GCMS blank results for sample AE03510, March 28, 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02MAR08\03510.D Vial: 6 Acq Ori : 8 Mar 2002 2:46 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 4 3,4-Dihydropyran $$ 2H-Pyra... Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T. 4.88 0.11 ug/L 59784 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qua'

1 3,4-Dihydropyran $$ 2H-Pyran, 3,... 84 C5H80 000110-87-2 2 Furan, 2,3-dihydro-4-methyl- 84 C5H80 034314-83-5 9 3 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83- 59 4 2-Butenal, 2-methyl-, (E)- (CAS)... 84 C5H80 000497-03-0 40 Abundance Scan 133 (4.875 min): 03510.D (-) m/z 83.95 100.00% 84 55 59 41 www 5000

44 49 4.60 4.80 5.00 5.20 — TTu’i m/z 55.00 77.83% 0- ‘11’111121111 ‘ 11 i •1 ■ ■ i ■ • • ■ i • • • ■ i • •" i ■ ■ mz-> 20253035404550556065 70 75 80859095 Abundance #3376: 3,4-Dihydropyran $$ 2H-Pyran, 3,4-dihydro- (CAS) $$... 55 84

5000 AM 4.60 4.80 5.00 5.20 69 m/z 59.10 66.89% 51 66 81 01 *mmmmmmmmmmmm TTTTT IIBpuaati—r miz-> 2025303540455055 60 65 70 75 80 85 90 95 Abundance #3350: Furan, 2,3-dihydro-4-methyl- 55 84 -4 4.60 4.80 5.00 5000 41 m/z 41.10 51.15% 27 69 37 44 51 0+ •n-p-m-p- TIPPp—r I - -I - - mz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #3351: Furan, 2,3-dihydro-4-methyl- (CAS) $$ 4-METHYL-2.3-... 55 84 AAMAAL A,, 4.60 4.80 5.00 5.20 m/z 83.00 48.63%

5000 41

69 44 51 0 -i-r-p-n-r T’’1111’1117 — "t1’111111111111111 ’111U13 *-p " i ■' ■ ■ i miz—> 2025303540455055 60 65 70 75 80 85 90 95 4.60 4.80 5.00 5.20

03510.D HP022102.M Fri Mar 15 10:09:04 2002 Page 6

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