GCMS analysis results, sample AE12476, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052902\12476.D Vial: 18 Acq On : 29 May 2002 11:56 pm Operator: McLean Sample : gc/ms scan 5/28 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library- : C: \DATABASE\NI ST9 8 . L ********************************************************************* Peak Number 14 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 5.94 1.63 ug/L 1199960 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2/59 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 33 4 Acetic acid. l,l-dimethylethyl e... 116 C6H12O2 000540-88-5 23 Abundance Scan 488 (5.946 min): 12476.D (-480) (-) m/z 43.10 100.00% 43

5000

59 E-r/===rm/1——G—E/PBnT0/ 83 101 125 5.60 5.80 6.00 6.20 49 , I • +Ttt’r TTROTTPmgT O+ 1*1/4/4/2/4111-141 37,, m/z 59.10 21.79% miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 —5.60M—-A — 5.80 6.00 6.20 ‘ I ‘f'1 111 1 ‘ I '

59 m/z 58.10 12.87% . 101

m/z-> O+r mH44 10 27 37 53 67 77 83 91 , | Hi ■ l rill 14*******14141481-/1******** 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 14444M 1AAA 5.60 5.80 6.00 6.20 5000 59 m/z 101.10 8.02%

93 83 . 93 101 | m/z-> O+ 111111251,1,37 11 ■ ■ ' ‘ i • ' ■ • i ■ ■ ■1 i • ■ • 11 1 ■ ■ • i • ‘ ■ i ■ ■ • ■ i ■ 1 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- ■ • i ■ ■ ■ ■ i ■ • 1 ' I ' ‘ ‘ ' I ' 43 5.60 5.806.00 6.20

le m/ z 42.05 5.35%

5000 59

15 101

m/z—> 0 H 25131,37, +53+ 112-1—nmetpot—mmTuT 10 20 30 40 50 60 70 80 83 90 , | 100 110 120 130 5.60 5.80 6.00 6.20

12476.D 052202.M Mon Jun 03 11:34:15 2002 Page 17

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