Key word : Benzocaine,CAS 94-09-7,Pharmaceutical raw materials,API,Local anesthetics; Organic intermediatesKey word : Benzocaine,CAS 94-09-7,Pharmaceutical raw materials,API,Local anesthetics; Organic intermediatesKey word : Benzocaine,CAS 94-09-7,Pharmaceutical raw materials,API,Local anesthetics; Organic intermediatesKey word : Benzocaine,CAS 94-09-7,Pharmaceutical raw materials,API,Local anesthetics; Organic intermediatesKey word : Benzocaine,CAS 94-09-7,Pharmaceutical raw materials,API,Local anesthetics; Organic intermediates