Phase Behaviour of 1-Ethyl-3-methylimidazolium Thiocyanate Ionic Liquid with Catalytic Deactivated Compounds and Water at Several Temperatures: Experiments and Theoretical Predictions

Table 6

Experimental refractive index 𝑛𝐷 and deviation of refractive index Δ𝑛𝐷 for the binary systems: (a) [EMIM][SCN] + Pyridine, (b) [EMIM][SCN] + Pyrrole, (c) [EMIM][SCN] + Indoline, (d) [EMIM][SCN] + Quinoline, (e) [EMIM][SCN] + Thiophene, and (f) [EMIM][SCN] + Water at 298.15 K.

𝑥IL	[EMIM] [SCN] + PY		[EMIM] [SCN] + PYRR		[EMIM] [SCN] + QU
	𝑛𝐷	Δ𝑛𝐷	𝑛𝐷	Δ𝑛𝐷	𝑛𝐷	Δ𝑛𝐷
0.2	1.5335	0.02492	1.5214	0.02314	1.5974	0.0901
0.3	1.5326	0.02038	1.5209	0.01771	1.5968	0.0863
0.4	1.5351	0.01924	1.5187	0.01058	1.5756	0.0819
0.5	1.5302	0.0107	1.5137	0.00065	1.5746	0.0569
0.6	1.5188	−0.00434	1.5126	−0.00538	1.5727	0.0521
0.7	1.5178	−0.00898	1.5093	−0.01361	1.5675	0.0464
0.8	1.5171	−0.01332	1.5079	−0.01994	1.5587	0.0374
𝑥IL	[EMIM] [SCN] + INDO		[EMIM] [SCN] + TS		[EMIM] [SCN] + WATER
	𝑛𝐷	Δ𝑛𝐷	𝑛𝐷	Δ𝑛𝐷	𝑛𝐷	Δ𝑛𝐷
0.2	1.581	0.0041	1.5426	0.01338	1.4754	0.11186
0.3	1.5762	0.0042	1.5421	0.01182	1.4927	0.10739
0.4	1.5699	0.0028	1.5398	0.00846	1.5095	0.10242
0.5	1.5614	−0.0008	1.5388	0.0064	1.5186	0.08975
0.6	1.5541	−0.0032	1.5373	0.00384	1.5247	0.07408
0.7	1.5518	−0.0006	1.537	0.00248	1.5308	0.05841
0.8	1.5507	0.0032	1.5305	−0.00508	1.5314	0.03724