GCMS analysis results for sample AE03075, March 5 2002

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Library Search Compound Report

.• Data File : C:\MSDCHEM\l\5973N\02FEB28\02715 .D Vial: 5 Acq On : 28 Feb 2002 1:50 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 28, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L Peak Number 6 Butanoic acid, 2-methyl-, m.. Concentration Rank 8

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

4.64 0.10 ug/L 41462 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 78 2 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 78 3 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 78 4 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 72 Abundance Scan 112 (4.638 min): 02715.D (-) m/z 88.00 100.00% 57 83

5000 41

47 01 • i ■ ■ ■ ■ i ■ 1 ‘ 1 i • ■ ■ ■ i ■ ■ • i ■ ■ ■ ■ i ■ ■ ' ■ i ■ 1 */nmnnm/d///nT//n 101 _.. zu 4.20 m/z 4.40 57.00 4.60 4.80 • • । 5.00 91.45% ■

nz-> 20 30 40 50 60 70 80 90 100 110 120 Abundance #16439: Butanoic acid, 2-methyl-, methyl ester (CAS) $$ Me... 57 83

41 5000 4.20 4.40 4.60 4.80 5.00 101 m/z 41.10 48.10% 69

m/z-> 0- 20 30 40 ' ' l 1 r 50 -l 60 70 80 TnmmmmT 90 100 110 120 Abundance #16435: Butanoic acid, 2-methyl-, methyl ester 57 88 ----- 4.20 4.40 4.60 AM_A 4.80 5.00 5000 m/z 85.00 32.06%

101 27 69 | 33 , 116 0- /1*1+1$* J | j 13 J | i r 11as1 ,1 . Ji' mfz~> Abundance 20 30 40 50 60 70 80 90 100 110 #16441: Butanoic acid, 2-methyl-, methyl ester (CAS) $$ Me... 88 120 A A 1 1 1**1 1*1*11* 4.20 4.40 4.60 4.80 5.00 A 57 m/z 59.00 25.49%

5000 41 29 101 69 0 ' I ' 1 1 ■ i ' 1 ■ ' i 1 ... • i ■ ■ ■ ■ i ■ ■ ■ ' i ' ' i111 ■ ।1 ‘ ■ । ■' ■ ■ । ■ ■ i ■ ■ ■ ■ i ' ■ ' ■ i ' 1 Itir miz—> 20 30 40 50 60 70 80 90 100 110 120 4.20 4.40 4.60 4.80 5.00

02715.D HP022102.M Fri Mar 01 10:07:07 2002 Page 8

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