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1,2,3-Trimethylbenzene Basic information Product Name: 1,2,3-Trimethylbenzene Synonyms: 1,2,3-trimethyl-benzen;1,2,3-trimethylbenzene (hemimellitene);benzene,1,2,3-trimethyl-;hemimellitol;1,2,3-TRIMETHYLBENZENE;1,2,3-trimethylbenzene(1,2,3-tmb);H
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inquiryCAS No.: 526-73-8 Product name: 1,2,3-trimethylbenzene Molecular formula: C9H12; (CH3)3C6H3 Appearance: colorless liquid Molecular weight : 120.19 Flash point: 48 ℃
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inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
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inquiryProduct Name: 1,2,3-Trimethylbenzene Synonyms: 1,2,3-trimethyl-benzen;1,2,3-trimethylbenzene (hemimellitene);1,2,3-trimethylbenzene(1,2,3-tmb);benzene,1,2,3-trimethyl-;hemimellitol;1,2,3-TRIMETHYLBENZENE;HEMELLITOL;HEMIMELLITENE CAS: 526-73-8 MF
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Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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1,2,3-Trimethylbenzene CAS NO.526-73-8 Application:1,2,3-Trimethylbenzene CAS NO.526-73-8
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inquiry1,2,3-Trimethylbenzene CAS NO.526-73-8Appearance:powder Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport t
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inquiry1,2,3-Trimethylbenzene Basic information Product Name: 1,2,3-Trimethylbenzene Synonyms: 1,2,3-trimethyl-benzen;1,2,3-trimethylbenzene (hemimellitene);
epimino-1,2 trimethyl-3,5,5 cyclohexene-3
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With pyridine hydrogenfluoride In hexane at 0℃; for 8h; | 98% |
biphenyl
1,2,3-trimethyl-5-tert-butylbenzene
A
1,2,3-trimethylbenzene
B
4-tert-butylbiphenyl
Conditions | Yield |
---|---|
With Nafion-H at 130 - 135℃; for 12h; | A 80% B n/a |
1,2,3-trimethyl-5-tert-butylbenzene
A
1,2,3-trimethylbenzene
B
4-tert-butylbiphenyl
Conditions | Yield |
---|---|
With biphenyl; Nafion-H at 130 - 135℃; for 12h; | A 80% B n/a |
dihydroxy-methyl-borane
2,6-dimethyl-1-chlorobenzene
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With O4P(3-)*3K(1+)*5H2O; tris(1-adamantyl)phosphine; C28H26N2O8Pd2S2 In tetrahydrofuran at 50℃; for 5h; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; | 50% |
With 1,2,3-trimethoxybenzene; O4P(3-)*3K(1+)*5H2O; tris(1-adamantyl)phosphine; {2-[((acetyl-κO)amino)phenyl-κC](tri-1-adamantylphosphine)palladium}(p-toluenesulfonate) In tetrahydrofuran at 50℃; for 5h; Suzuki-Miyaura Coupling; | 50% |
o-xylene
A
2-Ethyltoluene
B
1,2,4-Trimethylbenzene
C
1,2,3-trimethylbenzene
D
2-methyl-benzyl alcohol
E
1,2-bis(2-methylphenyl)ethane
Conditions | Yield |
---|---|
With peracetic acid at 20 - 22℃; Product distribution; Irradiation; λ>2900 Angstroem; | A 9.3% B n/a C n/a D 36.9% E n/a |
m-xylene
A
1-Methyl-3-ethylbenzene
B
1,2,4-Trimethylbenzene
C
1,2,3-trimethylbenzene
D
1,2-di-m-tolylethane
E
3-methylbenzyl alcohol
F
1,3,5-trimethyl-benzene
Conditions | Yield |
---|---|
With peracetic acid at 20 - 22℃; Product distribution; Irradiation; λ>2900 Angstroem; | A 7.4% B n/a C n/a D n/a E 30% F n/a |
Conditions | Yield |
---|---|
With aluminium trichloride at 95℃; Einleiten von Methylchlorid; |
Conditions | Yield |
---|---|
at 300℃; Leiten ueber Platin-Aluminiumoxyd; |
4,4'-di-tert-butyl-2,2',6,6'-tetramethyldiphenylmethane
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With molybdenum oxide-aluminium oxide; benzene at 450℃; |
1,2,3-trimethyl-cyclohexene
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With chromium corundum at 525℃; |
2,3-dimethylbenzyl chloride
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With tetrahydrofuran; lithium aluminium tetrahydride; lithium hydride |
(2,3-dimethylphenyl)methanol
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With ethanol; barium containing copper chromite at 220 - 235℃; under 73550.8 - 139746 Torr; Hydrogenolyse; | |
With platinum Hydrogenation; |
Conditions | Yield |
---|---|
With hydrogen fluoride |
Conditions | Yield |
---|---|
at 538℃; Leiten ueber Aluminiumoxyd-Siliciumdioxyd; |
Conditions | Yield |
---|---|
at 538℃; Leiten ueber Aluminiumoxyd-Siliciumdioxyd; |
Conditions | Yield |
---|---|
With Z-piperylene; 1-methylbuta-1,3-diene at 200℃; Reaktion ueber mehrere Stufen; |
Conditions | Yield |
---|---|
With diethyl ether; sodium |
o-xylene
A
para-xylene
B
1,2,4-Trimethylbenzene
C
1,2,3-trimethylbenzene
D
m-xylene
Conditions | Yield |
---|---|
With hydrogen; H Mordenite at 350℃; under 760 Torr; for 7h; Product distribution; variation of the catalyst and reaction time; |
o-xylene
A
para-xylene
B
1,2,4-Trimethylbenzene
C
1,2,3-trimethylbenzene
D
m-xylene
E
toluene
F
1,3,5-trimethyl-benzene
Conditions | Yield |
---|---|
aluminum oxide; silica gel at 230℃; Product distribution; further catalysts, percent of conversion; | |
hidrogenated Ag3PW12O40 at 300℃; under 760 Torr; for 0.5h; Product distribution; isomerization, disproportionation, investigation of the catalytic mechanism, other tungstophosphate catalysts, other times; | A 17.0 % Chromat. B n/a C n/a D 51.8 % Chromat. E 16.2 % Chromat. F n/a |
Conditions | Yield |
---|---|
With sulfuric acid; pyrographite at 99.9℃; |
1,2,4-Trimethylbenzene
A
o-xylene
B
para-xylene
C
1,2,3-trimethylbenzene
D
1,2,3,4-Tetramethylbenzene
E
m-xylene
F
1,3,5-trimethyl-benzene
Conditions | Yield |
---|---|
With HY zeolite at 200℃; under 12.8 Torr; Product distribution; Rate constant; Equilibrium constant; kinetics, Ea, mechanism; var. temp.; |
Conditions | Yield |
---|---|
HY zeolite Product distribution; equilibrium; various catalysts, HM and HO zeolites; | |
With H-TsVM zeolite effect of conditions of pretreating of zeolite on conversion and selectivity in isomerization of pseudocumene; | |
ZSM-5 zeolite in acid form, alumina and acetic acid mixed, extruded and calcined at 275 - 340℃; under 37503.8 Torr; for 145 - 1367h; Conversion of starting material; | A 2.8 - 8.5 %Chromat. B 7 - 23.4 %Chromat. |
1,5-Dimethylencyclooctan
A
para-xylene
B
1,2,3-trimethylbenzene
C
<3.3.2>propellane
D
m-xylene
E
toluene
F
benzene
Conditions | Yield |
---|---|
at 450.1℃; Rate constant; Kinetics; Thermodynamic data; var. temp., ΔH(excit.), ΔS(excit.), Ea, log A; |
Trimethyl-(3,4,5-trimethyl-phenyl)-silane
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With perchloric acid at 50℃; Rate constant; |
Trimethyl-(2,3,4-trimethyl-phenyl)-silane
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With perchloric acid at 50℃; Rate constant; |
methanol
m-xylene
A
1,2,4-Trimethylbenzene
B
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
Si/Al large-pore zeolite Product distribution; different zeolite catalysts; |
m-xylene
A
o-xylene
B
para-xylene
C
1,2,3-trimethylbenzene
D
toluene
Conditions | Yield |
---|---|
alumina-pillared montmorillonite at 354.9℃; for 0.5h; Yield given. Further byproducts given. Yields of byproduct given; | |
With aluminum-doped cristabolite at 350℃; for 0.166667h; Catalytic behavior; Reagent/catalyst; |
m-xylene
A
o-xylene
B
para-xylene
C
1,2,4-Trimethylbenzene
D
1,2,3-trimethylbenzene
E
toluene
F
1,3,5-trimethyl-benzene
Conditions | Yield |
---|---|
Na0,8H54,1(AlO2)54,9(SiO2)137,1 at 350℃; under 760 Torr; Product distribution; also cracking of heptane, various catalysts; |
m-xylene
A
o-xylene
B
para-xylene
C
1,2,4-Trimethylbenzene
D
1,2,3-trimethylbenzene
E
1,3,5-trimethyl-benzene
Conditions | Yield |
---|---|
With hydrogen; H Mordenite at 350℃; under 760 Torr; for 7h; Product distribution; variation of the catalyst; |
m-xylene
A
o-xylene
B
1,2,4-Trimethylbenzene
C
1,2,3-trimethylbenzene
D
1,3,5-trimethyl-benzene
Conditions | Yield |
---|---|
alumina-pillared montmorillonite at 354.9℃; for 0.5h; Yield given. Further byproducts given. Yields of byproduct given; |
1,2,3-trimethylbenzene
1-bromo-2,3,4-trimethylbenzene
Conditions | Yield |
---|---|
With benzyltrimethylazanium tribroman-2-uide; zinc(II) chloride In acetic acid for 1h; Ambient temperature; | 99% |
With copper(ll) bromide; aluminum oxide In tetrachloromethane at 80℃; for 1h; | 87% |
With copper(ll) bromide; aluminum oxide In tetrachloromethane at 80℃; for 1h; Product distribution; | 87% |
1,2,3-trimethylbenzene
1,2,3-tribromo-4,5,6-trimethyl-benzene
Conditions | Yield |
---|---|
With benzyltrimethylazanium tribroman-2-uide; zinc(II) chloride In acetic acid at 70℃; for 24h; | 99% |
With bromine at 0℃; |
1,2,3-trimethylbenzene
1-iodo-2,3,4-trimethylbenzene
Conditions | Yield |
---|---|
With iodine; mercury(II) nitrate In dichloromethane at 20℃; for 14h; | 98% |
With tetrafluoroboric acid; [bis(pyridine)iodine]+ tetrafluoroborate In diethyl ether; dichloromethane for 0.1h; Ambient temperature; | 95% |
With Iodine monochloride In tetrachloromethane at 20℃; for 6h; or I2, HIO4, H2SO4, aq.AcOH, 12h, 70 deg C; | 90% |
Conditions | Yield |
---|---|
Stage #1: 1,2,3-trimethylbenzene; 5-azidopentanoyl chloride In dichloromethane at 20℃; for 0.166667h; Stage #2: With boron trifluoride diethyl etherate In dichloromethane at 20℃; for 0.416667h; | 95% |
Stage #1: 1,2,3-trimethylbenzene; 5-azidopentanoyl chloride In dichloromethane at 20℃; for 0.166667h; Stage #2: With ethylaluminum dichloride In dichloromethane at 20℃; for 0.416667h; | 95% |
Conditions | Yield |
---|---|
Stage #1: 4-azidobutanoyl chloride; 1,2,3-trimethylbenzene In dichloromethane at 20℃; for 0.166667h; Stage #2: With boron trifluoride diethyl etherate In dichloromethane at 20℃; for 0.416667h; | 94% |
Stage #1: 4-azidobutanoyl chloride; 1,2,3-trimethylbenzene In dichloromethane at 20℃; for 0.166667h; Stage #2: With ethylaluminum dichloride In dichloromethane at 20℃; for 0.416667h; | 94% |
3-Methylbutenoic acid
1,2,3-trimethylbenzene
3-methyl-3-(3,4,5-trimethylphenyl)butanoic acid
Conditions | Yield |
---|---|
With aluminum (III) chloride at 20℃; for 48h; Cooling with ice; | 92% |
With aluminium trichloride at -10℃; |
1,2,3-trimethylbenzene
methyl 2-(2-chlorophenyl)-2-diazoacetate
Conditions | Yield |
---|---|
With (triphenylphosphine)gold(I) chloride; silver trifluoromethanesulfonate at 20℃; for 0.0666667h; Schlenk technique; | 92% |
1,2,3-trimethylbenzene
1,2,3-tris-trideuteriomethyl-benzene
Conditions | Yield |
---|---|
With water-d2; platinum on activated charcoal | 90% |
Dichloromethyl methyl ether
1,2,3-trimethylbenzene
2,3,4-trimethylbenzaldehyde
Conditions | Yield |
---|---|
With titanium tetrachloride In dichloromethane at 0 - 20℃; for 4h; | 90% |
With titanium tetrachloride In dichloromethane | 90% |
With tin(IV) chloride In dichloromethane | 9.2 g (70%) |
Conditions | Yield |
---|---|
Stage #1: methyl thiocyanate; 1,2,3-trimethylbenzene; isobutyraldehyde With sulfuric acid; water Stage #2: With sodium hydroxide In water; acetic acid for 1h; Heating; | A n/a B 88% |
Conditions | Yield |
---|---|
Stage #1: 6-azido-hexanoyl chloride; 1,2,3-trimethylbenzene In dichloromethane at 20℃; for 0.166667h; Stage #2: With boron trifluoride diethyl etherate In dichloromethane at 20℃; for 0.5h; | 87% |
Stage #1: 6-azido-hexanoyl chloride; 1,2,3-trimethylbenzene In dichloromethane at 20℃; for 0.166667h; Stage #2: With ethylaluminum dichloride In dichloromethane at 20℃; for 0.5h; | 87% |
ethyl 2,4-dimethyl-4-pentenoate
1,2,3-trimethylbenzene
ethyl 2,4-dimethyl-(3,4,5-trimethyl-1-phenyl)-pentanoate
Conditions | Yield |
---|---|
AlCl3 | 82% |
AlCl3 | 82% |
1,2,3-trimethylbenzene
4-chloro-1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With benzyl(trimethyl)ammonium tetrachloroiodate In acetic acid for 20h; Ambient temperature; | 81% |
With copper dichloride; aluminum oxide In chlorobenzene at 110℃; for 4h; | 80% |
With copper dichloride; aluminum oxide In chlorobenzene at 110℃; for 4h; Product distribution; | 80% |
With chloroform; iodine; chlorine at 0℃; |
Conditions | Yield |
---|---|
With air; acetic acid; 1N,3N,5N-trihydroxy-1,3,5-triazin-2,4,6[1H,3H,5H]-trione; cobalt(II) acetate; zirconyl acetate at 150℃; under 15200 Torr; for 6h; | 81% |
With sodium hydroxide; potassium permanganate In water for 2h; Heating; | 80% |
Stage #1: 1,2,3-trimethylbenzene With potassium permanganate; potassium hydroxide In water at 95℃; for 4.08333h; Reflux; Stage #2: With sulfuric acid In water at 45℃; for 2h; Reagent/catalyst; | 80.67% |
With nitric acid |
1,2,3-trimethylbenzene
Gallium trichloride
[Hg(η2-C6H3-1,2,3-Me3)2(GaCl4)2]
Conditions | Yield |
---|---|
In neat (no solvent) soln. was heated at ca. 100°C for 15 min; crystals were grown over a few days at -19°C; NMR; | 80% |
Conditions | Yield |
---|---|
With Acetyl bromide; zinc dibromide In benzene at 50℃; for 3h; | 78% |
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In tetrachloromethane for 20h; Irradiation; | 77% |
1,2,3-trimethylbenzene
2,3,4-trimethylbenzaldehyde
Conditions | Yield |
---|---|
aluminium trichloride In (2S)-N-methyl-1-phenylpropan-2-amine hydrate | 74.9% |
With zinc(II) cyanide; aluminium trichloride; benzene Einleiten von HCl und anschliessend Hydrolyse; | |
Multi-step reaction with 2 steps 1: Br2 2: (i) EtMgBr, (ii) /BRN= 605384/, (iii) H2O View Scheme |
2-bromoisobutyric acid bromide
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With aluminum (III) chloride In dichloromethane at 0 - 40℃; for 15h; | 70% |
AlCl3 In dichloromethane |
aluminium trichloride
1,2,3-trimethylbenzene
[Hg(η2-C6H3-1,2,3-Me3)2(AlCl4)2]
Conditions | Yield |
---|---|
In neat (no solvent) soln. was heated at ca. 100°C for 15 min; crystals were grown over a few days at -19°C; NMR; | 70% |
1,2,3-trimethylbenzene
1,2,3-triiodo-4,5,6-trimethylbenzene
Conditions | Yield |
---|---|
With iodine; Selectfluor In acetonitrile at 55 - 65℃; for 24h; | 69% |
1,2,3-trimethylbenzene
1-bromo-2-(triisopropylsilyl)acetylene
Conditions | Yield |
---|---|
With 1,4-pyrazine; 1,1,1,3',3',3'-hexafluoro-propanol; (S)-2-acetylamino-3-phenylpropanoic acid; palladium diacetate; silver(l) oxide at 60℃; for 18h; Schlenk technique; Sealed tube; regioselective reaction; | 69% |
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With water; Selectfluor In acetonitrile at 55℃; for 23h; | 68% |
With water; Selectfluor In acetonitrile at 20℃; Kinetics; |
1,2,3-trimethylbenzene
Conditions | Yield |
---|---|
With nitrosonium tetrafluoroborate In acetonitrile at 25℃; for 5h; | 67% |
Conditions | Yield |
---|---|
With 1,1,1,3',3',3'-hexafluoro-propanol; boron trifluoride diethyl etherate at 20℃; for 4h; Inert atmosphere; | 67% |
Conditions | Yield |
---|---|
With 3-(trifluoromethyl)quinoline; palladium diacetate; silver fluoride; N-acetylglycine at 90℃; for 18h; regioselective reaction; | 67% |
Conditions | Yield |
---|---|
With di-μ-acetatotetrakis(dihaptoethene)dirhodium(I); copper(II) dipivaloate; Trimethylacetic acid at 165℃; for 48h; Sealed tube; | 67% |
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