Page 1/4 保有技術 (Technologies) 1.縮合反応→水素還元 (Condensation reaction → Hydrogen reduction) + OH X NO 2 R O NO 2 O NH2 R H2 R HO O X OH + O R NO 2 R O 2N R NO 2 O H2 O R NH2 R H2N 2.Bamberger 転位 (Bamberger rearrangement) R or X NO 2 H2 / Catalyst / H2SO4, H2O R or X NO 2 HO H2 / Catalyst / H2SO4, MeOH R or X NH2 H3CO CH3 CH3 CH3 NO 2 NH NH2 H3CO H3CO 感熱染料の中間体 (Intermediates of the heat-sensitive dye) Nippon Jyunryo Chemicals Co., Ltd. Page 2/4 保有技術 (Technologies) 3.不斉還元 (Asymmetric reduction) O H2 / Ru触媒,塩基 R1 R N R2 R1 R2 2 N 1 R H N O OH H R N 2 H N H2 / i-BuTRAP触媒 BuTRAP R N 1 R R O 4.金属水素化物による部分還元 (Partial reduction by Metal hydrides) O O O H NaAlH2(OCH2CH2OCH3)2 (Vitride or Red-Al) N N O O H O NaAlH2(OCH2CH2OCH3)2 (Vitride or Red-Al) N N N Tr N Tr Nippon Jyunryo Chemicals Co., Ltd. Page 3/4 保有技術 (Technologies) 5.ニトリルの還元 (Reduction of Nitrile) CH 2NH 2 N CH 2OH CN N N CHO R N CN N Same Process N 6.フッ化水素を用いる反応 (Reaction using Hydrogen Fluoride) O F F HF R R Nippon Jyunryo Chemicals Co., Ltd. Page 4/4 保有技術 (Technologies) 7.アミン誘導体 (Amine Derivatives) R2 ROOC N X N H N R1 H2N R3 X O NH2 O H2N NH2 O O Nippon Jyunryo Chemicals Co., Ltd.
© Copyright 2024