GCMS analysis results for sample AE08962, May 7, 2002

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Data File : C:\MSDCHEM\1\DATA\020424\08962.D Vial: 13 Acq On : 24 Apr 2002 9:39 pm Operator: Nefliu Sample : sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e Quant Method : C:\MSDCHEM\1\METHODS\SCAN020424.M (Chemstation Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 4 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

6.16 12.64 ug/1 14326600 1,4-Dichlorobenzene-d4 11.38

Hit# Of 5 Tentative’ ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 72 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 45 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 33 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H12O2 000540-88-5 25 Abundance Scan 524 (6.158 min): 08962.D (-520) (-) m/z 43.10 100.00% 43

5000 59

101 580 6.00 6.20 6.40 6.60 ■ • • i ‘ .20t ...... . 38,1, +48,53+ 69 77 83 I • ■ ■ ■ i ■ ■ ■ • i ■ ■ ■ ' i ■ ■ ' ' i 1 • ■ ■ i ' m/z 59.05 49.26% miz-> 10 30 40 50 60 70 80 90 100 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5,80 6.00 6.20 6.40 6.60 m/z 58.10 20.54% ........... 26,31 , 38, 1 1 1 1 1 1 • i ■ • । । । ■ • ■ ‘i ‘ । ■ -1 ' 83 93 101 I ■ ■ ■ ■ i ■ ■ 1 ■ i ■ ■ • ■ i ‘ ‘ 1 i • ■ ■ ■ i ' miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43 f1 I 1 1 1 ■ । r r . . ! . . •i ■'■ ■ 1 i • 5.80 6.00 6.20 6.40 6.60 5000 m/z 101.10 18.83% 59

15 31 101 11-I** 81 * . rj I +53+ .... ... 26,, . 381 83 , I I ■ ■ ■ ■ i ■ ■ 1 ' i ■ ■ ■ ■ i ■ ■ ■ 1 i ' ■ • ■ i ■ niz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- IBdnn/nnn/n—n/Bnnnm—B—n—nI-T 4 580 6.00 6.20 6.40 6.60 m/z 41.10 6.69%

5000 59 101 ................. ^..^1 +48,53+ I ■ ■ 67 72 77 83 91 96, | ■ ' i ■ 1 ‘ • i ■ ■ ■ ■ 7 ■ ■ ■ 1 i 1 • ■ ■ i ■ miz—> 10 20 30 40 50 60 70 80 90 100 110 5 80 6.00 6.20 6.40 6.60

08962.D SCAN020424.M Thu May 02 14:47:55 2002 Page 6

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