GCMS analysis results, sample AE12477, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052902\12477.D Vial: 19 Acq On : 30 May 2002 12:45 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 14 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 5.94 1.59 ug/L 956371 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 33 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 33 4 2,3-Butanedione, monooxime 101 C4H7NO2 000057-71-6 25 Abundance Scan 488 (5.947 min): 12477.D (-479) (-) m/z 43.10 100.00% 43

5000 59 ■ • i ' * 1 ■ i • ■

85 101 1 125 5.60 5.80 6.00 6.20 37 1, , 51 OtT'l | 1 1 I I | 17T7 I | , 1-| ■I'|llll ,'! |'l 1'1 TPmapHr ■ i ■ 1 ’) ponnapi ,'i’. । . . m/z 59.10 25.13% n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl-

L 43

5000 (W A 1 ■ i 1 59 ‘ ‘ i ‘ । • 5.60 5.80 6.00 6.20 m/z 58.10 16.09% Ra 01 — PTm’l 25,31 37 „ 83 . 93 1011 1 111+I* i"‘ i' 11 । > ' i 11 • . ■ । ■ । i • ., । • ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43 AAAH-4—4 —MPA—44 5.60 5.80 6.00 6.20 5000 m/z 101.10 9.90% 59

15 „ 31 _ 101

miz-> 01 ■ ■ i 1 i TTTTH -53+ 25, I 37, i,, 83 ,I 10 20 30 40 50 60 70 80 90 100 110 120 130 I ■ ■ • ■ i • ■ ■ ■ i ■ ■ ■ ■ t' ‘ •111 ■ ‘ • i ■ ■ ■ ■ i ■ ■1 • i ■ ■

Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 1 1 I ' 1 1 1 1 1 1 I ' , , , । , । * 43 5.60 5.80 6.00 6.20 m/z 41.10 5.41%

5000

0 27 37 --L744 * 53, ’ 59

67 77 83 91 101 , | I ■ 1 ■ • i1 • ■ • i ■ ‘ ■ ■ i ■1 11 i1 ‘1 ■ i • • ■ • i 1 ■ ■ ■ i ■ ■ YAoak iz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20

12477.D 052202.M Mon Jun 03 11:39:35 2002 Page 17

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