u-cat sa 603 is a thermal latent alkali generator. it is a p-toluene sulfonate of 1, 5-diazabicyclic [4.3.0] non-5-ene (dbn). dbn is a strong base commonly used in organic chemistry. however, it is not very stable at room temperature and will break n, releasing ammonia. u-cat sa 603 is more stable than dbn and does...