1,2-Methylenedioxybenzene
1,2-Methylenedioxybenzene (MDB) is a chemical that melts at -18°C. At 60-80°C and (20 mmHg), 1,2-methylenedioxybenzene boils. It's an important chemical reagent that is used to make other chemicals such as sesamol and 3,4-Methylenedioxybenzyl chloride.
1,2-Methylenedioxybenzene is useful in the lab.