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单词 Mellitic anhydride
释义

Mellitic anhydride

中文百科

苯六甲酸酐

苯六甲酸酐也称为“苯六酸酐”、“苯六羧酸酐”或“蜜石酸酐”等,是一种碳氧化合物,其分子式为C12O9。苯六甲酸酐是苯六甲酸的酸酐,可由苯六甲酸和乙酸酐的混合物加热至120℃制得。常态下的苯六甲酸酐为白色可升华固体。

苯六甲酸酐与CO、CO2等仅由碳与氧构成的化合物不同,它是一种有机物。

英语百科

Mellitic anhydride 苯六甲酸酐

Mellitic anhydride molecule

Mellitic anhydride, the anhydride of mellitic acid, is an organic compound with the formula C12O9.

Mellitic anhydride is an oxide of carbon (oxocarbon), like CO2, CO, and C3O2. It is a white sublimable solid, apparently obtained by Liebig and Wöhler in 1830 in their study of mellite ("honey stone"); they assigned it the formula C4O3. The substance was properly characterized in 1913 by H. Meyer and K. Steiner. It retains the aromatic character of the benzene ring.

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更新时间:2025/6/21 9:40:10