GCMS analysis results for sample AE11285, May 2002

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Data File : C:\MSDCHEM\1\DATA\020516\11285.D Vial: 13 Acq On : 16 May 2002 9:13 pm Operator: Nefliu Sample : sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e Quant Method : C: \MSDCHEM\1\METHODS\SCAN020507 .M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ******************************************************************** * Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 6.15 15.56 ug/1 851440 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 50 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 38 3 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 9 4 2-Penranone, 4-hydroxy-4-methyl - 116 C6H1202 000123-42-2 9 Abundance / Scan 523 (6.152 min): 11285.D (-517) (-) m/ z 43.10 100.00% 43

5000 59

101 580 6.00 6.20 6.40

m/z-> .........38 1/ 53 , 1 1 i 1 1 ' 1 । 1 1 1 1 i 1 1 1 ' f 1 Pi ' i ‘l 50 69 83 m/z 59.10 49.57% 10 20 30 40 60 70 80 90 100 110 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 111**4 d***I‘ TIT/I/II" 59 580 6.00 6.20 6.40 m/z 58.10 18.24% 15 31 101

m/z-> .... 10 1.......... 20 30 38,140 +53+ 50 60 70 80 83 90 — 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 “—Tu——TTTTOTTT 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 17.14%

m/z-> — 10 , 20 2931,38, 30 4 40 50 60 83 93 101 I ‘ r ' ■ i ' ' 1 ' i ' 1 ' ' I 1 1 1 1 1 1 1 1 ' 1 1 70 80 90 100 110 Abundance #109590: Acetic acid, 1,1 -dimethylethyl ester nnn—nnnn—n—n——TTngm 43 580 6.00 6.20 6.40 m/z 41.10 6.55% 5000 57

29 101 15

m/z-> -- 10 20 30 40 +51 50 60 70 73 80 90 100 110 TfT—TTTPTTTTT IT 5.80 6.00 6.20 6.40

11285.D SCAN020507.M Fri May 17 13:08:21 2002 Page 3

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