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GCMS analysis results for sample AE07977, April 18, 2002

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AE07977 conducted on April 18, 2002.

NYC-WTC_000047608–000047623

Folder label: “GCMS X 4/4/02 A 4/15/02

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File C:\MSDCHEM\l\DATA\020415\07977.D Vial: 17 Acq On 15 Apr 2002 11:54 pm Operator: Nefliu Sample sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method C:\MSDCHEM\1\METHODS\041202SCAN.M (Chemstation Integrator) Title 508 Modified GC/MS scan Library C:\DATABASE\NIST98.L ********************************************************************* Peak Number 5 Acetic acid, 3-[1,3]dioxola... Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 5.98 0.57 ug/L 508011 1,4-Dichlorobenzene-d4 9.99 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Acetic acid, 3 - [1,3]dioxolan-2-y... 174 C8H14O4 1000186-02-3 38 2 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 28 3 N-Ethylformamide 73 C3H7NO 000627-45-2 9 4 2-Hydroxy-2-methylbutanoic acid 118 C5H10O3 1000196-27-1 9 Abundance Scan 493 (5 976 min): 07977 D (-485) (-) m/ z 73.30 100.00% 73 1 5000 43

5 60 m r. 5.80 6.00 6.20 6.40

n/z—> 0- 10 20 30 40 L Tp 50 60 70 80 87 103 —I———T10011TT‘IETEI—ETIIEIITTTTTTITT‘IITTTTTT 90 100 110 120 130 140 150 160 170 180 m/z 43.30 30.26% Abundance #25344. Acetic acid, 3-[1,3]dioxolan-2-ylpropyl ester 73

5000 A. T-p—r-r-r-j-r 5.60 5.80 6.00 6.20 6.40 43 m/ z 41.30 10.99% 27 55 87 n/z—> 0- T + TT 113 1Bnenm 131 ' i ■' " r ■ ■ 111 174 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 TT l " ■ • I ■1 ■ ■ I ' ■

Abundance #114875: 3-Pentanol, 3-methyl- 73 AA 560 A l i A 5 80 6 00 6 20 6.40 5000 m/z 45.30 9.71% 55 27 45 87

n/z- > 57 63— 0- 111 111 ’ I 111I....... pl..... |‘l 10 20 30 40 50 60 - 1,11 ■11' ।111'11■■11111 • ।1 ■1' । i1 ■ ■ ■ i1 ■ ■ ■ r ■ 70 80 90 100 110 120 130 140 150 160 170 180 Abundance #857: N-Ethylformamide 3b 5 60 5 80 6.00 6.20 6 40 73 m/z 71.30 6.94% 5000 44 58 18

n/z—> 0 —l — 10 20 30 40 50 60 i " " 1 1111411’1*11111111111111111111111111112311111111110—1 70 80 90 100 110 120 130 140 150 160 170 180 5 60 A. 5.80 6 00 6 20 6.40

07977.D 041202SCAN.M Tue Apr 16 13:47:09 2002 Page 8

NYC-WTC_000047619

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NYC-WTC_000047619Source: NYC Law Department, mirrored locally

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