Dimethylbenzene - Names and Identifiers
| Name | o-Xylene |
| Synonyms | 1,2-xylene 1,2-Dimethylbenzene ortho-xylene Dimethylbenzene Xylene |
| CAS | 95-47-6 |
| EINECS | 202-422-2 |
| InChI | InChI=1/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3 |
Dimethylbenzene - Physico-chemical Properties
| Molecular Formula | C8H10 |
| Molar Mass | 106.16 |
| Density | 0.879 |
| Melting Point | -26--23℃ |
| Boling Point | 143-145℃ |
| Flash Point | 31℃ |
| Solubility | 175 mg l-1 |
| Refractive Index | 1.505 |
| Physical and Chemical Properties | Characteristics of colorless transparent liquid, aromatic odor. melting point -25.2 ℃ boiling point 144.4 ℃ relative density 0.8802 refractive index 1.5055 flash point 34.4 ℃ solubility, acetone and benzene miscible, insoluble in water. |
| Use | Used as raw materials for phthalic anhydride and other organic synthesis |
Dimethylbenzene - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R10 - Flammable R20/21 - Harmful by inhalation and in contact with skin. R38 - Irritating to the skin |
| Safety Description | S25 - Avoid contact with eyes. |
| UN IDs | UN 1307 |
Dimethylbenzene - Nature
colorless transparent liquid with aromatic odor. The relative density was 0.89679. Melting Point -25.2 °c. Boiling point 144.4 °c. The refractive index was 1. 5016. Flash point 32. 0C. Spontaneous ignition point 500 ℃, with ethanol, ether, acetone and benzene miscible, insoluble in water. Viscosity (20 ℃)0.92mPa · s, explosion limit 1.1% ~ 6.4% (volume). Motor octane number 100.
Last Update：2022-01-01 10:39:12
Dimethylbenzene - Preparation Method
The xylene fraction obtained by the platinum reforming method is fed to an O-xylene column, and then subjected to (refining) distillation to obtain ortho-, meta-and para-xylene.
Last Update：2022-01-01 10:39:13
Dimethylbenzene - Use
mainly used as chemical raw materials and solvents. Can be used for the production of phthalic anhydride, dyes, pesticides and drugs, such as vitamins. It can also be used as an additive for aviation gasoline.
Last Update：2022-01-01 10:39:12
Dimethylbenzene - Safety
see benzene.
Last Update：2022-01-01 10:39:13
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10500-30-8
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16-Bromohexadecanoic acid
1,15-HEXADECADIENE
methyl 15-hydroxypentadecanoate
2-[(4-METHYLPHENYL)THIO]ACETONITRILE
cyclohexanecarbonyl bromide
Cyclohexanecarboxamide, N,N-dimethyl-
DEA NONOATE
N-nitrodiethylamine
diethylammonium nitrate
TETRANITROMETHANE
1,5-dimethylhex-4-enylamine
(R)-2-AMINO-6-METHYLHEPTANE
4,4'-DINITRODIPHENYLAMINE
Brown
Spectrophotometer
Resin 201
Cation exchange resin,weak acidic acrylic acid
Ion exchange resin column
4-Thiazolidinecarboxylic acid, 5,5-dimethyl-2-[[(2-phenylacetyl)amino]methyl]-, (2R,4S)-
5-(BOC-AMINO)-1-PENTANOL
21964-51-2
36575-67-4
21681-88-9
10500-30-8
17566-51-7
56329-27-2
7119-92-8
27096-30-6
509-14-8
22462-79-9
70419-11-3
1821-27-8
73184-06-2
75178-90-4
16-Bromohexadecanoic acid
1,15-HEXADECADIENE
methyl 15-hydroxypentadecanoate
2-[(4-METHYLPHENYL)THIO]ACETONITRILE
cyclohexanecarbonyl bromide
Cyclohexanecarboxamide, N,N-dimethyl-
DEA NONOATE
N-nitrodiethylamine
diethylammonium nitrate
TETRANITROMETHANE
1,5-dimethylhex-4-enylamine
(R)-2-AMINO-6-METHYLHEPTANE
4,4'-DINITRODIPHENYLAMINE
Brown
Spectrophotometer
Resin 201
Cation exchange resin,weak acidic acrylic acid
Ion exchange resin column
4-Thiazolidinecarboxylic acid, 5,5-dimethyl-2-[[(2-phenylacetyl)amino]methyl]-, (2R,4S)-
5-(BOC-AMINO)-1-PENTANOL