GCMS analysis results for sample AE00110, Feb 2002

NYC 9/11 Public Portal Document u31 a- y Daiti Lopourt Repot L

Data File : C:\MSDCHEM\1\5973N\02FEB04\00110.D Vial: 4 . Acq On 4 Feb 2002 1:28 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 4, 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 2-Butenal, 3-methyl- (CAS) ... Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 4.83 0.24 ug/L 125028 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 87 2 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H80 000107-86-8 87 3 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 72 4 Cyclopentanone, 2-ethyl- $$ 2-Et... 112 C7H120 004971-18-0 64 Abundance Scan 128 (4.835 min): 00110.D (-) m/z 84.05 100.00% 84 55 5000 39

‘‘‘‘I++**I‘-**I***‘I‘* 207 4.40 4.60 4.80 5.00 5.20 0 L___ I • i | > • M । i i i > j i _____ i i j > i « । । । i ■ t । I । । « | i « । । । > t t i । i > . . ( . in i " i1 m/ z 55.10 64.64% m/z-> 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance #3221:2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55

5000 39 ■ I' -A—. . . 27 4.40 4.60 4.80 5.00 5.20 m/z: 83.10 44.86% 0- mmHn 1 niz-> 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance #3222:2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 55 i ‘ ' i ■ ■ • ■ i ■1 ■ ■ i ■ ■ ■ ■ । 1 1' 4.40 4.60 4.80 5.00 5.20 5000 39 m/z 39.10 43.09% 27

II... 0- I “ " I " d 11'' I__________________________________ "‘I r...,..,. j. ,1. ।.... । n .. j. ।» q n t. {»j n 11 pTTryn . I‘B41TTT

mfe-> Abundance 20 30 40 50 60 70 80 90 100110120130140150160170180190200210

84 #3224:2-Butenal, 3-methyl- 4.40 —A 4.60 4.80 5.00 5.20 40.12%

L m/z 41.10

5000 55 41

—M i 69 0JTIWPIPT 11 |’r 11 > i r’ > > > 11J l.1_______________________________________________ . p ...!.» ।.. >. j.... j. ।।.i»।n111nij111111111 111!j111 |Mi h j h ‘ ITT A n/z- > 2030405060 70 8090 100110120130140150160170180190200210 4.40 4.60 4.80 5.00 5.20

0110.D SCAN508.M Tue Feb 05 09:47:01 2002 Page 6

NYC-WTC_000050654