Product Name1,5-DIMETHYLNAPHTHALENE
CAS571-61-9
Molecular FormulaC12H12
Molecular Weight156.22
InChIInChI=1S/C12H12/c1-9-5-3-8-12-10(2)6-4-7-11(9)12/h3-8H,1-2H3
InChIKey SDDBCEWUYXVGCQ-UHFFFAOYSA-N
SmilesC1(C)=C2C(C(C)=CC=C2)=CC=C1

Mass
MS-NW-4406 1,5-dimethylnaphthalene C12H12 (Mass of molecular ion: 156)
Source Temperature: 240 °C Sample Temperature: 180 °C Reservoir, 75 eV
27.0 1.1
39.0 2.5
50.0 1.6
51.0 3.9
57.5 1.2
62.0 1.4
63.0 4.6
64.0 3.8
65.0 1.1
70.5 2.1
74.0 1.4
75.0 1.7
76.0 5.9
76.5 1.6
77.0 7.5
77.5 1.1
78.0 3.0
89.0 1.4
102.0 1.1
115.0 11.2
116.0 1.5
126.0 1.2
127.0 4.3
128.0 7.2
129.0 4.1
139.0 5.4
140.0 2.1
141.0 58.3
142.0 8.9
151.0 2.0
152.0 7.1
153.0 9.6
154.0 3.8
155.0 28.3
156.0 100.0
157.0 12.1
220.0 2.0
222.0 2.0
parameter in CDCl3
90 MHz in CDCl3
400 MHz in CDCl3

| 1H NMR | 300 MHz |
| C12 H12 | 11 wt% in CDCl3 |
| 1,5-dimethylnaphthalene | |
![]() |
Parameter ppm Hz |
Hz ppm Int.
2346.56 7.822 85
2345.40 7.818 86
2337.92 7.793 97
2336.81 7.789 98
2206.26 7.354 67
2199.36 7.331 113
2197.67 7.326 55
2190.81 7.303 108
2179.42 7.265 117
2178.26 7.261 122
2172.51 7.242 68
2171.35 7.238 60
788.41 2.628 1000

| 1H NMR | 89.56 MHz |
| C12 H12 | 0.043 g : 0.5 ml CDCl3 |
| 1,5-dimethylnaphthalene | |
![]() |
Assign. Shift(ppm) |
Hz ppm Int.
708.31 7.909 52
705.94 7.883 65
701.75 7.836 41
700.94 7.827 61
699.94 7.816 61
698.63 7.801 84
668.94 7.470 63
662.00 7.392 182
656.13 7.327 107
654.50 7.308 317
649.88 7.257 27
649.06 7.248 27
239.50 2.675 1000

| 1H NMR | 399.65 MHz |
| C12 H12 | 13.3 mg : 0.5 ml CDCl3 |
| 1,5-dimethylnaphthalene | |
![]() |
Assign. Shift(ppm) |
Hz ppm Int.
3151.86 7.887 120 3143.55 7.866 133 2967.16 7.425 95 2960.33 7.408 147 2958.86 7.404 99 2951.90 7.387 135 2930.30 7.333 146 2923.46 7.316 98 1078.00 2.698 1000
in CDCl3

KBr disc

nujol mull

4880 A,200 M,powder

CATION RADICAL, OXIDATION WITH SBCL5

1,5-DIMETHYLNAPHTHALENE(571-61-9) Raman Atlas of Related Products
HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase
Copyright © 2017 ChemicalBook All rights reserved.