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Guanosine (5TMS)

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Replica Mass Spectra of Guanosine (5TMS)

replica	lib entry date	detection	method	species
2	01 February 2005	MS-TOF	M[6]	Reference Substance
3	01 February 2005	MS-TOF	M[6]	Reference Substance
4	01 November 2001	MS-TOF	M[EIGTMS]	Standard
16	28 August 2012		MassBank GC 2010 Ara
13	30 March 2011		Fiehn_GC_2010
14	28 August 2012		MassBank GC 2010 Kusano
5	19 July 2007	MS-TOF	VAR5	Reference Substance
6	12 May 2005		M[NIST]
7	01 February 2005	MS-TOF	M[6]	Reference Substance
15	28 August 2012		MassBank GC 2010 Tsujimoto
14 spectrum(a)
Page of 2 Results per page:

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Spectrum Details

analyte	Guanosine (5TMS)
analyte InChI	InChI=1S/C25H53N5O5Si5/c1-36(2,3)28-25-27-22-19(23(31)30(25)37(4,5)6)26-17-29(22)24-21(35-40(13,14)15)20(34-39(10,11)12)18(33-24)16-32-38(7,8)9/h17-18,20-21,24H,16H2,1-15H3,(H,27,28)/t18-,20-,21-,24-/m1/s1
analyte mass	644.15
chromatogram	6082hf_57
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
retention time (sec)	935.14
retention index (VAR5 method, n-alkanes C10–C36)
base peak (m/z)	73
maximal intensity	856,806
mass-intensity-peaks cardinality	571 intensities
minimal m/z	45
maximal m/z	976
download JCAMP DX	SpectrumJcampDx.ashx?id=35d1cbae-ada7-4be4-b127-b8fdfc70504f
download MSP	SpectrumMsp.ashx?id=35d1cbae-ada7-4be4-b127-b8fdfc70504f

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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