A chemical compound containing two double bonds between carbon atoms, important in organic chemistry and polymer manufacturing.
From di- (two) + -ene (suffix for compounds with double bonds, from Greek 'ene'). First coined in early 20th-century chemistry when scientists systematically named organic compounds based on their structure.
Dienes are the building blocks for synthetic rubber and plastics—butadiene, a simple diene, literally changed history by allowing us to make rubber without needing rubber trees, which was crucial for WWII military production.
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