GCMS analysis results for sample AE09576, May 2002

NYC 9/11 Public Portal Document

. Data File : C:\MSDCHEM\1\DATA\050902\9576.D Vial: 12 Acq On : 10 May 2002 12:15 am Operator: Mclean Sample : 5/8 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-Hexanone, 5-methyl- Concentration Rank 3

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

7.72 0.41 ug/L 503342 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Hexanone, 5-methyl- 114 C7H140 000110-12-3 25 2 Methyl 1-methylcyclopropyl ketone 98 C6H10O 001567-75-5 10 3 4-Penten-2-one, 3-methyl- 98 C6H10O 000758-87-2/10 4 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-0273 9 Abundance Scan 791 (7.726 min): 9576.D (-786) (-) m/z 43.10 100.00% 43

5000 58 87 98 7.40 7.60 7.80 8.00 0- ......................... 1,1, 1.50.11.1 69 | ■ ■’। ■ > - ■ i ■ I 1 1 i ■ m/ z 58.10 29.09% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #5735: 2-Hexanone, 5-methyl- 43

MW 5000 58 7.40 7.60 7.80 8.00 m/z 87.10 19.64% 15 27 71 51 . I 65 | 81 99 114 m/z-> 0- 1 10 ..... 20 11,11371/ 30 40 |-'' I* 50 60 70 80 90 100 110 120 Abundance #5005: Methyl 1-methylcyclopropyl ketone 43 .................. A 7.40 7.60 7.80 8.00 5000 m/z 59.20 13.37% 55

29 83 98 0- 1 ■ i ■ 15 ■ i ' ,111.371/ 49,1111/63.997744 miz-> 10 20 30 50 40 60 70 80 90 100 110 120 Abundance #109148:4-Penten-2-one, 3-methyl- 1 ' i ■ ■ ' ■ i ' ■ ■ ' I ' ' ' ' I 43 7.40 7.60 7.80 8.00 m/ z 98.10 12.52%

5000

27 49 55 62 69 77 83 9 0 .... ................ 1 1 1 I'1 11 1 i ■ ■ ■ ■ i ■ ' ■ ■ i ■ ■ ■ ' i ■ 1 ■ 1 i ' ' 1 ■ i ' ' ■ ■ i 1 '

iz-> 10 20 30 40 50 60 70 80 90 100 110 120 7.40 7.60 7.80 8.00

9576.D 050102 .M Mon May 13 11:51:40 2002 Page 7

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