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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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inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
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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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SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in
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inquiryDimethyl benzylmalonate cas 52267-39-7Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquirymalonic acid monobenzyl ester
methyl chloroformate
A
benzyl methyl malonate
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 4℃; for 0.5h; | A 100% B n/a |
Malonic acid monomethyl ester
benzyl chloroformate
A
benzyl methyl malonate
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 4℃; for 0.5h; | A 99% B n/a |
monomethyl monopotassium malonate
benzyl bromide
benzyl methyl malonate
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 22h; | 97% |
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane; palladium diacetate In water; acetonitrile at 20℃; for 0.0833333h; | 94% |
malonic acid dimethyl ester
benzyl alcohol
A
malonic acid dibenzyl ester
B
benzyl methyl malonate
Conditions | Yield |
---|---|
at 140 - 170℃; Transesterification; | A 9% B 86% |
Conditions | Yield |
---|---|
80% |
benzyl (E)-β-methoxyacrylate
benzyl methyl malonate
Conditions | Yield |
---|---|
With methanol; silver(I) acetate; palladium diacetate; sodium nitrite at 80℃; for 24h; Inert atmosphere; | 60% |
benzylacrylate
benzyl methyl malonate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: palladium diacetate; silver(I) acetate; sodium nitrite / 8 h / 25 °C / Inert atmosphere 2: methanol; palladium diacetate; silver(I) acetate; sodium nitrite / 24 h / 80 °C / Inert atmosphere View Scheme |
methanol
benzylacrylate
A
benzyl methyl malonate
B
benzyl (E)-β-methoxyacrylate
Conditions | Yield |
---|---|
With silver(I) acetate; palladium diacetate; sodium nitrite at 110℃; for 6h; | A 14 %Spectr. B 80 %Spectr. |
benzyl methyl malonate
2-[(Z)-Hydroxyimino]-malonic acid benzyl ester methyl ester
Conditions | Yield |
---|---|
With acetic acid; sodium nitrite In water Ambient temperature; | 95.4% |
benzyl methyl malonate
Conditions | Yield |
---|---|
With caesium carbonate In acetonitrile at 80℃; for 12h; | 95% |
(1S,3R,4S,6R,8R,9R)-6-methyl-12-methylene-10-azatetracyclo[7.2.2.03,8.04,10]tridecan-13-one
benzyl methyl malonate
α-{(1S,3R,4S,6S,8R,9R,10R)-6-methyl-13-oxo-10-azatetracyclo[7.2.2.03,8.04,10]tridecan-12-yl}methyl malonic acid benzyl methyl ester
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran at 20℃; | 91.3% |
benzyl methyl malonate
4-phenyl-1-(pyrrolidin-1-yl)butan-1-one
Conditions | Yield |
---|---|
Stage #1: 4-phenyl-1-(pyrrolidin-1-yl)butan-1-one With 2-iodopyridine; trifluoromethylsulfonic anhydride In dichloromethane at 0℃; for 0.25h; Inert atmosphere; Stage #2: With 2,6-lutidine N-oxide In dichloromethane at 0℃; for 0.0166667h; Inert atmosphere; Stage #3: benzyl methyl malonate With sodium hydride In tetrahydrofuran; dichloromethane at 0 - 25℃; for 1h; Inert atmosphere; chemoselective reaction; | 89% |
Di-tert-butyl acetylenedicarboxylate
benzyl methyl malonate
Conditions | Yield |
---|---|
With triphenyl-arsane In ethanol at 0 - 20℃; for 240h; | 85.9% |
benzyl methyl malonate
1-benzyl 3-methyl 2-bromomalonate
Conditions | Yield |
---|---|
With bromine In tetrachloromethane | 85% |
With bromine In tetrachloromethane Irradiation; | 68% |
Stage #1: benzyl methyl malonate With 1,8-diazabicyclo[5.4.0]undec-7-ene In tetrahydrofuran at -78 - 20℃; for 1h; Inert atmosphere; Stage #2: With carbon tetrabromide In tetrahydrofuran at -78℃; for 3h; Inert atmosphere; | 60% |
benzyl methyl malonate
allyl alcohol
Conditions | Yield |
---|---|
With 1,1'-bis-(diphenylphosphino)ferrocene; nickel(II) bromide trihydrate; tetrabutylammonium acetate; zinc In N,N-dimethyl acetamide at 50℃; for 66h; Inert atmosphere; | A 14% B 84% |
benzyl methyl malonate
propargyl bromide
methyl benzyl 2,2-diprop-2-ynylmalonate
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 65h; Heating; | 83% |
(S)-2-chloro-1-(2-ethyl-8-methoxyquinolin-5-yl)propan-1-one
benzyl methyl malonate
Conditions | Yield |
---|---|
Stage #1: (S)-2-chloro-1-(2-ethyl-8-methoxyquinolin-5-yl)propan-1-one; benzyl methyl malonate With sodium hydride In N,N-dimethyl-formamide at 20℃; for 14h; Inert atmosphere; Stage #2: Inert atmosphere; | 83% |
benzyl methyl malonate
Conditions | Yield |
---|---|
With piperidine; benzoic acid In toluene for 6h; Heating; | 82% |
dimethoxyacetaldehyde
benzyl methyl malonate
2-[2,2-Dimethoxy-eth-(Z)-ylidene]-malonic acid benzyl ester methyl ester
Conditions | Yield |
---|---|
With piperidine In toluene Heating; | 82% |
methyl 5-acetamido-2,6-anhydro-4-O-benzoyl-7-O-(tert-butyldimethylsilyl)-3,5-dideoxy-8,9-O-isopropylidene-D-glycero-D-galacto-non-2-enoate
benzyl methyl malonate
methyl 5-acetamido-2,6-anhydro-4-C-[(benzyloxycarbonyl)(methoxycarbonyl)methyl]-7-O-(tert-butyldimethylsilyl)-3,4,5-trideoxy-8,9-O-isopropylidene-D-glycero-D-galacto-non-2-enoate
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; tributylphosphine; sodium In tetrahydrofuran; mineral oil at 60℃; for 18h; Inert atmosphere; stereoselective reaction; | 80% |
methyl 5-acetamido-2,6-anhydro-4-O-benzoyl-7-O-(tert-butyldimethylsilyl)-3,5-dideoxy-8,9-O-isopropylidene-D-glycero-D-galacto-non-2-enoate
benzyl methyl malonate
methyl 5-acetamido-2,6-anhydro-2-C-[(benzyloxycarbonyl)(methoxycarbonyl)methyl]-7-O-(tert-butyldimethylsilyl)-3,4,5-trideoxy-8,9-O-isopropylidene-D-glycero-D-galacto-non-3-enoate
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; sodium; 1,4-di(diphenylphosphino)-butane In tetrahydrofuran; mineral oil at 60℃; for 2h; Inert atmosphere; stereoselective reaction; | 75% |
benzyl methyl malonate
Conditions | Yield |
---|---|
Stage #1: methyl (S)-5-(3-hydroxybut-1-yn-1-yl)-1-methyl-1H-pyrazole-4-carboxylate With methanesulfonyl chloride; triethylamine In dichloromethane at 0 - 20℃; for 1.75h; Stage #2: benzyl methyl malonate With cesium fluoride In 1,4-dioxane at 80℃; for 16h; | 74% |
formaldehyd
benzyl methyl malonate
N-benzyl-3-amino-2-cyclohexen-1-one
Conditions | Yield |
---|---|
With lithium perchlorate; acetic anhydride In acetonitrile at 60℃; Sealed tube; | 73% |
benzyl methyl malonate
ethyl 2-bromomethyl-2-propenoate
Conditions | Yield |
---|---|
In water; acetonitrile | 72.4% |
isochromane
benzyl methyl malonate
1-benzyl 3-methyl 2-(isochroman-1-yl)malonate
Conditions | Yield |
---|---|
With iron(II) triflate; 2,2,6,6-tetramethylpiperidine-1-oxoammonium tetrafluoroborate In dichloromethane at 20℃; Inert atmosphere; | 72% |
1-(2-nitro-vinyl)-naphthalen-2-ol
benzyl methyl malonate
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; iodine; sodium hydrogencarbonate In tetrahydrofuran; decane at 30℃; for 24h; | 67% |
benzyl methyl malonate
Conditions | Yield |
---|---|
With piperidine; benzoic acid In toluene for 6h; Heating; | 66% |
benzyl methyl malonate
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide; mineral oil | 66% |
benzyl methyl malonate
1-amino-2-propene
Conditions | Yield |
---|---|
With nickel(II) bromide trihydrate; 1,4-di(diphenylphosphino)-butane; zinc In N,N-dimethyl-formamide at 80℃; for 22h; Inert atmosphere; | A 20% B 64% |
benzyl methyl malonate
Conditions | Yield |
---|---|
With cerium; ammonium nitrate; oxygen In methanol for 6h; Ambient temperature; | 62% |
3-Phenylpropenol
benzyl methyl malonate
Conditions | Yield |
---|---|
Stage #1: benzyl methyl malonate With 4-toluenesulfonyl azide; triethylamine In acetonitrile at 0 - 20℃; Stage #2: 3-Phenylpropenol With rhodium(II) acetate dimer In dichloromethane at 0 - 20℃; Inert atmosphere; | 59% |
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