A study of the hydrogen bonds between th
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T. Urbański
📂
Article
📅
1959
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Elsevier Science
🌐
French
⚖ 64 KB
ultra-violet absorption epectra of many nitro paraffin derivatives containing hydroxyl and or amino groups, do not show a maximum (260-270 rnr) typical of the nitro group. This is attributed to the formation of six-membered chelate rings by internal hydrogen bonds between the nitro and hydroxyl or a