butene
dicyanobutane
dihydroxybutane
diaminobutane
phenylbutyrate
dibromobutane
tetrabutoxide
methylbutene
butadienyl
butylphenol
ethylarene
methoxybutane
butylfuran
diaminoethane
methylethylketone
butylmorpholine
butenyl
butyro-
diphenylbutadiene
bromobutane
butyleneglycol
butanediol
tributyrate
butylate
butylaniline
butadiynyl
tert-butoxide
bisorbibutenolide
linderanolide
silylketene
butylated
butylcatechol
tributyl
tetrahydroxyethylethylenediamine
butylthiophene
tetramethylene
karrikin
isolinderanolide
polyhydride
ethylmethylketone
methylbutanoyl
t-butyl
2-butanone
androstadiene
trifuran
tertbutyl
homoandrographolide
tert-butyl
antigalactagogue
methylpropanone