aldehyde 29.003 29.01800 A compound RC(=O)H, in which a carbonyl group is bonded to one hydrogen atom and to one R group. Aldehyd Aldehyde CHEBI:13432 CHEBI:13753 CHEBI:13805 CHEBI:13806 CHEBI:17478 CHEBI:22291 CHEBI:2554 CHEBI:8750 CHOR KEGG:C00071 RC(=O)H RCHO [H]C([*])=O aldehido aldehidos aldehyde aldehydes aldehydes aldehydum an aldehyde chebi_ontology carbonyl compound