| 1. | It was originally obtained by decarboxylation of benzoic acid . 它最先是由苯甲酸脱羧而得到的。 |
| 2. | One exception is the decarboxylation of aromatic carboxylic acids . 芳香羧酸进行脱羧反应是一个例外。 |
| 3. | This decarboxylation is catalysed by the enzyme glutamic acid decarboxylase . 这个脱羧作用是由谷氨酸脱羧酶催化的。 |
| 4. | The ability of clay minerals to catalyse decarboxylation has long been recognised . 粘土矿物能催化脱羧基作用是早已认识到的问题。 |
| 5. | After the decarboxylation process the alkane produced can be degraded or "cracked" =to lower carbon number alkanes . 脱羧基作用后,所形成的烷烃能被降解或“裂解”成低碳数烷烃。 |
| 6. | Decarboxylase an enzyme that catalyzes the decarboxylation of carboxylic acids , including the conversion of amino acids to amines 脱羧酶:能够催化羧酸进行脱羧反应的酶,包括氨基酸转化为胺的反应。 |
| 7. | Progress of catalytic decarboxylation of from highly sour crude oil is reviewed , including hydrogenation , thermolysis and chemical reaction , and the application prospect of catalytic decarboxylation is introduced 摘要介绍了高酸原油催化加氢脱酸法、催化热解脱酸法和催化化学反应脱酸法,展望了该工艺的应用前景。 |
| 8. | Long chain alkyl benzenes is the product of cyclization - decarboxylation - aromatization of fatty acid , with the help of clay minerals catalytic effect , which comes from bacteria , seaseed and higher plant lipid ; or the reaction product of monocylic aromatics and fatty acid alkyl group under the same conditions 长链烷基苯主要是细菌、藻类和高等植物类脂化合物中脂肪酸在粘土矿物催化下发生环化脱羧再芳构化或单环芳烃与脂肪酸烷基化反应形成的产物。 |
| 9. | An one - pot process including direct condensation of ethyl isodehydracetate and hydrocitronellal , followed by decarboxylation , isomerization and isomer resolution , was developed for practical preparation of zr juvenile hormone analogue series with high content of effective component 以异脱氢乙酸乙酯与甲氧基香茅醛直接缩合为起点,将缩合、脱羧、异构化、 (顺、反)异构体拆分等采用多步反应连续一锅法的操作方法,成功地得到高有效含量的zr型保幼激素类似物。 |
| 10. | An one - pot process including direct condensation of ethyl isodehydracetate and hydrocitronellal , followed by decarboxylation , isomerization and isomer resolution , was developed for practical preparation of zr juvenile hormone analogue series with high content of effective component 摘要以异脱氢乙酸乙酯与甲氧基香茅醛直接缩合为起点,将缩合、脱羧、异构化、 (顺、反)异构体拆分等采用多步反应连续一锅法的操作方法,成功地得到高有效含量的zr型保幼激素类似物。 |