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Tryptophan (2TMS)

 

Replica Mass Spectra of Tryptophan (2TMS)

replicalib entry datedetectionmethodspecies
1205 June 2013  MRI_2013 
119 July 2007 MS-TOFVAR5Reference Substance
219 July 2007 MS-TOFVAR5Reference Substance
1103 November 2010  Schomburg_GC_2010 
412 May 2005  M[NIST] 
522 February 2005 MS-TOFM[STR] 
916 June 2005 MS-TOFM[STR] 
7 spectrum(a)
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Spectrum Details

analyteTryptophan (2TMS)
analyte InChIInChI=1S/C17H28N2O2Si2/c1-22(2,3)19-12-13(14-9-7-8-10-16(14)19)11-15(18)17(20)21-23(4,5)6/h7-10,12,15H,11,18H2,1-6H3/t15-/m0/s1
analyte mass348.59
chromatogram1235DW02
citationBirkemeyer C, Kolasa A, Kopka J (2003) J Chromatogr A 993, 89-102
authorsBirkemeyer C, Kolasa A, Kopka J, Max Planck Institute of Molecular Plant Physiology, Department of Molecular Plant Physiology (Prof. Willmitzer L), Am Muehlenberg 1, D-14476 Golm, Germany
lib entry date28 June 2002
metabolite roleMETB
retention time (sec)2,044.2
retention index (VAR5 method, n-alkanes C10–C36)2.217,55 (predicted, according to Strehmel, N. et.al)
base peak (m/z)202
maximal intensity999
mass-intensity-peaks cardinality219 intensities
minimal m/z40
maximal m/z350
download JCAMP DXSpectrumJcampDx.ashx?id=21a536f4-7844-4596-9a80-cc2502661abf
download MSPSpectrumMsp.ashx?id=21a536f4-7844-4596-9a80-cc2502661abf

GC-Method

nameM[7]
citationBirkemeyer C, Kolasa A, Kopka J (2003) J Chromatogr A 993, 89-102
attributetextdetails
deconvolutionAMDIS, National Institute of Standards and Technology, Gaithersburg, MD, USADIRECTION:Low to High; WIDTH: 20; SUBTRACTION: two; RESOLUTION: low; SENSITIVITY: low; SHAPE: low
derivatizationTMSTrimethylsilylation:30min90°C
detectorMS-QuadMZ:40-600; SCANS:2/s; MD 800; Thermo-Finnigan, San Jose, CA, USA
extractionmethanol:water (4:1; v/v); 70°C 
ion sourceEI70eV
partitioningnone 
RIRT 
separationGCCOLUMN:5%diphenyl-95%dimethylpolysiloxane, 30m, ID:0.25mm, DF:0.25microm, DB-5ms, #NA (Agilent, Waldbronn, Germany); PROGRAM:iso1min70°C, ramp6°C/min, iso1min350°C; FLOW:Helium, 1.0ml/min; INJECTION:1microL, splitless, 230°C; TRANSFER:260°C; IONSOURCE:230°C

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