GCMS analysis results for sample AE03075, March 5 2002

NYC 9/11 Public Portal Document

Library Search Compound Report - ’Data File: C:\MSDCHEM\l\5973N\02FEB28\02717.D Vial: 2 Acq On : 28 Feb 2002 3:30 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 2 8, 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 ISOBUTYRALDEHYDE, DIMETHYLA... Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T.

3.92 0.07 ug/L 27400 1,4 -Dichiorobenzene -d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual I ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 2 Propane, 1,1-dimethoxy-2-methyl-... 118 C6H14O2 041632-89-7 83 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 4 Propane, 1,1-dimethoxy-2-methyl- 118 C6H1402 041632-89-7 74 Abundance Scan 48 (3.916 min): 02717.D (-) m/z 75.00 100.00% 75

5000 87 55 47 ■ ■ ' i ■ ' ■ ■ i ■ ■ ■ 1 i ■ ■ ■ ■ i ■ ■ ■ ■ i

miz-> 5 0b ।।।।।11...11.1. 41 I51 71 nr 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m mmp m/z 3.60 3.80 87.10 4.00 4.20 41.40% Abundance #17847: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75

5000 87 3.60 3.80 4.00 4.20 ‘‘ 31 47 55 m/z 55.10 25.33% 59 71 ob -HH TT-p-rr tttmmper ..i. Tppui m/z-> 5 10 15 20253035404550556065 70 75 80859095 Abundance #17844: Propane, 1,1-dimethoxy-2-methyl- $$ Isobutylaldehy... 75 ■ > - । । . 14-, । । r 3.60 3.80 4.00 4.20 5000 m/z 47.00 19.51% 87 31 47 55 11 ’" 11" 11 43 59 71 Ob l ‘ "11 ‘11 ‘ I TH pht Tpanpt Hant m/z-> 5 10 15 20253035404550556065 70 7580859095 Abundance #17848: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 17 T 75 3.60 3.80 4.00 4.20 m/ z 45.10 11.55%

miz—> 5000

ob 5 15

T 27 31

T . ...... 47

T 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 55 59 -mm71 Hpm[ BImmgu 87

■ ■ । ■ ■ ■ ■ । 3.60 3.80 li!N. A • 1 ■ । 1 ■■ 1 1 i 1 1 ■ f i 4.00 4.20

02717.D HP022102.M Fri Mar 01 10:07:21 2002 Page 4

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