1,2,4-trimethylbenzene basic information |
|
1,2,4-trimethylbenzene chemical properties |
mp |
-44 °c |
bp |
168 °c(lit.) |
density |
0.88 |
vapor density |
4.1 (vs air) |
vapor pressure |
4.5 mm hg ( 37.7 °c) |
refractive index |
n20/d 1.504(lit.) |
fp |
120 °f |
storage temp. |
2-8°c |
merck |
14,7915 |
brn |
1903005 |
stability: |
stable. incompatible with strong oxidizing agents. flammable. may form explosive mixtures with air. |
cas database reference |
95-63-6(cas database reference) |
|
1,2,4-trimethylbenzene usage and synthesis |
chemical properties |
colourless liquid |
general description |
a liquid. flash point near 130°f. less dense than water and insoluble in water. vapors irritate eyes, throat, and nose. used in dyes and pharmaceuticals. |
air & water reactions |
insoluble in water. |
reactivity profile |
1,2,4-trimethylbenzene is incompatible with the following: oxidizers, nitric acid . |
health hazard |
harmful if inhaled or swallowed. vapor or mist is irritating to the eyes, mucous membrane and upper respiratory tract. prolonged contact can cause dermatitis, nausea, headache, dizziness, and narcotic effect. |
|
1,2,4-trimethylbenzene preparation products and raw materials |
raw materials |
petroleum ether |
preparation products |
mesitylene-->1,2,4-benzenetricarboxylic anhydride-->1-(4-pyridyl)piperazine-->1,2,4,5-tetramethylbenzene-->1,2,4-benzenetricarboxylic acid-->1,2,4,5-benzenetetracarboxylic anhydride-->9h-carbazol-4-ol-->trimethylhydroquinone-->trimethylquinone-->2,3,5-trimethyl-1,4-benzene diamine-->chrysene-->pseudocumene-5-sulfonic acid-->1,2,4,5-benzenetetracarboxylic acid |
hennan sunlake enterprise corporation is located in henan province , the central plain of china , which enjoys favorable geogeaphical position and convenient transportion, the com[any was established in june. 1998 , until now having more than 18 years experience in manufacturing & exporting chemical raw material .
sunlake is a professional manufacturer engaged in producing and selling chemicals,including organic & inorganic chemicals , pigments & dyestuffs , water treatment chemicals , food & feed additives and others . these products have been being well exported to europe , southeast asia , the middle east , africa , south america and some other countries and areas.
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