Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结合未酯的羟形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸合成10-羟癸酸的开研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮团的引入改善了8-羟喹啉的色能力，并且在乙腈溶液中随着取代由苯变为萘和蒽，合物的收光谱移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解聚酶和3羟丁酸脱氢酶的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟香豆素的合成方法，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟苯磺酸钠的含量具有较高的精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环，醛或酮与糖的另一碳原子上的羟反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含羟合物的丙交酯/醇铁聚合体系中,羟合物作为共引剂参与了丙交酯的开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲丙烯酰氯、甲丙烯酸酐和甲丙烯酸作酰剂，研究了胆酸甲酯分子中羟的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类合物分子共面性较强,为较大的共轭体系,取代羟的接入,对橙酮类合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯糖结合未酯化的基形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸合成10-基癸酸的开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮基团的引入改善了8-基喹啉的生色能力，并且在液中随着取代基由苯基变为萘基蒽基时，化合物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解聚3基丁酸脱氢的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-基香豆素的合成方法，重点介绍了苯酚法，酰水杨酸法，水杨酸甲酯法，邻基苯酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对基苯磺酸钠的含量具有较高的精确度准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖更大的糖能环化，醛基或酮基与糖的另一碳原子上的基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含基化合物的丙交酯/醇铁聚合体系中,基化合物作为共引发剂参与了丙交酯的开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐甲基丙烯酸作酰化剂，研究了胆酸甲酯分子中基的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大的共轭体系,取代基的接入,对橙酮类化合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖类物质是由甘油二和糖结未化的基形的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油10-基癸的开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮基团的引入改善了8-基喹啉的生色能力，并且在乙腈溶液中随着取代基由苯基变为萘基和蒽基时，化物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解聚酶和3基丁脱氢酶的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-基香豆素的方法，重点介绍了苯酚法，乙酰水杨法，水杨法，邻基苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对基苯磺钠的含量具有较高的精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环化，醛基或酮基与糖的另一碳原子上的基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含基化物的丙交/醇铁聚体系中,基化物作为共引发剂参与了丙交的开环聚。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以基丙烯酰氯、基丙烯酐和基丙烯作酰化剂，研究了胆分子中基的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化物分子共面性较强,为较大的共轭体系,取代基的接入,对橙酮类化物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖类物质是由甘油二和糖结化的羟形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸成10-羟癸酸的开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮团的引入改善了8-羟喹啉的生色能力，并且在乙腈溶液中随着取代由变为萘和蒽时，化物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解聚酶和3羟丁酸脱氢酶的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟香豆素的成方法，重点介绍了酚法，乙酰水杨酸法，水杨酸甲法，邻羟乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟酸钠的含量具有较高的精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环化，醛或酮与糖的另一碳原子上的羟反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含羟化物的丙交/醇铁聚体系中,羟化物作为共引发剂参与了丙交的开环聚。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲丙烯酰氯、甲丙烯酸酐和甲丙烯酸作酰化剂，研究了胆酸甲分子中羟的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化物分子共面性较强,为较大的共轭体系,取代羟的接入,对橙酮类化物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯糖结合未酯化的羟基形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸合成10-羟基癸酸的开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮基团的引入改善了8-羟基喹啉的生色能力，并且在乙中随着取代基由苯基变为萘基蒽基时，化合物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解3羟基丁酸脱氢的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基苯磺酸钠的含量具有较高的精确度准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖更大的糖能环化，醛基或酮基与糖的另一碳原子上的羟基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含羟基化合物的丙交酯/醇铁合体系中,羟基化合物作为共引发剂参与了丙交酯的开环合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐甲基丙烯酸作酰化剂，研究了胆酸甲酯分子中羟基的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大的共轭体系,取代羟基的接入,对橙酮类化合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结合未酯化的羟基形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸合成10-羟基癸酸的开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结，偶氮基团的引入改善了8-羟基喹啉的生色能力，并且在乙腈溶液中随着取代基由苯基变为萘基和蒽基时，化合物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解聚酶和3羟基丁酸脱氢酶的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基苯磺酸钠的含量具有较高的精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环化，醛基或酮基与糖的另一碳原子上的羟基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结在含羟基化合物的丙交酯/醇铁聚合体系中,羟基化合物作为共引发剂参与了丙交酯的开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂，研究了胆酸甲酯分子中羟基的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大的共轭体系,取代羟基的接入,对橙酮类化合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结合未酯化羟基形成。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸合成10-羟基癸酸开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮基团引入改善了8-羟基喹啉能力，并且在乙腈溶液中随着取代基由苯基变为萘基和蒽基时，化合物收光谱发红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株PHB解聚和3羟基丁酸脱氢性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素合成方法，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基苯磺酸钠含量具有较高精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大糖能环化，醛基或酮基与糖另一碳原子上羟基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含羟基化合物丙交酯/醇铁聚合体系中,羟基化合物作为共引发剂参与了丙交酯开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂，研究了胆酸甲酯分子中羟基反应性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大共轭体系,取代羟基接入,对橙酮类化合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结合未酯化的羟基形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述碱热解蓖麻油酸合成10-羟基癸酸的开发研究进。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

结果表明，偶氮基团的引入改善8-羟基喹啉的生色能力，并且在乙腈溶液中随着取代基由基变为萘基和蒽基时，化合物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究不同菌株的PHB解聚酶和3羟基丁酸脱氢酶的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述4-羟基香豆素的合成方法，重点介绍法，乙酰水杨酸法，水杨酸甲酯法，邻羟基乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基磺酸钠的含量具有较高的精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环化，醛基或酮基与糖的另一碳原子上的羟基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含羟基化合物的丙交酯/醇铁聚合体系中,羟基化合物作为共引发剂参与丙交酯的开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂，研究胆酸甲酯分子中羟基的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大的共轭体系,取代羟基的接入,对橙酮类化合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结合未酯化的羟基形成的。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热解蓖麻油酸合成10-羟基癸酸的开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表，基团的引入改善了8-羟基喹啉的生色能力，并且在乙腈溶液中随着取代基由苯基变为萘基和蒽基时，化合物的收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌株的PHB解聚酶和3羟基丁酸脱氢酶的活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成法，点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基苯磺酸钠的含量具有较高的精确度和准确度，且法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大的糖能环化，醛基或酮基与糖的另一碳原子上的羟基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表在含羟基化合物的丙交酯/醇铁聚合体系中,羟基化合物作为共引发剂参与了丙交酯的开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂，研究了胆酸甲酯分子中羟基的反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大的共轭体系,取代羟基的接入,对橙酮类化合物共面性影响不大。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结合未酯化羟基形成。

The research on producing 10-hydroxy decanoic acid by alkaline scission of ricinolein acid is reviewed.

综述了碱热蓖麻油酸合成10-羟基癸酸开发研究进展。

The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.

实验结果表明，偶氮基团引入改善了8-羟基喹啉生色能力，并且在乙腈溶液取代基由苯基变为萘基和蒽基时，化合物收光谱发生红移。

Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.

进一步比较研究了不同菌PHB聚酶和3羟基丁酸脱氢酶活性。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素合成方法，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The method is simple and rapid, it can be used for the determination of Hydroxy-benzenesulfonic acid monosodium salt sodium phenolsulfonate.

［结论］溴量法测定对羟基苯磺酸钠含量具有较高精确度和准确度，且方法简便、快捷、易于推广。

Glucose cyclizes to form asix- membered pyranose ring whilst five –carbon surgars and six-carbon ketose sugars (ketohexoses) such as fructnose rings.

环状结构 四碳糖和更大糖能环化，醛基或酮基与糖另一碳原子上羟基反应。

The ring-opening polymerization mechanism of lactide in the presence of hydroxyl compounds was studied by using ferric ethoxide and ferric n-butoxide as catalysts respectively.

这些结果表明在含羟基化合物丙交酯/醇铁聚合体系,羟基化合物作为共引发剂参与了丙交酯开环聚合。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂，研究了胆酸甲酯分子羟基反应活性。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,为较大共轭体系,取代羟基接入,对橙酮类化合物共面性影响不大。