单词 lactol 释义 lactol Chem.|lktl|[a. G. lactol (Helferich & Fries 1925, in Ber. d. Deut. Chem. Ges. LVIIIb. 1246), f. lact-on lactone 2 + -ol -ol.]Any cyclic compound that is formed by the oxygen atom in a {b1}C(OH){b1} group (esp. one in a sugar) beco...