butanoic

常见例句

• Among the more common acids are the butanoic acids, the pentanoic acids, the heptanoic acids and the octanoic acids.
  丁酸、戊酸、庚酸和辛酸是更为常用的酸。
• OBJECTIVE To study the synthetic method of 4,4-bis(diethoxyphosphoryl) butanoic acid.
  目的探讨4,4-二(二乙氧膦酰)-丁酸的合成研究。
• The major chemical constitutes in essential oil were ester and alcoho.The major chemical compound was butanoic acid ethyl ester (86.89%).
  其主要成分是酯类、醇类物质，其中丁酸乙酯的相对含量高达86.;89%25。
• The major chemical constitutes in essential oil were ester and alcoho.The major chemical compound was butanoic acid ethyl ester((86.89%)).
  其主要成分是酯类、醇类物质;其中丁酸乙酯的相对含量高达86.;89%25。
• The new synthetic compound of 2,2 dimethyl butanoic acid has been separated and analyzed by GC MS.2,2 dimethyl butanoic acid has been identified in the compound.
  采用气相色谱-质谱联用法（GC-MS）首次分离鉴定了新合成的2，2-二甲基丁酸合成液，共分离出6个组分，经质谱裂解机理研究，鉴定出里面确含2，2-二甲基丁酸。
• Two haptens of MCPA(M), 6-[((2-methyl-4-chlor) phenoxy aceto) amino] hexanoic acid (MC) and 4-[((2-methyl-4-chlor) phenoxy aceto) amino]butanoic acid(MB) were synthesized with MCPA and amino-hexanoic acid or amino-butanoic acid.
  以除草剂2甲4氯(MCPA,简写为M)、氯化亚砜、氨基己酸和氨基丁酸等为起始原料,经两步化学反应分别合成了两种MCPA半抗原:6-(2-甲基-4-氯苯氧乙酰基)氨基己酸(MC)和4-(2-甲基-4-氯苯氧乙酰基)氨基丁酸(MB)。
返回 butanoic