GCMS analysis results for sample AE11384, May 22 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\051702\11383 .D Vial: 10 Acq On : 17 May 2002 8:07 pm Operator: Mclean Sample : 5/15 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 4 3-Oxetanol, 2,2,3-trimethyl- Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T. 7.73 0.36 ug/L 341305 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Oxetanol, 2,2,3-trimethyl- 116 C6H1202 025910-96-7 38 2 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02-3 27 3 Methyl 1-methylcyclopropyl ketone 98 C6H10O 001567-75-5 A 4 2-Propanone, 1-(1-methylethoxy)- 116 C6H1202 042781-12-4 9 Abundance Scan 791 (7.727 min): 11383.D (-786) (-) m/z 43.10 100. 00% 4)3

5000 58 87 ■ ' I ' ' ' ' I ' ' ‘ ' I ' 1 ' ' I । 98 7.40 7.60 7.80 8.00

m/z-> 0/ 1 11 - 10 20 30 40 48 50 -Ll—4 .gg 60 80 90 70100 m/ z 58.10 30.06% Abundance #5761:3-Oxetanol, 2,2,3-trimethyl- 43

WMM 5000 58 1 1 1 I 1 ' ' ■ I ‘ ' 1 1 I ' 1 1 1 I 1 ' ' ' I 7.40 7.60 7.80 8.00 29 71 86 m/z 87.00 18.18% A m/z—> O+ ....... 10 ?1.|/ 20____ 30 384 40 - 50 53,11 I . 65 60 70' । ' । । । । 1 । । । । । 81 | । ' ' 98 ' 11-1 80 90 r' i 1 1 1 1 i 100 Abundance #110033: 4-Penten-2-one, 4-methyl- 43 f

7.40 7.60 7.80 8.00 5000 m/z 59.10 13.82%

28 83 98

m/z-> Abundance 0! ' 1 i 1 1 1 1 I 10 20 ,01,1.2380.157, 30 40 50 60 70 80 m 90 100 ............... _

#5005: Methyl 1 -methylcyclopropyl ketone 4)3 7.40 7.60 7.80 8.00 m/z 41.20 13.63%

5000 55 29 83 98 5 38,1 I 50! , 0 ' 1 1 ' ‘ 1 ' i ■ 1 1 1 1 1 1 'I1 , 63 69 77 | i I1 I 1 1 i ' ' 1 1 ■ I ■ ■ ' ■' i ' 1 ■ ■ i ' ' 1 I ' ' ' 1T miz-> 10 20 30 40 50 60 70 80 90 100

11383.D 050102.M Tue May 21 11:55:23 2002 Page 7

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