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. 2020 Dec 28;21(1):396–413. doi: 10.1021/acs.cgd.0c01242

Table 8. Solubility of Theobromine, Theophylline, and Caffeine Cocrystals in Watera.

alkaloid–acid system absorption solubility (g L–1)
Theobromine Cocrystals
TBR·TMSA 0.35 (×1.06)
TBR·HMLA 2.36 (×7.15)
Theophylline Cocrystals
TPH·TMSA 2.07 (×0.25)
TPH·TMSA·2H2O 2.01 (×0.24)
TPH·HMLA 9.6 (×1.16)
(TPH)+·(HMLA)·2H2O 147.9 (×17.82)
Caffeine Cocrystals
CAF·TMSA 1.37 (×0.09)
CAF·HMLA·H2O 4.86 (×0.30)
a

The increase relative to TBR, TPH, and CAF is shown in parentheses, respectively.