is a metal selected from the group consisting of lithium, sodium, potassium, magnesium, calcium, boron, aluminum, and combinations thereof, to produce R2—R1—H-phosphine; and reacting a source of sulfur with the R2—R1—H-phosphine to produce R2—R1-dithiophosphinic acid.