GCMS analysis results for unknown compounds, June 2002

NYC 9/11 Public Portal Document MUUL.U LCp

Data File C:\MSDCHEM\1\DATA\060702\12742.D Vial: 16 Acq On 7 Jun 2002 8:47 pm Operator: Sample Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 13 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 11 R.T. EstConc Area Relative to ISTD R.T. 5.95 0.74 ug/L 485632 1,4-dichlorobenzene-d4 9.89

Hit# of 5 Tentative ID MW MolForm CAS# Qua

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 78 2 2-Pent anone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2/72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 59 4 Acetone______ 58 C3H60 000067-64/1 16 Abundance Scan 489 (5.952 min): 12742.D (-482) (-) m/z 43.10 10*0.00% 4)3

5000 59

38 49 — 83 101 । 5.60 5.80 6.00 6.20 Of ... 1/11 +1117 p — m/ z 59.10 30.50% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 * * 1 * 1 ■ ■ i * * ■ * 1 1 1 ■ * I-i 1 < * ■ I 1 560 5.80 6.00 6.20 59 m/z 58.10 25.32% 101 01 ......... 77,32,38, +48,53 Paatganin/nip 67 72 77 83 91 96, | i’ra - 1 . 1 . I ।1 ■ । । ■

L miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 4)3 I AAA / 1 1 1 ‘ 560 5.80 6.00 6.20 5000 59 m/z 101.00 10.66%

92 93 101 . 01 ■ i ■ ■ ■ ■ 1 1 2 631.38,1 83 1 —4 I4*4I**’’1*’’’IIC’ITIIII m/z-> Abundance 10 20 30 40 50 60 70 80 90 100 110 #109755:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 _L 1 1 rri 1 ■ 1 ■ ■ ■ ■ i ■ 6.00 6.20 m/z 49.10 7.62%

5000- 59

15 34 101 0 , . _ 261 ,38,1, +53+ I I I I ‘ 1 11 . "114 i .1’1'1 I ■ ■ ■ 1 i ■ ■ ' ■ 1 83 - ■ ■ i ■ mfe-> 10 20 30 40 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20

12742.D 060302.M Mon Jun 10 11:26:45 2002 Page 16

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