DEP document fragment, February 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\02 febO5\2 0 8 6.D Vial: 9 Acq On : 6 Feb 2002 12:06 am Operator: 201-wb Sample : 524 nyc Inst : GC/MS Ins _ Mise : February 5, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP020502.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 Butanoic acid, methyl ester Concentration Rank 5

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

16.54 0.06 ug/L 63789 1,4-DIFLUOROBENZENE 15.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual vo 1 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 40 tie 2 3-Pyrrolidinol 87 C4H9NO 040499-83-0 9 3 1-Butanamine, 3-methyl- 87 C5H13N 000107-85-7 5 4 Acetic acid, methyl ester 74 C3H602 000079-20-9 5 Abundance Scan 727 (16.539 min): 2086.D (-) m/z 43.05 100.00% 43 74

5000 A A/ ■ ■ i 1 ■ ■ ■ i ■ 1 • ■ i • ■ ■ ■ i ■ • ■ ■ i ■ 59 16.20 16,40 16.60 16.80 ‘ ' i ■ ■ ■ ■ i ' ‘ ‘ j ' ‘ 38 ' i ‘ ....... T......I ■' ।' ■ ■ * । ■ ■ ■ ■ । ■ 87 _______1_______________ ‘ • i ■ ■ ■ ' i ■ ■ ' ■ i ‘ ■ I m/z 74.05 93.85% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63493: Butanoic acid, methyl ester 43 74

5000 ‘ ■ i ' ■ • ■ i ■ ■• ' I ■ • ■ ■ i 1 ■ ■ ■ i 1

27 16.20 16.40 16.60 16.80 15 59 m/z 41.05 52.40%

N 87 ............................ 33 102 rTl — ■ i ■ ■ ■ ■ i ' ' i ■ ■ ‘ ■ i ■ ■ ■ ■ i 1 ■ ‘ ■ i niz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #752:3-Pyrrolidinol 43 16.20 16.40 16.60 16.80 5000 m/z 71.05 51.39%

57 87 68 — ' • i ■ ■ • ■ i ■ 1 ■ ‘ i ‘ • i 1 ' I 1 I-T— — n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #763:1-Butanamine, 3-methyl- T T ’Il 3) 16.20 16.40 16.60 16.80 m/z 42.05 40.14% 5000

15 1 41 55 70 87 ■ ■ i ■ ■ i ' ■ -mmm m/z-> 10 20 30 40 50 60 70 80 90 100 110 16.20 16.40 16.60 16.80

2086.D HP020502.M Wed Feb 06 00:46:23 2002 Page 5

NYC-WTC_0000 19390