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Tryptophan (3TMS)

 

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Replica Mass Spectra of Tryptophan (3TMS)

replica	lib entry date	detection	method	species
33	28 August 2012		MassBank GC 2010 Kusano
1	28 June 2002	MS-Quad	M[7]	Standard
2	19 July 2007	MS-TOF	VAR5	Reference Substance
3	12 May 2005		M[NIST]
4	01 September 2001	MS-Quad	M[2]	Standard Addition
34	28 August 2012		MassBank GC 2010 Tsujimoto
6	19 July 2007	MS-TOF	MDN35	Reference Substance
7	01 May 2001	MS-TOF	M[EIGTMS]	Standard Addition
8	01 December 2002	MS-Quad	M[2]	Medicago truncatula Gaertn.
9	19 July 2007	MS-TOF	VAR5	Reference Substance
35 spectrum(a)
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Spectrum Details

analyte	Tryptophan (3TMS)
analyte InChI	InChI=1S/C20H36N2O2Si3/c1-25(2,3)21-18(20(23)24-27(7,8)9)14-16-15-22(26(4,5)6)19-13-11-10-12-17(16)19/h10-13,15,18,21H,14H2,1-9H3/t18-/m0/s1
analyte mass	420.77
chromatogram	NA(_49)
citation
authors	Roessner-Tunali U, Forbes MG, University of Melbourne, School of Botany, 3010 Victoria, Australia
lib entry date	22 January 2005
metabolite role	METB
retention time (sec)
retention index (VAR5 method, n-alkanes C10–C36)	2,215.95 (predicted, according to Strehmel, N. et.al)
base peak (m/z)	73
maximal intensity	999
mass-intensity-peaks cardinality	167 intensities
minimal m/z	70
maximal m/z	407
download JCAMP DX	SpectrumJcampDx.ashx?id=5876ab09-5538-4996-ae86-1b6e3026b0e7
download MSP	SpectrumMsp.ashx?id=5876ab09-5538-4996-ae86-1b6e3026b0e7

GC-Method

name	M[ROE]
citation	U. Roessner, J. Patterson, M. Forbes, G. Fincher, P. Langridge, A. Bacic, Plant Physiology 142 (2006) 1087

attribute	text	details
deconvolution	Xcalibur program
derivatization	MEOX; MSTFA	METHOXYAMINATION: 120min at 37°C; SILYLATION: 30min at 37°C
detector	MS-QUAD	m/z = 70-600; scans:2/s; DSQ quadrupole mass spectrometer
extraction	methanol:chloroform
ion source	EI	70eV
RI	ALKANE	C12, C15, C19, C22, C28, C32, C36
separation	GC	COLUMN:5%diphenyl-95%dimethylpolysiloxane, 30+10m, ID:0.25mm, DF:0.25µm, VF-5MS (Varian, Darmstadt, Germany); PROGRAM:injection at 70°C, ramp 1°C/min to 76°C, ramp 6°C/min to 330°C, iso at 330°C for 10min; FLOW:Helium, 1mL/min; INJECTION:1µL, splitless, 230°C; TRANSFER:280°C; IONSOURCE:250°C

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