GCMS analysis results for sample AE00166, Feb 2002

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Data File : C: \MSDCHEM\1\5973N\02FEB04\00166.D Vial: 5 . Acq On : 4 Feb 2002 6:27 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 8 R.T. EstConc Area Relative to ISTD R.T.

4.85 0.12 ug/L 76531 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 76 2 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H80 000107-86-8 76 3 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 64 4 Furan, 2,3-dihydro-4-methyl- (CA.., 84 C5H80 034314-83-5 53 Abundance Scan 129 (4,846 min): 00166.D (-) m/z 84.10 100.00% 84 55

5000 41 59

m/z-> ol 20 •mm 25 30 35 38 +471 H 40 45 50 55 60 69 ----- - T 65 70 75 80 85 90 95 4.40 m/z 4.60 55.10 4.80 5.00 5.20 72.06% Abundance #3221: 2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55

5000 39 A A A -—-A- 27 4.40 4.60 4.80 5.00 5.20 m/z 83.00 45.29% 44 51 I , 69

m/z-> 01 ■ ■ i1 ■ ■ ■ i ■ TTTTH T1 hip 20 25 30 35 40 45 50 55 60 65 70 75 80 85 HM mplja... Tl ‘‘ ’ I 90 95 Abundance #3222:2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 55 4.40 4.60 4.80 5.00 5.20 39 m/z 41.10 40.92% 5000 27

44 — 51 I 69 Of ■ ■ i ■ ■ ■ ■ i ■ TTTT TH • i' ■ ■ i “ ■ h " 1111" 1111 unir90pmon95 miz—> Abundance 20 25 30 35 40 45 50 55 60 65 70 75 80 85 #3224:2-Butenal, 3-methyl- ], AM A , 84 4.40 4.60 4.80 5.00 5.20 m/z 59.10 38.65%

50001 41 55

01 + 50 , 66 69 TIPUTINNLTTITT ■ i ■1 ■ ■ i" ■ ■ i ■ ■1 ■ i ■ ■ ■ ■ । ■' I ■ ■ ■ ■ i ..... A AAA I ' ' ' ■ I ' ‘ ‘ ' I ' n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4.40 4.60 4.80 5.00 5.20

)0166.D SCAN508.M Tue Feb 05 09:47:39 2002 Page 6

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