| 1 | In this paper, we synthesized a series of phenoxy-(phenylamino) polycarboxylic compounds. | |
| 2 | This invention discloses a method for preparing 1,3-di(3-aminophenoxy) benzene. | |
| 3 | Cyanophenoxy carboxylic acid compounds and compositions for the delivery of active agents are provided. | |
| 4 | The synthesis processing of meta - phenoxytoluene at normal pressure were studied. | |
| 5 | The maxium absorption wavelength and the molar absorption coefficient of these compounds are determined. |
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