2,2',4'-Trichloroacetophenone CAS: 4252-78-2 High purity Customization pharmaceutical intermediate Company Profile: Synchem is dedicated to custom synthesis and manufacturing services for small molecules. We serve the needs of custom
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inquiryProduct description: Product name 2,2',4'-Trichloroacetophenone CAS number 4252-78-2 Assay ≥99% Appearance Brown crystal Capacity 200mt/year Application Pesticide/pha
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inquiry2,2',4'-Trichloroacetophenone Basic information Product Name: 2,2',4'-Trichloroacetophenone Synonyms: LABOTEST-BB LT00233191;2,2',4-TRICHLOROACETOPHENENONE;2,2',4
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inquiry2,2',4'-Trichloroacetophenone Chemical Properties Melting point 47-54 °C(lit.) Boiling point 130-135 °C4 mm Hg(lit.) density 1,312 g/cm3 refractive index 1.5510 (estimate) Fp >230 °F solubility 60 mg/L (
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Conditions | Yield |
---|---|
With aluminum (III) chloride at 30℃; for 3h; Friedel-Crafts Acylation; | 93.1% |
With aluminum (III) chloride In dichloromethane at 20℃; | 90% |
With aluminum (III) chloride In dichloromethane for 3h; Reflux; | 86% |
Conditions | Yield |
---|---|
With potassium chloride; tin(ll) chloride at 65℃; for 5h; Temperature; Concentration; | 93% |
Conditions | Yield |
---|---|
With aluminum (III) chloride at 30 - 50℃; Friedel-Crafts Acylation; | 88.5% |
1-(2,4-dichlorophenyl)ethan-1-one
A
2,2-dichloro-1-(2,4-dichlorophenyl)ethan-1-one
B
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; potassium nitrate In dichloromethane at 60℃; for 16h; | A n/a B 73% |
Phosphorsaeure-<2-chlor-1-(2,4-dichlor-phenyl)-vinylester>-diisopropylester
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid | |
With sulfuric acid at 165℃; | |
With toluene-4-sulfonic acid at 165℃; |
Conditions | Yield |
---|---|
With hydrogenchloride; 3-chloro-benzenecarboperoxoic acid In N,N-dimethyl-formamide at 25℃; for 6h; | 92 % Chromat. |
aluminium trichloride
chloroacetyl chloride
1,3-Dichlorobenzene
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With chlorine | |
With aluminum (III) chloride; chlorine In diethyl ether Cooling with ice; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: TsOH / 165 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: aluminum (III) chloride / 1,2-dichloro-benzene / 0.33 h 1.2: Cooling with ice 2.1: aluminum (III) chloride; chlorine / diethyl ether / Cooling with ice View Scheme |
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With formic acid*triethylamine; Ru/(S,S)-DPEN/MCF In dichloromethane at 20℃; for 12h; | A 99% B n/a |
With formic acid; C32H31ClN2O3RuS; triethylamine In dichloromethane at 20℃; Inert atmosphere; | A 97% B n/a |
With alcohol dehydrogenase PR2; isopropyl alcohol; NADPH; magnesium chloride at 30℃; for 24h; pH=7.5; TRIS-HCl buffer; Enzymatic reaction; optical yield given as %ee; |
4-phenyl-5-(pyridin-4-yl)-2,4-dihydro-3H-1,2,4-triazole-3-thione
2,2',4'-trichloroacetophenone
1-(2,4-dichlorophenyl)-2-[(4-phenyl-5-pyridin-4-yl-4H-1,2,4-triazol-3-yl)thio]ethanone
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 3h; Heating / reflux; | 99% |
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With D-glucose; glucose dehydrogenase from Bacillus megaterium; perakine reductase; NADPH In aq. phosphate buffer at 30℃; for 10h; pH=7; Enzymatic reaction; enantioselective reaction; | 99% |
With borane N,N-diethylaniline complex; (R)-α,α-diphenylprolinol In tert-butyl methyl ether at 25 - 35℃; for 1h; Reagent/catalyst; Inert atmosphere; Large scale; stereoselective reaction; | 93.2% |
With glucose dehydrogenase; 2,3,4,5,6-pentahydroxy-hexanal; NAD; mutant short-chain dehydrogenase/reductase from Novosphingobium aromaticivorans-G145A/I199L In aq. buffer at 35℃; for 6h; pH=7 - 8; Green chemistry; Enzymatic reaction; enantioselective reaction; | 92.4% |
1,2,4-Triazole
2,2',4'-trichloroacetophenone
1-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-yl)ethanone
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 85℃; for 0.833333h; microwave irradiation; | 98% |
With potassium carbonate In acetonitrile at 85℃; for 0.833333h; microwave irradiation; | 88% |
With potassium carbonate In acetonitrile for 12h; Reflux; | 68.2% |
5-(4-methylphenyl)-4-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione
2,2',4'-trichloroacetophenone
1-(2,4-dichlorophenyl)-2-{[5-(4-methylphenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]thio}ethanone
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 2h; Heating / reflux; | 98% |
phthalimide
2,2',4'-trichloroacetophenone
2-[2-(2,4-dichlorophenyl)-2-oxoethyl]isoindoline-1,3-dione
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 4h; Reflux; | 98% |
With caesium carbonate In N,N-dimethyl-formamide at 25℃; for 14h; | 95% |
With caesium carbonate In N,N-dimethyl-formamide |
2,2',4'-trichloroacetophenone
α-(chloromethyl)-2,4-dichlorobenzyl alcohol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 0℃; for 1h; Inert atmosphere; | 98% |
With sodium tetrahydroborate In methanol at 0 - 20℃; for 0.666667h; | 90% |
With sodium tetrahydroborate In methanol at 0 - 20℃; for 0.666667h; | 90% |
thiourea
2,2',4'-trichloroacetophenone
4-(2,4-dichlorophenyl)-1,3-thiazol-2-amine
Conditions | Yield |
---|---|
In ethylene glycol at 20℃; for 0.5h; | 97% |
With pyridine In propan-1-ol for 7h; Heating; | 90.4% |
In ethanol at 20℃; |
4-pentafluorosulfanylbenzoselenoamide
2,2',4'-trichloroacetophenone
4-(2′,4′-dichloro)-2-(4″-pentafluorosulfanylphenyl)-1,3-selenazole
Conditions | Yield |
---|---|
In ethanol for 2h; Reflux; Inert atmosphere; Schlenk technique; | 97% |
1H-imidazole
2,2',4'-trichloroacetophenone
1-(2,4-dichlorophenyl)-2-(imidazol-1-yl)ethanone
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 4h; Reflux; | 96% |
In dichloromethane | 87.2% |
Stage #1: 1H-imidazole With triethylamine In methanol at 20℃; Stage #2: 2,2',4'-trichloroacetophenone In methanol at 65℃; for 4h; | 84% |
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; (R,R,R)-CrDPEN; sodium formate; β‐cyclodextrin In water at 40 - 50℃; Reagent/catalyst; Temperature; Inert atmosphere; | 96% |
With NADP In aq. phosphate buffer; isopropyl alcohol at 35℃; for 30h; pH=6; Catalytic behavior; pH-value; Temperature; Concentration; Enzymatic reaction; enantioselective reaction; | 94.3% |
With borane N,N-diethylaniline complex; (S)-diphenylprolinol In tert-butyl methyl ether at 25 - 35℃; for 1h; Reagent/catalyst; Inert atmosphere; Large scale; stereoselective reaction; | 93.2% |
2-cyano-5-iodophenol
2,2',4'-trichloroacetophenone
(3-amino-6-iodo-1-benzofuran-2-yl)(2,4-dichlorophenyl)methanone
Conditions | Yield |
---|---|
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 80℃; for 16h; | 95% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 16h; | 95% |
4-amino-1,2,4-triazole
2,2',4'-trichloroacetophenone
1-(2,4-dichlorophenyl)-2-(4-amino-4H-1,2,4-triazoliumyl)ethanone chloride
Conditions | Yield |
---|---|
In isopropyl alcohol at 80℃; for 12h; | 94% |
In isopropyl alcohol Reflux; | 94% |
In isopropyl alcohol for 12h; Inert atmosphere; Reflux; | 89% |
In isopropyl alcohol for 4h; Reflux; | 72% |
In acetonitrile at 80 - 85℃; |
monophenylthiourea
2,2',4'-trichloroacetophenone
4-(2,4-dichlorophenyl)-N-phenylthiazol-2-amine
Conditions | Yield |
---|---|
In ethylene glycol at 20℃; for 0.583333h; | 94% |
Conditions | Yield |
---|---|
In toluene for 2.5h; Heating; | 93% |
Conditions | Yield |
---|---|
at 140℃; for 0.5h; microwave irradiation; | A 93% B n/a |
1,2-diamino-benzene
2,2',4'-trichloroacetophenone
2-(2, 4-dichlorophenyl)quinoxaline
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In dimethyl sulfoxide at 120℃; for 24h; | 93% |
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
In ethanol Hantzsch Thiazole Synthesis; Reflux; | 92% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 72h; | 92% |
2,2',4'-trichloroacetophenone
2-chloro-1-(2,4-dichlorophenyl)-N-hydroxyethanimine
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride In methanol; water at 20℃; for 72h; | 91% |
With hydroxylamine hydrochloride In methanol at 20℃; for 24h; | 68% |
Conditions | Yield |
---|---|
at 170℃; for 0.166667h; microwave irradiation; | A 91% B n/a |
Conditions | Yield |
---|---|
With tris-(trimethylsilyl)silane In acetonitrile for 24h; Schlenk technique; Inert atmosphere; Irradiation; | 91% |
1-methyl-1-phenethylselenourea
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
Inert atmosphere; Schlenk technique; Reflux; | 91% |
piperonal thiosemicarbazone
2,2',4'-trichloroacetophenone
N-[1-Benzo[1,3]dioxol-5-yl-meth-(E)-ylidene]-N'-[4-(2,4-dichloro-phenyl)-thiazol-2-yl]-hydrazine; hydrochloride
Conditions | Yield |
---|---|
In ethanol for 0.5h; Heating; | 90% |
1H-imidazole
2,2',4'-trichloroacetophenone
1-(2,4-dichlorophenyl)-2-imidazolylethan-1-one
Conditions | Yield |
---|---|
In acetonitrile | 90% |
Conditions | Yield |
---|---|
With dipotassium peroxodisulfate; iron(III) chloride hexahydrate at 110℃; for 4h; Sealed tube; | 90% |
cotarnine chloride
2,2',4'-trichloroacetophenone
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In ethanol; water for 0.166667h; Reflux; | 90% |
O-benzylhydoxylamine hydrochloride
2,2',4'-trichloroacetophenone
1-(benzyloxyimino)-2-chloro-1-(2,4-dichlorophenyl)ethane
Conditions | Yield |
---|---|
In methanol at 20℃; for 48h; | 89% |
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