Solubility and metastable zone width of 1-keto-1,2,3,4-tetrahydro-6-methylcarbazole in acetone

被引:20
|
作者
Correia, Patricia
Lopes, Carlos
Piedade, Manuel E. M.
Lourenco, Joao A. A.
Serrano, Maria L.
机构
[1] Inst Nacl Engn Tecnol & Inovacao, P-1649038 Lisbon, Portugal
[2] Univ Lisbon, Fac Ciencias, Dept Quim & Bioquim, P-1749016 Lisbon, Portugal
[3] Inst Super Tecn, Dept Engn Quim & Biol, P-1049001 Lisbon, Portugal
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关键词
D O I
10.1021/je0600552
中图分类号
O414.1 [热力学];
学科分类号
摘要
The solubility of 1-keto-1,2,3,4-tetrahydro-6-methylcarbazole (KTMC) in acetone in the temperature range from 18 to 55 C was determined by the residue solid technique and the polythermal method using a heat flow calorimeter with turbidity measurement capacities. The results were correlated using a polynomial equation. Utilizing the polythermal method, the metastable zone has also been determined. The broadening of the metastable zone with increasing cooling was observed from 0.05 to 2.0 degrees C center dot min(-1).
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页码:1306 / 1309
页数:4
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