GCMS analysis results, sample AE02718, March 2002

NYC 9/11 Public Portal Document

Library Search Compound Report •' Data File : C: \MSDCHEM\1\5973N\02FEB28\02718.D Vial: 3 Acq On : 28 Feb 2002 4:20 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 28, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102 .M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Propane, 1,l-dimethoxy-2-me... Concentration Rank 8 R.T. EstConc Area Relative to ISTD R.T. 3.93 0.08 ug/L 31835 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Propane, 1,1-dimethoxy-2-methyl- 118 C6H1402 041632-89-7 83 2 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 4 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 43 Abundance Scan 49 (3.927 min): 02718.D (-) m/z 75.10 100.00% 75

5000 87 55 .................... ' ' I ' ‘ ' I ' ' ‘ ■ I ' ' ' ' I ' ‘ ‘ ■ I 41 47 3.60 3.80 4.00 4.20 71 84 0 "I"1'!"" J1" TpH ‘‘1’111118 m/z 87.00 38.50% m/z—> 5 10 15 20 25 30 35 40 45 50 55 SO 65 70 75 80 85 90 95 Abundance #17846: Propane, 1,1-dimethoxy-2-methyl- 75

5000 87 3.60 3.80 4.00 4.20 55 m/z 55.10 25.38% Of WIPP 31 43 47 Hm 59 71 1 ‘' 'I ■■■■!"■■ 11 ■■ ■ —p 1 ■ I-■■■!■■ m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17849: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75 ■ ■ i ■ ■ ‘ ■ i ■ ■ ■ i‘ ■ ■ ■ i 3.60 3.80 4.00 4.20 5000 m/ z 47.10 14.16% 87 55 41 47 miz-> Ohmmmhm 29 mHHHm 59 71 WmmmmgmT —mp '■i"" i" 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17848: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 1........ 11 , Il ■ ■ । ■ ■ • ' । ■1'11 ■ ■ ■ • i ■ ■ ■ ■ i 75 3.60 3.80 4.00 4.20 m/z 45.00 8.82%

5000 87 N 15 55 27 31 47 59 71

m/z-> Of ’ 1’41 — Pt H nongh 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 1 • i ' 1 ■ ' i ■ ■ ■ ■ i ■ ■ 1 ‘ i ' 1 ■ ■ i 3.60 3.80 4.00 4.20

02718.D HP022102.M Fri Mar 01 10:07:27 2002 Page 4

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