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structural isomer

American  

noun

plural

structural isomers
  1. a set of chemical compounds that have identical formulas, but differ in how their atoms are linked together.


structural isomer Scientific  
  1. Any of two or more compounds with identical chemical formulas, such as propyl alcohol and isopropyl alcohol, that differ structurally in the sequence in which the atoms are linked. Structural isomers do not exhibit the same chemical behavior.

  2. Compare stereoisomer