Novel compounds, compositions comprising compounds, and methods for methods for preparing and using compounds are described herein. Methods of treating or ameliorating various conditions, including insulin resistance, pancreatic beta cell apoptosis, obesity, pro-thrombotic conditions, myocardial infarction, hypertension, dyslipidemia, manifestations of Syndrome X, congestive heart failure, inflammatory disease of the cardiovascular system, atherosclerosis, sepsis, type 1 diabetes, liver damage, and cachexia, by administering compounds described herein. Compounds presented herein may be used to modulate serine palmitoyl transferase activity.