P305+P351+P338：IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310：Immediately call a POISON CENTER or doctor/physician.
Description
Nonafluorobutanesulfonic anhydride can play the role of an activating agent in the synthesis of 4-bromothieno[2,3-b]pyridine via reaction with tetra-n-butylammonium bromide in dichloromethane.
