(1S,2S)-1,2-Diphenyl-1,2-ethanediamine

• CAT Number: R049401
• CAS Number: 29841-69-8
• Molecular Formula: C14H16N2
• Molecular Weight: 212.296
• Purity: ≥95%
• Synonyms: ((1S,2S)-2-Amino-1,2-diphenylethyl)amine; (-)-Stilbenediamine; (S,S)-1,2-Diamino-1,2-diphenylethane; (S,S)-1,2-Diphenylethylene-1,2-diamine
• Storage: Store at -20C
• IUPAC Name: (1S,2S)-1,2-diphenylethane-1,2-diamine
• InChI: InChI=1S/C14H16N2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10,13-14H,15-16H2/t13-,14-/m0/s1
• InChIKey: PONXTPCRRASWKW-KBPBESRZSA-N
• SMILES: C1=CC=C(C=C1)C(C(C2=CC=CC=C2)N)N

(1S,2S)-1,2-Diphenyl-1,2-ethanediamine (CAS 29841-69-8)  was a solvation agent for synthesis of enantiopure ethylenediamines by chirality transfer. It acted as co-catalyst in the Ru catalyzed enantioselective hydrogenation of aromatic ketones. 

Reference

1.Ohkuma, Takeshi, et al. "Practical enantioselective hydrogenation of aromatic ketones." Journal of the American Chemical Society 117.9 (1995): 2675-2676.
2.Nantz, Michael H., et al. "An enantioselective synthesis of vicinal diamines." The Journal of Organic Chemistry 57.24 (1992): 6653-6657.
3.Kang, Guowei. Imidazolium ion tethered tsdpens as water-compatible ligands for asymmetric transfer hydrogenation of ketones. Texas A&M University-Commerce, 2015.
4.Ohkuma, Takeshi, et al. "Practical enantioselective hydrogenation of aromatic ketones." Journal of the American Chemical Society 117.9 (1995): 2675-2676.