COMPOSTOS AROMATICOS PDF

6 dez. Compostos Aromáticos O que são? Propriedades nos grupos funcionais ” aromático” odor 1 ou + anéis planos de átomos estrutura. Joaquim Fernando Mendes da Silva. Updated 29 August Transcript. 1-Etil- 3,5-dimetil(3-metilfenil)naftaleno. E de: Qual o nome de. Compostos Aromaticos – Sertralina, Riboflavina, Acido Acetilsalicilico, Aromaticidade, Ketamina, Heroina, Fluoxetina, Anil, Sibutramina (Portuguese, Paperback).

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O primeiro trabalho completo surgiu emusando espectrometria de massas B The composition data of tie-lines, obtained experimentally, were used to calculate the selectivity parameter and the distribution coefficient. Services on Demand Journal. Aromatic hydrocarbons are chemical compounds of great interest in the petrochemical industry. Acta, B38 Este trabalho foi iniciado durante o ckmpostos de Mestrado de S.

However, the published results do not seem to converge to an unique mechanism. B1.

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However, the glycerol has presented as the most promising solvent for aromatics extraction. The physical properties also of great importance in the understanding of the behavior and interactions that occur in liquid mixtures. It has been intensively studied by both experimental, including works in the condensed as well as in the gas phase, and theoretical procedures. Considerando que o mesitileno compostoa constante de velocidade cerca de 40 vezes maior do que a constante de velocidade do benzeno, conforme a Tabela 2.

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Aromaticidade

Estes estudos levaram a resultados inesperados. Aromatic nitration is one of the most relevant class of reactions in organic chemistry. The experimental methodology for the determination of LLE data was initially validated by reproducing the literature, aromaricos the results showed good agreement between these data.

Electrophilic substitution and electron transfer, in an exclusive way, are both proposed as the main mechanism for the reaction.

Nomenclatura de compostos aromáticos by Joaquim Fernando Mendes da Silva on Prezi

All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Mesquita, Francisca Maria Rodrigues. However, this has some disadvantages such as high cost. Thus, in this study were also studied the density and viscosity of solvent extractors aromatic.

We review these proposals and discuss the most recent findings. Isto faz com que a constante de velocidade k -1 seja muito maior do que k r [ArH]. Reis, Maria Ines Jacques dos Published: In this process, the sulfolane is the arimaticos widely used solvent. With this data, it can be concluded that all the solvents studied have a good capacity for toluene extraction from mixtures with decane.

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Cornejo Ponce, Lorena Published: Compostow separation of these components is realized, generally, the liquid-liquid extraction pr USA79 Navarro, Myriam Lorena Aromahicos Published: II Navarro, Fabiana Maria Salvador Published: Cuelbas, Claudio Jose Published: For this reason, many studies are developed by the academic community in order to propose alternative solvents to replace the exclusive use of sulfolane by compounds that are important features like good selectivity, easy recoverability and low costs.

B34 Desta forma, reatividade e seletividade posicional seriam determinadas em etapas distintas.

Aromaticidade – Wikipedia, a enciclopedia libre

How to cite this article. USA6 Estes resultados podem ser interpretados em termos da exotermicidade do processo. The separation of these components is realized, generally, the liquid-liquid extraction composttos.

Este trabalho confirmou, de forma geral, os resultados anteriores. B32 ,