1) Glycerol Carbonate
碳酸甘油酯
1.
Glycerol Carbonate was firstly prepared through the reaction of Glycerol and Urea with ZnSO4 as catalyst on the synthesis process of Glycidol by Glycerol/Urea method.
通过甘油/尿素法合成了缩水甘油,首先在ZnSO4催化作用下甘油和尿素反应得到了碳酸甘油酯。
2.
In this study, synthesis of glycerol carbonate from glycerol and dimethyl carbonate in THF catalyzed by Candida Antarctic lipase B (CALB) was studied.
实验结果初步表明,反应有可能生成了4种碳酸甘油酯,分别是:1-碳酸甘油甲酯(单酯);4-羟甲基-2-羰基-1,3-二氧戊环(环二酯);2-羰基-1,3-二氧戊环-4-碳酸二甲酯、2-羰基-1,3-二氧六环-5-碳酸甲酯(环三酯);而上述三种产物最终都有向环二酯转化的趋势。
3.
The product glycerol carbonate was confirmed by IR and MS.
以ZnSO4为催化剂,甘油和尿素反应合成碳酸甘油酯,分别以IR和MS对产物进行了结构表征。
2) medium-chain mono-glyceride
甘油中碳酸单酯
1.
1,dosage of enzyme 100 U/g (acid) and initial dosage of water added to glycerin w(H_2O)=12%,the content of medium-chain mono-glyceride is w(MG)=42.
研究了无溶剂体系中脂肪酶LRI催化合成甘油中碳酸单酯(MG)。
3) medium-chain monoglyceride
中碳酸甘油单酯
1.
Enzymatic synthesis of medium-chain monoglyceride was studied by using mixed caprylic/capric acid and glycerol as substrates in a solvent free system.
研究了在无溶剂体系中酶促混合中碳酸(辛/癸酸混合物)与甘油合成中碳酸甘油单酯 对8种脂肪酶进行筛选,选定固定化酶LRI为催化剂,以中碳酸转化率为考察指标探讨得到最适酶促反应条件:温度范围为57～60℃,甘油初始含水量12%(质量分数),n(中碳酸)∶n(甘油)=1∶1 1、每克酸加酶量为100U,闭口反应2～4h后开口自发脱
4) medium chain partial glyceride
甘油中碳酸偏酯
5) docosahexenoic acid glyceride
二十二碳六烯酸甘油酯
6) glycerin monoeicosate
二十三碳酸单甘油酯
1.
Result: Four compounds were obtained and identified as (2,5-dioxo-imidazolidin-4-yl)-urea (1), glycerin monoeicosate(2), boeravinone(3) and β-sitosterol(4).
结果 :分离鉴定了 4个化合物 ,分别为 :尿囊素 (1) ,二十三碳酸单甘油酯 (2 ) ,boeravinone (3) ,β 谷甾醇 (4)。
补充资料：甘油单乙酸酯
分子式：C5H10O4
分子量：134.13
CAS号：26446-35-5
性质：密度1.21。熔点158°C。沸点153°C (12 mmHg)。水溶性soluble。
分子量：134.13
CAS号：26446-35-5
性质：密度1.21。熔点158°C。沸点153°C (12 mmHg)。水溶性soluble。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条