| 摘要 |
<p>The invention relates to bromine compounds chosen from the compounds of formula <IMAGE> and compounds of formula <IMAGE> in which R1 denotes a hydrogen atom or a mono- or polyhydroxylated alkyl group, R2 denotes a methyl group, a methoxy methyl group, a mono- or polyhydroxylated alkyl group or a (mono- or polyhydroxylated alkyl)carbonylaminomethyl group, R3 and R5 independently of each other denote a mono- or polyhydroxylated alkyl group, and R4 and R6 independently of each other denote a hydrogen atom, an alkyl group or a mono- or polyhydroxylated alkyl group, and n is an integer from 1 to 6. These compounds can be used as opacifying products in radiography, especially when mixed with iodobenzene-related compounds.</p> |
