GCMS analysis results for sample AE10163, May 2002

NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\DATA\051302\10163 .D Vial: 11 Acq On : 13 May 2002 7:38 pm Operator: Mclean Sample : 5/9 kb 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 2 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.97 16.90 ug/L 14127300 1,4-Dichlorobenzene-d4 9.93

Hit# of 5 Tentative ID MW MolForm CAS# Qua

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 83 116 C6H12O2 000123-42-2 78 2 2-Pentanone, 4-hydroxy-4-methyl- 3 2 -Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 72 4 Acetone____ 58 C3H60 000067-64-1 38 Abundance Scan 492 (5.970 min): 10163.D (-479) (-) m/ z 43.10 100.00% 40

5000 59 101 560 5.80 6.00 6.20 6.40 67 73 80 m/z-> 01 1 10 ........... 20 p 30 34,140 148,53, 50 ।60 ' I ■ ' ■ 1 i ' ■ ■ ' i ■ 1 ■ 1 I 1 70 80 90 +1PII 100 110 m/z 59.10 32.42% Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 40

5000 ' i 1 * ■ ' i ' 5.60 5.80 6.00 6.20 6.40 59 m/ z 58.10 23.74% 101 01 ' ■ i ■ 1 ' ' i ' ,37,32 38,1 +48,53+ 67 72 77 83 91 96, | ■ ■ i ' 1 ■ ■ i ■ ■ 1 ' 1 1 1 ' 1 i 1 ' 1 1 I ■ rnlz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 40

5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 12.50% 59

15 101

n/z-> 01 ............... . 11 ' 10 20 26,3]30 ,38,140 Bi '50i n’l 60 83 . | 53 , —Im—PTOTTT 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 560 5.80 6.00 6.20 6.40 m/z 41.20 5.68%

5000 59

-—29,31,39,1 92 03 93 101 — । 0 i ■ . i । .'i i • ■ ■ ■ i 1 1 1 1 i 1 1 1 1 "n■ 1 i ■ ■ 1 ■ i ' Tnr rmri । Tttttt -rT r miz-> 10 20 30 40 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20 6.40

10163.D 050102.M Tue May 14 11:41:24 2002 Page 5

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