DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02FEB01\31505.D Vial: 6 Acq On : 1 Feb 2002 6:53 pm Operator: Sample : 508 scan fb Inst : Instrumen Mise : February 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508 .M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 7 2,5-Dimethylhexane-2,5-dihy... Concentration Rank 8 R.T. EstConc Area Relative to ISTD R.T. 16.25 0.21 ug/L 137687 Acenaphthene-dl0 18.34 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2,5-Dimethylhexane-2,5-dihydrope... 178 C8H18O4 003025-88-5 38 2 Hydroperoxide, 1-ethylpropyl $$ ... 104 C5H12O2 024254-57-7 17 3 2-acetyloxazole 111 C5H5NO2 000000-00-0 14 4 2-hydroxymethyl -2,3,3-trimethyl-... 116 C6H12O2 110933-26-1 12 Abundance Scan 1128 (16.252 min): 31505.D (-) m/z 43.10 100.00% 43 57

73 111 5000 95

,67, 16.00 16.20 16.40 16.60

m/z-> 0- —20PP4 30 40 1 ' I 50 60 70 ■ ■ i ■ ■ ■ ‘ i ‘ 80 ■ i1 ' ■ ■ t 90 100 110 120 130 140 150 m/z 57.10 87.78% Abundance #82883:2,5-Dimethylhexane-2,5-dihydroperoxide $$ Hydroper... 43

69 5000 111 16.00 16.20 16.40 16.60 75 95 m/z 59.10 71.42% 58 - 127 144 0 1111 ■ ■ ।11''' i1111111'1 m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #10168: Hydroperoxide, 1-ethylpropyl $$ 3-Pentyl hydroperoxid 43 57 71 16.00 16.20 16.40 16.60 5000 m/z 111.10 61.82% 27

86 104 OY-p ...................... + TIn mtz—> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #12674: 2-acetyloxazole ............. ............. 1 1 16.00 16.20 16.40 16.60 43 68 m/z 73.10 60.55% 5000

m/z-> 0 ■ 11 ■ ■ ■ i ■ ■ • ■ । 20 30 40 ■ ■ i ■1 ■ ■ i' ■ 50 60 i ■ ■ 1 1 i 1 ■ ' ' i 1 ■ ' ■ । ' 1 ■ 1 r1 ' 1 r i ' ■ 1 ' i 1 ■ ■ ' । 1 1 ■ ■ । ■ 70 80 90 100 110 120 130 140 150 -A 16.00 16.20 16.40 16.60

31505.D SCAN508.M Mon Feb 04 10:14:22 2002 Page 9

NYC-WTC_000004140