Table 5. Summary of Previous Studies on Photocatalytic Transformation Reactions Using MoS₂-Based Materials.

no.	application	photocatalyst used	morphology	particle size	light source	performance	ref
1	photocatalytic oxidative coupling of thiols	Pd@Cu/MoS2	spherical	64.5 nm	300 W Xe lamp	∼99% conversion under 400–800 nm irradiation	(53)
2	photocatalytic reduction of gold thiosulfate complex	MoS2/ZnS	embroidered balls		under natural light with the intensity of 0.432 kW/m2	1120.56 mg/g reduction of [Au(S2O3)2]3– to Au0	(145)
3	photocatalytic reduction of 4-nitrophenol	TiO2 hollow spheres/crumpled MoS2 nanosheet	hollow sphere	∼200 nm	500 W Xe lamp	99.35% photocatalytic reduction of 4-nitrophenol	(146)
4	photocatalytic conversion of CO2 to methane	MoS2/Cu	MoS2 nanosheets are coated on the surface of Cu nanorods	about 50–700 nm	300 W Xe lamp	maximum yield of methane ∼23 mmol g–1 h–1	(147)
5	photocatalytic reduction of CO2 to methanol	MoS2 grown on hexagonal boron nitride nanoplatelets	MoS2 nanosheets are uniformly grown over the hexagonal boron nitride nanoplatelets.	each MoS2 nanosheet is composed of 2–6 molecular lamellae	20 W white LED lamp	maximum yield of methanol 5994 μmol g–1	(148)
6	photocatalytic reduction of CO2 to methane and CO	In2S3/MoO3@MoS2	distorted hexagonal nanorods		300 W Xe lamp	yield ∼29.4 and ∼35.6 μmol g–1 h–1 for CH4 and CO, respectively	(149)
7	photocatalytic selective oxidation of benzyl alcohols to benzaldehyde	Ag3PO4 nanoparticle@MoS2 quantum dot/few-layered MoS2 nanosheet	nanosheet		300 W Xe lamp	≤92% conversion of benzyl alcohol and ∼87% yield of benzaldehyde after 3 h of irradiation	(150)
8	photocatalytic oxidation of benzyl alcohol to benzaldehyde	Co-doped MoS2/ g-C3N4	2D nanosheet morphology with curly stripes		80 W LED lamp	benzaldehyde production rate of 0.48 mmol g–1 h–1	(47)
9	photocatalytic reduction of 4-nitrophenol to 4-aminophenol	CdS-MoS2/rGO composite	flowerlike morphology		500 W Xe lamp	≤70% reduction of 4-nitrophenol after 60 min of irradiation	(151)
10	photocatalytic reduction of N2 to NH3	C3N4/MoS2/Mn3O4 composite	sandwichlike structure		300 W Xe lamp	reaction yielded 185 μmol g–1 h–1 NH3	(152)
11	photocatalytic reduction of N2 to NH3	P-doped MoS2@N doped-g-C3N4	g-C3N4: layered structure		500 W Xe lamp	composite exhibited up to 689.76 μmol L–1 g–1 h–1 N2 reduction	(153)
			MoS2: flowerlike aggregates