GCMS analysis results for sample AE10137, May 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\MSDCHEM\1\DATA\051302\10137.D Vial: 9 Acq On : 13 May 2002 6:00 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 4 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T.

5.97 15.83 ug/L 12792200 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

l 2-Pentanone, 4-hydroxy-4 -methyl- 116 C6H12O2 000123-42-2 83 2 2-Pentanone, 4-hydroxy-4 -methyl- 116 C6H12O2 000123-42-2 78 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 78 4 Acetone____ 58 C3H60 000067-64-1 32 Abundance Scan 492 (5.970 min): 10137.D (-486) (-) m/ z 43.10 100.00% 43

5000 59 101 560 5.80 6.00 6.20 6.40

m/z-> ol ........ ) 3,1 10 20 30 40 50 —53+ IT 60 65 71 70 80 83 90 1. 100 110 m/z 59.10 33.79% Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 560 5.80 6.00 6.20 6.40 59 m/z 58.05 23.19% 101

miz-> 01 11/11272 10 20 30 38,140 , 485053,, 60 677072 778083 9091 96,100| 1 ' ' i'7 1 1 1 I ■ 1 i ' ' ' ■ i 1 ■ r ■ i ■ ■ ■ 1 i ' ■ ■ ■

110 i ■

Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 560 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 13.41%

92 — 101 m/z-> 01 .........29,71.39, 10 20 30 40 ‘'I 1 1** 50 60 70 80 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43 560 5.80 6.00 6.20 6.40 m/z 41.10 5.95%

5000 59

15 101

/z—> 0 ........... . 10 •,. 29.31.39,1 20 30 40 53 , 83 I Il 1 ■ 1 ■ 1 1 1 1 ' 1 I ''' ■ 1 I 50 60 70 80 90 + 100 110 TdnK—mTTTTTT 5.60 5.80 6.00 6.20 6.40

10137.D 050102.M Tue May 14 11:40:04 2002 Page 7

NYC-WTC_000023449