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3,4-Dimethoxy phenyl ethyl-1,3,5-triazinyl thiourea derivatives (8a-o and 9a-o) were prepared by condensation of 2,4,6-trichloro-1,3,5-s-triazine (1) with 4-hydroxy coumarin (2), 3,4-dimethoxy phenyl ...
Tianjin Key Laboratory of Optoelectronic Sensor and Sensing Network Technology and Department of Electronics, College of Electronic Information and Optical Engineering, Nankai University, Tianjin ...
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are neither normal components of the fuel nor additives designed to improve the characteristics or the performance of the fuel; or are normal components of the fuel or additives designed to improve ...
and its glucuronides (or total NNAL), a metabolite of 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK), a potent lung carcinogen. Despite the sharp reduction in nicotine intake, there was no ...
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