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Isomaltose (1MEOX) (8TMS) BP

 

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Replica Mass Spectra of Isomaltose (1MEOX) (8TMS) BP

replica	lib entry date	detection	method	species
1	25 January 2005	MS-TOF	M[MOR]
10	05 June 2013		MRI_2013
8	03 November 2010		Schomburg_GC_2010
2	01 November 2001	MS-TOF	M[EIGTMS]	Standard
4	19 July 2007	MS-TOF	VAR5	Reference Substance
9	30 March 2011		Fiehn_GC_2010
5	11 September 2005		M[FAME4090]	Standard
6	01 October 2001	MS-TOF	M[EIGTMS]	Standard Addition
7	11 September 2005		M[FAME4090]	Standard
9 spectrum(a)

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Spectrum Details

analyte	Isomaltose (1MEOX) (8TMS) BP
analyte InChI
analyte mass	948.79
chromatogram	4132GX3
citation
authors	Liebig F, Erban A, 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	15 March 2005
metabolite role	METB
retention time (sec)	1,742.95
retention index (VAR5 method, n-alkanes C10–C36)	2,891.66 (predicted, according to Strehmel, N. et.al)
base peak (m/z)	73
maximal intensity	999
mass-intensity-peaks cardinality	208 intensities
minimal m/z	70
maximal m/z	599
download JCAMP DX	SpectrumJcampDx.ashx?id=2df3701b-c473-41c0-9684-93f61704cf01
download MSP	SpectrumMsp.ashx?id=2df3701b-c473-41c0-9684-93f61704cf01

GC-Method

name	M[6]
citation	Erban A, Schauer N, Fernie AR, Kopka J (2006) In: Weckwerth W (ed): Methods in Molecular Biology Vol., Humana Press Inc., Totowa, USA

attribute	text	details
deconvolution	ChromaTOF V1.00 (Pegasus Driver 1.61), LECO, St. Joseph, MI, USA	OFFSET:1_SMOOTHING:3_WIDTH:6_SN:>2
derivatization	MEOX; TMS	Methoxyamination:90min40°C; Trimethylsilylation:45min40°C
detector	MS-TOF	MZ:70-600; SCANS:20/s; Pegasus III 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, C18, 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, #525560 (Restek, Bad Homburg, Germany); PROGRAM:iso1min70°C, ramp9°C/min, iso5min350°C; FLOW:Helium, 0.6ml/min; INJECTION:1microL, splitless, 230°C; TRANSFER:250°C; IONSOURCE:250°C

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