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Octacosane, n-

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Replica Mass Spectra of Octacosane, n-

replica	lib entry date	detection	method	species
1	01 September 2001	MS-Quad	M[2]	Standard Addition
2	22 February 2005	MS-TOF	M[STR]
11	27 June 2008	MS-TOF	VAR5	na
12	27 June 2008	MS-TOF	VAR5	na
10	23 June 2008	MS-TOF	VAR5	na
16	03 November 2010		Schomburg_GC_2010
4	01 November 2001	MS-TOF	M[EIGTMS]	Standard Addition
15	03 February 2011	MS-TOF	VAR5
13	27 June 2008	MS-TOF	VAR5	na
6	01 April 2001	MS-TOF	M[EIGTMS]	Standard Addition
14 spectrum(a)
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Spectrum Details

analyte	Octacosane, n-
analyte InChI	InChI=1S/C28H58/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-28H2,1-2H3
analyte mass	394.76
chromatogram	3147BF23
citation	Schauer N, Steinhauser D, Strelkov S, Schomburg D, Allison G, Moritz T, Lundgren K, Roessner-Tunali U, Forbes MG, Willmitzer L, Fernie AR, Kopka J (2005) FEBS Letters 579, 1332-1337
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 2003
metabolite role	IS (RI05)
retention time (sec)	2,467.8
retention index (VAR5 method, n-alkanes C10–C36)	2,803.93 (predicted, according to Strehmel, N. et.al)
base peak (m/z)	85
maximal intensity	999
mass-intensity-peaks cardinality	99 intensities
minimal m/z	41
maximal m/z	395
download JCAMP DX	SpectrumJcampDx.ashx?id=c01729a3-5fcf-4edf-9825-7eb71aae2f42
download MSP	SpectrumMsp.ashx?id=c01729a3-5fcf-4edf-9825-7eb71aae2f42

GC-Method

name	M[2]
citation	Roessner U, Wagner C, Kopka J, Trethewey RN, Willmitzer L (2000) Plant J 23, 131-142

attribute	text	details
deconvolution	AMDIS, National Institute of Standards and Technology, Gaithersburg, MD, USA	DIRECTION:Low to High; WIDTH: 20; SUBTRACTION: two; RESOLUTION: low; SENSITIVITY: low; SHAPE: low
derivatization	MEOX; TMS	Methoxyamination:60min37°C; Trimethylsilylation:>45min37°C
detector	MS-Quad	m/z = 35-600; scans:2/s; MD 800 Thermo-Finnigan, San Jose, CA, 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: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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