alkylen.链烃基化合物alkyln.[化]烷基adj.含烷基的alkyl ammonium长链季铵盐alkylthiophene烷基噻吩alkyl-imides烷基酰亚胺alkyl transfer烷基转移alkyl morphine烷基吗啉alkyl acrylate丙烯酸烷基酯alkyl compound烷基化合物,烃基化合物alkylglycosiden.烷基苷alkyl fluoride氟化烷,烷基氟alkyl cleavage烷基裂解