DEP GCMS unknown compounds report, Mar 2002

NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\l\DATA\FEB2502\1803.D Vial: 29 Acq On : 26 Feb 2002 5:30 pm Operator: Sample : gc/ms scan 1/25 fb Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0208.M (RTE Integrator) Title : 209 625/TCLP calibration table Library- : C:\DATABASE\NBS75K.L

Peak Number 4 3-Isopropoxy-l,1,1,7,7,7-hexam Concentration Rank 5

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

42.96 0.48 ug/1 25737 Perylene-dl2 38.05

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 3-Isopropoxy-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 25 2 1-Monolinoleoylglycerol trimethylsi 498 C27H5404Si2 054284-45-6 25 3 Butane, 2-methy 1/1,4-bis(trimethyls 248 CllH28O2Si2 000000-00-0 9 4 Ethanedioic acid, bis(trimethylsily 234 C8H1804Si2 018294-04-7 9 Abundance Scan 4131 (42.964 min): 1803.D (-) 73 1 m/ z 73.00 100.00% 147

5000 221 281 355 44 ■ ■ l ■ ■ 1 1 i ■ ■ 1 I ■ i ' 191 । — 1.. ?........ — [.m/ z 147.10 . 65.99% ' I ' 1 ' ' I ' ' ' ' I ' 1 ' ' I ' 1 ’ ' 1 1 ' 1 ' 1 1 1 ' ' I ' ' I ' ' 1 ' I ' ' ' ' I ' ' ' ' I ' 1 ‘ ' I ‘ 42.60 42.80 43.00 43.20

m/z- Abundance 50 100 150 200 250 300 350 400 450 #60503: 3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3.5,5-tris(trim 500 550

73

5000 ' I ' ' ‘ 1 I ' ' 1 ' I ' ' ' ' I 1 ' ‘ ′ I ' 147 42.60 42.80 43.00 43.20

221 281 327 415 519 561 1 1 1 I 1 ■ ' ' I ' ‘ m/Z— 50 100 150 200 250 300 350 400 450 500 550 Abundance 73 ' 1 1 1 ' 1 I rt 1 1 I ‘ I ■ ■ I ■ 207 42.60 42.80 _43.00 43.20____ 5000 147 m/z 281.00 __ 23.32% 34

A 103 281 395 482 II ■ ■ i ' ■ ' 1 i ' ' 1 ' i ' 1 50 100 150 200 250 300 350 400 450 500 550 Abundance #33397: Butane, 2-methyl-1,4-bis(trimethylsilyloxy)- 73 147 42.60 42.80 43.00 43.20 21.18% 5000- 116

45

m/z-> L4 ■ ‘I ’ ' 50 100 150 177

200 203 250 300 350 400 450 500 550 42.60 42.80 43.00 43.20

1803.D GCMS0208.M Thu Feb 28 11:54:19 2002 Page 4

NYC-WTC_000003772