DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document ulprary searen compound Report Data File : C:\MSDCHEM\l\5973N\02FEB27\02454.D Vial: 5 Acq On : 27 Feb 2002 6:38 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 27, 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 1 2,2-dimethoxybutane Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 4.24 0.25 ug/L 119496 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2,2-dimethoxybutane 118 C6H14O2 003453-99-4 83 2 2,2-Dimethoxybutane 118 C6H14O2 003453-99-4 74 3 Methyl 1-Methyl-d3-2-propenyl Ether 89 C5H7D3O 000000-00-0 45 4 Thiazole, tetrahydro- $$ Thiazol... 89 C3H7NS 000504-78-9 36 Abundance Scan 77 (4.243 min): 02454. D (-) m/z 87.10 100.00% 87 43 55 5000

—A 4.20 4.40 4.60 m/z-> Of m4l 4 71 ! !| ! ! । I| ।III| I I I। |। II'| ।

20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 103 3.80 m/ z 4.00 89.00 91.70% Abundance #17889: 2,2-dimethoxybutane 55 87

5000 45 ....... y........ 3.80 4.00 4.20 4.40 4.60 27 m/z 55.10 61.79% 92 193 m/z-> O+ "1" 1111 33 1111' I" " 11 “ I" A — 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #17888: 2,2-Dimethoxybutane 87 55 - A 3.80 4.00 4.20 4.40 4.60 5000 m/z 43.10 59.11% 45 27 40

33 92 103 0 “I‘ "I' 1111-1-31111311111111117 HT— m/z-> Abundance 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 #4232: Methyl 1 -Methyl-d3-2-propenyl Ether 89 y. ... 3.80 4.00 4.20 4.40 4.60 m/z 45.10 19.48% 71 5000

mfe-> 46 0 —’1=111"11—001-11010111100111010m—3T . 59 ,mmmmmmp Hm 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 . 4.00..4.20).0 3.80 4.40 4.60

32454.D HP022102.M Thu Feb 28 08:47:33 2002 Page 3

NYC-WTC_000005092