Use
MCPB is structurally similar to 2,4-DB,except one methyl group substituting a Clatom in the ring. Toxic properties and thesymptoms are similar to 2,4-DB. It is mod-erately toxic by ingestion and possibly otherroutes of exposure. Skin contact can causeirritation.LD50 oral (rat): 680 mg/kgLD50 oral (mouse): 800 mg/kg.