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Table 1 Partition coefficients, retention times, diagnostic MRM transitions and optimised instrument settings for the synthesised and studied karrikins

From: Quantification of karrikins in smoke water using ultra-high performance liquid chromatography–tandem mass spectrometry

Compoundslog PRt (min)CV (V)Quantitation MRM transitionsCE (eV)Confirmation MRM transitionsCE (eV)LOD (fmol)
KAR1− 0.72 ± 0.463.62 ± 0.0235151 > 12318151 > 67211.0
KAR2− 1.31 ± 0.462.09 ± 0.0130137 > 8119137 > 109160.1
KAR-BR− 0.96 ± 0.503.81 ± 0.0225215 > 13622215 > 8027
  1. Rt retention time, CV cone voltage, CE collision energy, LOD limit of detection