(1S,2S)-(-)-1,2-Diphenyl-1,2-ethanediamine [ 29841-69-8 ]

Purity: 98% 1g; packaging information: 5g, 10g; Is 100 gold, 1kg. Colorless needle crystal, odurless, insoluble in water, soluble in methanol, ethanol, easy oxidation in air. Widely used in asymmetric synthesis and optical resolution, such as alkenes asymmetric p (vc-vac reaction, asymmetric alcohol aldehyde condensation reaction, asymmetric Diels - Alder reaction, carbonyl asymmetric allylic Browning reaction, optical activity propylene alkenyl alcohols and propylene alkynyl alcohols synthesis, the yankees don't take functional olefins asymmetric epoxy Browning reaction and united alpha-naphthol separation etc.