Synonym(s): 2-Methylpropionic anhydride Formula: [(CH3)2CHCO]2O Formula weight: 158.20 Purity: 97% CAS Number: 97-72-3 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2915.60 Hazard Statements: H301-H311-H314-H318-H227 Toxic if swallowed.…

Formula: ClI Formula weight: 162.36 CAS Number: 7790-99-0 UN Number: UN2922 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2812.10 Hazard Statements: H314-H351-H302 Causes severe skin burns and eye damage. Suspected of causing cancer. Harmful if swallowed. …