GCMS instrument data file SCAN508, Jan 31 2002

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Library Search Compound Report

- Data File : C:\MSDCHEM\1\5973N\02JAN31\00845.D Vial: 6 Acq On : 31 Jan 2002 6:51 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 31, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l-..\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 2-Pentanone, 4-hydroxy-4-me.. Concentration Rank 5

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

6.03 0.55 ug/L 264334 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H1202 000123-42-2 78 3 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H1202 000123-42-2 74 4 2-Pentanone, 4 -hydroxy-4 -methyl- 116 C6H1202 000123-42-2 74 Abundance Scan 233 (6.034 min): 00845.D (-) m/ z 43.10 100.00% 43

59 5000 101 —pen—IueTettrTurt 5.60 5.80 6.00 6.20 6.40 51 H 83 01 . ............. TOupn 'p । ''Jl' TTTHTTTTTT----- m/z 59 10 53.50% n/z-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #16613: 2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Diaceton... 43 59 5000 nf । ! । i । O / । > i r । rr 1 . । i , 101 5.60 5.80 6.00 6.20 6.40 m/z 58.10 22.17% 71 83 | 0 r"■i TH I Fi-TTH+ 1T] 1" i' FITT -p-rrrp- m/z-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #16599: 2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Diaceton... 43 5.60 5.80 6.00 6.20 6.40 59 5000 m/z 101.10 21.76% 101 31 83 112 01----- I InunmmnHUDtmntr 11" " iH " i r rn/z-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #16606:2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Diaceton... A 43 5.60 5.80 6.00 6.20 6.40 m/ z 41.10 8.81%

5000 59

m/z-> 0 ...... rrr 83 ........... 111111", TTTTLW)" 191 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115120 —— 5.60 5.80 6.00 , A,. 6.20 1 1 1 ■ 6.40

30845.D SCAN508.M Fri Feb 01 09:19:34 2002 Page 4

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