GCMS analysis results for sample AE03250, March 2002

NYC 9/11 Public Portal Document

Data File : C: \MSDCHEM\1\5973N\02MAR01\03250.D Vial: 5 Acq On : 1 Mar 2002 7:18 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\l..-\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L

Peak Number 4 Oxirane, (2-methylpropyl)- . Concentration Rank 8

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

4.25 0.13 ug/L 61659 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Oxirane, (2-methylpropyl)- (CAS)... 100 C6H120 023850-78-4 38 2 3-Methyl-2,3-epoxybutanal 100 C5H802 000000-00-0 38 3 Oxirane, (2-methylpropyl)- $$ Pe... 100 C6H120 023850-78-4 38 4 2-Pyrrolidinone (CAS) $$ Pyrroli... 85 C4H7NO 000616-45-5 9 Abundance Scan 78 (4.254 min): 03250. D (-) m/ z 85.00 100.00% 85

41 5000 60 NN ) .A 4.00 4.20 4.40 4.60 55 I m/z-> Of 20 ... mil.11.... 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 i1 NITpIr । " i'' " i1" ' i " 111 ■' m/z 41.10 62.74%

Abundance #8524: Oxirane, (2-methylpropyl)- (CAS) $$ 1,2-Epoxy-4-met...

LA 85

5000 29 41 55 AAA 4.00 4.20 4.40 4.60 m/z 43.00 52.39% 0 " i “ " i' 111 p1" I ■ i ■ ■ ■ ■ i " I ■ ■ -11 ■ ■ ■ 111 । । ■ i1 *

mfe-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #7969:3-Methyl-2,3-epoxybirtanal 41 85 MA/Y,/ A... . 4.00 4.20 4.40 4.60 5000 m/ z 60.00 28.68% 60

0 " i "'' i " " r ■ " i " ‘ ■ i , 100 ' i " " r " 11" '' i1" 11" " i " " i'' " 1"1111'111''' I'1'' I'' m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #8521: Oxirane, (2-methylpropyl)- $$ Pentane, 1,2-epoxy-4-... 85 4.00 4.20 4.40 4.60 41 m/z 42.10 23.48% 55 5000 27

49 i 69 0 " i " ■ ■ i ■ ’’T ' l11" I - — ' ■ ■ i " " i111' I'1111111111111 —ppmt m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 4.00 4.20 4.40 4.60

13250.D HP022102.M Mon Mar 04 12:33:41 2002 Page 6

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