Macroscopic Expressions of Molecular Adiabatic Compressibility of Methyl and Ethyl Caprate under High Pressure and High Temperature

Table 3

Fitting coefficients for (10) along various isobaric.

FA ester	Mthyl caprate					Ethyl caprate
Pressure	𝑃0.1	𝑃80	𝑃130	𝑃150	𝑃210	𝑃0.1	𝑃80	130	𝑃150	𝑃210
Coefficients
𝐵1	−2.3𝐸−06	1.6𝐸−06	1.6𝐸−06	1.6𝐸−06	1.3𝐸−06	2.2𝐸−06	3.2𝐸−06	2.6𝐸−06	2.5𝐸−06	2.2𝐸−06
𝐵2	0.00139	−0.00056	−0.00051	−0.00047	−0.00031	−0.00094	−0.00161	−0.00117	−0.00108	−0.00094
𝐵3	4.168	4.495	4.507	4.506	4.499	4.982	5.028	4.983	4.978	4.982
Goodness of fit
SSE	2.7𝐸−08	1.5𝐸−06	6.5𝐸−07	9.4𝐸−07	1.09𝐸−06	1.8𝐸−07	1.9𝐸−07	2.7𝐸−07	3.9𝐸−07	1.83𝐸−07
R-square	0.9998	0.9987	0.9995	0.9993	0.9992	0.9998	0.9999	0.9998	0.9997	0.9998
Adjusted R-square	0.9995	0.9974	0.9991	0.9987	0.9983	0.9997	0.9997	0.9997	0.9995	0.9997
RMSE	0.00012	0.00088	0.00057	0.00068	0.00074	0.0003	0.0003	0.00037	0.00044	0.0003