| 释义 |
-yl
-ylsuff. An organic acid radical: carbonyl.
[French -yle, from Greek hūlē, wood, matter.]-yl suffix (Chemistry) (in chemistry) indicating a group or radical: methyl; carbonyl. [from Greek hulē wood, matter]-yl a suffix used in the names of chemical groups: ethyl. [< French -yle < Greek hylē matter, wood, substance] -yl A suffix used to form the chemical names of organic compounds when they are radicals (parts of larger compounds), such as ethyl and phenyl.-yl
-ylChemical suffix signifying that the substance is a radical by loss of an H atom (for example, alkyl, methyl, phenyl) or OH group (for example, acyl, acetyl, carbamoyl).-yl Chemical suffix signifying that the substance is a radical by loss of an H atom (e.g., alkyl, methyl, phenyl) or OH group (e.g., acyl, acetyl, carbamoyl). -yl [Gr. hylē, wood, matter, substance] Suffix in chemistry used in naming radicals, e.g., acyl. |