GCMS DFTPP calibration report, Feb 5 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02FEB05\29232A.D Vial: 4 Acq On 5 Feb 2002 1:13 pm Operator: Sample : 508 scan; re-ext Inst : Instrumen Mise : February 5, 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 3 ISOBUTYRALDEHYDE, DIMETHYLA... Concentration Rank 9 R.T. EstConc Area Relative to ISTD R.T.

3.92 0.06 ug/L 46757 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 2 Propane, 1,l-dimethoxy-2-methyl-... 118 C6H14O2 041632-89-7 83 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 4 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 Abundance Scan 48 (3.922 min): 29232A.D (-) m/ z 75.10 100.00% 715

5000 87 55 47 ' ' i ' ■ 1 ' i ' ' 1 ■ i 71 3.60 3.80 4.00 4.20 0 ..... ....... 111,1144.],, !tr -H— 59 ■ i ■ ■ ■ ■ i1 m/ z 87.10 39.02% m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17849: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1,1-Dimethoxyi... 75 ....................................... . 5000 1r/t1d//—ITEBTTTPn/nI 87 3.60 3.80 4.00 4.20 55 m/z 55.10 28.77% 41 47 miz-> 29 0111 ■ > ■ ■ । ■ 1111' ■ 111 m 20 25 30 35 40 45 50 55 60 65 70 75 80 85 59 l"......... . 71 ■ ■ l ■ ■■ ■ l ■ ■ 90 95 Abundance #17844: Propane, 1,1-dimethoxy-2-methyl- $$ Isobutylaldehy... 75 ■ ■ r1 ■b 1 i ■ ' 11 1 ' ’ ■ I ' ■ ‘ ■ I 3.60 3.80 4.00 4.20 5000 m/ z 47.10 19.61% 87 31 47 55 I 431 59 71 0u i.. ■ ■ । ■ ■ . ■ । l ■ i ■ । . . • . ।. I . |. I . ‘III 'I.. ""I1 — —It 1' i' ■' ■ i' ■ m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17847: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1,1 -Dimethoxyi... —AAAAL _______ I }+‘I[‘IIII 75 3.60 3.80 4.00 4.20 m/z 41.00 9.51%

5000 87 31 47 55

n/z-> 0 TTT‘‘‘I‘I‘‘I‘ 20 25 30 —?+ 35 40 45 T-p-T 50 59 ■ |11 ............... .. 55 60 65 71 —P —mppt .......... 'I" 70 75 80 85 90 95 3.60 444AAA 3.80 4.00 4.20

29232A.D SCAN508.M Fri Feb 22 11:44:18 2002 Page 5

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