Product NamePhthalic acid
CAS88-99-3
Molecular FormulaC8H6O4
Molecular Weight166.13
InChIInChI=1S/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12)
InChIKey XNGIFLGASWRNHJ-UHFFFAOYSA-N
SmilesC1(C(O)=O)=CC=CC=C1C(O)=O

Mass
MS-NW-1792 phthalic acid C8H6O4 (Mass of molecular ion: 166)
Source Temperature: 190 °C Sample Temperature: 130 °C Direct, 75 eV
17.0 2.4
18.0 11.0
26.0 1.2
27.0 2.9
28.0 3.8
29.0 1.1
36.0 1.0
37.0 9.3
37.5 2.9
38.0 13.6
39.0 18.9
40.0 1.0
41.0 1.1
43.0 1.2
44.0 2.1
45.0 6.0
47.0 2.0
49.0 5.6
50.0 49.7
51.0 17.7
52.0 7.5
53.0 5.4
55.0 1.3
57.0 1.2
61.0 2.6
62.0 1.9
63.0 4.2
64.0 3.4
65.0 30.0
66.0 3.7
69.0 1.0
73.0 5.2
74.0 20.7
75.0 14.5
76.0 70.9
77.0 35.6
78.0 4.5
92.0 5.0
93.0 16.7
94.0 4.1
104.0 74.4
105.0 100.0
106.0 7.5
121.0 9.1
122.0 98.0
123.0 8.2
148.0 17.8
149.0 19.7
150.0 1.9
166.0 13.1
167.0 1.4
90 MHz in DMSO-06
400 MHz in DMSO-d6

| 1H NMR | 89.56 MHz |
| C8 H6 O4 | 0.034 g : 0.5 ml DMSO-d6 |
| phthalic acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
1126.17 12.575 21
695.90 7.771 145
693.16 7.740 99
691.41 7.721 235
688.87 7.692 319
686.43 7.665 1000
683.69 7.634 932
681.25 7.607 291
678.71 7.579 270
676.95 7.559 139
674.22 7.529 190
671.78 7.501 54

| 1H NMR | 399.65 MHz |
| C8 H6 O4 | 0.039 g : 0.5 ml DMSO-d6 |
| phthalic acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
3086.24 7.723 68 3085.17 7.720 88 3081.75 7.712 690 3078.33 7.703 755 3075.98 7.697 749 3072.78 7.689 998 3068.50 7.678 144 3045.64 7.621 179 3041.58 7.611 1000 3038.37 7.603 666 3036.02 7.597 732 3032.60 7.589 676 3029.19 7.580 67 3028.12 7.577 57
KBr disc

nujol mull

4880 A,200 M,powder

TI(III) COMPLEX IN C6H6/C6H5(CH3), S-BAND
TI(III) COMPLEX IN C6H6/(CH3)C6H5, Q-BAND
TI(III) COMPLEX IN C6H6/(CH3)C6H5, X-BAND



Phthalic acid(88-99-3) ESR Atlas of Related Products
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