1) methyl curcuphenyl ether
黄根醇甲醚
1.
By selective catalytic hydrogenation followed, the corresponding α-curcumene, methyl curcuphenyl ether and methyl curcuhydroquinonyl ether were achieved, respectively.
再经选择性催化氢化反应 ,可分别得到α 姜黄烯、黄根醇甲醚及姜黄氢醌甲醚 。
2) Methanol etherification
甲醇醚化
3) ethylene glycol monobutyl ether
乙二醇甲醚
1.
Effect of ethylene glycol monobutyl ether on membrane forming systems and polyethersulfone with cardo performance and structure;
乙二醇甲醚对聚芳醚砜铸膜液体系及膜性能与结构的影响
4) propylene glycol methyl ether
丙二醇甲醚
1.
Supported solid base-catalyzed synthesis of propylene glycol methyl ether;
负载型固体碱催化合成丙二醇甲醚
2.
Effects of solid base strength and amount of basic sites on MgO,CaO and Mg-Al complex oxide on synthesis of propylene glycol methyl ether from propylene oxide and methanol were studied.
以M gO、CaO及M g-A l复合氧化物为催化剂,考察了固体碱碱性质对环氧丙烷法合成丙二醇甲醚的影响。
3.
The preparation process of SO4 2- /TiO2 type of solid superacid catalyst used for the synthesis of propylene glycol methyl ether propionate (PMP) was investigated.
研究了合成丙二醇甲醚丙酸酯(PMP)用固体超强酸催化剂SO4 2-／TiO2的制备工艺,得到了催化剂制备的适宜工艺。
5) propylene glycol monomethyl ether
丙二醇甲醚
1.
Propylene glycol methyl ether acetate was prepared by esterification of acetic acid with propylene glycol monomethyl ether.
开发了以超强酸对甲苯磺酸为催化剂合成丙二醇甲醚乙酸酯的新工艺,考察了原料醇酸的摩尔比、催化剂用量、带水剂用量、反应时间等因素对转化率的影响,得到原料醇完全转化的适宜反应条件:原料乙酸与醇的摩尔比2。
2.
Influences of reaction temperature, catalyst concentration, molar ratio of methanol to propylene oxide(PO) and reaction time on conversion of propylene oxide, yield and selectivity of propylene glycol monomethyl ether were studied.
研究了甲醇与环氧丙烷在固体碱催化剂MAF存在下非均相合成丙二醇甲醚的过程。
3.
Polydimethylsiloxane(PDMS) membranes filled with nano-silica were prepared for pervaporative removal of propylene glycol monomethyl ether from water.
5%~10%丙二醇甲醚/水溶液,103甲基室温嵌段硫化硅橡胶(103-PDMS)膜比107室温硫化硅橡胶(107-PDMS)膜分离性能好,通量增加一倍,分离系数也有所提高。
6) PM
[英][,pi: 'em] [美]['pi 'ɛm]
丙二醇甲醚
1.
The process of esterification of propylene glycol monomethyl ether (PM) with acetic acid to synthesize propylene glycol monomethyl ether acetate (PMA) is investigated using 98% sulfuric acid as catalyst.
研究了以浓硫酸为催化剂 ,丙二醇甲醚和醋酸酯化合成丙二醇甲醚醋酸酯的过程 ,考察了醚和酸比例、催化剂用量等因素对反应的影响 ,并选择甲苯为水萃取剂。
2.
0%, the conversion of propylene oxide is more than 99%, and the selectivity of PM is higher than 95%.
研究了甲醇与环氧丙烷在碱性催化剂ＴＡ存在下均相合成丙二醇甲醚的过程。
补充资料：黄藨根
【通用名称】
黄藨根
【其他名称】
黄藨根 (《四川中药志》)
【来源】
为蔷薇科植物切头悬钩子的根。植物形态详"黄藨叶"条。
【采集】
8～9月采收。
【性味】
性平，味咸酸，无毒。
【功用主治】
祛风除湿，清热解毒。治吐血及瘰疬。
【用法与用量】
内服：煎汤，0.5～1两。
【宜忌】
体虚无湿热者慎服。
【选方】
①治吐血：黄藨根，炖肉服。 ②治疯狗咬伤(如发现鼻血腥气都可服，但孕妇忌服)：黄藨根、搜山虎、黑竹根、苦荞头、黄花根。泡酒服。
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