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Pronunciation varies by accent · noun
(organic chemistry) The diketone CH₃-CO-CO-CH₃ that is used in organic synthesis.
Use butadione when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Butadione means (organic chemistry) The diketone CH₃-CO-CO-CH₃ that is used in organic synthesis.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use butadione where its definition matches the intended context.
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