Imidazoline salt, rhodium complex of carbohydrate derivative and its preparation method
The invention discloses a making method of rhodium complex compound of imidazoline and coordination of carbohydrate derivant, which comprises the following steps: reacting N,N'-di (methyl 3-deoxygenation-4, 6-O-benzyl crossing base-alpha-D-altronic pyran glycoside-3-base) ethanediamine and 40 m...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The invention discloses a making method of rhodium complex compound of imidazoline and coordination of carbohydrate derivant, which comprises the following steps: reacting N,N'-di (methyl 3-deoxygenation-4, 6-O-benzyl crossing base-alpha-D-altronic pyran glycoside-3-base) ethanediamine and 40 ml ammonium chloride in the triethoxymethane for 3-4. 2h; cooling; filtering; washing through petroleum ether to obtain chiral imidazoline ligand; blending the ligand and [RhCl(COD)]2 and NaOtBu to react in the 20ml THF for 48h at 45 deg. c; filtering; purifying through column chromatography to obtain the product as high-property catalyst. |
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