NYC 9/11 Public Portal Document
Data File : C : \MSDCHEM\1\5973N\02JAN09\277 . D Vial: 2
Acq On 9 Jan 2002 6:59 pm Operator:
. Sample 508 scan ext 1/7 Inst : Instrumen
Mise : January 9, 2002 Multiplr: 1.00
MS Integration Params: LSCINT.P
Quant Method : C:\MSDCHEM\1...\SCAN508 .M (RTE Integrator)
Title : 508 scan method
Library : C:\DATABASE\WILEY7N.L
*********************************************************************
Peak Number 4 2-Butenal, 3-methyl- (CAS) ... Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
4.85 0.28 ug/L 123652 1,4-Dichlorobenzene-d4 9.72
Hit# Of 5 Tentative ID MW MolForm CAS# Qual
1 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 62
2 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H80 000107-86-8 62
3 2-Butenal, 3-methyl- 84 C5H8O 000107-86-8 53
4 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H8O 034314-83-5 52
Abundance Scan 129 (4.846 min): 277.D (-) m/z 83.95 100.00%
84
55
5000 41 59
38 44 49 , 71 4.40 4.60 4.80 5.00 5.20
m/z->
O+ "TIT
20
PHH m-
25 30 35 40 45 50 55 60 65 70 75 80
i ■ ■ ■' i ■ ■
85 90 95
m/z 55.10 63.77%
Abundance #3221:2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$...
84
55
5000
27
39 A
4.40 4.60 4.80 5.00 5.20
M A..
m/Z 83.10 47.46%
44 51 I 69
01 '' i ' ■ ' ■ i ' ■ i ■ ■ • • । • I • ' THH i1 — 'i" 11T
rn/z--> 20 25 30 3540 45 50 55 60 65 70 75 80 85 90 95
Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $...
84
55 11 | । । | । । r i ' >■ 1 1 i 1 1 1 ■' r ' ‘
4.40 4.60 4.80 5.00 5.20
39 m/ z 59.10 45.37%
5000
27
m/z->
0 ■' i ' ■ ' ■ i r TTTTTTH - ri 11
20 25 30 35 40 45 50 55 60 65 70 75 80 85
44
----- JI 69
90 95
Abundance #3224: 2-Butenal, 3-methyl- A........ A4A,
84 4.40 4.60 4.80 5.00 5.20
m/ Z 41.00 43.00%
NN
5000 55
41
m/z->
0 ■' i11 b • i ■ ■ ■' i ■ • ■ ■ i ■ ■' ■ i 1
20 25 30 35 40 45 50
50
17 + -mmPP
66 69
55
I
60 65 70 75 80 85
r i ' ■ ’1 I
90 95
A A
4.40 4.60 4.80
AA
5.20
5.00
277.D SCAN508.M Thu Jan 10 11:51:36 2002 Page 6
NYC-WTC_000050848
OCR can misread numbers and units. Confirm readings against the page image before using them.