Product NameDiethyl phthalate
CAS84-66-2
Molecular FormulaC12H14O4
Molecular Weight222.24
InChIInChI=1S/C12H14O4/c1-3-15-11(13)9-7-5-6-8-10(9)12(14)16-4-2/h5-8H,3-4H2,1-2H3
InChIKey FLKPEMZONWLCSK-UHFFFAOYSA-N
SmilesC1(C(OCC)=O)=CC=CC=C1C(OCC)=O

Mass
MS-NW-5524 diethyl phthalate C12H14O4 (Mass of molecular ion: 222)
Source Temperature: 260 °C Sample Temperature: 190 °C Reservoir, 75 eV
27.0 5.1
28.0 1.5
29.0 8.2
39.0 2.4
45.0 1.1
50.0 4.7
51.0 2.1
52.0 1.0
65.0 8.5
66.0 2.2
74.0 1.2
75.0 1.4
76.0 7.9
77.0 3.9
93.0 6.4
104.0 6.5
105.0 7.9
106.0 1.5
121.0 5.6
122.0 3.2
132.0 1.5
149.0 100.0
150.0 12.6
151.0 1.3
176.0 8.1
177.0 27.4
178.0 6.1
222.0 3.3
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C12 H14 O4 | 0.04 ml : 0.5 ml CDCl3 |
| diethyl phthalate | |
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Assign. Shift(ppm) |
Hz ppm Int.
696.63 7.779 84
693.25 7.741 102
691.38 7.720 69
690.25 7.708 107
687.63 7.678 191
687.19 7.673 155
683.69 7.634 54
680.81 7.602 53
677.19 7.562 191
674.13 7.528 88
673.00 7.515 68
671.38 7.497 95
667.94 7.459 85
401.94 4.488 120
394.69 4.407 422
387.50 4.327 448
380.56 4.250 145
129.31 1.444 463
122.25 1.366 1000
115.06 1.285 410
in CDCl3

CCl4 solution

liquid film


Diethyl phthalate (84-66-2) 13C NMR Atlas of Related Products