GCMS analysis results for sample AE10811, May 2002

NYC 9/11 Public Portal Document Data File : C:\MSDCHEM\1\DATA\051402\10811.D Vial : 21 Acq On : 15 May 2002 6:39 am Operator: Mclean Sample : 5/7 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 6 3-Oxetanol, 2,2,3-trimethyl- Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 7.73 0.33 ug/L 311716 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Oxetanol, 2,2,3-trimethyl- 116 C6H1202 025910-96-7 2 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02-3 22 3 5-Hexen-2-one 98 C6H10O 000109-4929 9 4 3 -Pyrrolidinol 87 C4H9NO 040499- -0 9 Abundance Scan 792 (7.733 min): 10811 ,D (-787) (-) m/ z 43.10 / 100.00% 43

5000 58 , , J l , 98 l l ' 1 ' 1 J-1 1 >> I I I I I I

01 _ A I4,9, Jill 1 1 1 1 1 1 1 ' I TL । 1 1 ■ 1 । 7.40 m/ z 7.60 58.10 7.80 8.00 31.54%

L Tl/Z-> 10 20 30 40 50 60 70 100 Abundance #5761: 3-Oxetanol, 2,2,3-trimethyl- 43

MAwhMw WWWWwAwy 5000 ■ ' i ' ' 1 1 i 1 1 1 ' i ' 1 1 1 i ' ' 1 ' I 58 7.40 7.60 7.80 8.00 29 71 m/z 87.10 17.94% 86

m/z-> O+ .... 21-l 384 +—5053 . .......... 10 20 30 40 ) 60 70 80 1 81 i 1 1 1'1 i 90 ' 1 98 ' 1 100 i ■ 1 ■ ' i

Abundance #110033: 4-Penten-2-one, 4-methyl- 43 — ■ ■ । ■ ■ 1 i ■ ■ ' ' i 7.40 7.60 7.80 8.00 5000 m/z 41.10 17.54%

28 83 55 98 Of ■ ■ i 1 1 ■ ■ । .. ill, 1.311 I, !, --------- m/z-> 10 20 30 40 50 60 70 80 90 100 Abundance #109454: 5-Hexen-2-one Uw 441l——ib 43 7.40 7.60 7.80 8.00 m/Z 98.10 16.36% 5000

15 27 55 1 I........ J I 32 38 ! 50 63 71 77 83 98 0 r1 1 ' । r1 । । । । । ' । । । । 1■ I ! |‘1'I I 1 i 1 1 ' ■ 1 1 1 1 1 I ■ 1 ■ । ■ I । । । m/z-> 10 20 30 40 50 60 70 80 90 100 7.40 7.60 7.80 8.00

10811.D 050102.M Thu May 16 14:13:11 2002 Page 10

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