quinoxaline

[ kwi-nok-suh-leen, -lin ]
/ kwɪˈnɒk səˌlin, -lɪn /

noun Chemistry.

a colorless, crystalline, water-soluble powder, C8H6N2, used chiefly in organic synthesis.

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Also quin·ox·a·lin [kwi-nok-suh-lin] /kwɪˈnɒk sə lɪn/.

Origin of quinoxaline

1880–85; quin(ine) + (gly)oxal + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020