N-(4-Chloro-2-methylphenyl)-N-methyldicarbonimidic diamide

分散红9

苯膦酰二氯

1,3 Dimethyl-2-phenyl-1,3,2-diazaphosphetidin-4-on-2-oxid

1,3,5,7-Tetramethyl-4-phenyl-1,3,5,7-tetraaza-4λ5-phosphaspiro[3.3]heptan-2,6-dion