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Indole-3-acetic acid (2TMS)


Replica Mass Spectra of Indole-3-acetic acid (2TMS)

replicalib entry datedetectionmethodspecies
112 May 2005  M[NIST] 
229 November 2003 MS-QuadM[2]Standard
319 July 2007 MS-TOFVAR5Reference Substance
401 December 2003 MS-QuadM[2]Standard
528 June 2002 MS-QuadM[7]Standard
1509 July 2009 MS-TOFVAR5na
712 May 2005  M[NIST] 
1828 August 2012  MassBank GC 2010 Kusano 
802 December 2003 MS-QuadM[2]Standard
2228 August 2012  MassBank GC 2010 Ara 
19 spectrum(a)
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Spectrum Details

analyteIndole-3-acetic acid (2TMS)
analyte InChIInChI=1S/C16H25NO2Si2/c1-20(2,3)17-12-13(11-16(18)19-21(4,5)6)14-9-7-8-10-15(14)17/h7-10,12H,11H2,1-6H3
analyte mass319.55
authorsLiebig F, Erban A, Max Planck Institute of Molecular Plant Physiology, Department of Molecular Plant Physiology (Prof. Willmitzer L), Am Muehlenberg 1, D-14476 Golm, Germany
lib entry date01 February 2005
metabolite roleMETB
retention time (sec)1,243.19
retention index (VAR5 method, n-alkanes C10–C36)1.970,47 (predicted, according to Strehmel, N. et.al)
base peak (m/z)73
maximal intensity999
mass-intensity-peaks cardinality137 intensities
minimal m/z70
maximal m/z322
download JCAMP DXSpectrumJcampDx.ashx?id=0cf4758e-8357-4294-aadf-4ebe3b907e40
download MSPSpectrumMsp.ashx?id=0cf4758e-8357-4294-aadf-4ebe3b907e40


citationErban A, Schauer N, Fernie AR, Kopka J (2006) In: Weckwerth W (ed): Methods in Molecular Biology Vol., Humana Press Inc., Totowa, USA
deconvolutionChromaTOF V1.00 (Pegasus Driver 1.61), LECO, St. Joseph, MI, USAOFFSET:1_SMOOTHING:3_WIDTH:6_SN:>2
derivatizationMEOX; TMSMethoxyamination:90min40°C; Trimethylsilylation:45min40°C
detectorMS-TOFMZ:70-600; SCANS:20/s; Pegasus III TOF-MS; LECO, St. Joseph, MI, USA
extractionmethanol:water (4:1; v/v); 15min70°C 
ion sourceEI70eV
metabolic inactivationcut; liquid nitrogen; -80°C 
partitioningmethanol fraction of a methanol:water:chloroform (approx. 2:2:1, v/v/v) partitioning 
RIALKANEC12, C15, C18, C19, C22, C28, C32, C36
separationGCCOLUMN:5%diphenyl-95%dimethylpolysiloxane (arylene), 30+10m, ID:0.25mm, DF:0.25microm, Rtx-5SilMS Integra-Guard, #525560 (Restek, Bad Homburg, Germany); PROGRAM:iso1min70°C, ramp9°C/min, iso5min350°C; FLOW:Helium, 0.6ml/min; INJECTION:1microL, splitless, 230°C; TRANSFER:250°C; IONSOURCE:250°C

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