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. 2022 Jul 19;7(30):26211–26225. doi: 10.1021/acsomega.2c01902

Table 4. Apparent Molar Volume (ϕV0), Viscosity (B), and Viscosity (A) Coefficient and Molar Refraction (RM0) of the β-CD + Dyphylline + H2O System in Aqueous β-CD Solutions of Mass Fractions W1 = 0.001, 003, and 0.005 at Temperatures 298.15, 303.15, and 308.15 K.

temperature T (Kb) ϕV0 × 106 (m3 mol–1) SV0 × 106 (m3 mol–3/2 kg1/2) B (dm3 mol–1) A (dm3/2 mol–1/2) RM0 (m3 mol–1)
W1 = 0.001a (β-CD + dyphylline + H2O) system
298.15 178.20 –6.1279 0.4036 0.0486 52.313
303.15 179.51 –7.7966 0.4651 0.0446 52.422
308.15 180.95 –11.8980 0.5457 0.0403 52.553
W1 = 0.003a (β-CD + dyphylline + H2O) system
298.15 183.82 –13.0490 0.4469 0.0464 52.330
303.15 185.52 –17.9310 0.4948 0.0421 52.454
308.15 188.10 –29.1750 0.5895 0.0357 52.576
W1 = 0.005a (β-CD + dyphylline + H2O) system
298.15 189.70 –22.9850 0.5025 0.0413 52.384
303.15 192.92 –34.2720 0.5313 0.0392 52.479
308.15 195.77 –41.0290 0.6542 0.0286 52.592
a

Mass fractions of CDP in the aqueous solution; standard uncertainty in molality u (m) = ±0.0001 mol kg–1.

b

Standard uncertainty in temperature u (T) = ± 0.01 K. Standard uncertainty in pressure u (p) = ±0.01 MPa.