四氢吡喃

本发明涉及一种制备包含至少一个另外的含氧环的四氢吡喃衍生物的方法。

The invention relates to a method for producing tetrahydropyrane derivatives which comprise at least one additional ring containing oxygen .

本发明特别涉及具有两个四氢吡喃环或者具有至少各一个四氢吡喃环和二韧榛返幕合物。

The invention also relates to , in particular , compounds having two tetrahydropyrane rings or at least one tetrahydropyrane ring and a dioxane ring .

本研究通过用四氢吡喃阿霉素（THP-ADR）替代MAID方案中的ADR和改良异环磷酰胺（IFO）用法治疗晚期软组织肉瘤，观察改良方案的疗效和不良反应。

This study was to investigate the efficacy and toxicity of the modified MAID regimen in ASTS treatment . METHODS : In the modified regimen , adriamycin ( ADR ) was substituted with tetrahydropyranyl adriamycin ( THP-ADR ) and the application of ifosfamide ( IFO ) was modified .

四氢吡喃醚的形成、裂解和转化

Formation , Cleavage and Transformation of Tetrahydropyranyl Ethers

脱氧熊果苷（4-[（2-四氢吡喃）氧]苯酚）是一种新型、高效的酪氨酸酶抑制剂，可作为化妆品添加剂实现美白作用。

4 - [ ( Tetrahydro-2H-pyran-2-yl ) oxy ] phenol ( Deoxyarbutin ) is a new and effective tyrosinase inhibitor which could be used as cosmetic additive to achieve skin lightening .