...rus oxychloride/ja|オキシ塩化リン]]を用いて塩化誘導体に変換し、続いて[[ammonia/ja|アンモニア]]で処理した。次に[[ethoxy/ja|エトキシ]]基を[[hydrobromic acid/ja|臭化水素酸]]を用いてブロモ誘導体に変換した。最終段階では、4-メチル-5-（2-ヒ
[[Category:Quaternary ammonium compounds]]
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36 KB (1,596 words) - 20:11, 6 April 2024
...ed cumin are the [[Substitution (chemistry)|substituted]] [[pyrazine]]s, 2-ethoxy-3-isopropylpyrazine, {{chem name|2-methoxy-3-''sec''-butylpyrazine}}, and 2
...
16 KB (2,424 words) - 14:32, 6 June 2025
...ed cumin are the [[Substitution (chemistry)|substituted]] [[pyrazine]]s, 2-ethoxy-3-isopropylpyrazine, {{chem name|2-methoxy-3-''sec''-butylpyrazine}}, and 2
...
17 KB (2,488 words) - 14:32, 6 June 2025
...[[phosphorus oxychloride]], followed by treatment with [[ammonia]]. The [[ethoxy]] group was then converted to a bromo derivative using [[hydrobromic acid]]
[[Category:Quaternary ammonium compounds]]
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29 KB (4,040 words) - 11:14, 19 February 2024
...[[phosphorus oxychloride]], followed by treatment with [[ammonia]]. The [[ethoxy]] group was then converted to a bromo derivative using [[hydrobromic acid]]
[[Category:Quaternary ammonium compounds]]
...
30 KB (4,144 words) - 11:09, 19 February 2024