Product Name2-Bromo-2',5'-dimethoxyacetophenone
CAS1204-21-3
Molecular FormulaC10H11BrO3
Molecular Weight259.1
InChIInChI=1S/C10H11BrO3/c1-13-7-3-4-10(14-2)8(5-7)9(12)6-11/h3-5H,6H2,1-2H3
InChIKey RGQNFYVSEWDUEI-UHFFFAOYSA-N
SmilesC(=O)(C1=CC(OC)=CC=C1OC)CBr

Mass
MS-NW-6334 2-bromo-2',5'-dimethoxyacetophenone C10H11BrO3 (Mass of molecular ion: 258)
Source Temperature: 250 °C Sample Temperature: 190 °C Reservoir, 75 eV
15.0 1.6
18.0 2.3
38.0 1.1
39.0 3.0
42.0 1.0
43.0 1.2
50.0 2.8
51.0 5.6
52.0 1.1
53.0 4.0
54.0 1.0
62.0 2.0
63.0 5.3
64.0 3.6
65.0 4.1
66.0 3.6
74.0 1.3
75.0 1.5
76.0 2.2
77.0 11.8
78.0 3.1
79.0 5.2
91.0 3.8
92.0 6.2
93.0 1.2
94.0 1.4
102.0 1.4
105.0 1.3
106.0 1.3
107.0 9.6
108.0 2.3
109.0 1.8
121.0 6.9
122.0 7.4
123.0 1.0
135.0 2.0
136.0 1.6
148.0 1.2
149.0 1.3
150.0 6.0
151.0 1.3
164.0 2.0
165.0 100.0
166.0 10.5
167.0 1.3
180.0 1.6
181.0 1.6
183.0 1.5
193.0 1.2
258.0 13.1
259.0 1.6
260.0 13.0
261.0 1.7
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C10 H11 Br O3 | 0.049 g : 0.5 ml CDCl3 |
| 2-bromo-2',5'-dimethoxyacetophenone | |
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Assign. Shift(ppm) |
Hz ppm Int.
660.38 7.374 74
659.88 7.369 73
657.44 7.341 98
656.88 7.335 92
641.31 7.161 59
638.31 7.128 32
632.31 7.061 153
629.31 7.027 138
624.13 6.969 117
623.75 6.965 119
615.06 6.868 34
614.69 6.864 31
412.38 4.605 1000
349.69 3.905 852
346.38 3.868 24
339.44 3.791 978
in CDCl3

KBr disc

nujol mull

2-Bromo-2',5'-dimethoxyacetophenone(1204-21-3) MS Atlas of Related Products
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