GCMS results for sample AE00700, Feb 13 2002

NYC 9/11 Public Portal Document biorary searen compound Report Data File : C:\MSDCHEM\1\5973N\02FEB01\00700.D Vial: 7 - Acq On : 1 Feb 2002 7:42 pm Operator: Sample : 508 scan 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 4 ISOBUTYRALDEHYDE, DIMETHYLA... Concentration Rank 8 R.T. EstConc Area Relative to ISTD R.T. 3.91 0.08 ug/L 31060 1,4-Dichlorobenzene-d4 9.71

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 2 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 9 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 9 4 Propane, 1,l-dimethoxy-2-methyl- 118 C6H14O2 041632-89-7 9 Abundance Scan 47 (3.910 min): 00700.D (-) m/z 75.10 100.00% 75

5000 87 55 A A. \ 41 47 T 4.20 m/z-> Oh 5 i■•"i■■■■r ' ■' i 10 LL TTTTT i ■ ■ ■ ■ i 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m/z 3.60 3.80 87.10 4.00 38.96% Abundance #17848: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75

— 5000 87 3.60 3.80 4 00 4.20 55 m/z 55.10 27.06% 15 27 31 47 59 71 Oh |' I " | l ■ < r| P — P1 r r 1" r ' n/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17847: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75

3.60 3.80 4.00 4.20 5000 m/z 47.10 16.25% 87 31 47 55

-n/z-> 0h i ■"' i " ■ ■ i L Al 59 'I'...... . . . l'' ■ ■ 11■' ■ 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 r■"r' 71

Abundance #17849: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75 AAAMAMAA. 3.60 3.80 4.00 4.20 m/z 45.10 14.99%

5000 87 55 29 41 47 Oh ------- 11 59 71 ....... .........||IT +.... .......... .. ‘I m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3 60 3.80 4.00 4.20

>0700.D SCAN508.M Mon Feb 04 08:40:51 2002 Page 6

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