顺丁烯二酸化树脂酸和松香酸钾盐;
它通过苯丙氨酸降解出乙酰辅酶a和反丁烯二酸。
It is broken down via phenylalanine to give acetyl CoA and fumaric acid.
由丙三醇、丙交酯和反丁烯二酸制得一含碳碳双健的低分子量聚酯。
A low molecular weight poly (DL lactide) containing carbon carbon bonds was synthesized from DL lactide, glycerin and fumaric acid.
本文研究用HA型固体酸催化合成顺丁烯二酸二(2-乙基己) 酯。
This paper deals with the catalytic synthesis of Cis-Di-2-Ethylhexyl maleate by using HA-type solid acid.
四氯化锡是合成顺丁烯二酸二丁酯的良好催化剂,具有较高的催化活性。
Stannum tetrachloride was an excellent catalyst for synthesizing dibutyl maleate and had higher catalytic activity than other catalysts.
报道了顺丁烯二酸二间甲苯酯和邻苯二甲酸二间甲苯酯的合成与光谱性质。
The syntheses and spectral characteristics of bism-methylbenzene maleate and bis-m-methylbenzene phthalate is reported in this paper.
油田试验结果表明,顺丁烯二酸共聚物是油田地层水中钡锶离子较有效的稳定剂。
The experimental results showed that the copolymer is a pretty good stabilizing agent of barium-strontium ion in oilfield formation water.
丙二醇与对苯二甲酸、反丁烯二酸和2,2-二甲基-1,3-丙二醇的聚合物。
Propyleneglycol, polymer with terephthalic acid, fumaric acid and 2,2-dimethyl-1,3-propanediol.
树脂在酯化反应中生成的顺丁烯二酸酯的结构受热的影响会产生顺、反异构化反应。
Under the influence of heat, the maleate structure formed in the esterification tends to isomerize into fumarate.
葡萄糖,蔗糖, 乳酸,天然口味,柠檬酸,大豆卵磷脂,胭脂树红和反丁烯二酸。
Sucrose, Glucose (corn) Pectin, Lenactmentic Acid, Natural Flavor, Citric Acid, Soy Lecithin, color added (annatto) and Fumaric Acid.
用二环戊二烯,顺丁烯二酸和乙二醇合成不饱和聚酯,这种不饱和聚酯既可浇铸,也可以在空气中固化。
An unsaturated polyester resin was synthesized from dicyclopentadiene maleic acid and ethylene glycol. this resin can be moulded by casting and also can be hardened in air.
用二环戊二烯,顺丁烯二酸和乙二醇合成不饱和聚酯,这种不饱和聚酯既可浇铸,也可以在空气中固化。
An unsaturated polyester resin was synthesized from dicyclopentadiene, maleic acid and ethylene glycol. This resin can be moulded by casting and also can be hardened in air.
高效液相色谱分析结果表明:光催化降解苯酚溶液的产物有对苯二酚、邻苯二酚、苯醌、顺丁烯二酸和反丁烯二酸等。
The HPLC analysis results indicate that the products of photocatalytic degradation of phenol solution include hydroquinone, catechol, benzoquinone, maleic acid, fumaric acid and so on.
以糠醛为原料,先制得顺丁烯二酸,用顺丁烯二酸与三氯锗烷在酸性条件下加成,然后水解得到1,1,2 乙烷三羧酸,收率为71%。
The preparation of 1,1,2 ethanetricarboxylic acid from addition reaction of maleic acid with germaniumane trichloride under acidic condition, then hydrolysis has been investigated, the yield is 71%.
聚异丁烯丁二酸酐(烯酐)是生产丁二酰亚胺型、丁二酸酯型和酚醛胺型无灰分散剂的重要中间体。
Polyisobutenyl succinic anhydride is an important intermediate for production of ashless deter- gent dispersants such as succinimide, succinic ester and phenolic amine types.
玻璃填充介质流,30%,聚丁烯对苯二酸酯。
玻璃填充介质流,30%,聚丁烯对苯二酸酯。
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