Question

Which of the following compound is/are correctly named?
(Do not consider stereomerism in naming)

• A. Methyl-2,6-dibromo-6-chloroformyl-4-oxohexa-2,5-dieneoate
• B. Methyl-2,6-dibromo-7-bromocarbonyl-4-methylenehepta-2,5-dienoate
• C. Dimethyl-2,5,6-tribromo-3-chloro-4-iminohepta-2,5-dienedioate
• D. Trimethyl-1,5-dibromo-4-chloro-3-
  iminopenta-1,4-diene-1,2,5-
  tricarboxylate

Answer 1

Answer: (B), (D)

Trimethyl-1,5-dibromo-4-chloro-3-

iminopenta-1,4-diene-1,2,5-
tricarboxylate
(a) Methyl-2,6-dibromo-7-chlorocarbonyl-4-oxohepta-2,5-dienoate.
(b) Methyl-2,6-dibromo-7-bromocarbonyl-4-methylenehepta-2,5-dienoate.
(c) Dimethyl-2,3,6-tribromo-5-chloro-4-iminohepta-2,5-dienedioate.
(d) Trimethyl-1,5-dibromo-4-chloro-3-iminopenta-1,4-diene-1,2,5-tricarboxylate.