GCMS analysis results for sample AE03249, March 2002

NYC 9/11 Public Portal Document

Data File : C: \MSDCHEM\1\5973N\02MAR01\03249.D Vial: 4 . Acq On : 1 Mar 2002 6:28 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 1, 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 6 2-Butenal, 3-methyl- (CAS) ... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 4.86 0.18 ug/L 86674 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 72 2 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H80 000107-86-8 72 3 Furan, 2,3-dihydro-4-methyl- 84 C5H8O 034314-83-5 64 4 3,4-Dihydropyran $$ 2H-Pyran, 3,... 84 C5H80 000110-87-2 59 Abundance Scan 132 (4.864 min): 03249.D (-) m/z 84.00 100.00% 84

55 5000 41 59

mfe-> 01 111 ■ ■1 ■ i ‘' ■ ■ i11' ■ ।'1111X 20 25 30 35 40 45 50 55 60 65 70 75 80 85 '' i ■1 111' ' ‘ • i1'' ■ i ■ ■ T-p-r 90 m/z 4.60 4.80 55.00 5.00 5.20 62.42% Abundance #3221:2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55

5000 39 0 W.. 27 4.60 4.80 5.00 5.20 m/z 83.00 46.10% 69 I 11 ' । I ' 41 — 44

m/z-> 01 TT-pr-r-n-pr 20 25 o 30 35 40 45 50 55 60 65 70 75 80 85 90 I ■ ■ ■ 1 i11

Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 55 1 ■ ■ i ■ ■ ■ ■ 4.60 4.80 5.00 5.20 39 m/ Z 59.00 46.03% 5000 27

69

miz-> O+ TT-p-r-n-p- TTTTTTT+T i11' h 1 20 25 30 35 40 44

45 41 H " 50 55 60 65 1111111"1' T h' 70 75 80 85 '' 111 90 Abundance #3350: Furan, 2,3-dihydro-4-methyl- A ■ ■ i 1 ' 55 84 4.60 4.80 5.00 5.20 m/z 41.10 45.47%

5000 41 27 j

m/z-> 37 0 TT-p-r-n-pr " I " " 11 1' 20 25 30 35 40 45 50 55 44 - 51 60 65 69

70 75 80 —PPP 85 90 LAA M/MA, 4.60 4.80 5.00 5.20

J3249.D HP022102.M Mon Mar 04 12:33:35 2002 Page 8

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