GCMS analysis results for unknown compounds, June 2002

NYC 9/11 Public Portal Document LLary searen compound Keporc Data File C:\MSDCHEM\1\DATA\060702\12742.D Vial: 16 Acq On 7 Jun 2002 8:47 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 6 2-Butyne-l,4-diol, diformate Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 3.92 1.53 ug/L 1005130 1,4-dichlorobenzene-d4 9.89 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Butyne-1,4-diol, diformate 142 C6H604 036677-73-3 9 2 Propiolonitrile 51 C3HN 001070-71-9/5 3 2-Chloroethanol 80 C2H5C1O 000107-07-3 2 4 Methane, chlorodifluoro- 86 CHC1F2 000075-45-6 1 Abundance Scan 142 (3.913 min): 12742.D (-141) (-) m/z 51.10 200.00% 51

5000- 36 42

+ ■ 1 ' i ■ ■ ■ 1 i' 1 ■ ■ । ■ ■ • ■ । ■ i 86 3.60 3.80 4.00 4.20 01 1 1 I ‘ ‘ 1 1 1 * ' 1 1 ‘ ■ • | ‘ • l > 1 > ■ | 1 » 1 1 | > T rn/z 49.10 73.15% miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #381:2-Butyne-1,4-diol, diformate 29 39

5000 51 3.60 3.80 4.00 4.20

MAn- m/z 47.05 47.67% 68 .58 -++ 4—144444 18

n/z-> 01 10 20 30 40 50 +14476— 86 60 70 80 . 90 97 105 113 125 ■ 1 ' i ■ '1 ‘ i '1 ■ ■ i ■ ■ ■ ■ i ■ ■ ■ 1 i ■ ■ 100 110 120 130 Abundance #12371: Propiolonitrile 51 ■ ■ ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । ■ ■ ■ • । ■' ■ ' । 3.60 3.80 4.00 4.20 5000 ^rn/z^

n/z-> ol - 10 12 . 8,77.3276 20 30 40 50 +—I 60 70 80 !90 1 i • ■ ■ ' i ■ ' ■ ■ i ■ ■ ■ • i ■ ■ ■ ■ i ■ ■ 100 110 120 130 Abundance #108328:2-Chloroethanol 1 ■ ■ i ‘ ■ i ■ ■ ■ ■ i ■ ' 1 ■ i ■ ■ ■ ■ I 31 3.60 3.80 4.00 4.20 m/z 42.00 36.19% 5000 44 Auy"vpaukpvuWs n/z-> 0 0* 41,57,63. 10 20 30 40 50 60 80 •i•■•• T11. ■ । ■ i < i ।

70 80 90 100 ' 11 ।11111111 < i

110 120 130 3.60 3.80 4.00 4.20

12742.D 060302.M Mon Jun 10 11:26:30 2002 Page 9

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