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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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inquiry1-(2-Methylphenyl)propan-1-one O-METHYL-PROPIOPHENONE;ETHYL-O-TOLYL KETONE;o-Methyl-propiophenone, 97 % min.;1-(2-methylphenyl)propan-1-one;1-o-Tolylpropan-1-one;2'-Methylpropiophenone 98%;1-(2-Methylphenyl)propan-1-one, 2-(Ethylcarbonyl)tolu
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high purity Application:Drug intermediates Materials intermediates and active molecules
Conditions | Yield |
---|---|
Stage #1: ethyl iodide With iodine; magnesium In diethyl ether for 1.5h; Heating; Stage #2: 2-Methylbenzonitrile In diethyl ether for 2h; Grignard reaction; Heating; | 97% |
1-(2-methylphenyl)-1-propanol
2-methylpropiophenone
Conditions | Yield |
---|---|
With jones reagent In acetone at 20 - 30℃; | 95% |
With Jones reagent In isopropyl alcohol; acetone at 0℃; for 2.5h; Jones Oxidation; Inert atmosphere; | 93% |
With chromium(VI) oxide; sulfuric acid In acetone for 2h; | 79.2% |
propionic acid anhydride
toluene
A
2-methylpropiophenone
B
4'-methylpropiophenone
Conditions | Yield |
---|---|
HZSM-5 at 250℃; for 12h; other catalyst: HY-Zeolite; Yield given; | A n/a B 90% |
HZSM-5 at 250℃; for 12h; other catalyst: HY-Zeolite; Yields of byproduct given; | A n/a B 90% |
With ruthenium sulfate; zirconium(IV) oxide at 110℃; for 2h; Product distribution; Further Variations:; Reagents; |
Conditions | Yield |
---|---|
Stage #1: ortho-methylbenzoic acid With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 20℃; for 0.333333h; Stage #2: ethylmagnesium chloride With iron(III)-acetylacetonate In tetrahydrofuran at 20℃; for 0.333333h; | 75% |
Conditions | Yield |
---|---|
With [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene](3-chloropyridyl)palladium(ll) dichloride; potassium carbonate In tetrahydrofuran; tert-butyl methyl ether at 20℃; for 24h; Inert atmosphere; Schlenk technique; | 72% |
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; trifluoroacetic acid; 6-methyl-2,2'-bipyridine In tetrahydrofuran; water at 100℃; for 1h; Microwave irradiation; | 66% |
Conditions | Yield |
---|---|
Zersetzung des Reaktionsprodukts mit Wasser; | |
(i) , (ii) aq. H2SO4; Multistep reaction; |
2-Methylbenzonitrile
ethylmagnesium bromide
A
2-methylpropiophenone
B
1-(2-methylphenyl)--1-imine
1-(2-methylphenyl)--1-imine
2-methylpropiophenone
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
at 460℃; beim Leiten ueber ThO2; |
Conditions | Yield |
---|---|
With toluene |
propionic acid anhydride
toluene
A
2-methylpropiophenone
B
4'-methylpropiophenone
C
3'-Methylpropiophenone
Conditions | Yield |
---|---|
With indium(III) chloride; 1-butyl-3-methylimidazolium chloride at 110℃; for 48h; Friedel-Crafts acylation; Title compound not separated from byproducts; | |
With chlorosulfonic acid-modified mesoporous zirconia at 180℃; for 3h; Kinetics; Reagent/catalyst; Temperature; Friedel-Crafts acylation; Autoclave; Neat (no solvent); |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 92 percent / diethyl ether 2: 69 percent / CrO3; H2SO4 / acetone; H2O / 2 h / 10 °C View Scheme | |
Multi-step reaction with 2 steps 1: diethyl ether / 1 h / 0 °C / Inert atmosphere 2: Jones reagent / isopropyl alcohol; acetone / 2.5 h / 0 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 87 percent / diethyl ether / 1.) RT, 1 h, 2.) reflux, 2 h 2: 95 percent / Jones reagent / acetone / 20 - 30 °C View Scheme |
Conditions | Yield |
---|---|
In tetrahydrofuran |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: n-butyllithium 2: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione / ethyl acetate / Reflux View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium sulfite; sodium hydrogencarbonate / water / 3 h / Reflux 2: palladium(II) trifluoroacetate; 6-methyl-2,2'-bipyridine; trifluoroacetic acid / water; tetrahydrofuran / 1 h / 100 °C / Microwave irradiation View Scheme |
ethylmagnesium bromide
2-methyl-N-methoxy-N-methylbenzamide
2-methylpropiophenone
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 20℃; for 4h; Inert atmosphere; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 4 h / 0 - 20 °C / Inert atmosphere 2: potassium carbonate / water; ethyl acetate / 4 h / 0 - 20 °C 3: tetrahydrofuran / 4 h / 0 - 20 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium carbonate / water; ethyl acetate / 4 h / 0 - 20 °C 2: tetrahydrofuran / 4 h / 0 - 20 °C / Inert atmosphere View Scheme |
2-methylpropiophenone
(S)-1-(2-methylphenyl)-1-propanol
Conditions | Yield |
---|---|
With formic acid; [RuCl2(hexamethylbenzene)]2; (S)-2-piperidinemethanethiol hydrochloride; triethylamine at 30℃; for 24h; Inert atmosphere; optical yield given as %ee; enantioselective reaction; | 99% |
2-Aminobenzyl alcohol
2-methylpropiophenone
1,2-dihydrobenzo[c]acridine
Conditions | Yield |
---|---|
With C27H24Cl3F6IrN2; potassium hydroxide In toluene at 135℃; for 16h; | 91% |
Conditions | Yield |
---|---|
With C34H27IrN2P(1+)*C32H12BF24(1-); caesium carbonate at 65℃; for 24h; Inert atmosphere; | 90% |
Conditions | Yield |
---|---|
With palladium diacetate; sodium carbonate In dimethyl sulfoxide at 120℃; for 24h; | 84% |
Conditions | Yield |
---|---|
With [2,2]bipyridinyl; TEMPOL; copper diacetate; sodium acetate In 1,2-dichloro-benzene at 140℃; for 24h; Sealed tube; | 79% |
Conditions | Yield |
---|---|
With hydrogenchloride In isopropyl alcohol Heating; | 73% |
2-methylpropiophenone
(mesyloxyhydroxyiodo)benzene
Conditions | Yield |
---|---|
72% |
2-methylpropiophenone
benzoic acid
1-oxo-1-(o-tolyl)propan-2-yl benzoate
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; tetra-(n-butyl)ammonium iodide In ethyl acetate at 20 - 75℃; for 36h; | 56% |
trimethylsilanyl-acetic acid ethyl ester
2-methylpropiophenone
A
(Z)-ethyl 3-(o-tolyl)pent-2-enoate
B
(E)-ethyl 3-(o-tolyl)pent-2-enoate
Conditions | Yield |
---|---|
Stage #1: trimethylsilanyl-acetic acid ethyl ester With lithium diisopropyl amide In tetrahydrofuran; hexane at -78℃; for 0.166667h; Peterson Olefination; Inert atmosphere; Stage #2: 2-methylpropiophenone In tetrahydrofuran; hexane at -78 - -20℃; for 4h; Peterson Olefination; Inert atmosphere; | A 18% B 41% |
2-methylpropiophenone
propargyl bromide
2-methyl-1-o-tolyl-pent-4-yn-1-one
Conditions | Yield |
---|---|
Stage #1: 2-methylpropiophenone With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.5h; Stage #2: propargyl bromide With N,N,N,N,N,N-hexamethylphosphoric triamide In tetrahydrofuran; toluene at -78 - 20℃; | 39% |
Conditions | Yield |
---|---|
With [bis(acetoxy)iodo]benzene; toluene-4-sulfonic acid | 38% |
tert-butyl 1,4-dioxo-1,4-dihydro-3H-benzo[d][1,2]oxazine-3-carboxylate
2-methylpropiophenone
Conditions | Yield |
---|---|
Stage #1: 2-methylpropiophenone With lithium hexamethyldisilazane In tetrahydrofuran at -78℃; for 0.5h; Schlenk technique; Inert atmosphere; Stage #2: tert-butyl 1,4-dioxo-1,4-dihydro-3H-benzo[d][1,2]oxazine-3-carboxylate In tetrahydrofuran at -78℃; for 1h; Schlenk technique; Inert atmosphere; stereoselective reaction; | A 26% B 32% |
formaldehyd
2-methylpropiophenone
N,N-dimethylammonium chloride
3-dimethylamino-2-methyl-1-o-tolyl-propan-1-one
Conditions | Yield |
---|---|
With hydrogenchloride; ethanol |
Conditions | Yield |
---|---|
With ethanol | |
With benzene |
Conditions | Yield |
---|---|
With hydrogenchloride; amalgamated zinc |
Conditions | Yield |
---|---|
With aluminium trichloride at 170℃; |
2-methylpropiophenone
1-o-tolyl-propan-1-one semicarbazone
2-methylpropiophenone
Conditions | Yield |
---|---|
With sodium amide; benzene Behandeln des Reaktionsgemisches mit Isoamylnitrit unter Kuehlung; | |
With hydrogenchloride; n-Butyl nitrite |
Conditions | Yield |
---|---|
With hydrogenchloride at 0℃; |
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