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Dehydroascorbic acid dimer (2MEOX) MP

 

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Replica Mass Spectra of Dehydroascorbic acid dimer (2MEOX) MP

replica	lib entry date	detection	method	species
1	01 August 2002	MS-Quad	M[2]	Lotus japonicus (Regel) K. Larsen
2	01 August 2002	MS-Quad	M[2]	Lotus japonicus (Regel) K. Larsen
3	19 July 2007	MS-TOF	VAR5	Reference Substance
5	01 August 2002	MS-Quad	M[2]	Lotus japonicus (Regel) K. Larsen
6	01 May 2001	MS-TOF	M[EIGTMS]	Standard Addition
16	17 March 2010	MS-TOF	VAR5	Brassica oleracea
8	12 June 2003	MS-Quad	M[2]	Reference Substance
9	01 May 2001	MS-TOF	M[EIGTMS]	Standard Addition
11	01 September 2001	MS-Quad	M[2]	Standard Addition
17	30 March 2011		Fiehn_GC_2010
12 spectrum(a)
Page of 2     Results per page: 5 10 25 50 100 500

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Spectrum Details

analyte	Dehydroascorbic acid dimer (2MEOX) MP
analyte InChI
analyte mass
chromatogram	6066hf_35
citation
authors	Boelling C, Liebig F, Erban A, 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	19 July 2007
metabolite role	METB-METB
retention time (sec)	607.33
retention index (VAR5 method, n-alkanes C10–C36)
base peak (m/z)	73
maximal intensity	427,347
mass-intensity-peaks cardinality	312 intensities
minimal m/z	70
maximal m/z	551
download JCAMP DX	SpectrumJcampDx.ashx?id=bf2faa77-65dd-437b-866e-425ccbf2cb57
download MSP	SpectrumMsp.ashx?id=bf2faa77-65dd-437b-866e-425ccbf2cb57

GC-Method

name	MDN35
citation	Kopka J, Max Planck Institute of Molecular Plant Physiology, Department of Molecular Plant Physiology (Prof. Willmitzer L), Am Muehlenberg 1, D-14476 Golm, Germany

attribute	text	details
deconvolution	ChromaTOF	BASELINE OFFSET: 1; SMOOTHING: 5; PEAK WIDTH: 3s; S/N: 10
derivatization	MEOX; MSTFA	METHOXYAMINATION: 120min at 37°C; TRIMETHYLSILYLATION: 30min at 37°C
detector	MS-TOF	m/z = 70-600; scans:20/s;
extraction	chloroform:dH2O	(2:1; v/v); chloroform (20°C); dH2O (4°C)
ion source	EI	70eV
RI	FAME, d6-Cholesterole	FAME: C8, C9, C10, C12, C14, C16, C18, C20, C22, C24, C26, C28, C30
separation	GC	COLUMN:35%phenyl-65%dimethylpolysiloxane, 30m, ID:0.32mm, DF:0.25µm, MDN-35 (Macherey-Nagel, Düren, Germany); PROGRAM:iso 2min 80°C, ramp 15°C/min, iso 6min 330°C; FLOW:Helium, 2mL/min; INJECTION:1µL, splitless, 230°C; TRANSFER:250°C; IONSOURCE:250°C

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