GCMS analysis results, sample AE12534, June 2002

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Library Search Compound Report Data File : C: \MSDCHEM\1\DATA\052902\12534.D Vial: 25 Acq On : 30 May 2002 5:37 am Operator: McLean Sample : gc/ms scan 5/28 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 5 Crotonic acid Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 3.98 1.70 ug/L 1075750 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qua. 1 Crotonic acid 86 C4H602 003724-65-0 5 2 2-Imidazolidinone 86 C3H6N20 000120-93-4 4 3 2-Butenoic acid, (E)- 86 C4H602 000107-93-7 4 4 Crotonic acid 86 C4H602 003724/65-0 4 Abundance Scan 153 (3.978 min): 12534.D (-151) (-) m/z . 86.004 100.00% 85 49

5000

38 ‘1***I****I‘‘‘‘II4 T i11 43 82 3.60 3.80 4.00 4.20 4.40 01 * > i •1 ‘ * i ‘ ■i *‘ “ i•* •‘ i• •■ ‘ i■ * mHhm - Tp-rrrp-rr m/z 49.10 76.47% miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #116766: Crotonic acid 41 85

5000 69 3.60 3.80 4.00 4.20 4.40 27 3& 45 m/z . 84.00 30.70% 15

Tl/Z-> 0l 12, 18 241 13134, 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 pm 11111 i IJ ntt |i i n[ 11!! 111 nj 11 Ip 80 85 90 95 +5053,5790..66.,12... Abundance #34609:2-Imidazolidinone 30 85 ■ i ■ 1 * • i ■ ■ ■ ■ i • ‘ • i ‘ ■ i ■ 1 3.60 3.80 4.00 4.20 4.40 5000 m/z 38.10 16.87% 42 27

m/z-> Of TTp-rrTp-rrrpT-rrp-rTrp- +39++ITT 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34651:2-Butenoic acid, (E)- + 85 3.60 3.80 4.00 4.20 4.40 41 m/z 85.00 10.86% 5000

27 38 45 69 WWwMWu 0- .................. 24 1,3134 1 H+— TTTpt 5053 5760 665 72 7982 1hPPmpu 89—7 m/z—> 5 10 15 20253035404550556065 70 75 80 85 90 95 3.60 3.80 4.00 4.20 4.40

12534.D 052202.M Mon Jun 03 11:46:31 2002 Page 8

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