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Tocopherol, alpha- (1TMS)

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Replica Mass Spectra of Tocopherol, alpha- (1TMS)

replica	lib entry date	detection	method	species
1	12 May 2005		M[NIST]
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
10	25 January 2005	MS-TOF	M[MOR]
16 spectrum(a)
Page of 2 Results per page:

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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	1135EC24
citation	Wagner C, Sefkow M, Kopka J (2003) Phytochemistry 62, 887-900
authors	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 date	01 May 2001
metabolite role	METB
retention time (sec)	1,143.06
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	49 intensities
minimal m/z	71
maximal m/z	587
download JCAMP DX	SpectrumJcampDx.ashx?id=da6ed625-8c20-4e36-917d-1b9f6ec347b6
download MSP	SpectrumMsp.ashx?id=da6ed625-8c20-4e36-917d-1b9f6ec347b6

GC-Method

name	M[EIGTMS]
citation	Wagner C, Sefkow M, Kopka J (2003) Phytochemistry 62, 887-900

attribute	text	details
deconvolution	AMDIS, National Institute of Standards and Technology, Gaithersburg, MD, USA	DIRECTION:non scanning; WIDTH: 20; SUBTRACTION: two; RESOLUTION: high; SENSITIVITY: medium; SHAPE: high
derivatization	MEOX; TMS	Methoxyamination:60min37°C; Trimethylsilylation:>60min37°C
detector	MS-TOF	MZ:70-600; SCANS:6/s; Pegasus II TOF-MS; LECO, St. Joseph, MI, USA
extraction	methanol:water (4:1; v/v); 15min70°C
ion source	EI	70eV
metabolic inactivation	cut; liquid nitrogen; -80°C
partitioning	methanol fraction of a methanol:water:chloroform (approx. 2:2:1, v/v/v) partitioning
RI	ALKANE	C12, C15, C19, C22, C28, C32, C36
separation	GC	COLUMN:5%diphenyl-95%dimethylpolysiloxane (arylene), 30+10m, ID:0.25mm, DF:0.25microm, Rtx-5SilMS Integra-Guard, #NA (Restek, Bad Homburg, Germany); PROGRAM:iso2min80°C, ramp15°C/min, iso2min350°C; FLOW:Helium, 1.0ml/min; INJECTION:1microL, splitless, 230°C, 2min110psi; TRANSFER:250°C; IONSOURCE:200°C

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