GCMS analysis results, sample AE09331, May 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\050902\9331.D Vial: 21 Acq On : 10 May 2002 8:24 am Operator: Mclean Sample : 5/8 eh 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 4 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.98 17.30 ug/L 21372100 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4 -methyl- 116 C6H1202 000123-42-2 90 2 2-Pentanone, 4-hydroxy-4-methyl- 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 494 (5.982 min): 9331 .D (-480) (-) m/ z 43.10 100.00% 43

5000 59 101 5.60 5.80 6.00 6.20 6.40 11 i1 11111111 i1 11 11 1 +53+ ol ............... 371 69 77 83 ' f ■ ■ ■ ■ i ■ ■ ■ ■ । ■ ■ ■ ■ । , | ■ i ‘ 119125 ■ i ■ ■ ■ ■ । • ■ ■ ■ । ■ m/z 59.05 36.02% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5.60 5.80 6.00 6.20 6.40 m/z 58.10 21.66% 15 101

miz-> Ol , I ,1 I ' 10 20 2531,37, 30 40 +53+ 50 83 , I I....................I ''' ' 1 I ' Idri l , , I . , . I | I I ! , | ! I 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 48 ............ ........ ................... 5.60 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 13.69%

101 ........ . 37,1 01 —vIOBIIOnO—TIT +~r-r"| 144 I ■ ■ 1 1 i ■ ■ ■ 1 i 83 93 | miz-> Abundance 10 20 30 40 50 ■ ■ ■ ' I 1 '1 ' r' 1 1 1 1 1 ' ' 1 1 1 1 1 1 1 1 1 60 70 80 90 100 110 120 130 #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 m 6.00 6.20 6.40 m/z 41.15 6.18% 5000 59 101 27 37 53 67 77 83 91 , | 0 • <1,1,1, Mlll +T+ m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

9331.D 050102.M Mon May 13 11:42:37 2002 Page 7

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