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Pronunciation varies by accent · noun
(organic chemistry) A derivative of the butyl radical in which all nine hydrogen atoms are replaced by fluorine.
Use nonafluorobutyl when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Nonafluorobutyl means (organic chemistry) A derivative of the butyl radical in which all nine hydrogen atoms are replaced by fluorine.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use nonafluorobutyl where its definition matches the intended context.
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