GCMS analysis results for sample AE00319, Jan 2002

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Laboratory report showing GCMS analysis of sample AE00319 for unknown compounds and DDD on January 10, 2002.

NYC-WTC_000051122–000051136

Folder label: “GCMS X 1/7/02 A 1/8/02”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\MSDCHEM\1\5973N\02JAN08\319.D Vial: 4 Acq On : 8 Jan 2002 7:56 pm Operator: Sample : 508scan Inst : Instrumen Mise : January 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l..-\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N. L ********************************************************************* Peak Number 3 Furan, 2,3-dihydro-4-methyl... Concentration Rank 5

R.T. EstConc Area Relative to ISTD R.T.

4.85 0.18 ug/L 63121 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H8O 034314-83-5/59 2 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H8O 000107-86-8-59 3 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H8O 000107-86-8 59 4 2-Butenal, 3-methyl-_______________ 84 C5H8O 000107-86-8 42 Abundance Scan 129 (4.846 min): 319. D (-) m/z 84.05 100.00% 84

55 5000 39 59

43 51 4.40 4.60 4.80 5.00 5.20 01 ■ । ■ ■' ■ । ■' ■ ■ । ■' ■' । ■ ■ i • • • ■ i ■ ■ ■ ■ i > • ■ > i • -P m/z 55.10 54.64% n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #3351: Furan, 2,3-dihydro-4-methyl- (CAS) $$ 4-METHYL-2.3-... 56 84

- 5000 41 4 40 4.60 4.80 5.00 5.20

69 m/z 59.10 43.79% 44 51 — O+ ■ i ■ • • • i > ■ ■ • i • • > ■ i • 11 > 111 ■ > ■ > 11 • r’f m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 55 AA 4.40 4.60 4.80 5.00 5.20 39 m/z 39.10 43.63% 5000 27

m/z-> 44 Of ■ ■ i''' ■ i ■ PPPTT ■ i ■11 h1

Abundance 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 „L p 69 . ......... . ........... 11 r" i ■" ri

#3221: 2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 1 84 4.40 4.60 4.80 5.00 5.20 55 m/z 41.10 41.83% 39 5000 27

m/z-> 0 20 25 ■ ■ i > ■ • ■ i • l >■ 30 35 44 plalp— 40 45 50 l 55 69 opeg 60 65 70 75 80 85 i ■ ■ ■ ■ । ■ ■ • ■ । 90 95 , A A . N —A— 4.40 4.60 4.80 5.00 5.20

319.D SCAN508.M Wed Jan 09 15:17:57 2002 Page 5

NYC-WTC_000051130

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NYC-WTC_000051040

Laboratory report showing GCMS analysis of sample AE00276 for unknown compounds and DDD on January 10, 2002.

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