Green Synthesis of Acid Esters from Furfural via Stobbe Condensation

Table 1

Synthesis of Stobbe compounds using Diester 4.

Entry	Ketone/aldehyde	Half-ester	Diacid
1	Cyclopentanone	5a	6a
2	Cyclohexanone	5b	6b
3	Acetone	5c	6c
4	Benzaldehyde	5d	6d
5	Benzophenone	5e	6e
6	Furfural	5f	6f