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inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product s
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inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of pharmaceu
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inquiry3-Hydroxy-2-naphthoic acid Basic information Product Name: 3-Hydroxy-2-naphthoic acid Synonyms: 3-hydroxy-2-naphthoicaci;3-Hydroxy-beta-naphthoic acid;developer8;developerbon;Kyselina 3-hydroxy-2-naftoova;kyselina3-hydroxy-2-naftoova;Miketazol Deve
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inquiryAppearance:Pale yellow liquid Storage:room temperature Package:200kg/drum Application:Ethyl Hydrogen Malonate has been shown to impair brain mitochondrial succinate and malate transport. It is also found in the extract of Hericum erinaceus mushroom
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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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inquiryProduct Name:Ethyl hydrogen malonateSynonyms:ETHYL HYDROGEN MALONATE;MONOETHYL MALONATE;3-ethoxy-3-oxapropanoic acid;Monoethyl malonic acid;3-ethoxy-3-oxo-propanoic acid;Ethyl hydrogen malonate, 90+%;Ethoxycarbonylacetic acid;Malonic acid 1
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inquiryProduct name: Ethyl Hydrogen Malonate CAS No.: 1071-46-1 Molecule Formula:C5H8O4 Molecule Weight:132.11 Purity: 98.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING IT
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Product Name: Ethyl hydrogen malonate Synonyms: ETHYL HYDROGEN MALONATE;MONOETHYL MALONATE;3-ethoxy-3-oxapropanoic acid;Monoethyl malonic acid;3-ethoxy-3-oxo-propanoic acid;Ethyl hydrogen malonate, 90+%;Ethoxycarbonylacetic acid;Malonic acid 1
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inquiryAcmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
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Ansciep 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
Conditions | Yield |
---|---|
With hydrogenchloride In water at 5℃; for 1h; | 100% |
With hydrogenchloride In water at 0℃; for 0.666667h; | 99% |
With hydrogenchloride In water Inert atmosphere; Cooling with ice; | 91% |
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol; water at 25℃; for 1h; | 94% |
With potassium hydroxide In tetrahydrofuran at 0℃; for 1h; | 90% |
Stage #1: diethyl malonate With potassium hydroxide; water In tetrahydrofuran at 0℃; for 1h; Stage #2: With hydrogenchloride; water In tetrahydrofuran at 0℃; Product distribution / selectivity; | 90% |
Conditions | Yield |
---|---|
With potassium phosphate buffer; nitrilase from Alcaligenes faecalis ATCC8750 at 30℃; for 7h; pH=7.3; | 94% |
With benzene-1,2-dicarboxylic acid at 250℃; under 7600 Torr; for 0.25h; microwave irradiation; | 53% |
With benzene-1,2-dicarboxylic acid at 240℃; under 3040 Torr; for 1h; | 10% |
With copper(II) sulfate at 240℃; for 1h; | 9% |
Conditions | Yield |
---|---|
With boric acid Heating; | 80% |
With sulfuric acid | |
With sulfuric acid In acetone for 168h; | |
With boric acid for 18h; Reflux; | |
at 80℃; |
Conditions | Yield |
---|---|
Stage #1: diethyl malonate With water; potassium hydroxide In tetrahydrofuran at 0℃; for 0.5h; Stage #2: In tetrahydrofuran; water Acidic conditions; | A 8.3% B 76.9% |
Stage #1: diethyl malonate With water; potassium hydroxide at 0℃; for 6h; Stage #2: Acidic aq. solution; | A 36.6% B 35.6% |
Conditions | Yield |
---|---|
With iron(III) perchlorate for 2h; Ambient temperature; | 76% |
ethyl malonamate
A
acetamide
B
malonic acid
C
hydrogen ethyl malonate
D
acetic acid
Conditions | Yield |
---|---|
With phthalic anhydride at 240 - 250℃; under 3040 Torr; for 1h; Hydrolysis; | A n/a B n/a C 53% D n/a |
Conditions | Yield |
---|---|
With dmap; bis-triphenylphosphine-palladium(II) chloride; pyrrole; triethylamine In water; toluene UV-irradiation; Autoclave; | 52% |
A
(Ethoxycarbonyl)methyl 2-pyridyl sulfide
B
2,2'-dipyridyldisulphide
C
hydrogen ethyl malonate
Conditions | Yield |
---|---|
In benzene photolysis; Irradiation; | A 48% B 3% C 17% |
Conditions | Yield |
---|---|
With tetraethylammonium chloride; silver; magnesium In acetonitrile at 0℃; under 760.051 Torr; Electrolysis; | 38% |
Conditions | Yield |
---|---|
With diethyl ether; ammonia; sodium amide nachfolgendes Behandeln mit festem CO2; | |
With triphenylmethyl sodium at 0℃; nachfolgendes Behandeln mit festem CO2; |
Conditions | Yield |
---|---|
With potassium hydroxide Heating; |
ethyl (ethylthio)carbonylacetate
hydrogen ethyl malonate
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol Heating; |
Conditions | Yield |
---|---|
(i) LDA, (ii) /BRN= 385653/; Multistep reaction; |
Conditions | Yield |
---|---|
for 24h; Heating; | |
In toluene for 2h; Heating; Yield given; | |
In toluene for 5h; Heating; |
Conditions | Yield |
---|---|
With water pH 8; |
tert-Butyl ethyl malonate
hydrogen ethyl malonate
Conditions | Yield |
---|---|
With bromocatecholborane In dichloromethane for 18h; Ambient temperature; Yield given; |
Conditions | Yield |
---|---|
In tetrahydrofuran at 5℃; electrochemical oxidation; |
Conditions | Yield |
---|---|
Reaktion des Natriumenolats; |
hydrogen ethyl malonate
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
Erwaermen; |
oxo-ethane-1,1,2-tricarboxylic acid triethyl ester
water
A
hydrogen ethyl malonate
B
oxalic acid
oxo-ethane-1,1,2-tricarboxylic acid triethyl ester
water
A
hydrogen ethyl malonate
B
oxalic acid
Conditions | Yield |
---|---|
Erhitzen; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 91 percent / KOH / ethanol / 1 h / Heating 2: 100 percent / HCl / H2O / 1 h / 5 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 50 percent / KOH / ethanol 2: 55 percent / conc. HCl / H2O View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: (i) HCl, benzene, (ii) H2O 2: KOH / ethanol / Heating View Scheme |
sodium monoethyl malonate
hydrogen ethyl malonate
Conditions | Yield |
---|---|
With hydrogenchloride; water pH=3; | 52.2 g |
Conditions | Yield |
---|---|
at -65℃; |
hydrogen ethyl malonate
phenylacetyl chloride
ethyl 3-oxo-4-phenylbutyrate
Conditions | Yield |
---|---|
Stage #1: hydrogen ethyl malonate With n-butyllithium In tetrahydrofuran; hexane at -78 - -10℃; Stage #2: phenylacetyl chloride In tetrahydrofuran; hexane at -78℃; for 0.166667h; Further stages.; | 100% |
With [2,2]bipyridinyl; n-butyllithium In tetrahydrofuran; hexane at -65℃; for 0.0833333h; | 85% |
75% |
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In dichloromethane at 25℃; for 0.25h; | 100% |
With dicyclohexyl-carbodiimide In acetonitrile for 2h; | 66% |
With diphenyl phosphoryl azide; triethylamine | |
With 2-chloro-1-methyl-pyridinium iodide; benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 2h; | |
With dicyclohexyl-carbodiimide In acetonitrile at 25℃; for 1h; |
hydrogen ethyl malonate
2,4,5-trifluorobenzoyl chloride
ethyl 2,4,5-trifluorobenzoylacetate
Conditions | Yield |
---|---|
Stage #1: hydrogen ethyl malonate With n-butyllithium; triphenylmethane In tetrahydrofuran Metallation; Stage #2: 2,4,5-trifluorobenzoyl chloride In tetrahydrofuran at 20℃; for 1h; Acetylation; | 100% |
Stage #1: hydrogen ethyl malonate With n-butyllithium In tetrahydrofuran at -75 - -5℃; for 0.0333333h; Stage #2: 2,4,5-trifluorobenzoyl chloride In tetrahydrofuran at -75 - 20℃; Stage #3: With hydrogenchloride; water In tetrahydrofuran; ethyl acetate | 89% |
With n-butyllithium; biquinoline 1.) THF, -30 deg C to - 5 deg C, 2.) -50 deg C, 0.5 h; Yield given. Multistep reaction; |
hydrogen ethyl malonate
magnesium bis(3-ethoxy-3-oxopropanoate)
Conditions | Yield |
---|---|
With magnesium(II) chloride hexahydrate; potassium hydroxide In water Cooling with ice; | 100% |
With magnesium In tetrahydrofuran for 4h; Heating / reflux; | |
With magnesium ethylate In tetrahydrofuran at 20℃; for 2.5h; |
hydrogen ethyl malonate
(2R)-tetrahydrofuran-2-carboxylic acid chloride
ethyl 3-oxo-3-[(2R)-tetrahydrofuran-2-yl]propanoate
Conditions | Yield |
---|---|
Stage #1: hydrogen ethyl malonate With n-butyllithium In tetrahydrofuran; hexanes at -78 - -5℃; Stage #2: (2R)-tetrahydrofuran-2-carboxylic acid chloride In tetrahydrofuran; hexanes at -65℃; for 1h; | 100% |
hydrogen ethyl malonate
(2S,4R)-1-benzyl 4-methyl 4-amino-2-methylpiperidine-1,4-dicarboxylate
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; | 100% |
hydrogen ethyl malonate
m-formylphenyl benzoic acid
(E)-3-(3-ethoxy-3-oxoprop-1-en-1-yl)benzoic acid
Conditions | Yield |
---|---|
With piperidine In pyridine at 100℃; for 18h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 0.25℃; for 12h; | 100% |
hydrogen ethyl malonate
Conditions | Yield |
---|---|
With pyridine; trichlorophosphate In acetonitrile at 0 - 5℃; for 2h; | 100% |
piperonal
hydrogen ethyl malonate
ethyl (E)-3-(benzo[d][1,3]dioxol-5-yl)acrylate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 99% |
With piperidine; pyridine | |
With piperidine; pyridine at 70℃; for 9h; |
hydrogen ethyl malonate
(E)-4-(4-Isopropoxy-phenyl)-but-3-en-2-one
3-Hydroxy-5-(4-isopropoxy-phenyl)-cyclohex-2-enone
Conditions | Yield |
---|---|
With sodium methylate In methanol | 99% |
hydrogen ethyl malonate
isobutyryl chloride
ethyl 4-methyl-3-oxo-pentanoate
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran | 99% |
Stage #1: hydrogen ethyl malonate With [2,2]bipyridinyl; n-butyllithium In tetrahydrofuran; hexane at -70 - -10℃; Inert atmosphere; Stage #2: isobutyryl chloride In tetrahydrofuran; hexane at -65℃; for 0.166667h; Inert atmosphere; | 80% |
hydrogen ethyl malonate
4-methoxy-benzaldehyde
ethyl (E)-3-(4-methoxyphenyl)prop-2-enoate
Conditions | Yield |
---|---|
With dmap In N,N-dimethyl-formamide at 25℃; Doebner-Knoevenagel reaction; | 99% |
With dmap In N,N-dimethyl-formamide at 25℃; Knoevenagel reaction; | 99% |
piperidine; dmap In N,N-dimethyl-formamide at 10 - 20℃; for 24h; Product distribution / selectivity; | 99% |
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; | 97% |
thiophene-2-carbaldehyde
hydrogen ethyl malonate
ethyl (E)-3-(thiophen-2-yl)acrylate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 99% |
With dmap |
hydrogen ethyl malonate
glycine ethyl ester hydrochloride
ethyl 3-((2-ethoxy-2-oxoethyl)amino)-3-oxopropanoate
Conditions | Yield |
---|---|
With dmap; triethylamine; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 6.5h; Inert atmosphere; | 99% |
Stage #1: hydrogen ethyl malonate; glycine ethyl ester hydrochloride With dmap; triethylamine In dichloromethane at 0℃; for 0.5h; Stage #2: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 7h; | 79% |
With dicyclohexyl-carbodiimide; trimethylamine In dichloromethane at 0 - 20℃; for 4.5h; | 78% |
With triethylamine; dicyclohexyl-carbodiimide In dichloromethane at 20℃; | 70% |
3-pyridinecarboxaldehyde
hydrogen ethyl malonate
ethyl (E)-3-(pyridin-3-yl)acrylate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 99% |
hydrogen ethyl malonate
4-bromo-benzaldehyde
ethyl (E)-3-(4-bromophenyl)-2-propenoate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 99% |
hydrogen ethyl malonate
ortho-anisaldehyde
ethyl 3-(2-methoxyphenyl)prop-2-enoate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 99% |
hydrogen ethyl malonate
N-methylaniline
ethyl 3-(N-methyl-N-phenylamino)-3-oxopropionate
Conditions | Yield |
---|---|
With 2-chloro-1-methyl-pyridinium iodide; triethylamine In dichloromethane at 0 - 20℃; for 3h; Inert atmosphere; | 99% |
With dicyclohexyl-carbodiimide In dichloromethane at 20℃; | 90% |
With 2-chloro-1-methyl-pyridinium iodide; triethylamine In dichloromethane at 0 - 20℃; for 1h; Inert atmosphere; | 77% |
Conditions | Yield |
---|---|
With dmap; triethylamine; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 2.5h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
Stage #1: hydrogen ethyl malonate; vanillin With piperidine; pyridine at 100℃; for 24h; Knoevenagel Condensation; Stage #2: With hydrogenchloride In water at -10 - 0℃; for 24h; | 98% |
With piperidine In pyridine at 100℃; for 8h; Knoevenagel Condensation; | 97% |
With piperidine; pyridine; aniline | |
With pyridine Knoevenagel Condensation; Reflux; |
hydrogen ethyl malonate
(S)-N-[1-(5-oxazoyl)ethyl]-1H-indole-3-ethanamine
(S)-3-[[2-(1H-indol-3-yl)ethyl][1-(5-oxazoyl)ethyl]amino]-3-oxopropanoic acid ethyl ester
Conditions | Yield |
---|---|
With diethyl cyanophosphonate; triethylamine In N,N-dimethyl-formamide for 2h; Ambient temperature; | 98% |
With diethyl cyanophosphonate; triethylamine In N,N-dimethyl-formamide at 20℃; for 2h; Condensation; | 98% |
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 4℃; for 0.5h; | A 98% B n/a |
2,2-dimethylbut-3-enoyl chloride
hydrogen ethyl malonate
ethyl 4,4-dimethyl-3-oxo-hex-5-enoate
Conditions | Yield |
---|---|
Stage #1: hydrogen ethyl malonate With [2,2]bipyridinyl; n-butyllithium In tetrahydrofuran; hexane at -70 - -10℃; Stage #2: 2,2-dimethylbut-3-enoyl chloride In tetrahydrofuran; hexane at -60 - 0℃; for 3h; | 98% |
With n-butyllithium In tetrahydrofuran; hexane at -65℃; for 1h; | 8.1 g |
Stage #1: hydrogen ethyl malonate With n-butyllithium In tetrahydrofuran; hexanes at -70 - -10℃; Inert atmosphere; Stage #2: 2,2-dimethylbut-3-enoyl chloride In tetrahydrofuran; hexanes at -60 - 0℃; for 3h; |
hydrogen ethyl malonate
para-acetamidobenzaldehyde
ethyl 3-(4-acetylaminophenyl)-2-propenoate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 98% |
With dmap In N,N-dimethyl-formamide at 25℃; for 168h; Knoevenagel reaction; | 92% |
hydrogen ethyl malonate
(E)-N-benzylidenebenzenamine
Conditions | Yield |
---|---|
Stage #1: hydrogen ethyl malonate With 1,1'-carbonyldiimidazole In dichloromethane at 25℃; for 1h; Stage #2: (E)-N-benzylidenebenzenamine In dichloromethane at 25℃; for 1h; | 98% |
Stage #1: hydrogen ethyl malonate With 1,1'-carbonyldiimidazole In dichloromethane at 20℃; for 1h; Staudinger reaction; Inert atmosphere; Stage #2: (E)-N-benzylidenebenzenamine In dichloromethane at 20℃; for 1h; Staudinger reaction; Inert atmosphere; stereoselective reaction; | 79% |
hydrogen ethyl malonate
4-chlorobenzaldehyde
ethyl (E)-3-(4-chlorophenyl)prop-2-enoate
Conditions | Yield |
---|---|
With poly{styrene-co-[4-(N-methyl-N-vinylbenzyl-amino)pyridine]-co-[1-phenyl-3-(4-vinylbenzyl)piperazine]} In N,N-dimethyl-formamide at 50℃; decarboxylative Doebner-Knoevenagel condensation reaction; optical yield given as %de; stereoselective reaction; | 98% |
With dmap |
hydrogen ethyl malonate
Conditions | Yield |
---|---|
With pyridine; trichlorophosphate In acetonitrile at 0 - 5℃; for 2h; | 98% |
hydrogen ethyl malonate
4-(p-isopropylphenyl)-3-buten-2-one
3-Hydroxy-5-(4-isopropyl-phenyl)-cyclohex-2-enone
Conditions | Yield |
---|---|
With sodium methylate In methanol | 97% |
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