GCMS analysis results, Feb 27 2002

NYC 9/11 Public Portal D ocument

Library Search Compound Report Data File : C:\MSDCHEM\l\5973N\02FEB25\01136 .D Vial: 3 Acg On : 25 Feb 2002 12:53 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 25, 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 2 Butanoic acid, methyl ester Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T.

3.63 0.16 ug/L 66477 1,4-Dichlorobenzene-d4 9.72

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 83 2 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 3 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 83 4 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 Abundance Scan 23 (3.634 min): 01136.D (-) m/z 74.00 100.00% 43 74 A 5000 59 87 I" " i ■ ■ ■ ■ i y 350 3.60 3.70 3.80 3.90 4.00 0- ' ■ i ■ ' ' ■ i 1 ■ ’ 1 1 ‘ ' 1 1 I |i 1 .......... 1 > । • < 1.. * ,r < 1 । > ।I.............. m/z 43.10 94.95% n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9217: Butanoic acid, methyl ester 43 74

5000' 27 59 A (1114 AM 3.50 3.60 3.70 3.80 3.90 4.00 87 m/z 71.00 67.73% 33 ' ■ I 4 102 0- ' i 1 ■ 1 ■ I 1‘ । I ■ ' । ■ I ————————— m/z-* 10 20 30 40 50 60 70 80 90 100 110 Abundance #9228: Butanoic acid, methyl ester (CAS) $ > Methyl butyrat... 43 74

3.50 3.60 3.70 3.80 3.90 4.00 ' 5000 m/z 41.10 29.50% 59 87

102 0- ' 1 i ' ' ’ ' i ' 1 1 ' i 1 1 ■ 1 i 1 TT——- 11111II m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9219: Butanoic acid, methyl ester I' ■'' I'''11 43 3.50 3.60 3.70 3.80 3.90 4.00 m/z 59.10 27.91% 74 5000 27 15 59 87

m/z-> 0 ‘ I*’*‘I’ 10 20 30 338,40 i • > । 50 । • i < 60 TTT+ 70 102 « । I ■ < 11 ■ । । > > . ] i > ■ . T 80 90 100 110 21111Tnpuungr 3.50 3.60 3.70 3.80 3.90 4.00

01136.D HP022102.M Tue Feb 26 08:29:55 2002 Page 4 NYC-WTC_000003451