Synthesis of 2H-1,2-oxaphosphorin 2-oxidesTwo novel heterocyclic dienes,
2-ethoxy-3-phenyl-
2H-oxo-1,
2-oxaphosphorin
2-oxide (3) and 5-bromo-
2 Crystal and molecular structure of 2,2’-(quinoxaline-2,3-diyl)dipyridinium dinitrate (H2 L)(NO3)2The crystal structure of
2,2’-(quinoxaline-
2,3-diyl)dipyridinium dinitrate (Н
2 L)(NO3)
2 is studied
Reactions of 2,4-diaryl 1,3,2,4-dithiadiphosphetane-2,4-disulfides with disilylated resorcinols in 70-81% yields by the reactions of
2,4-diaryl 1,3,
2,4-dithiadiphospheta ne-
2,4-disulfides with 1,3-bis