DIMETHYLARYLTELLURONIUM IODIDES AS INHIBITORS OF STEEL CORROSION IN HYDROCHLORIC ACID Russian patent published in 1995 - IPC

FIELD: organic chemistry. SUBSTANCE: product: dimethylphenyltelluronium iodides - dimethyl-(4-chlorophenyl)telluronium iodide , empirical formula is C₈H₁₀ClIFe, yield is 90%, decomposition point is 153-155 C; dimethyl-(4-trimethylammoniophenyl)telluronium iodide , empirical formula is C₁₁H₁₉I₂NFe, yield is 70%, decomposition point is 102-104 C. Reagent 1: corresponding (phenyltelluro)methane. Reagent 2: methyl iodide. Synthesis conditions: in acetonitrile medium, firstly at the room temperature, and then on the water bath. EFFECT: improved method of synthesis. 1 tbl