GCMS analysis results for sample AE08756, May 2002

NYC 9/11 Public Portal Document

- Data File C:\MSDCHEM\l\DATA\050202\8756.D Vial : 15 Acq On 2 May 2002 11:05 pm Operator: Mclean Sample 4/29 re-ext 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 5 2-Pentene, 2,3-dimethyl- Concentration Rank 8

R.T. EstConc Area Relative to ISTD R.T. 5.04 0.22 ug/L 161258 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentene, 2,3-dimethyl- 98 C7H14 010574-37-5 2 3-Penten-2-one, 4-methyl- 98 C6H10O 000141-79- 32 3 3-Penten-2-one, 4-methyl- 98 C6H10O 000141-79 7 9 4 Cyclohexane, methyl- 98 C7H14 000108 7-2 9 Abundance Scan 333 (5.036 min): 8756. D (-328) (-) m/z 83.10 100.00% 55 83

5000 43 98 35 50 AAMA I I I I I It I I I I I ..... N,

/z-> 10 1 1 1 1 1 1 1 1 1 1 i 20 30 ML 40 I 50 ■ ■ । 60 ■ ■ ■ ■ । 70 ■ ■ ■ ■ । 80 ■ ' 90 ' 100 4.60 m/z 4.80 55.10 5.00 5.20 88.26% 5.40

Abundance #32863: 2-Pentene, 2,3-dimethyl- 55 83 41

5000 .......... 1 (k........ [ I i 1 1 | 1 1 ' ' | 1 1 ‘ ' | 11 1 1 | 1 1 1

27 98 4.60 4.80 5.00 5.20 5.40 69 m/z 98.00 38.26% 15 ■ ’ i -364 ll.. 59,1 1dt634441—774 —91 4 1 r /z-> 10 20 30 40 50 60 70 80 90 100 Abundance #116425: 3-Penten-2-one, 4-methyl- 55 83 । 1 1 ' 1 । 1 1 1 ' । ' 1 1 i ■ ■ ' ' i ■ 1 ' 4.60 4.80 5.00 5.20 5.40 5000 43 m/z 4 3.10 35.55% 98 29 / 38 . 3& 50 I . 62 67 77 I I I — — I I I I I I 'I ! 89 i 1 1 /z-> 10 20 30 40 50 60 70 80 90 100 Abundance #111648: 3-Penten-2-one, 4-methyl- I ' 1 ' ' I ‘1‘/’ । । i । I | i i r < । i i i 55 83 4.60 4.80 5.00 5.20 5.40 43 m/z 39.20 31.28% 5000 29 98

m/z--> -23 10 20 4—+ 30 38 r

40 50 । , 62 67 72 77 50 I I I I ’ I ■ I 1 I ■ I "1 "I I ' I I I 60 70 80 +9 90 100 I ' ' ' ' I' r 11 r ‘ 1 1 1 1 11 1 1 1 4.60 4.80 5.00 5.20 5.40 1 1.1, 8756.D 050102.M Mon May 06 14:02:58 2002 Page 8

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