Write the correct IUPAC name of the following compound.
A
3,3,3-tribromo-1,1,1-tris(3-iodophenyl)propane
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B
1,1,1-tribromo-3,3,3-tris(3-iodophenyl)propane
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C
1,1,1-tris(3-iodophenyl)-3,3,3tribromopropane
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D
3,3,3-tris(3-iodophenyl)-1,1,1-tribromopropane
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Solution
The correct option is B 1,1,1-tribromo-3,3,3-tris(3-iodophenyl)propane If an aromatic compound consists of an open and a closed chain, principle chain will be the open chain if it has more than one carbon. The phenyl substituent further contain iodine group as a substituent. Therefore, the numbering of the given compound can be done as following:
Therefore, the IUPAC name of the compound is 1,1,1-tribromo-3,3,3-tris(3-iodophenyl)propane.