6587-45-7 AI3-27277 BAY 48792 Bayer 48792 ENT 27,277 O-Ethyl O-(4-(methylsulfinyl)phenyl)ethylphosphonothioate Phosphonothioic acid, ethyl-, O-ethyl O-(4-(methylsulfinyl)phenyl) ester Phosphonothioic acid, ethyl-, O-ethyl O-(p-(methylsulfinyl)phenyl) ester