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未酯化的羟
形成的。
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未酯化的羟
形成的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对羟苯乙酸为原料,经过苄
化、酯化、还原、甙化等步骤
成红景天甙的一种
法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
法
厚朴酚两羟
用缩酮保护,再用正己烷重结晶分离纯化。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧聚酯的羟值。
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
物的丙交酯/醇铁聚
体系中,羟
化
物作为共引发剂参与了丙交酯的开环聚
。
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,研究了胆酸甲酯分子中羟
的反应活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测定了国产紫胶桐酸的优势构象,结果表明,其分子中连二羟处于反交叉位。
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。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
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未酯化的
形成的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对苯乙酸为原料,经过苄
化、酯化、还原、甙化等步骤
成红景天甙的一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴酚两用缩酮保护,再用正己烷重结晶分离纯化。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化原理分析,选用乙酰氯作酰化、二氯甲烷作酰化
,
定含环氧
聚酯的
值。
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.
这些结果表明在含化
物的丙交酯/醇铁聚
体系中,
化
物作为共引发
参与了丙交酯的开环聚
。
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
,研究了胆酸甲酯分子中
的反应活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法定了国产紫胶桐酸的优势构象,结果表明,其分子中连二
处于反交叉位。
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
的接入,对橙酮类化
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
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未酯
的羟
形成的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对羟苯乙酸为原料,经过苄
、酯
、还原、甙
等步骤
成红景天甙的一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴酚两羟用缩酮保护,再用正己烷重结晶分离纯
。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其原理分析,选用乙
氯作
剂、二氯甲烷作
剂,测定含环
聚酯的羟值。
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物的丙交酯/醇铁聚
体系中,羟
物作为共引发剂参与了丙交酯的开环聚
。
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
氯、甲
丙烯酸酐和甲
丙烯酸作
剂,研究了胆酸甲酯分子中羟
的反应活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测定了国产紫胶桐酸的优势构象,结果表明,其分子中连二羟处于反交叉位。
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
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
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未酯化
羟基形成
。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对羟基苯乙酸为原料,经过苄基化、酯化、还原、甙化等步骤成红景天甙
一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法朴酚两羟基用缩酮保护,再用正己烷重结晶分离纯化。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基聚酯羟值。
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物
丙交酯/醇铁聚
体系中,羟基化
物作为共引发剂参与了丙交酯
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活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测定了国产紫胶桐酸优势构象,结果表明,其分子中连二羟基处于反交叉位。
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
共轭体系,取代羟基
接入,对橙酮类化
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。
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未酯
羟
形成
。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对羟苯乙酸为
料,经过苄
、酯
、还
、甙
等步骤
成红景天甙
一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴酚两羟用缩酮保护,再用正己烷重结晶分离纯
。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其理分析,选用乙
氯作
剂、二氯甲烷作
溶剂,测定含环氧
聚酯
羟值。
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物
丙交酯/醇铁聚
体系中,羟
物作为共引发剂参与了丙交酯
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
氯、甲
丙烯酸酐和甲
丙烯酸作
剂,研究了胆酸甲酯分子中羟
反应活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测定了国产紫胶桐酸优势构象,结果表明,其分子中连二羟
处于反交叉位。
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 .
橙酮类物分子共面性较强,为较大
共轭体系,取代羟
接入,对橙酮类
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。
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未酯
的
基形成的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对基苯乙酸为原料,经过苄基
、酯
、还原、
步骤
成红景天
的一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴酚两基
缩酮保护,再
正己烷重结晶分离纯
。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰原理分析,选
乙酰氯作酰
剂、二氯甲烷作酰
溶剂,测定含环氧基聚酯的
值。
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
物的丙交酯/醇铁聚
体系中,
基
物作为共引发剂参与了丙交酯的开环聚
。
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.
以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰剂,研究了胆酸甲酯分子中
基的反应活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采核磁共振谱法测定了国产紫胶桐酸的优势构象,结果表明,其分子中连二
基处于反交叉位。
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
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
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未酯化的羟基形
的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对羟基苯乙酸为原料,经过苄基化、酯化、还原、甙化等步骤天甙的一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴酚两羟基用缩酮保护,再用正己烷重结晶分离纯化。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基酯的羟值。
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物的丙交酯/醇铁
体系中,羟基化
物作为共引发剂参与了丙交酯的开环
。
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。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测定了国产紫胶桐酸的优势构象,结果表明,其分子中连二羟基处于反交叉位。
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,取代羟基的接入,对橙酮类化
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
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未酯化的羟基形成的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对羟基苯乙酸为原料,经过苄基化、酯化、还原、甙化等步骤成红景天甙的一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴酚两羟基用缩酮保护,再用正己烷重结晶分离纯化。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测氧基聚酯的羟值。
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.
这些结果表明在羟基化
物的丙交酯/醇铁聚
体系中,羟基化
物作为共引发剂参与了丙交酯的开
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。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测了国产紫胶桐酸的优势构象,结果表明,其分子中连二羟基处于反交叉位。
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,取代羟基的接入,对橙酮类化
物共面性影响不大。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
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未酯化的
基形成的。
In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.
报道了以对基苯乙酸为
,
过苄基化、酯化、还
、甙化等步骤
成红景天甙的一种方法.
METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane.
方法将厚朴两
基用缩酮保护,再用正己烷重结晶分离纯化。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基聚酯的
值。
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
物的丙交酯/醇铁聚
体系中,
基化
物作为共引发剂参与了丙交酯的开环聚
。
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基的反应活性。
Nuclear magnetic resonance techniques are used to determine the national aleutric acid preferential conformation. The results show that the dithionic hydroxyl radicals are in reciprocal cross bearing.
采用核磁共振谱法测定了国产紫胶桐酸的优势构象,结果表明,其分子中连二基处于反交叉位。
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。
声明:以上例句、词性分类均由互联网资源自动生成,部分未过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。