Question: what are the chemical properties of chocolate?
Answer: Theobromine. Theobromine (previously known as xantheose) is an alkaloid, belonging to the everyday chemistry of the plant world. ... 
Anandamide. Anandamide—an endogenous cannabinoid—is produced naturally in the brain but small quantities are also found in chocolate. ... 
Phenylethylamine (PEA) ... 
Sugar.