1) 4-hydroxyvaleric acid
4-羟基戊酸
2) 4-Hydroxy-(4-hydroxyphenyl)benzenebutanoic acid
4,4-双(4-羟基苯基)戊酸
3) 4,4-Bis(4'-Hydroxyphenyl)pentanoic acid
4,4-双(4'-羟苯基)戊酸
4) 4-Hydroxy-3-pentenoic acid gamma-lactone
4-羟基-3-戊烯酸内酯
5) hydroxypivalic acid
羟基新戊酸
1.
In an electrolytic cell with a proton exchange membrane,hydroxypivalic acid was synthesized at a PbO_2 anode by direct electrooxidation of hydroxypivalaldehyde.
在质子交换膜电解槽中,以PbO2 为阳极,以羟基新戊醛为原料,利用直接电氧化方法合成羟基新戊酸。
2.
In an undivided electrolytic cell Br~- is oxidized to Br_2,which serves as an oxidant to convert hydroxypivalaldehyde to hydroxypivalic acid.
在无隔膜电解槽内,电解溴离子生成溴单质作为氧化剂,氧化羟基新戊醛为羟基新戊酸。
3.
The optimal reaction conditions for preparation of hydroxypivalic acid from hydroxypivalaldehyde by oxidation with bromine were determined as bromine and hydroxypivalaldehyde in equal molar concentration >0.
以羟基新戊醛为原料,以溴为氧化剂制取羟基新戊酸。
6) hydroxyl-2,2-dimethyl-propionic acid
羟基特戊酸
1.
hydroxyl-2,2-dimethyl-propionic acid was prepared by selectively oxidizing neopentyl glycol with air under the Pd/C catalysts.
将Cannizzaro反应所生成的新戊二醇在Pd/C催化下用空气选择性氧化生成羟基特戊酸。
2.
In this paper, 3-hydroxyl-2,2-dimethyl propionic acid was synthesized by the reaction of 2-methyl-isobutyl aldehyde with formaldehyde to give 3-hydroxyl-2,2-dimethyl-propionic acid.
然后同高锰酸钾反应生成乙酰氧基特戊酸 ,最后水解得到羟基特戊酸。
补充资料:4-羟基戊酸
分子式:
CAS号:
性质:在室温下可自动脱水生成内酯。pK(25℃)2.02×10-5。将4-溴戊酸与氢氧化钠溶液加热,制得内酯后经水解;或将乙酰丙酸用钠汞齐或镍使之还原,制得内酯后,经水解制取。用于有机合成。其衍生物:乙酯沸点85~86℃(266.644Pa)。密度0.9532g/cm3,折射率1.4285。酰胺,板状结晶,熔点56℃,能溶于水,难溶于乙醚、氯仿,不溶于苯、石油醚。内酯,沸点110~112℃(2.399kPa)。
CAS号:
性质:在室温下可自动脱水生成内酯。pK(25℃)2.02×10-5。将4-溴戊酸与氢氧化钠溶液加热,制得内酯后经水解;或将乙酰丙酸用钠汞齐或镍使之还原,制得内酯后,经水解制取。用于有机合成。其衍生物:乙酯沸点85~86℃(266.644Pa)。密度0.9532g/cm3,折射率1.4285。酰胺,板状结晶,熔点56℃,能溶于水,难溶于乙醚、氯仿,不溶于苯、石油醚。内酯,沸点110~112℃(2.399kPa)。
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