英语释义

1. the radical HCO? of formic acid that is also characteristic of aldehydes

2. the radical HCO? of formic acid that is also characteristic of aldehydes

片语

formyl radical[有化]

Formyl trichloride氯仿

formyl sulfide翻译

formyl cation甲酰氧离子

formyl triiodide三碘甲酰

formyl halide甲酰卤

formyl glutathione甲酰谷胱甘肽

formyl heme甲酰血红素

formyl fluoride氟化甲酰

英汉例句

• fructus mume was identified with ethyl acetate - formyl acid-water(14:7:7) as developing agent in silica gel g, and using 0.1% of bromocresol green as the visualization reagent.

  乌梅：采用硅胶g板，以醋酸乙酯—甲酸—水（14：7：7）上层液为展开剂，显色剂为0.1％溴甲酚绿醇。

• at room temperature, several novel unsymmetric ferrocenyl thiourea compounds were synthesized by reaction of substituted aniline with ferrocenyl formyl isothiocyanate.

  在室温下，二茂铁甲酰基异硫氰酸酯与芳香胺反应生成新颖的二茂铁取代非对称硫脲。

• sodium formyl acetone is the key intermediate of 4,4-dimethoxy-2-butanone.

  丁酮烯醇钠是合成4，4-二甲氧基-2-丁酮的中间体。

• formyl l aspartic anhydride was prepared by the reaction of l aspartic acid and formic acid with magnesium oxide catalyst in acetic anhydride solvent.

  在乙酸酐溶剂中，以氧化镁为催化剂，l 天冬氨酸与甲酸进行甲酰化反应并脱水生成n甲酰l 天冬氨酸酐。

• an analysis of four factors which affect the yield of formyl aspartic acid anhydride, one of the intermediates of aspartame, was made in terms of their relational grades based on grey system theory.

  依据灰色系统理论对影响甲酰天冬酸酐（合成天冬甜素的中间体）收率的因素进行了关联度分析。

• in the two sides of nitrogen bridge, the degree of conjugation of one double bond with one formyl polyenic group is about equal to two aromatic cycles.

  在氮桥的二边，一个双键及一个烯醛基共轭程度大致与二个芳稠环相当。