C07C47/26 - CPC Classification

Compounds having —CHO groups; Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing hydroxy groups

• C07C47/263 » acyclic 7
• C07C47/267 » containing rings other than six-membered aromatic rings 6
• C07C47/27 » containing six-membered aromatic rings 24
• C07C47/273 » containing halogen 8