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Accurate Mass Determination of Amino Alcohols by Turboionspray/Time—of—Flight Mass Spectrometry
引用本文:耿昱 ,郭寅龙 ,赵士民 ,麻生明.Accurate Mass Determination of Amino Alcohols by Turboionspray/Time—of—Flight Mass Spectrometry[J].中国化学,2002,20(3):272-276.
作者姓名:耿昱  郭寅龙  赵士民  麻生明
作者单位:GENG,Yu GUO,Yin-Long ZHAO,Shi-MinMA,Sheng-Ming a Department of Analytical Chemistry,Shanghai Institute of Organic Chemistry,Chinese Academy of Sciences,Shanghai 200032,China b State Key Laboratory of Organometallic Chemistry,Shanghai Insti
基金项目:ProjectsupportedbytheNaturalScienceFoundationofShanghai (No .0 0ZA140 77) ,ChineseAcademyofSciencesandtheMajorStateBasicResearchDevelopmentProgram (No .G2 0 0 0 0 7775 0 0 )
摘    要:IntroductionAminoalcoholsareanimportantclassofcompoundsinsyntheticorganicreactions .Theirmoleculestructuresbecomeunsteadywhenanalyzedbyelectronimpact(EI) .ThefragmentsobtainedfromEIareusuallyas signedtoneutrallossessuchasH2 O ,CH3 OH (Fig .1) .EIisnotausefulme…

关 键 词:氨基醇  质谱分析  精确质量测定

Accurate Mass Determination of Amino Alcohols by Turboionspray/Time-of-Flight Mass Spectrometry
GENG,Yu GUO,Yin-Long ZHAO,Shi-MinMA,Sheng-Ming a.Accurate Mass Determination of Amino Alcohols by Turboionspray/Time-of-Flight Mass Spectrometry[J].Chinese Journal of Chemistry,2002,20(3):272-276.
Authors:GENG  Yu GUO  Yin-Long ZHAO  Shi-MinMA  Sheng-Ming a
Institution:GENG,Yu GUO,Yin-Long ZHAO,Shi-MinMA,Sheng-Ming a Department of Analytical Chemistry,Shanghai Institute of Organic Chemistry,Chinese Academy of Sciences,Shanghai 200032,China b State Key Laboratory of Organometallic Chemistry,Shanghai Insti
Abstract:Amino alcohols were studied by turboionspray/time‐of‐flight mass spectrometry (TIS/TOF‐MS) with the aim of determining the accurate mass of their protonated molecule ions. Polyethylene glycol (PEG) was used as the internal reference. Compared with the theoretical values, all relative errors were less than 5 × 10?6. The effects of nozzle potential, nozzle temperature, acquisition rate etc. on accurate mass determination were also studied.
Keywords:amino alcohols  turboionspray/time-of-flight mass spectrometry  accurate mass determination
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