ACCESSION: MSBNK-Fiocruz-FIO00436
RECORD_TITLE: Dexamethasone; LC-ESI-QTOF; MS2; [M+H]+; CE: 20eV
DATE: 2016.01.19 (Created 2013.03.13)
AUTHORS: Markus Kohlhoff, Natural Product Chemistry Lab (CPqRR/FIOCRUZ, Brazil)
LICENSE: CC BY-NC
COPYRIGHT: (c) Research Center Rene Rachou (FIOCRUZ, Brazil)
COMMENT: [Raw Data] CB196_Dexamethasone_pos_20eV_isCID-10eV_rep000005.txt
CH$NAME: Dexamethasone
CH$COMPOUND_CLASS: Natural Product; Terpenoid (Steroid)
CH$FORMULA: C22H29FO5
CH$EXACT_MASS: 392.19990
CH$SMILES: OCC(=O)C(O)(C(C)4)C(C)(C3)C([H])(C4)C([H])(C1)C(F)(C(O)3)C(C)(C=2)C(=CC(=O)C2)C1
CH$IUPAC: InChI=1S/C22H29FO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-17,24,26,28H,4-5,8,10-11H2,1-3H3/t12-,15+,16+,17+,19+,20+,21+,22+/m1/s1
CH$LINK: CAS
50-02-2
CH$LINK: KEGG
C15643
CH$LINK: NIKKAJI
J1.356K
CH$LINK: PUBCHEM 17396633
CH$LINK: INCHIKEY
UREBDLICKHMUKA-CXSFZGCWSA-N
CH$LINK: COMPTOX
DTXSID3020384
AC$INSTRUMENT: maXis (Bruker Daltonics)
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: CAPILLARY_VOLTAGE 4500 V
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 eV
AC$MASS_SPECTROMETRY: COLLISION_GAS Nitrogen
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 8 l/min
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 200 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: NEBULIZER 2.0 bar
AC$CHROMATOGRAPHY: COLUMN_NAME Waters Atlantis C18 3um 2.1x150mm
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE RT
AC$CHROMATOGRAPHY: FLOW_GRADIENT 1-100%B in 10min
AC$CHROMATOGRAPHY: FLOW_RATE 200ul/min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid
MS$FOCUSED_ION: BASE_PEAK 355.190900
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
PK$SPLASH: splash10-0a4r-0498000000-233b2490f89112ad539e
PK$NUM_PEAK: 113
PK$PEAK: m/z int. rel.int.
107.086000 582.000000 21
109.101600 314.000000 12
115.076100 918.000000 34
119.086000 577.000000 21
121.065500 1062.000000 39
123.080900 669.000000 25
125.060400 743.000000 27
131.086100 410.000000 15
133.065500 365.000000 13
135.080900 1958.000000 72
137.096600 977.000000 36
145.101300 302.000000 11
147.081000 9192.000000 337
148.084400 759.000000 28
149.096500 2642.000000 97
151.075900 420.000000 15
153.091700 2220.000000 81
155.070800 365.000000 13
159.080800 1709.000000 63
161.096300 2138.000000 78
163.075200 513.000000 19
165.091200 418.000000 15
167.107000 1285.000000 47
171.080700 4135.000000 152
172.083800 435.000000 16
173.096300 3248.000000 119
174.099800 383.000000 14
177.091100 2593.000000 95
178.094900 296.000000 11
179.107400 343.000000 13
183.080800 499.000000 18
185.096300 2530.000000 93
186.099900 335.000000 12
187.075200 1485.000000 55
189.091200 421.000000 15
195.101500 1794.000000 66
197.096300 977.000000 36
199.111400 814.000000 30
201.127300 325.000000 12
203.106600 479.000000 18
209.096100 533.000000 20
211.111700 2036.000000 75
212.116100 391.000000 14
213.127100 1605.000000 59
215.106900 1033.000000 38
221.095600 624.000000 23
223.111900 2054.000000 75
224.116700 487.000000 18
225.127200 2175.000000 80
226.131000 378.000000 14
227.142800 1262.000000 46
235.111700 1893.000000 69
236.116100 353.000000 13
237.127400 13963.000000 513
238.130700 2238.000000 82
239.142900 4282.000000 157
240.146300 827.000000 30
241.122300 2228.000000 82
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249.127700 917.000000 34
251.142900 973.000000 36
253.122500 2659.000000 98
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255.138000 2534.000000 93
256.141100 431.000000 16
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261.127100 848.000000 31
263.143200 2070.000000 76
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265.158600 834.000000 31
267.138400 1988.000000 73
268.142900 395.000000 14
275.143300 1882.000000 69
276.148500 577.000000 21
277.158600 4900.000000 180
278.164600 1490.000000 55
279.174300 9051.000000 332
280.177600 1615.000000 59
281.188900 974.000000 36
289.158900 1820.000000 67
290.162000 404.000000 15
291.174400 6484.000000 238
292.178300 1253.000000 46
293.153300 718.000000 26
295.169400 2510.000000 92
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297.184700 2434.000000 89
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301.159100 2849.000000 105
302.162100 650.000000 24
307.169700 3448.000000 127
308.173300 668.000000 25
309.185300 5863.000000 215
310.188700 1162.000000 43
311.164600 800.000000 29
315.176200 298.000000 11
319.169600 9332.000000 343
320.173400 1986.000000 73
325.180200 2324.000000 85
326.183400 462.000000 17
327.195600 1713.000000 63
328.197800 309.000000 11
337.180200 13751.000000 505
338.183400 2834.000000 104
339.183600 513.000000 19
345.186300 323.000000 12
355.190900 27217.000000 999
356.194000 5095.000000 187
357.194200 842.000000 31
373.201500 5201.000000 191
374.205200 1117.000000 41
375.200600 529.000000 19
393.206900 601.000000 22
//