GCMS analysis results for unknown compounds, June 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File C:\MSDCHEM\1\DATA\060702\12739.D Vial: 15 Acq On 7 Jun 2002 7:58 pm Operator: Sample 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\NIST98.L Peak Number 14 Hexane, 2,2,5-trimethyl- Concentration Rank 17 R.T. EstConc Area Relative to ISTD R.T. 8.70 0.33 ug/L 262446 1,4-di chiorobenzene-d4 9.90 Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 Hexane, 2,2,5-trimethyl- 128 C9H20 003522-94-9 /47 2 Pentane, 2,2,3,4-tetramethyl- 128 C9H20 001186-53-4/45 3 Heptane, 2,2,4-trimethyl- 142 C10H22 014720-74-2 45 4 Heptane, 2,2,3,4,6,6-hexamethyl- 184 C13H28 062108-32-1 45 Abundance Scan 957 (8.702 min): 12739.D (-951) (-) m/z 57.20 100.00% 57

5000 43 71 TA— 85 37 — 49 il 99 8.40 8.60 8.80 9.00 0+ 1 ’11) ---------- m/z 56.10 40.38% miz-> 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #112488: Hexane, 2,2,5-trimethyl- 57

5000 ■ 1 i ■ ■ ■ ' i ' ■ _A ■ 1 i ‘ ■ i 8.40 8.60 8.80 9.00 41 71 m/z 43.05 23.93% l A 29 il 113 0: ■ ■ i 1 ■ TTITTTTUTT0TOTT1—8—TT9T nfe-> 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #16368: Pentane, 2,2,3,4-tetramethyl- 57 MarMMAMW 43 8.40 8.60 8.80 9.00 5000 m/z 71.10 22.90% 29 71

n/z-> 0+ ■I" 1 nnl .1 1, 1 51, 20 30 40 1 ' 1 50 | 60 + 70 77 85 .1 91 97 113 128 ■ ■ i ■ 1 1 r i ' 1 ri i ■ ■ ■ ■ i ■ ■ 1 1 1 1 1 1 1 1 1 1 80 90 100 110 120 130 Abundance #16861: Heptane, 2,2,4-trimethyl- ■ ■ i ■ ■ ■ ■ । ■ 57 8.40 8.60 8.80 9.00 m/ z 41.10 19.77% 5000 43 29

0- p 71 85 11/1137111 511 —65,,771, 1 i ■ ■ 97 127 m/z-> 20 :30 40 60 50 70 80 90 100 110 120 130 8.40 8.60 8.80 9.00

12739.D 060302.M Mon Jun 10 11:51:15 2002 Page 17

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