d="p0005">The solubility of succinic anhydride in various gamma-butyrolactone + tetrahydrofuran mixtures was determined.
dd><dt class="label">•dt><dd>d="p0010">The solubility of succinic anhydride increases with an increase in temperature.
dd><dt class="label">•dt><dd>d="p0015">The solubility data were well correlated with four models.
dd><dt class="label">•dt><dd>d="p0020">Thermodynamic properties of succinic anhydride dissolution process were calculated.
dd>dl>