propionyl
英
美
网络 丙酰基; 丙醯基
双语例句
- The high-purity propionyl chloride was synthesized using propanoic acid and triphosgene as raw materials.
以丙酸和三光气为原料，用三光气法合成了纯度较高的丙酰氯。 - Study on Extraction of propionyl spiramycin from whole broth
全发酵液萃取丙酰螺旋霉素的研究 - Synthesis and anti-tumor activities of 1,4 bis [ 3-( amino-dithiocarboxy) propionyl] piperazine derivatives
1,4-二[3-（氨基硫代甲酰硫基）丙酰基]哌嗪类化合物的合成及其抗肿瘤活性 - Research on Synthesis of Propionyl Chloride by Phosgene Method
光气法合成丙酰氯的研究 - In the CAP synthesis under heterogeneous condition, the substitution degree of acetyl and propionyl were increased as the reaction temperature and time increased, while the viscosity of CAP was decreased.
以有机酸为介质、硫酸为催化剂、酸酐为酯化剂非均相合成CAP，发现随着反应时间和温度的提高，乙酰和丙酰取代度提高，CAP的特性粘度降低。 - Synthesis of 2-propionyl-6-methoxynaphthalene
2-丙酰基-6-甲氧基萘的合成 - GC Determination of 2-propionyl-6-methoxynaphthalene
2-丙酰-6-甲氧基萘的气相色谱测定法 - A new approach and the technical parameters for synthesizing ( 6 methoxy 2 naphthanyl) 1 propanone from 2 naphthol via etherification, bromination, propionyl and debromination were experimentally studied.
以2-萘酚为原料，经过醚化、溴化、丙酰化和脱溴合成了6-甲氧基-2-萘丙酮，得到了6-甲氧基-2-萘丙酮各步合成的最佳工艺参数。 - Propionyl ferrocene reacted with 4-substituted semicarbazides converted into corresponding semicarbazones 1-8, which are not prepared previously.
丙酰基二茂铁和4-取代氨基脲反应制得8个相应的缩氨基脲1～8，它们均属首次制得。 - One step synthesis of ω-propionyl camphene from camphene
由莰烯一步合成ω-丙酰基莰烯 - Synthesis and Herbicidal Activity of O, O ′-Dialkyl ( aryl) N-[ α-Aryloxyacetyl ( propionyl)] Thio Phosphoryl Hydrazines
O，O′-二烃基N-[α-芳氧乙（丙）酰基]硫代磷酰肼的合成与除草活性 - Synthesis and NMR studies of germanium propionyl amino acid ester Sesquioxides
锗丙酰氨基酸酯系列倍半氧化物的合成及其NMR研究 - RESULTS Total yields were 74 0%~ 92 6% based on 6 methoxy 2 propionyl naphthalene.
结果一锅法合成萘普生总收率740%～926%（以6甲氧基2丙酰基萘计）。