单词 | prototropic |
释义 | > as lemmasprotoˈtropic protoˈtropic adj. of, relating to, or exhibiting prototropy. ΘΚΠ the world > matter > chemistry > isomerism > [adjective] > of or relating to structural isomerism > of or relating to tautomerism > of specific types of prototropic1925 1925 Jrnl. Chem. Soc. 127 1382 Prototropic changes, which involve only the migration of a proton, are catalysed both by acids and by alkalis, like the hydrolysis of an ester. 1953 C. K. Ingold Struct. & Mech. Org. Chem. x. 579 2-hydroxypyridine, or α-pyridone, as it is usually named after its prototropic tautomer. 1981 P. Sykes Guidebk. to Mechanism in Org. Chem. (ed. 5) x. 272 Prototropic interconversions..lend themselves particularly well to investigation by deuterium labelling. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。