GCMS analysis results for sample AE12327, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052802\12327.D Vial: 7 Acq On : 28 May 2002 7:11 pm Operator: McLean Sample : 5/24 ad 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 9 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.93 9.63 ug/L 5323440 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 83 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 00.0123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H12O2 000540-88-5 36 Abundance Scan 485 (5.929 min): 12327.D (-480) (-) m/z 43.10 100.00% 43

5000 59 101 5.60 5.80 6.00 6.20 01 _3 +48,53+4 1 I ‘ 1 ' 1 i ' ‘ ' 1 1 1 1 1 ! 1 S3 88 , | I t ■ 1 ■ 1 1 ■ 1 1 ■ i 1 ■ ■ ■ i ‘ 1 ' 1 i 1 ’ 1 1 r ’ m/z 59.10' 36.84% miz-> 10 20 30 40 50 I60 70 80 90 100 110 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 ‘ T ‘ ‘ r ‘ ' ' mra ...i 5.60 5.80 6.00 6.20 m/z 58.10 21.06% 15 101

miz-> 01 10 .20,. 263 30 .39, 40 1 , +53+ 50 S3 , | •T' 1 1 ' I ' 1 ' 1 1 11 1 ' I 1 1 1 ' I ' 11 1 1 1 60 70 80 90 100 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 PrHrrmmTTmrT 5.60 5.80 6.00 6.20 5000 m/z 101.10 14.78% 59

Ot ..238 tTP* TI 1.407 r j-i r't’t । i t f t j f 62 83 — 93 101 ( m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 —6.00 mmm-6.20 m/z 41 a 05 6.15% 5000 59 101

m/z-> 0- P10+*11127,32.38, 20 30 40 4 +48,53+ 67 72 77 83 fn TI" T )■■■ i tr । I 91 96, | ' '-| 1 **11/000/*//—// 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20

12327.D 052202.M Thu May 30 10:41:11 2002 Page 11

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