COMPOSITION: Di-isopropyl 1,3-dithiolan-2-ylidenemalonate. PROPERTIES: Pure colorless crystal. Yellow solid. Melting point 54.0-54.5℃ (pure), 50-51℃. Boiling point 167-169℃/0.5 mm Hg. Vapor pressure 1.4 x 10-4 mm Hg/25℃. Solubility in organic solvents at 25℃: methanol 150 g/100 g; dimethyl sulfoxide 230 g/100 g; acetone 400 g/100 g; chloroform 230 g/100 g; benzene 300 g/100 g; xylene 230 g/100 g; n-hexane 4 g/100 g.
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