GCMS sample results AE11284, DEP Labs, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\02051611284.D Vial: 12 Acq On : 16 May 2002 8:14 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. 6.16 21.96 ug/1 1257530 1,4-Dichlorobenzene-d4 11.37 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 83 2 2-Sentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 3 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 4 2/Pentanone, 4 - hydroxy - 4 -methyl -_____ 116 C6H12O2 000123-42-2 28 Abundance Scan 524 (6.158 min): 11284.D (-515) (-) m/z 43.10 100.00% 43

59 5000

101 -r-T-p-r-TT-j-t-r Tt00mum 5.80 6.00 6.20 6.40 6.60 iz-> .... ....... . *1***1* *‘* 1* * * 1 11 10 20 30 40 +53+ 60 6970 8083 90 100 50 J i •' ■ ■ । ■' ■ ■ । ■ ■ ‘ • । ■1 ■11 * ■ ■ ■ । ■ ■ ■11 ‘ ■ 110 120 m/z 59.10 50.61% Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ’ I*’T’’*I —InT{ 111111 59 580 6.00 6.20 6.40 6.60 m/z 58.10 20.94% 15 101 » । | ■ ■ i'I'i . ■ . i'i1! +53+ 1144**1*4**12***41 I ' 1TTT" 1 1 1 'T'1 1 25,,31 37,1 83 , ] niz-s 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 141’41* d* u —*Ti 111111 5.80 6.00 6.20 6.40 6.60 5000 59 m/z 101.10 16.50%

-2571,374 TTmrt ........ 83 93 ........... I 1 ■ ' ■ i ■ 1 • ■ i ■ ■ 1 ■ i ■ ■ ■ 1 i 1 ■ ■ ■ i ■ ■ 1 • i ■ ■ miz-> 10 20 30 40 50 60 70 80 90 1(X) 110 120 Abundance #5493: Acetic acid, 1,1-dimethylethyl ester T-I‘E7/-B/-E-1/TrT-0/—r"/U.n 43 5.80 6.00 6.20 6.40 6.60 m/z 41.10 7.93% 57 50001 15 29 101

miz—> 10 20 30) -34 40 +71 50 +463- 60 73 116 ' i ' ' ' ■ i ■ ■ 1 ■ i ■ • 1 ■ i 1 ■ ■ ■ i ■ ■ ■ • i ■ ■ 70 80 90 100 110 120 r-i r 1"1’ 1 ? ■ dmpr r PTr 5.80 6.00 6.20 6.40 6.60

11284.D SCAN020507.M Fri May 17 13:06:38 2002 Page 4

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