. 2020 Oct 28;5(44):28632–28636. doi: 10.1021/acsomega.0c03645

Table 4. Comparison between Our Results for the Synthesis of Arylidenindane-1,3-diones and Other Reported Methods.

entry	reactants	conditions	time/min	yield (%)^ref
1	4-chlorobenzaldehyde	piperidine/reflux	180	87¹⁹
2	4-chlorobenzaldehyde	MgO/grinding	20	92¹³
3	4-chlorobenzaldehyde	silicagel/grinding	20	95¹³
4	4-chlorobenzaldehyde	CaO	10	67¹²
5	4-chlorobenzaldehyde	TSIL/r.t.	1	98