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Heneicosane, n-

 

Replica Mass Spectra of Heneicosane, n-

replicalib entry datedetectionmethodspecies
212 May 2005  M[NIST] 
1 spectrum(a)
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Spectrum Details

analyteHeneicosane, n-
analyte InChIInChI=1S/C21H44/c1-3-5-7-9-11-13-15-17-19-21-20-18-16-14-12-10-8-6-4-2/h3-21H2,1-2H3
analyte mass296.57
chromatogramNA(_58)
citation 
authorsMoritz T, Umea Plant Science Centre, Department of Forest Genetics and Plant Physiology, Swedish University of Agricultural Sciences, SE-901 83 Umea, Sweden
lib entry date25 January 2005
metabolite roleIS (RI05)
retention time (sec)364.7
retention index (VAR5 method, n-alkanes C10–C36)2,102.8 (predicted, according to Strehmel, N. et.al)
base peak (m/z)57
maximal intensity999
mass-intensity-peaks cardinality62 intensities
minimal m/z53
maximal m/z297
download JCAMP DXSpectrumJcampDx.ashx?id=228037f7-c09d-4b03-b2c7-65fea7208d73
download MSPSpectrumMsp.ashx?id=228037f7-c09d-4b03-b2c7-65fea7208d73

GC-Method

nameM[MOR]
citationGullberg J, Jonsson P, Nordström A, Sjöström M, Moritz T (2004) Anal Biochem 331, 283-295
attributetextdetails
deconvolutionChromaTOF V1.00 (Pegasus Driver 1.61), LECO, St. Joseph, MI, USAOFFSET:NA; SMOOTHING:NA; WIDTH:2; SN:>10
derivatizationMEOX; TMSMETHOXYAMINATION: 60min60°C, 960min20°C; SILYLATION:>60min40°C
detectorMS-TOFm/z:50-800; SCANS:30/s; Pegasus III TOF-MS; LECO, St. Joseph, MI, USA
extractionmethanol:chloroform:water (3:1:1; v/v/v) 15min at 60°C 
ion sourceEI70eV
metabolic inactivationcut; liquid nitrogen; -80°C 
partitioningnone 
RIALKANEC12, C13, C14, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25
separationGCCOLUMN:5%diphenyl-95%dimethylpolysiloxane, 10m, ID:0.18mm, DF:0.18µm, DB-5-MS (J&W Scientific, Folsom, CA, USA); PROGRAM: iso 2min at 70°C, ramp 40°C/min, iso 1min at 320°C; FLOW:Helium, 1.0ml/min: INJECTION:1µL, splitless, 270°C; TRANSFER:250°C; IONSOURCE:200°C

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