GCMS analysis results for sample AE10814, May 2002

NYC 9/11 Public Portal Document

• Data File C:\MSDCHEM\1\DATA\051402\10814.D Vial : 24 Acq On 15 May 2002 9:06 am Operator: Mclean Sample 5/7 kb Inst Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-me ... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

5.97 11.29 ug/L 10399300 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

l 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42- 9 2 2-Pentanone, 4 -hydroxy-4 -me t hyl- 116 C6H1202 000123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 Abundance Scan 492 (5.970 min): 10814.D (-484) (-) m/z 43.10 100.00% 43

5000 59

101 5.60 5.80 6.00 6.20 6.40 3#n 53 , 69 83 , | 0+ i 1 1 1 1 i 1 ■ 1 ' i ' 1 ' 1 i 1 i ■ । i । । ■ ।11 ‘Pi । । । । । । । । । ii । । । ।_ ।— i I" । i i 1 । r m/ z 59.10 37.75% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 4)3

5000 1 i r 1 ■ 1 i T ■ 1 1 i Dror r i 1 *' i 1 59 560 5.80 6.00 6.20 6.40 m/z 58.10 22.45% 15 31 101 01 . 26,1 , 38,) —T 83 , I 53 , I————————। 1 1 ■ ■ i ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 ___________ ___________ 1 1 1 ' 1 1 i 1 1 1 1 i ■ 1 1 ' i 1 1 1 1 i ' 560 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 14.21%

2 31 20 63 83 — 93 101 । 01 , ,21,38 i 1........... i ' 1 ' ' i ' ' 1 1 i 1 1 1 1 i 1 I I 1 I I I I I I I I r I It 11 1 ' I I I ■ ■ I I

10 20 30 40 50 60 70 80 90 100 110 Abundance #5851: 2-Pentanone, 4-hydroxy-4-methyl- 111411 11 17**/1*‘‘‘I" 4)3 5.60 5.80 6.00 6.20 6.40 m/z 41.15 6.18% 5000-

59 — 101 0 1 ' । ■ 1 1 । 1 27,32. 38,1 I ' r481 । ' 53r4+ t 67 72 77 83 ' I 1 ' ■ 1 i ■ 1 ■ ■ i 1 1 ' 1 i ' 1 ' 1 r1 1 1 ' 1 1 91 96, | i ] Itd I r Thef । । IIi T 13 1*1*1’ r Tl/Z--> 10 20 30 40 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20 6.40

10814.D 050102.M Thu May 16 14:16:36 2002 Page 4

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