GCMS analysis results, sample AE12531, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052902\12531.D Vial: 22 Acq On : 30 May 2002 3:11 am Operator: McLean Sample : gc/ms scan 5/28 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 1 Butanoic acid, methyl ester Concentration Rank 14 R.T. EstConc Area Relative to ISTD R.T.

3.47 0.22 ug/L 165001 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 78 2 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 64 3 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 50 4 Propanoyl chloride, 2-methyl- 106 C4H7C1O 000079-30-1 12 Abundance Scan 67 (3.473 min): 12531 .D (-61) (-) m/ z 43.10 100.00% 43

W. 74

5000 87 "wa 59 38 50 I 3.20 3.40 3.60 3.80 o! — m/z 74.10 91.14% 11 i ■ 1i' ■ ■ ' i ■ ■ 1 ■ i ■ n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109995: Butanoic acid, methyl ester 43 74 5000 27 ‘ ■ I ‘ ‘ 1 ■ I ' ‘ ' 1 1 ‘ ' 15 3.20 3.40 3,60 3.80 59 87 m/z 71.10 63.88%

niz-> ol —91 10 .... 20 ..38 30 40 +1 , IP 1 ' 69 50 ,531 60 11" 70 80 | 90 102 100 110 Abundance #109993: Butanoic acid, methyl ester 43 74

3.20 3.40 3.60 3.80 5000 m/z 41.10 32.04%

miz-> Abundance 01 ' ■ i • ‘ 1 ■ i ■ 10 20 27

1,73338 4 9L 30 40 50 60 59

70 69 1 1111111 80 #109994: Butanoic acid, methyl ester 90 100 110 87 102 Moawy"onhW 43 320 3.40 3.60 3.80 74 m/z 87.10 25.00%

5000 27 59 15 87 A

miz-> 0 .Bp 10 20 133.34 30 40 +531 TIi 1 6941"+ 102 I ■ r 1 1 I ‘ । 1 1 I'1 ' 1 1 1 1 50 60 70 80 90 100 110 3.20 3.40 3.60 3.80

12531.D 052202.M Mon Jun 03 11:42:51 2002 Page 4

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