GCMS analysis results for sample AE10304, May 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\050802\10304.D Vial : 7 Acq On 8 May 2002 6:41 pm Operator: Mclean Sample 5/1 eh 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 7 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 5.97 13.14 ug/L 8947940 1,4-Dichlorobenzene-d4 9.93

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 72. 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-264 4 Acetone____ 58 C3H60 000067-64-1 32 Abundance Scan 491 (5.964 min): 10304.D (-475) (-) m/z 43.10 100.00% 43

5000 59 ,11 101 5 60 5.80 6.00 6.20 6.40 01 .... .. m 37,1 +53 I ‘ 67 73 83 , | 119125 ' l ' ' 1 ' i 1 ' 1 ' l 1 1 ' 1 l ' ' ' 1 i 1 1 ‘ 1 l ' ‘ ' i 1 ' m/z 59.10 31.88% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 1IT///’/—/Id4//—I////I-m 59 5 60 5.80 6 00 6.20 6.40 m/z 58.05 21.42% 15 101 / 01 ' ' 1 1 1 ' 1 1 1 2531 37,1 +TTTT 53, 83 , I I ' ' ' 1 1 1 1 1 ' i ''' ' 1 1 1 ' 1 1 1 1 1 1 1 I 1 1 1 1 I 1 1 1 1 1 1 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 12.80%l

92 83 — 93 101 I m/z-> O+ 1 10 . 20 25,31,37, 30 40 —4 50 I 1 1 1 ' i ■ 1 ■ 1 i 1 1 ' ' i ■ ' ' 1 i ' 1 1 1 i 1 1 1 1 I ' 1 1 1 1 1 1 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5 60 5.80 6.00 6.20 6.40 m/z 41.10 5.73%

5000 59

0 ........27371 - 53 67 111/1/1/1141 1 1 I ' 1 1 1 1 1 77 83 91 , 1............ ................... —Tp7"1 merr (Sit T PP 1 ■ m/z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

10304.D 050102.M Thu May 09 13:50:24 2002 Page 10

NYC-WTC_000045106