GCMS sample AE11905 results, June 6 2002

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Data File C:\MSDCHEM\l\DATA\060402\11905.D Vial: 8 Acq On 4 Jun 2002 9:33 pm Operator: McLean Sample 6/4 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 13 Butanoic acid, 2-methyl-, m.. Concentration Rank 8

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

4.52 0.58 ug/L 397501 1,4-dichlorob'enzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, 2-methyl-, methyl... 116 C6H1202 000868-57-5 40 2 Butanoic acid, 2-methyl-, methyl... 116 C6H1202 053955-81-0 28 3 Butanoic acid, 2-methyl-, methyl... 116 C6H1202 000868-57-5 23 4 Sulfide, allyl methyl 88 C4H8S 010152-76-8 10 Abundance Scan 246 (4.524 min): 11905.D (-242) (-) m/ z 88.00 100.00%

k. 80 57 41

5000 "MWMrywhas 101 35 4.20 4.40 4.60 4.80 51 1 Tl/Z-> 0- ''I10......... 20 30 .1.1 40 - 50 60 ■ । ■ ■ ■

70 80 90 100 • । ■ ■ ■ ■ । ■

110 120 m/z 57.10 80.73% Abundance #17382: Butanoic acid, 2-methyl-, methyl ester 57 88 29 W 41 5000 4.20 4.40 4.60 4.80 101 m/z 41.10 73.31% 69 51 . 1’1)1 niz-> Abundance 0-# 10 20 30 ’ri 40 50 60 90 70 100 #17385: Butanoic acid, 2-methyl-, methyl ester, (.+/-.)- 57 80 80 I 1111 I 1 1 11 1 1 1 ' 1 1 1 ' 110 . 120 Mpowuiuj • ' ■ i ‘ ' i ■ ■ • ■ i ■ ■ ■ ■ i ■ ■ ' ■ i

41 4.20 4.40 4.60 4.80 5000 29 m/z 85.00 43.52%

15 74

miz-> Abundance 0- ' 1 I ’ ' 1 1 I ' —H 10 20 — 30 —4 40I 50 60 + 1—T 70 80 90 100 . 101 116 i ■ ■ ■ ■ i ■ 1 ■ 1 1 ■ ' 1 1 i 1 ■ 110 120 #117026: Butanoic acid, 2-methyl-, methyl ester 57 80 4.20 4.40 4.60 4.80 m/z 84.00 41.82%

5000 29 41 101

..... 12 Pam +51+ . _ 6975 81 , 11PPm 0- . 116 I ■ ■ • ■ i ■ ' ■■i■11 ■ ■ । ■ ■ ■ ■ i111 ' i1' ■ ■ i 1 11 11 tJz-> 10 20 30 40I 50 60 70 80 90 100 110 120 4.20 4.40 4.60 4.80

11905.D 060302.M Wed Jun 05 14:03:55 2002 Page 16

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