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Pronunciation varies by accent · noun
(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of pyrazine..
Use quinoxaline when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Quinoxaline means (organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of pyrazine..
Common synonyms include benzopyrazine.
The opposite depends on the specific sense.
Use quinoxaline where its definition matches the intended context.
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