👉第二种是molecular formula。 相较于第一种empirical formula只用给出最简原子比例,第二种要更加详细一些,需要囊括不同原子的具体数量,而非比例。 👉第三种是structural formula。 顾名思义,structural formula包括了分子构造;换句话说,每个碳原子和哪...
SOLUTION: A phenolic compound such as coffeic acid or chlorogenic acid is reacted with a peroxide in the presence of hydrogen peroxide or with a laccase in the presence of oxygen to give the objective compound of the formula having inhibitory activity against reverse transcriptase which a human ...
The chemical compound which possesses the structural formula which is displayed the medicine as the orochin acid derivative by the composition and its methodological null lower systemThis invention regards the field which is re-constructed chemically that virulence and the medicine harmful reaction are ...
SHEET HAVING PRINTED STRUCTURAL FORMULAE OF TWO MONOSACCHARIDES REPLACEABLY DISPLAYEDPROBLEM TO BE SOLVED: To provide a correct identification method of various goods using monosaccharide and rare sugar.IKUMORI TAKESHI何森 健
The below-mentioned formula (1) the structural unit reacting with epoxy resin or phenol resin and is displayed with the below-mentionedPROBLEM TO BE SOLVED: To provide a resin composition which gives a cured material having both the adhesiveness, heat resistance and moisture resistance inherent in...