Synonym(s): 1-Ethyl-1H-pyrrole-2,5-dione, NEM Formula: C6H7NO2 Formula weight: 125.13 Purity: 99+% CAS Number: 128-53-0 UN Number: UN2928 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2925.19 Hazard Statements: H300-H311-H314-H318-H317 Fatal if swallowed.…

Synonym(s): Benzeneselenenyl bromide Formula: C6H5BrSe Formula weight: 235.98 Purity: 98% CAS Number: 34837-55-3 UN Number: UN2928 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H301-H331-H373 Toxic if swallowed. Toxic if…