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Replica Mass Spectra of Tocopherol, alpha- (1TMS)
| replica | lib entry date | detection | method | species |
| 1 | 12 May 2005 | | M[NIST] | |
| 2 | 01 May 2001 | MS-TOF | M[EIGTMS] | Arabidopsis thaliana |
| 4 | 07 September 2004 | MS-TOF | M[6] | Standard Addition |
| 18 | 28 August 2012 | | MassBank GC 2010 Kusano | |
| 5 | 23 December 2003 | MS-Quad | M[2] | Ovis aries |
| 6 | 01 December 2002 | MS-Quad | M[2] | Cucurbita pepo |
| 7 | 01 October 2001 | MS-Quad | M[2] | Standard |
| 8 | 22 January 2005 | MS-QUAD | M[ROE] | |
| 9 | 11 September 2005 | | M[FAME4090] | Standard |
| 17 | 30 March 2011 | | Fiehn_GC_2010 | |
| 16 spectrum(a) |
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Spectrum Details
| analyte | Tocopherol, alpha- (1TMS) |
| analyte InChI | InChI=1S/C32H58O2Si/c1-23(2)15-12-16-24(3)17-13-18-25(4)19-14-21-32(8)22-20-29-28(7)30(34-35(9,10)11)26(5)27(6)31(29)33-32/h23-25H,12-22H2,1-11H3/t24-,25-,32-/m1/s1 |
| analyte mass | 502.89 |
| chromatogram | NA(_43) |
| citation | |
| authors | Moritz T, Umea Plant Science Centre, Department of Forest Genetics and Plant Physiology, Swedish University of Agricultural Sciences, SE-901 83 Umea, Sweden |
| lib entry date | 25 January 2005 |
| metabolite role | METB |
| retention time (sec) | 485.3 |
| retention index (VAR5 method, n-alkanes C10–C36) | 3,160.75 (predicted, according to Strehmel, N. et.al) |
| base peak (m/z) | 73 |
| maximal intensity | 999 |
| mass-intensity-peaks cardinality | 197 intensities |
| minimal m/z | 50 |
| maximal m/z | 505 |
| download JCAMP DX | SpectrumJcampDx.ashx?id=82af4174-53d3-41da-9b04-991446786cda |
| download MSP | SpectrumMsp.ashx?id=82af4174-53d3-41da-9b04-991446786cda |
GC-Method
| name | M[MOR] |
| citation | Gullberg J, Jonsson P, Nordström A, Sjöström M, Moritz T (2004) Anal Biochem 331, 283-295 |
| attribute | text | details |
| deconvolution | ChromaTOF V1.00 (Pegasus Driver 1.61), LECO, St. Joseph, MI, USA | OFFSET:NA; SMOOTHING:NA; WIDTH:2; SN:>10 |
| derivatization | MEOX; TMS | METHOXYAMINATION: 60min60°C, 960min20°C; SILYLATION:>60min40°C |
| detector | MS-TOF | m/z:50-800; SCANS:30/s; Pegasus III TOF-MS; LECO, St. Joseph, MI, USA |
| extraction | methanol:chloroform:water (3:1:1; v/v/v) 15min at 60°C | |
| ion source | EI | 70eV |
| metabolic inactivation | cut; liquid nitrogen; -80°C | |
| partitioning | none | |
| RI | ALKANE | C12, C13, C14, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25 |
| separation | GC | COLUMN: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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