Tropic acid [ 529-64-6 ]

Purity: 98%,
Melting point 116-118 ° C (lit.)
Solubility: methanol 0.1 g/mL, clear
Water solubility 20 g/L (C) 20 okay!
Molecular weight: 166.17
R type for ℃, melting point 107 [alpha] 20D + 70 ° (C = 0.5, H2O); S-type melting point for 126-128 ℃. [alpha] 20D - 70 ° (C = 0.5, H2O); (+) type needle (water) or flake (benzene) crystallization, melting point 118 ℃. Mountain drug scopolamine hydrogen in salt