Therefore , commercial shipment of pure diethyl azodicarboxylate is prohibited in the United States and is carried out either in solution or on polystyrene particles .
This orange - red liquid is a valuable reagent but also quite dangerous and explodes upon heating .
Commercial shipment of pure diethyl azodicarboxylate is prohibited in the United States and is carried out either in solution or on polystyrene particles .
This orange - red liquid is a valuable reagent but also quite dangerous and explodes upon heating .