• 松香催化加氢去除树脂共轭饱和性,克服其易于氧化变色缺点

    Conjugated unsaturation of abietic resin acids can be removed through catalytic hydrogenation to overcome the shortcomings of oxidation and color degradation in rosin.

    youdao

  • 为起点,合成了十二醇酯琥珀,采用红外光谱、核磁共振波谱对中间产物及终产物进行结构表证。

    Dodecanol abietate succinic anhydride was synthesized from abietic acid. The structures of products were characterized by spectrum of IR, HNMR and MS.

    youdao

  • 为起点,合成了十二醇酯琥珀,采用红外光谱、核磁共振波谱对中间产物及终产物进行结构表证。

    Dodecanol abietate succinic anhydride was synthesized from abietic acid. The structures of products were characterized by spectrum of IR, HNMR and MS.

    youdao

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