GCMS scan comments for sample AE11480, May 29, 2002

NYC 9/11 Public Portal Document Llbrary searcn Compound Report Data File : C:\MSDCHEM\1\DATA\020521\11480.D Vial: 14 Acq On : 21 May 2002 9:12 pm Operator: Nefliu Sample : sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e Quant Method : C:\MSDCHEM\1\METHODS\SCAN020521.M (RTE 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 13.39 ug/1 965746 1,4-Dichlorobenzene-d4 11.38 Hit# of 5 Tentative ID MW MolForm CAS# Qual

l 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 78 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 3 Propane, 2-methyl-2-(1-methyleth... 116 C7H160 017348-59-3 28 4 2-Hfexanol, 2-methyl-_______________ 116 C7H160 000625-23-0 25 Abundance I Scan 524 (6.158 min): 11480.D (-521) (-) m/z 43.10 100.00% 43

59 5000

101 5.80 6.00 6.20 6.40 6.60 n/z-> 0! 110... ..... 20 138, 30 40 +53+ 50 60 , 64 69 77 83 IddmmmmmTi 70 | 80 90 100 110 m/z 59.10 51.52% Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5.80 6.00 6.20 6.40 6.60 m/z 58.10 20.42% 15 31 101

niz-> 0! P • ' । ' 1 1 1 । 10 20 26 J 38 • 111* ■ ’ ’ r1 30 40 50 +53+ 60 83 I 1 1 1 1 i r 1 1 1 i ''' 1 ' i ' 70 80 90 HL 100 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 **1,mn/n——TTTTTT1f 5.80 6.00 6.20 6.40 6.60 5000 59 m/z 101.05 15.81%

83 93 101 m/z-> 01 —12,31,38, 10 20 30 40 t-TTI 14+ 50 60 70 80 90 100 110 Abundance #19576: Propane, 2-methyl-2-(1-methylethoxy)- 1 i ■1 1 1 i' ■ T’ 1’34 firr rr T 59 5.80 6.00 6.20 6.40 6.60 m/z 41.10 6.88%

5000 41 29 101 0 — 113,46 531 ,—T0 , 73 86 —B—BB3TTT | *i 1 rr min r-i-Ti TTTRmrr m/z-> 10 20 30 40 50 60 70 80 90 100 110 5.80 6.00 6.20 6.40 6.60

11480.D SCAN020521.M Fri May 24 09:32:16 2002 Page 6

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