Highly selective aldol reaction of dibenzoylmethanes with formaldehyde catalyzed by cobalt Schiff base complex under neutral conditions

~81%

~90%

~94%

~%

~%

~19%

~19%

~%

~%

~80%

~%

~%

~90%

~86%

~89%

~%

~%

~95%

~97%

~%

~3%

~4%