GCMS analysis report, sample AE12763, June 2002

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Data File : C:\MSDCHEM\l\DATA\060602\12763.D Vial: 9 Acq On : 6 Jun 2002 5:49 pm Operator: McLean Sample : 6/3 eh Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library- : C: \DATABASE\NI ST9 8 . L

Peak Number 16 Thiazole, 4-ethyl-2-methyl- Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T. 5.03 0.97 ug/L 831538 1,4-dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Thiazole, 4-ethyl-2-methyl- 127 C6H9NS 032272-48-3 9 2 2-Chloro-4-aminopyrimidine 129 C4H4C1N3 007461-50-9 9 3 1H-Imidazole, 2-methyl-4-nitro- 127 C4H5N3O2 000696-23-1/5 4 1,3,5-Triazine-2,4,6(1H,3H>5H)-t... 129 C3H3N3O3 000108-80-5 5 Abundance Scan 332 (5.030 min): 12763.D (-326) (-) m/z 128.90 100.00% 12.9

5000

36 42 50 81 91 4.60 4.80 5.00 K 5.20 5.40 .............. Il',। ll 0-r 1 1 i ' I ■ ' 1 I ' ' * 4 I ' ' ‘ 4 1 1 ' 1 1 1 ‘ * ■ ■ i'1 ■ ■ i' ■ ■' i ■ ■ ■ * i1 ■ • * i m/z 126.90 | 86.56% miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #121703: Thiazole, 4-ethyl-2-methyl- 127 86 71 5000 U 4.60 4.80 5.00 5.20 5.40 45 59 rn/z 130.90 26.87% 28 39, । 53 | 18 0- ■ ■ i ■ ■ ■11 ■ --4+6 PTTt 19912 .... I| 11'11111111 rf 11 144*11.7 ’ TTI miz-> 10 20 30 40 50 60 70) 80 90 100 110 120 130 Abundance #58331:2-Chloro-4-aminopyrimidine 12.9 i ■ ■ ■ ■ i ■ ' ’I**’’I* 94 4.60 4.80 5.00 5.20 5.40 5000 m/z 50.00 17.61%

niz-> O—TTT 10 20 28

30 41 i

60 52 77 86 35,111—411.59+4—* T+t 40 50 70 67

80 90 100 110 TTI 102

116 ——— 120 130 — "bAamapup..,, Abundance #121682:1 H-imidazole, 2-methyl-4-nitro- 127 4.60 4.80 5.00 5.20 5.40 m/z 49.10 16.70%

5000 43 54 — 69 81।

miz-> 0 ---l 10 20 30 — 40 50 - TITBIROme 60 70 80 97 111 h '1111 90 100 110 120 130 4.60 4.80 5.00 5.20 5.40

12763.D 060302.M Mon Jun 10 10:29:10 2002 Page 19

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