1) 4,5-Methylenedioxy-2-propylbenzyldiethyleneglycol butyl ether
3,4-亚甲二氧基-6-正丙基苄基正丁基二缩乙二醇醚
2) 3,4-methylenedioxy-6-propylbenzyl) (butyl) diethylene glicol ether
3,4-亚甲二氧基-6-(丁氧乙氧乙氧甲基)丙苯
3) 3,4-Dimethoxybenzyl alcohol
3,4-二甲氧基苄醇
4) n Butoxypolyethylene glycol methacrylic acid ester
正丁氧基聚乙二醇甲基丙烯酸酯
1.
n Butoxypolyethylene glycol methacrylic acid ester is prepared and its crosslinking effect on absorbing behaviour of superabsorbent polymer is investigated through inverse suspension polymerization.
合成了正丁氧基聚乙二醇甲基丙烯酸酯交联剂 ,通过反相悬浮聚合考察了其对高吸水性树脂吸水性能的效果 ,探讨了聚乙二醇分子量等交联剂合成条件与用量对吸水性树脂性能的影响 ,发现聚乙二醇相对分子质量为 40 0～ 80 0时高吸水树脂吸水性能较好 ,吸水倍率为 35 0～ 5 0 0g/g ,吸盐水倍率超过 6 0g/g ,加压吸水倍率变化
5) 3,4-dioxymethylene mandelic acid
3,4-亚甲二氧基苯乙醇酸
1.
Using intermediate product(3,4-dioxymethylene mandelic acid) which was obtained by the benzo-dioxole and glyoxylic acid as the starting material,a new method by which heliotropin was synthesized from the intermediate product by catalytic oxidation with air and decarboxylation reaction was obtained.
以胡椒环与乙醛酸经缩合得到的中间体3,4-亚甲二氧基苯乙醇酸为原料,建立了空气催化氧化脱羧反应合成洋茉莉醛的新方法。
6) 3,4-methylenedioxymandelic acid
3,4-亚甲二氧基苯乙醇酸
1.
Synthesis and characterization of the intermediate of piperonal:3,4-methylenedioxymandelic acid
洋茉莉醛中间体3,4-亚甲二氧基苯乙醇酸的合成与表征
2.
The synthesis of piperonal by nitric acid partially substituted with oxygen was achieved,because oxygen could quickly oxidize nitric oxide,which was the product of nitric acid oxidative decarboxylation of 3,4-methylenedioxymandelic acid(DMA) to piperonal,to NO2 that reacted with H2O and formed HNO3 and HNO2 again.
在氧气气氛中,硝酸氧化脱羧3,4-亚甲二氧基苯乙醇酸(DMA)后生成的NO很快氧化为NO2,与水作用后生成HNO3和HNO2可以继续参与反应,从而实现了氧气部分替代硝酸氧化脱羧合成洋茉莉醛的过程。
补充资料：3,4-亚甲二氧基-6-正丙基苄基正丁基二缩乙二醇醚
分子式：C19H30O5
分子量：338.44
CAS号：51-03-6
性质：密度1.059。沸点180°C (1 mmHg)。折射率1.497-1.507。闪点170°C。水溶性<0.1 g/100 mL at 18°C。
分子量：338.44
CAS号：51-03-6
性质：密度1.059。沸点180°C (1 mmHg)。折射率1.497-1.507。闪点170°C。水溶性<0.1 g/100 mL at 18°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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