4.7
[1]. B H Chen, et al. Comparison of derivatives for determination of codeine and morphine by gas chromatography/mass spectrometry. J Anal Toxicol. 199 Jan-Feb;14(1):1-7.
[]. D V Crabtree, et al. Pentafluorobenzoic anhydride as a derivatizing agent for alcohols and hydroxy fatty acid methyl esters detected by electron capture in gas chromatography. J Chromatogr. 1989 Apr 19:466:51-7.
[]. S T Weintraub, et al. Mass spectrometric analysis of platelet-activating factor after isolation by solid-phase extraction and direct derivatization with pentafluorobenzoic anhydride. J Am Soc Mass Spectrom. Feb;11():176-81.
[4]. S T Weintraub, et al. Synthesis of pentafluorobenzoic anhydride: a superior derivatizing agent for lipids. Anal Chem. 199 Sep 1;65(17):4-.
H15-H19-H5
P61-P64-P71-P8-P+P5-P4+P4-P6+P64-P45-P51
GHS7