Kenji Kuwayama

Author PubWeight™ 9.36‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Degradation pathways of 4-methylmethcathinone in alkaline solution and stability of methcathinone analogs in various pH solutions. Forensic Sci Int 2012 0.81
2 Rapid identification and quantification of methamphetamine and amphetamine in hair by gas chromatography/mass spectrometry coupled with micropulverized extraction, aqueous acetylation and microextraction by packed sorbent. J Chromatogr A 2009 0.81
3 Thermal desorption counter-flow introduction atmospheric pressure chemical ionization for direct mass spectrometry of ecstasy tablets. J Mass Spectrom 2009 0.80
4 Urinary excretion profiles of two major triazolam metabolites, alpha-hydroxytriazolam and 4-hydroxytriazolam. J Anal Toxicol 2005 0.80
5 Synthesis and identification of urinary metabolites of 4-iodo-2,5-dimethoxyphenethylamine. J Forensic Sci 2011 0.79
6 Applicability of chemically modified capillaries in chiral capillary electrophoresis for methamphetamine profiling. Forensic Sci Int 2013 0.78
7 Determination of salvinorin A and salvinorin B in Salvia divinorum-related products circulated in Japan. Forensic Sci Int 2008 0.78
8 Determination of impurities in illicit methamphetamine seized in Korea and Japan. Anal Chim Acta 2008 0.78
9 Determination of muscimol and ibotenic acid in Amanita mushrooms by high-performance liquid chromatography and liquid chromatography-tandem mass spectrometry. J Chromatogr B Analyt Technol Biomed Life Sci 2007 0.77
10 Forensic application of chiral separation of amphetamine-type stimulants to impurity analysis of seized methamphetamine by capillary electrophoresis. Forensic Sci Int 2006 0.77
11 Analysis of hallucinogenic constituents in Amanita mushrooms circulated in Japan. Forensic Sci Int 2006 0.77
12 A method for screening for various sedative-hypnotics in serum by liquid chromatography/single quadrupole mass spectrometry. Forensic Sci Int 2006 0.77
13 Analysis of 4-bromo-2,5-dimethoxyphenethylamine abuser's urine: identification and quantitation of urinary metabolites. J Forensic Sci 2012 0.76
14 Degradation of N-hydroxy-3,4-methylenedioxymethamphetamine in aqueous solution and its prevention. Forensic Sci Int 2009 0.75
15 Thermal degradation of α-pyrrolidinopentiophenone during injection in gas chromatography/mass spectrometry. Forensic Sci Int 2013 0.75
16 Identification and differentiation of methcathinone analogs by gas chromatography-mass spectrometry. Drug Test Anal 2012 0.75
17 Detection of main metabolites of XLR-11 and its thermal degradation product in human hepatoma HepaRG cells and human urine. Drug Test Anal 2015 0.75
18 Cross-examination of liquid-liquid extraction (LLE) and solid-phase microextraction (SPME) methods for impurity profiling of methamphetamine. Forensic Sci Int 2011 0.75
19 Urinary excretion profiles of N-hydroxy-3,4-methylenedioxymethamphetamine in rats. Xenobiotica 2011 0.75
20 Chemical profiling of seized methamphetamine putatively synthesized from phenylacetic acid derivatives. Forensic Sci Int 2012 0.75
21 A fatal case of suspected anaphylaxis with cefoperazone and sulbactam: LC-MS analysis. J Forensic Sci 2008 0.75
22 Urinary Excretion Profiles of 2,5-Dimethoxy-4-alkylthiophenethylamine Analogs in Rats. Biol Pharm Bull 2016 0.75
23 Development of an on-site screening system for amphetamine-type stimulant tablets with a portable attenuated total reflection Fourier transform infrared spectrometer. Anal Chim Acta 2007 0.75
24 Evaluation method for linking methamphetamine seizures using stable carbon and nitrogen isotopic compositions: a complementary study with impurity profiling. Rapid Commun Mass Spectrom 2008 0.75