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Synthesis and spectral characterization of some new 2-(substituted)-5-methyl/chloro-2,3-dihydro-1,3,2 ¬5- benzoxazaphosphol - 2 -thiones / -2- ones

N.Suresh, C.Venkateswarlu, K.Sri Devi, C.V.Nageswara Rao, G.S.Sastry3, C.Sampath

Synthesis of 2-(substituted)-5-methyl / 5-chloro2,3-dihydro-1,3,2ë5- benzoxaza- phosphol- 2- thiones / 2 - ones was accomplished in a two - step process. The structures of these compounds was confirmed by analytical and spectral data (IR, 1H, 13C, 31P NMR and Mass).