DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C: \MSDCHEM\1\5973N\02FEB27\02453.D Vial: 4 ’ Acq On : 27 Feb 2002 5:47 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 27, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l-..\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Butanoic acid, methyl ester... Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T.

3.61 0.14 ug/L 55727 1,4 -Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 2 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 78 3 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 72 4 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 72 Abundance Scan 21 (3.611 min): 02453.D (-) m/z 43.10 100.00% 43 74

5000 59 87 /V) N A "‘1’11111111111111171/111711113 — 3.50 3.60 3.70 3.80 3.90 4.00 O— ■ i ■ ■ । ■ i 1 ■ ■ ■ i , 49 I ’ ■ ■ i ■ ■ ■ ■ । ■ i ■ i - ■ i ■ 1 i ■ 1 ' 1 i ■ 1 ' ' i m/z74.00 91.94% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9228: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74

5000 ‘ 11 ■' 1' n I' " ' I " 111'11111 " 11 59 87 3.50 3.60 3.70 3.80 3.90 4.00 m/ Z 71.00 59.47% 102 0- ■ ‘ । ' ' ' ' । 1 ' ' ■ i 1 1 1 1 । 11 T—m m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9220: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43

74 .. . ..... A... 3.50 3.60 3.70 3.80 3.90 4.00 15 m/ z 41-10 35.13% 5000 27 59 87 33 0000000—0—0—0.1 | 102 0- ■ ■ i ■ ■ > ' । > I ।' । । ■ । [ 1 1 i 1 ■ ■ ' i 1 ' 1 1 i 1 r ' ■ i m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9219: Butanoic acid, methyl ester ‘ 111 ■ ■ i ■' ‘‘T 4 3.50 3.60 3.70 3.80 3.90 4.00 m/z 87.00 31.39% 74 5000 27 15 59 87 33 38 | | 102 0 II*I1 ' ■ 1 i 1 1 1 1 i ■ ' 1 1 i ' '"I 1 rh 1 1 1 ' 1 Pmn- m/z—> 10 20 30 40 50 60 70 80 90 100 110 3.50 3.60 3.70 3.80 3.90 4.00

32453.D HP022102.M Thu Feb 28 08:47:22 2002 Page 4

NYC-WTC_000005073