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Showing 1 to 3 of 3 for “"Phosphorus trichloride"”.
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Studies directed towards the synthesis of metal-containing ketones
… was later concentrated on the synthesis of phosphorus derivatives of o-hydroxyphenyl alkyl ketones . The reaction of o-hydroxyphenyl alkyl ketones with phosphorus trichloride afforded 2-chloro- 1,3,2-dioxaphosphorinans which were readily converted to the corresponding 2-alkoxy derivatives by …
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A study of benzazole derivatives showing large stokes shifts
… with a 2-substituted aniline in the presence of phosphorus trichloride. Solid state fluorescence properties of benzazoles bearing a phenyl , naphthyl or coumarinyl substituent at the 2-position have been investigated. It has been confirmed that the presence of a 2'-hydroxy group is necessary for …