Solid-state condensation reactions between aldehydes and 5,5-dimethyl-1,3-cyclohexanedione by grinding at room temperature

An efficient and convenient approach to the synthesis of the two different products from aldehydes and 5,5-dimethyl-1,3-cyclohexanedione in the solid state by grinding is described. This method provides several advantages such as environmental friendliness, high yields, and simple workup procedure.