GCMS analysis report sample AE11908, June 4, 2002

NYC 9/11 Public Portal Document_______________ 1 Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052202\11908.D Vial: 15 Acq On : 23 May 2002 1:14 am Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan ** Library- : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 7 2,2,6-Trimethyl-4H-l,3-diox... Concentration Rank 9 R.T. EstConc Area Relative to ISTD R.T. 3.90 1.78 ug/L 1111690 1,4“Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qua

l 2,2,6-Trimethyl-4H-l/3-dioxin-4-one 142 C7H10O3 005394-63-8 9 2 1,3-Dioxane-2-propanol, 2-methyl- 160 C8H1603 036651-31-7/9 3 Ethanone, 1-cyclopropyl- 84 C5H80 000765-43t6 7 4 3-Buten-2-one, 3-methyl- 84 C5H80 000814-78-8 7 Abundance Scan 140 (3.902 min): 11908.D (-139) (-) m/z 47.10 1/00.00% 47 88

5000 58 ' ‘ ' I ' ‘ ' I ‘ ‘ i ‘ ' 4 ' ' • ' I 3.60 3.80 4.00 4.20 O'111111111 1 4 4 ’ ' I ’ 4 ’ ’ 1 4 T' ‘ ’ 1 ' 1 * * I 1 * ' ’ I * ’ ‘ ‘ I ‘ ’ ‘ I ' ‘ ‘ 4 I 1 ' m/z 88.00 87.38% niz-> 10 20

+/Moytrtm. 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #7005:2,2,6-Trimethyl-4H-1,3-dioxin-4-one 43

84 50001 69 • ‘ ‘ I ‘ ■ I ‘ ‘ ‘ ‘ I ■ ' • ■ I ‘ ‘ ' I 58 3.60 3.80 4.00 4.20 m/z 48.00 86.41%

miz-> 0-

Abundance -l 10 20 30 —TT | 101 114 127 142 111 ■ • ■ ■ i' ■ ■ ■ i ■ ‘ ■ i ■ ■ ‘ ■ i * • ■ ■ i1 ■ ■ ■ i ‘ ■ 40 50 60'70 80 90 100 110 120 130 140 150 #5776:1,3-Dioxane-2-propanot, 2-methyl- 43 58 w/“"atw 1 ■ 1 i ■ 1 1 ' i ‘ ■ i ■ ■ 1 ■ i ' ‘ ‘ ■ i 3.60 3.80 4.00 4.20 5000 m/z 84.00 70.23% 84

mlz-> OmmPT i * ‘ * j ll59,4 |mH 69 101 1—— 145 ■11 ■1 ■ • i' ■ ■■i■■■■i■■■■ i ■1 ■ • i ■ ■ 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #6090: Ethanone, 1-cyclopropyl- 1 ' ‘ I ‘ ‘ ' 1 I ' 1 ' 1 .di 1 I I I I ■ > I 43 3.60 3.80 4.00 4.20 69 m/z 41.10 56.63% 5000 84 15 27

m/z—> o- — 10 .39| li rtthi55 62pr* +11p :20 30 40 50 60 70 80 “ i111 ■ ।' ■ ■ ■ । ■ ■ • • । ■ • ■' । • ■ ■ ■ । ■ ■ ■ ■ । ‘ ■ 90 100 110 120 130 140 150 ' i 1 1 1 1 i 1 1 1 1 i 1 1 1 1 i 1 1 1 1 I 3.60 3.80 4.00 4.20

11908.D 052202.M Tue May 28 12:15:34 2002 Page 10

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