- RCHO formyl- (-COH) or oxo- (=O) -al
Acetaldehyde (Ethanal) Acyl
halide Haloformyl RCOX carbonofluoridoyl- carbonochloridoyl- carbonobromidoyl- carbonoiodidoyl-...
-
groups (strongest for -CF3 group) -CX3 (X = F, Cl, Br, I) –I
Moderate haloformyl groups -COX (X = Cl, Br, I) –I, –M
formyl and acyl
groups -CHO, -COR carboxyl...