GCMS analysis results for sample AE10134, May 8 2002

NYC 9/11 Public Portal Document

Data File C:\MSDCHEM\1\DATA\050202\10134.D Vial: 26 Acq On 3 May 2002 9:42 am Operator: Mclean Sample 4/29 ad Inst : Instrumen Miso : 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 4-Penten-2-one, 4-methyl- Concentration Rank 6

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

7.73 0.36 ug/L 201418 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02-3 17 2 Methyl 1-methylcyclopropyl ketone 98 C6H10O 001567-75-5 9 3 tert-Butyl Hydroperoxide 90 C4H10O2 000075-91-2 9 4 Acetone 58 C3H60 000067-64-1 7 Abundance Scan 792 (7,733 min): 10134.D (-785) (-) m/z 43.10 100.00% 43 __

5000 wwwwyW 58 87 ' 1 i ' ' ' ' i ' ' ' 1 i 1 1 1 ' i 1 ' ' 1 i 98 7.40 7.60 7.80 8.00 T I" " I ’"' I ‘"11 " " I Th1 I 1 p ■" p1" 11' ■ ।"r 11 ’ 1’711" ‘I III m/z 58.10 28.00% m/z--> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 A Abundance #110033: 4-Penten-2-one, 4-methyl- 43

5000 W- arbs Worop I 1 I 1 III I I I I I I I I I I I I T I I I 7.40 7.60 7.80 8.00 28 83 m/ z 87.10 22.29% 55 98 T ,34 t | I . >I | I I I I । II I I |I ’ 1 |’ ' ri p-r, V] ti/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #5005: Methyl 1 -methylcyclopropyl ketone 43 II il ■ "l 1' ‘ ' I ‘ ' I 7.40 7.60 7.80 8.00 5000 m/ z 59.10 20.16% 55

29 83 98 15 111111111111111 50 . 63 69 77 | 11 11111111111 ■ r "' p 111 p " ■ p " P1111 r " ■ p 111 p111 p 11' r1" T" 1111111" " r +t m/z->5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #5471: tert-Butyl Hydroperoxide ■ ■ । ■ i ■ ■ I 1 ■ ' ' i ' 1 1 1 i 43 57 7.40 7.60 7.80 8.00 m/ Z 41.10 16.78% 5000 29 15 | . J m/z-> T 5 ■■ p"' ............. 241 AlptHy 1 38 50 , 75 | 90 1DTT TTTTUNTpuu 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 P"1!""] 44 .11 7.40 7.60 7.80 8.00

10134 .D 050102 .M Mon May 06 12:24:16 2002 Page 10

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