GCMS analysis results for sample AE03075, March 5 2002

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Library Search Compound Report : C:\MSDCHEM\l\5973N\02FEB28\02717.D ■ * Data File Vial: 2 Acq On : 28 Feb 2002 3:30 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 4 2-Butenoic acid, 4-hydroxy-... Concentration Rank 8 R.T. EstConc Area Relative to ISTD R.T. 4.24 0.05 ug/L 17474 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Butenoic acid, 4-hydroxy-, met... 116 C5H803 004508-99-0 4 2 N-Hydroxymethylacetamide $$ Acet... 89 C3H7NO2 000625-51-4 3 3 Glycine, methyl ester $$ NH2CH2C. . . 89 C3H7NO2 000616-34-2 3 4 .beta.-Alanine (CAS) $$ Abufene ... 89 C3H7NO2 000107-95-9 3 Abundance Scan 77 (4.243 min): 02717.D (-) m/z 87.00 100.00% 87

43 5000 55 49 3.80 4.00 4.20 4.40 4.60 O+ ‘ ■ i“1 ■ i■"11"■'i“i• ■ 1 r' ■ ■ i “ ■ ■ i i1 ■'' i ‘1'111 ■ “ i ■ ■ ■ ■ i m/z 89.00 83.59% ■n/z-> 20 25 3035404550556065 70 75 80859095 100 105 Abundance #16292: 2-Butenoic acid, 4-hydroxy-, methyl ester 87 55 5000 31 3.80 4.00 4.20 4.40 4.60 61 m/z 43.00 53.06%

miz-> 0 1’1’1’181 mhppmm -+7,ll 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 HPTTTTT 101 A V Abundance #5027: N-Hydroxymethylacetamide $$ Acetamide, N-(hydroxyme... 43 i • ■ ■ ■ i ■ i ■ ■ ■ ■ i • 11'1 3.80 4.00 4.20 4.40 4.60 5000 m/z 55.10 45.64% 71 89

49 60 O TIICIIII mHtmmpr —mmmpmpm /z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #5025: Glycine, methyl ester $$ NH2CH2COOCH3 89 3.80 4.00 4.20 4.40 4.60 m/z 49.00 24.66%

5000 WMMMMN 44 59 01 T154 —PmPg . 1, 66 m/z—> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 3.80 4.00 4.20 4.40 4.60

02717.D HP022102.M Fri Mar 01 10:07:21 2002 Page 6

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