GCMS analysis results for sample AE03247, March 2002

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Data File : C:\MSDCHEM\1\5973N\02MAR01\03247.D Vial: 2 • Acq On : 1 Mar 2002 4:50 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 1, 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 3 2-Propenoic acid, 2-methyl-... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 4.25 0.15 ug/L 69411 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Propenoic acid, 2-methyl- (CAS... 86 C4H602 000079-41-4 53 2 Methacrylamide $$ 2-Propenamide,... 85 C4H7NO 000079-39-0 39 3 Oxirane, (2-methylpropyl)- (CAS)... 100 C6H120 023850-78-438 4 Cyclopropanecarboxylic acid (CAS... 86 C4H602 001759-53-1 12 Abundance Scan 78 (4.254 min): 03247. D (-) m/z 85.00 100.00% 85 41 5000 60 . 0....... A. 44 57 4.00 4.20 4.40 4.60

m/z-> 0+ ' ■ i ' 1 ■11 1 ' 1 1 i1 ■ ■1 i1 ■ 1 ■ i' i ।.... ।. "11.111 m 111 ■'' i'' 111 ‘ — 20 25 30 35 40 45 50 55 60 65 70 75 80 85 L 90 95 m/ z 41.10 67.90% Abundance #3758:2-Propenoic acid, 2-methyl- (CAS) $$ Methacrylic ac... 41 85

5000 AMAN 1 , n W 4.00 4.20 4.40 4.60 69 m/z 43.10 50.23% 38 45 58 ■ ।11' 1111111111111

m/z-> Of - ----- 20 25 30 35 40 45 50 55 60 65 70 75 80 85 HI... 90 95 Abundance #3602: Methacrylamide $$ 2-Propenamide, 2-methyl- $$ .alph... 41 85 MAAAAALAA 44 4.00 4.20 4.40 4.60 5000 m/z 60.00 26.96% 69

53 .. .......... 01 ■ ■ । ■ ■ ■ ■ ।1 ■ > ■ । ■ i1'1111 ■ I ■ i ■ ■ ■ ■ [ ■ 111"11" " i1 mfe-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #8524: Oxirane, (2-methylpropyl)- (CAS) $$ 1,2-Epoxy-4-met... 85 4.00 4.20 4.40 4.60 m/z 42.10 20.98% 41 55 5000 29 58

69 0 ‘ ■ i 1 ■ 1 1 i 1 ' 1 1 i 1 ' ' ■ i ' 1 n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4.00 4.20 4.40 4.60

3247.D HP022102.M Mon Mar 04 12:33:20 2002 Page 5

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