1) hydroxypentylaldehyde
羟基戊醛
1.
In condensation of isobutyraldehyde and formaldehyde,the conversion of isobutyraldehyde is 94 6%,with a 98 4% selectivity of hydroxypentylaldehyde.
在甲醛、异丁醛缩合过程中,异丁醛转化率94-6 % ,羟基戊醛选择性98-4 % ;在羟基戊醛加氢过程中,羟基戊醛转化率100 % ,新戊二醇选择性100 % 。
2) 5-hydroxypentanal
5-羟基戊醛
3) 5-Hydroxyvaleraldehyde
5-羟基戊醛
4) hydroxy
羟基
1.
Investigation on characteristics of the auto-accelerated thermo-polymerization of hydroxy-containing phthalonitrile derivatives;
带羟基邻苯二甲腈衍生物的自加速热聚合研究
2.
Synthesis of poly(fluorene) containing end-group of hydroxy;
具有分子末端醇羟基的聚芴的合成
3.
The Protection and Deprotection of Hydroxy in Carbohydrate Chemistry;
糖化学中羟基的保护及脱保护
5) hydroxyl group
羟基
1.
The rapid measurement of the content of hydroxyl group and molecular weight of polyether by automatk potentiometric titration;
聚醚羟基含量及其分子量的自动电位滴定快速测定
2.
Single-walled carbon nanotubes(SWNTs) were opened and oxidized in the concentrated H2SO4/HNO3 mixture(volume ratio:3:1),hydroxyl groups could be brought into the SWNTs after oxidation modification treatment,and the long-chain silane coupling agent was grafted onto SWNTs via hydroxyl-silanol route.
采用混酸体系(浓硫酸/浓硝酸体积比为3/1)对单壁碳纳米管进行了氧化处理,并通过氧化处理后在单壁碳纳米管表面生成的羟基官能团与长链硅烷偶联剂进行反应,制备了表面有机修饰的单壁碳纳米管。
3.
The surface physicochemical properties such as surface activity; adsorption performance and dispersive performance of calcium lignosulfonate (CLS) with different hydroxyl group contents are studied in order to expand its utilization.
研究了木素磺酸钙(CLS,简称木钙)分子中羟基含量对其表面活性、吸附性能、分散性能等表面物化性能的影响。
6) hydroxyl
羟基
1.
Effect of hydroxyl on chl-a in algae cells;
羟基对海洋微藻细胞叶绿素a的影响
2.
Determination of Hydroxyl in Polyhydroxy-Aluminum Inorganic Compounds;
聚羟基铝无机化合物中羟基的测定
3.
The effects of the grafted hydroxyl on the elastic properties of single-walled carbon nanotubes;
单壁碳纳米管弹性性质的羟基接枝效应
参考词条
补充资料:5-羟基戊醛
CAS:4221-03-8
分子式:C5H10O2
分子质量:102.13
沸点:115-122℃
中文名称:5-羟基戊醛
英文名称:5-hydroxypentanal
5-Hydroxyvaleraldehyde
性状描述:无色透明粘稠油状物。沸点64℃(1.20kPa)。溶于乙醚。
生产方法:将100g2,3-二氢呋喃、300ml水和25ml浓盐酸混合搅拌20min。加20%氢氧化钠,至酚酞试验呈现粉红色。用乙醚提取反应混合物,提取液蒸馏,收集62-66℃(1.20-1.33kPa)馏分,得90-95g5-羟基戊醛。收率74-79%。
用途:用于有机合成。
分子式:C5H10O2
分子质量:102.13
沸点:115-122℃
中文名称:5-羟基戊醛
英文名称:5-hydroxypentanal
5-Hydroxyvaleraldehyde
性状描述:无色透明粘稠油状物。沸点64℃(1.20kPa)。溶于乙醚。
生产方法:将100g2,3-二氢呋喃、300ml水和25ml浓盐酸混合搅拌20min。加20%氢氧化钠,至酚酞试验呈现粉红色。用乙醚提取反应混合物,提取液蒸馏,收集62-66℃(1.20-1.33kPa)馏分,得90-95g5-羟基戊醛。收率74-79%。
用途:用于有机合成。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。