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Pronunciation varies by accent · noun
(organic chemistry, attributive) A nitrogen atom substituted for a carbon atom within a ring..
"However, aza N-atoms (~N=) have to be counted, if they replace methine groups in the chain."
Use aza when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Aza means (organic chemistry, attributive) A nitrogen atom substituted for a carbon atom within a ring..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
"However, aza N-atoms (~N=) have to be counted, if they replace methine groups in the chain."
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