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SYNTHESIS OF GLYCOLS VIA TRANSFER HYDROGENATION OF ALPHA-FUNCTIONAL ESTERS WITH ALCOHOLS

机译:通过醇功能转移酯加氢合成乙二醇

摘要

A transfer hydrogenation process for forming vicinal diols by hydrogenating 1,2-dioxygenated organic compounds using alcohols as the reducing agent instead of the traditional H2 gas. The transfer hydrogenation is carried out under milder conditions of temperature and pressure than is typical for ester hydrogenation with H2. The milder conditions of operation provide benefits, such as lower operating and capital costs for industrial scale production as well as savings in product purification due to the avoidance of by-products from exposure of reaction mixtures and products to high temperatures.
机译:通过使用醇作为还原剂代替传统的H 2 气将1,2-二加氧的有机化合物加氢而形成邻位二醇的转移加氢工艺。转移氢化是在比用H 2 进行酯氢化的典型温度和压力更温和的条件下进行的。较温和的操作条件提供了好处,例如降低了工业规模生产的操作和资本成本,以及由于避免了反应混合物和产物暴露于高温而产生的副产物,从而节省了产品纯化。

著录项

  • 公开/公告号US2019039978A1

    专利类型

  • 公开/公告日2019-02-07

    原文格式PDF

  • 申请/专利权人 EASTMAN CHEMICAL COMPANY;

    申请/专利号US201816043320

  • 发明设计人 SUMIT CHAKRABORTY;ROBERT THOMAS HEMBRE;

    申请日2018-07-24

  • 分类号C07C29/128;C07F15/02;B01J31/24;

  • 国家 US

  • 入库时间 2022-08-21 12:04:19

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