DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\MSDCHEM\1\5973N\02FEB27\0201B.D Vial: 1 Acq On : 27 Feb 2002 10:33 am Operator: Sample : lab blank 2/1 Inst : Instrumen Mise : February 27, 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 6 2,5-Cyclohexadiene-l,4-dion... Concentration Rank 8

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

13.38 0.05 ug/L 35086 Naphthalene-d8 13.19

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2,5-Cyclohexadiene-1,4-dione, 2,... 140 C6H404 000615-94-1 45 2 Pyrazine, 2,5-dimethyl-, 1,4-dio... 140 C6H8N2O2 006890-38-6 42 3 2,5-Cyclohexadiene-l,4-dione, 2,... 140 C6H404 000615-94-1 9 4 Uracil, 5-ethyl- $$ 2,4(1H,3H)-P... 140 C6H8N2O2 004212-49-1 9 Abundance Scan 886 (13.375 min): 0201 B.D (-) m/z 140.00 100.00% 14.0

5000

54 70 84 96 134 13.00 13.20 13.40 13.60 13.80

miz-> 0+1111/1/4 1/11/A/’I’ 30 40 50 ' 60 .... LJ!. 70 80 90 100 110 120 130 140 ■ । 1 ■ ■ ■ । ■ 1 ■ 1 । ' "tT m/ z 70.10 A 22.29%

Abundance #35122: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- $$ p-... 14.0

5000 42 ... JV ' 1 1 1 ' * ' i ' 13.00 13.20 13.40 13.60 13.80 71 m/ Z 54.10 19.66% 53 84 112 — 94 m/z-> ol i 1 1 ■ ■ i 30 40 ■11' 50 ।.... 60 ML 70 . 80 90 — I 1 ' ' ‘ I 100 110 120 130 T —140 Abundance #35150: Pyrazine, 2,5-dimethyl-, 1,4-dioxide 14.0 - 13.00 13.20 13.40 13.60 13.80 106 m/ Z 141.00 16.77% 5000 42 124 79 54 66

ol.......11 TIIn ' ' l ' ' T-r-|-r-n-r-[-r-r I 1 1 > 1 । ■ 1tF /z- > 30 40 50 60 70 80 90 100 110 120 130 140 Abundance #35123: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- ' 1 1 1 ' ' 1 1 1 14.0 13.00 13.20 13.40 13.60 13.80 m/z 96.10 14.86% 42 5000 69

53 84 94 112 0— I l ... —L ’ i ' ' i ' 1 1 ' i ' 1 ' I ' 1 ' 1 1 1 m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 13.00 13.20 13.40 13.60 13.80

3201B.D HP022102.M Thu Feb 28 08:46:40 2002 Page 8

NYC-WTC_000004956