CAS No.616-38-6,Dimethyl carbonate Suppliers

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Item Top class First class Appearance Colorless&transparent liquid Colorless&trans

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Description Dimethyl carbonate (DMC) is an organic compound with the formula OC(OCH3)2. It is a colourless, flammable liquid. It is classified as a carbonate ester. This compound has found use as a methylating agent and more recently as a

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EAST CHEMSOURCES LIMITED

Product identifiers Product name : Dimethyl carbonate CAS-No. : 616-38-6 EC : 210-478-4 Relevant identified uses of the substance or mixture and uses advised against Identified use

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CAS 616-38-6 Name Dimethyl carbonate MW 90.08 MF C3H6O3 Appearance Liquid Application Asymmetric synthetic inter

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Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: Dimethyl carbonate Synonyms: Methoxyformic acid;Methoxymethanoic acid CAS: 616-38-6 MF: C3H6O3 MW: 90.08 EINECS: 210-478-4 Mol File: 616-38-6.mol Chemical Properties colourless liquid Uses Environmentally benign subst

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Dimethyl carbonate CAS：616-38-6 Specification Product name Dimethyl carbonate CAS number 616-38-6 Assay ≥99.9% Appearance Colorless transparent liquid Capacity 50000mt/year A

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Product name: Dimethyl Carbonate CAS No.：616-38-6 Molecule Formula：C3H6O3 Molecule Weight：90.08 Purity: 99.99% Package: 220kg/drum Description： Colorless transparent liquid Manufacture Standards：Enterprise Standard

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Electronic grade TESTS Specification Description Colorless transparent liquid Density/g/ml 1.071±0.005

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Synthetic route

: 67-56-1
methanol

: 201230-82-2
carbon monoxide

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With bis-triphenylphosphine-palladium(II) chloride; triethylamine at 90 - 100℃; under 40 - 80 Torr;	100%
With <2>*H2O at 120℃; under 15200 Torr; for 7h;	45.2%
With sodium selenite; oxygen at 100℃; under 37503.8 Torr; for 2h; Reagent/catalyst; Temperature;	32.9%

: 96-49-1
[1,3]-dioxolan-2-one

: 67-56-1
methanol

A: 107-21-1
ethylene glycol

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
anion exchanging resin at 80.4 - 98℃; for 6h; Product distribution / selectivity;	A 99% B 99.7%
potassium hydroxide In water at 98℃; under 838.584 Torr; for 500 - 6000h; Product distribution / selectivity; Heating / reflux;	A n/a B 99.88%
potassium hydroxide at 98 - 130℃; under 784.578 - 838.584 Torr; for 500 - 6000h; Product distribution / selectivity; Heating / reflux;	A n/a B 99.99%

...Expand

: 96-49-1
[1,3]-dioxolan-2-one

: 67-56-1
methanol

A: 107-21-1
ethylene glycol

B: 616-38-6
carbonic acid dimethyl ester

C: 111-46-6
diethylene glycol

Conditions

Conditions	Yield
potassium hydroxide at 63.8 - 98℃; for 6.7h; Product distribution / selectivity;	A 99.1% B 99.8% C n/a
sodium hydroxide at 49.8 - 56.2℃; under 342.034 Torr; Product distribution / selectivity; Industry scale;	A 91.3% B 91.3% C n/a
potassium hydroxide at 47 - 56℃; under 228.023 - 342.034 Torr; Product distribution / selectivity; Industry scale;	A 90.5% B 90.5% C n/a
at 55.9 - 56℃; under 342.034 Torr; Product distribution / selectivity; Industry scale;	A 38.9% B 38.9% C n/a

...Expand

: 67-56-1
methanol

: 79-22-1
methyl chloroformate

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With 1-methyl-1H-imidazole In Diethyl carbonate at 0 - 20℃; for 1h;	98.2%
at 30℃; Rate constant; Mechanism; var. conc, presence of var. salts (LiCl, (CH3)4NCl, (C2H5)4NBr);
at 30℃; Thermodynamic data; Rate constant; ΔH(excit.), -ΔS(excit.);

: 67-56-1
methanol

: 116-16-5
1,1,1,3,3,3-hexachloro-propan-2-one

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
Stage #1: methanol With Tetraethylene glycol dimethyl ether; potassium carbonate at 10 - 30℃; Stage #2: 1,1,1,3,3,3-hexachloro-propan-2-one at 30 - 75℃; Reagent/catalyst;	97%

: 67-56-1
methanol

: 124-38-9
carbon dioxide

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With 2-Cyanopyridine; cerium(IV) oxide at 119.84℃; under 37503.8 Torr; for 16h; Reagent/catalyst; Pressure; Temperature; Autoclave;	96%
With 2-pyrazine carbonitrile at 20 - 50℃; under 15001.5 - 45004.5 Torr; for 50h; Reagent/catalyst; Temperature; Pressure; Autoclave;	95%
With 2-Cyanopyridine; cerium(IV) oxide at 119.84℃; under 37503.8 Torr; for 12h; Autoclave;	94%

: 96-49-1
[1,3]-dioxolan-2-one

: 67-56-1
methanol

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With graphitic carbon nitride at 119.84℃; for 4h; Catalytic behavior; Concentration; Reagent/catalyst; Time;	93%
With 2-hydroxymethyl-1-methyl-3-n-buthylimidazole bromide; potassium carbonate at 60℃; for 1h; Green chemistry;	90%
With mesoporous carbon nitride detemplated by 0.5 M NaOH solution at 160℃; under 4500.45 Torr; for 6h; Catalytic behavior; Knoevenagel Condensation; Autoclave;	90.7%

: 108-32-7
1,2-propylene cyclic carbonate

: 67-56-1
methanol

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
at 90℃; for 3h; Temperature; Time;	93%
With calcined hollow titanium silicon molecular sieve modified with sodium carbonate and ammonium dihydrogen phosphate In water at 100℃; for 8h; Time; Reagent/catalyst; Temperature; Autoclave;	74%
at 140℃; for 6h;	35%

: 67-56-1
methanol

: 106729-72-0
(2-hydroxyethyl) methyl carbonate

A: 107-21-1
ethylene glycol

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With film supported Penicillium expansum at 60℃; for 48h; Reagent/catalyst; Concentration; Temperature; Time; Enzymatic reaction;	A 93% B 93%

...Expand

: 67-56-1
methanol

: 584-07-6
methyl N-hydroxycarbamate

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With lead dioxide In dichloromethane at 40℃; for 0.166667h;	92.1%

: 15411-45-7
Dimethyl peroxydicarbonate

: 931-57-7
1-methoxy-cyclohex-1-ene

A: 616-38-6
carbonic acid dimethyl ester

B: 171512-51-9
1-methoxy-cyclohex-1-en-6-yl methyl carbonate

Conditions

Conditions	Yield
In dichloromethane for 0.5h; Heating;	A n/a B 91%

...Expand

: 67-56-1
methanol

: 57-13-6
urea

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With sulfolane; nickel diacetate; triphenylphosphine at 85 - 170℃; for 10h;	89.3%
Stage #1: urea With carbon dioxide; 1-(6',7'-dihydroxy-4'-thioxoheptyl)-3-methylimidazolium trifluoromethanesulfonimide; zinc(II) oxide at 150℃; for 8h; Autoclave; Stage #2: methanol at 150℃; for 2h; Catalytic behavior; Reagent/catalyst; Temperature; Concentration; Autoclave;	87%
catalyst composition: potassium oxide 2 wt percent, zinc oxide 31 wt percent, Al2O3 67 wt percent at 170 - 200℃; under 15001.5 Torr; Product distribution / selectivity;	76.88%

: 124-38-9
carbon dioxide

: 77-76-9
2,2-dimethoxy-propane

A: 67-64-1
acetone

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With dibutyldimethoxytin at 180℃; under 1520000 Torr; for 24h;	A 85% B 88%

...Expand

: 124-38-9
carbon dioxide

: 77-76-9
2,2-dimethoxy-propane

A: 116-11-0
2-Methoxypropene

B: 67-64-1
acetone

C: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With dibutyldimethoxytin at 180℃; under 1520000 Torr; for 24h; Product distribution; metal-catalyzed reaction of acetals with CO2; effect of catalyst structure; effect of additives; pressure effect; possible mechanism;	A n/a B 85% C 88%

...Expand

: 108-32-7
1,2-propylene cyclic carbonate

A: 57-55-6
propylene glycol

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With potassium carbonate In methanol at 119.84℃; for 2h; Temperature; Concentration; Autoclave; Industrial scale;	A n/a B 88%

: 67-56-1
methanol

: C11H17N2O3S(1+)*C2F6NO4S2(1-)

A: 1337384-29-8
1-(6',7'-dihydroxyl-4'-thiaheptyl)-3-methylimidazolium bis((trifluoromethyl)sulfonyl)imide

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With zinc(II) oxide at 150℃; Concentration; Time; Green chemistry;	A n/a B 87%

...Expand

: 74-87-3
methylene chloride

: 298-14-6
potassium hydrogencarbonate

A: 115-10-6
Dimethyl ether

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
tetrahexylammonium chloride In N,N-dimethyl acetamide at 150℃;	A n/a B 86%

...Expand

: 96-49-1
[1,3]-dioxolan-2-one

A: 107-21-1
ethylene glycol

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With potassium carbonate In methanol at 169.84℃; for 1h; Temperature; Reagent/catalyst; Autoclave;	A n/a B 86%
With polystyrene resin bound methylimidazole hydroxyl ionic liquid catalyst In methanol at 80℃; for 8h; Catalytic behavior; Temperature; Ionic liquid;
With 2,6-di(isopropyl)pyridine In methanol at 90℃; under 760.051 Torr; for 10h; Temperature; Reagent/catalyst; Solvent; Inert atmosphere;
With methanol; C5H11N4(1+)*HO(1-) at 20℃; for 12h; Reagent/catalyst; Temperature; Flow reactor;

: 74-87-3
methylene chloride

: 534-17-8
caesium carbonate

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
In 1-methyl-pyrrolidin-2-one; water at 155 - 160℃; under 11251.1 - 15001.5 Torr; for 12h;	85.3%

: 67-56-1
methanol

: 57-13-6
urea

A: 598-55-0
methyl carbamate

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
at 179.84℃; for 10h;	A 84.8% B 6.5%
With zinc/aluminum mixed oxide at 179.84℃; for 10h; Reagent/catalyst; Autoclave;	A 55.1% B 36.5%
calcined La(NO3)3x6H2O at 170℃; under 14821 Torr; for 4h; Product distribution / selectivity; Autoclave; Inert atmosphere;	A 41.2% B 53.4%
With Zn/Ca-catalyst at 179.84℃; for 10h;	A 50.5% B 41.2%
With Ga2O3/CeO2-Al2O3 at 110℃; for 5h;

...Expand

: 96-49-1
[1,3]-dioxolan-2-one

: 67-56-1
methanol

A: 106729-72-0
(2-hydroxyethyl) methyl carbonate

B: 107-21-1
ethylene glycol

C: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With carbon dioxide at 160℃; under 4500.45 Torr; for 4h; Catalytic behavior; Reagent/catalyst; Autoclave;	A n/a B n/a C 83.3%
at 65.5456 - 162.768℃; under 5171.62 Torr; for 8h; Conversion of starting material;
With 1-octyl-4-aza-1-azoniabicyclo[2.2.2]octane bromide at 70℃; for 4h;	A n/a B 21 %Chromat. C 22 %Chromat.
With potassium hydrogencarbonate at 120℃; under 16274.9 Torr; Temperature; Reagent/catalyst;

...Expand

: 74-87-3
methylene chloride

: 497-19-8
sodium carbonate

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
In ethanol; water at 115 - 120℃; under 7500.75 - 11251.1 Torr; for 16h;	82.8%

: 124-38-9
carbon dioxide

: 4637-24-5
N,N-dimethyl-formamide dimethyl acetal

A: 68-12-2, 33513-42-7
N,N-dimethyl-formamide

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
at 110℃; under 37503 Torr; for 15h;	A n/a B 82%

...Expand

: 67-56-1
methanol

: 124-38-9
carbon dioxide

: 6257-10-9
N,N'-dicyclohexyl-O-methyl isourea

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With sodium methyl carbonate at 64.85℃; under 37503 Torr; for 24h;	80.3%

...Expand

: 108-32-7
1,2-propylene cyclic carbonate

: 67-56-1
methanol

A: 57-55-6
propylene glycol

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With eggshell calcinated at 800 grad C at 25℃; under 760.051 Torr; for 2h;	A 60% B 80%
With superbasic sodium stannate sample(623) at 79.84℃; for 5h;	A n/a B 72.6%
With MCM-41-pr-TMEDA(+)Cl(-) at 120℃; for 4h;	A n/a B 68%

...Expand

: 67-56-1
methanol

: 826-29-9
4-allyloxymethyl-1,3-dioxolan-2-one

A: 123-34-2
3-allyloxy-1,2-propanediol

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With MCM-41-pr-TMEDA(+)Cl(-) at 120℃; for 4h;	A n/a B 79%

...Expand

: 584-07-6
methyl N-hydroxycarbamate

: 67-63-0
isopropyl alcohol

A: 51729-83-0
methyl 1-methylethyl carbonate

B: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
With lead dioxide In dichloromethane at 40℃; for 0.166667h;	A 77.7% B 14.6%

...Expand

: 74-87-3
methylene chloride

: 584-08-7
potassium carbonate

: 616-38-6
carbonic acid dimethyl ester

Conditions

Conditions	Yield
In N,N-dimethyl acetamide; water at 145 - 150℃; for 11h;	74.7%

: 616-38-6
carbonic acid dimethyl ester

: 32315-10-9
bis(trichloromethyl) carbonate

Conditions

Conditions	Yield
With chlorine In tetrachloromethane for 18h; Irradiation;	100%
With chlorine In tetrachloromethane for 28h; Irradiation;	97%
With chlorine for 33h; chlorination;	88%

: 108-94-1
cyclohexanone

: 616-38-6
carbonic acid dimethyl ester

: 41302-34-5
2-(methoxycarbonyl)cyclohexanone

Conditions

Conditions	Yield
Stage #1: carbonic acid dimethyl ester With sodium hydride In toluene; mineral oil for 1h; Reflux; Stage #2: cyclohexanone In toluene; mineral oil for 3h; Reflux;	100%
Stage #1: carbonic acid dimethyl ester With sodium hydride In tetrahydrofuran at 100℃; Heating / reflux; Stage #2: cyclohexanone With potassium hydride In tetrahydrofuran at 0℃; for 1.86667h; Heating / reflux; Stage #3: With acetic acid In tetrahydrofuran; water	91%
With potassium hydride; sodium hydride In tetrahydrofuran; mineral oil for 0.5h; Reflux;	91%

: 530-93-8
1,2,3,4-tetrahydronaphthalen-2-one

: 616-38-6
carbonic acid dimethyl ester

: 31202-23-0
methyl 3,4-dihydro-2(2H)-naphthalenone-1-carboxylate

Conditions

Conditions	Yield
With sodium methylate In methanol at 80℃; for 2h;	100%
With sodium hydride In methanol; mineral oil at 80℃; for 3h; Inert atmosphere;	100%
With sodium hydride In benzene at 65 - 70℃; for 5h;	93%

: 98-86-2
acetophenone

: 616-38-6
carbonic acid dimethyl ester

: 614-27-7
methyl 3-oxo-3-phenylpropionate

Conditions

Conditions	Yield
With sodium hydride In toluene; mineral oil Reflux; Inert atmosphere;	100%
With sodium hydride In toluene; mineral oil at 95℃;	100%
Stage #1: carbonic acid dimethyl ester With sodium hydride In toluene; mineral oil Inert atmosphere; Sealed tube; Reflux; Stage #2: acetophenone In toluene; mineral oil for 0.5h; Inert atmosphere; Sealed tube;	98%

: 529-34-0
3,4-dihydronaphthalene-1(2H)-one

: 616-38-6
carbonic acid dimethyl ester

: 7442-52-6, 125117-36-4
methyl 1-oxo-1,2,3,4-tetrahydronaphthalene-2-carboxylate

Conditions

Conditions	Yield
With sodium hydride In methanol; mineral oil at 80℃; for 3h; Inert atmosphere; Further stages;	100%
With sodium hydride In methanol; toluene at 90℃; for 2h;	100%
With sodium hydride In toluene; mineral oil at 0 - 120℃; for 18h;	99%

: 2107-69-9
5,6-dimethoxy-1-indanone

: 616-38-6
carbonic acid dimethyl ester

: 119035-03-9
5,6-dimethoxy-2-methoxycarbonylindan-1-one

Conditions

Conditions	Yield
With sodium hydride In tetrahydrofuran; mineral oil Reflux; Inert atmosphere;	100%
With sodium hydride In paraffin oil at 90℃;	92%
With sodium hydride In paraffin oil at 90℃; Inert atmosphere;	92%

: 502-49-8
cycloactanone

: 616-38-6
carbonic acid dimethyl ester

: 5452-73-3
methyl 2-oxocyclooctanecarboxylate

Conditions

Conditions	Yield
With sodium hydride In 1,4-dioxane at 90℃; Reflux;	100%
Stage #1: carbonic acid dimethyl ester With sodium hydride In tetrahydrofuran at 5 - 10℃; for 0.5h; Inert atmosphere; Stage #2: cycloactanone In tetrahydrofuran for 4.5h; Reflux; Inert atmosphere;	88%
Stage #1: carbonic acid dimethyl ester With sodium hydride In tetrahydrofuran at 5 - 10℃; for 0.5h; Stage #2: cycloactanone In tetrahydrofuran for 4.5h; Reflux;	88%

: 106-41-2
4-bromo-phenol

: 616-38-6
carbonic acid dimethyl ester

: 104-92-7
1-bromo-4-methoxy-benzene

Conditions

Conditions	Yield
With N,N'-dimethylimidazolium-2-carboxylate In acetonitrile at 160℃; for 2h; Microwave irradiation; Green chemistry;	100%
With layered double hydroxide - supported L-methionine at 180℃; for 6h; Autoclave; chemoselective reaction;	95%
With magnesium oxide In N,N-dimethyl-formamide at 170℃; for 0.5h; Microwave irradiation; Green chemistry;	95%

: 90-15-3
α-naphthol

: 616-38-6
carbonic acid dimethyl ester

: 2216-69-5
1-Methoxynaphthalene

Conditions

Conditions	Yield
With caesium carbonate at 120℃; for 4h;	100%
With 1,8-diazabicyclo[5.4.0]undec-7-ene at 90℃; for 16h; Product distribution; Further Variations:; Temperatures; Solvents; Pressures; reaction times; microwave irradiation;	99%
With N,N'-dimethylimidazolium-2-carboxylate In acetonitrile at 160℃; for 2h; Microwave irradiation; Green chemistry;	99%

: 78098-11-0
C19H26O3

: 616-38-6
carbonic acid dimethyl ester

: 131250-73-2
methyl 2-(ethylenedioxy)-1α,4aβ,8aβ-trimethyl-8-oxo-1,2,3,4,4a,6,7,8,8a,9-decahydrophenanthrene-7α-carboxylate

Conditions

Conditions	Yield
With potassium hydride; sodium hydride In 1,2-dimethoxyethane for 1h; Heating;	100%

: 616-38-6
carbonic acid dimethyl ester

: 100-06-1
1-(4-methoxyphenyl)ethanone

: 22027-50-5
methyl 3-(4-methoxybenzoyl)acetate

Conditions

Conditions	Yield
With sodium hydride In toluene at 110℃;	100%
Stage #1: carbonic acid dimethyl ester With sodium hydride In toluene at 110℃; Stage #2: 1-(4-methoxyphenyl)ethanone In toluene at 110℃;	100%
With sodium hydride In toluene for 4h; Inert atmosphere; Reflux;	98%

: 616-38-6
carbonic acid dimethyl ester

: 108-95-2
phenol

: 100-66-3
methoxybenzene

Conditions

Conditions	Yield
N,N,N',N'-tetrabutyl-N''-methylguanidine at 160℃; for 4.5h;	100%
N,N,N',N'-tetrabutyl-N''-methylguanidine at 160℃; for 4.5h; Product distribution; other catalysts, other reaction conditions, other phenols;	100%
With tetrabutylammomium bromide; potassium carbonate at 93℃; for 5h;	99%

: 616-38-6
carbonic acid dimethyl ester

: 502-42-1
cycloheptanone

: 52784-32-4
2-(methoxycarbonyl)cycloheptanone

Conditions

Conditions	Yield
Stage #1: carbonic acid dimethyl ester With sodium hydride In toluene; mineral oil for 1h; Reflux; Stage #2: cycloheptanone In toluene; mineral oil for 3h; Reflux;	100%
Stage #1: carbonic acid dimethyl ester; cycloheptanone With sodium hydride In mineral oil; benzene for 3.84h; Inert atmosphere; Reflux; Stage #2: With acetic acid In mineral oil; benzene at 0℃; Inert atmosphere;	94%
With sodium hydride In benzene for 3h; Reflux;	94%

: 13336-31-7
4-methoxylindanone

: 616-38-6
carbonic acid dimethyl ester

: 131308-27-5
methyl 4-methoxy-2,3-dihydro-1-oxo-1H-indene-2-carboxylate

Conditions

Conditions	Yield
With sodium hydride In tetrahydrofuran for 6h; Heating;	100%
With sodium hydride In mineral oil for 0.5h; Inert atmosphere; Schlenk technique; Reflux;
Stage #1: carbonic acid dimethyl ester With potassium tert-butylate; sodium hydride In tetrahydrofuran at 20℃; for 0.0833333h; Stage #2: 4-methoxylindanone In tetrahydrofuran at 20℃; for 2h;

: 121704-77-6
3-(prop-1-yloxy)acetophenone

: 616-38-6
carbonic acid dimethyl ester

: 150356-60-8
methyl 3-(prop-1-yloxy)benzoylacetate

Conditions

Conditions	Yield
With sodium hydride	100%
With sodium hydride Substitution;

: 616-38-6
carbonic acid dimethyl ester

: 586-37-8
1-(3-Methoxyphenyl)ethanone

: 779-81-7
methyl 3-(3-methoxyphenyl)-3-oxopropanoate

Conditions

Conditions	Yield
With sodium hydride In toluene; mineral oil for 2h; Inert atmosphere; Reflux;	100%
With sodium hydride In toluene for 4h; Inert atmosphere; Reflux;	97%
With sodium hydride at 80℃; for 0.116667h;	82%

: 52340-78-0
(R,R)-hydroxybenzoin

: 616-38-6
carbonic acid dimethyl ester

: 181783-75-5
(+)-(R,R)-1,2-diphenylethylene carbonate

Conditions

Conditions	Yield
With sodium hydroxide at 60℃; for 0.5h;	100%
With sodium hydroxide at 60℃; for 0.5h; Yield given;

: 616-38-6
carbonic acid dimethyl ester

: 286931-54-2
3'-chloro-2',5'-dimethoxyacetophenone

: 286931-55-3
methyl 3-(3-chloro-2,5-dimethoxyphenyl)-3-oxopropionate

Conditions

Conditions	Yield
With sodium methylate In methanol Acylation; Heating;	100%
With sodium methylate In methanol for 3h; Heating;	100%

: 616-38-6
carbonic acid dimethyl ester

: 3'-bromo-2',5'-dimethoxyacetophenone

: 286931-61-1
methyl 3-(3-bromo-2,5-dimethoxyphenyl)-3-oxopropionate

Conditions

Conditions	Yield
With sodium methylate In methanol Acylation; Heating;	100%
With sodium methylate In methanol for 3h; Heating;	100%

: 615-16-7
1,3-dihydro-2H-benzimidazol-2-one

: 616-38-6
carbonic acid dimethyl ester

: 3097-21-0
1,3-dimethyl-1,3-dihydrobenzimidazol-2-one

Conditions

Conditions	Yield
With lead(II) nitrate at 199.85℃; for 20h;	100%

: 1849-01-0
1-methyl-2-benzimidazolone

: 616-38-6
carbonic acid dimethyl ester

: 3097-21-0
1,3-dimethyl-1,3-dihydrobenzimidazol-2-one

Conditions

Conditions	Yield
With lead(II) nitrate at 199.85℃; for 20h;	100%

: 95-54-5
1,2-diamino-benzene

: 616-38-6
carbonic acid dimethyl ester

: 3097-21-0
1,3-dimethyl-1,3-dihydrobenzimidazol-2-one

Conditions

Conditions	Yield
With lead acetate at 199.85℃; for 20h;	100%

: 616-38-6
carbonic acid dimethyl ester

: 177476-32-3
C14H22O3

: 352354-89-3
C16H24O5

Conditions

Conditions	Yield
With methanol; sodium hydride at 60℃;	100%

: 616-38-6
carbonic acid dimethyl ester

: 100-46-9
benzylamine

: 5817-70-9
methyl N-benzylcarbamate

Conditions

Conditions	Yield
at 20℃; under 6000600 Torr; for 16h; neat (no solvent);	100%
lipase from Candida antarctica In toluene at 70℃; for 15h;	99%
With tetrabutylammomium bromide; L-proline at 20℃; for 3h; Catalytic behavior; Solvent; Green chemistry;	96%

: 104-47-2
p-methoxybenzylnitrile

: 616-38-6
carbonic acid dimethyl ester

: 30698-32-9
methyl 2-cyano-2-(4-methoxyphenyl) acetate

Conditions

Conditions	Yield
With sodium hydride In toluene; mineral oil at 80℃; for 5.5h;	100%
With sodium hydride In toluene at 80℃; for 5h; Inert atmosphere; Cooling with ice;	81%
With sodium methylate In methanol; toluene at 75 - 80℃; for 12h;	42%

: 616-38-6
carbonic acid dimethyl ester

: 3218-49-3
3,4-dichloro-benzeneacetonitrile

: 849589-04-4
cyano-(3,4-dichlorophenyl)acetic acid methyl ester

Conditions

Conditions	Yield
With sodium methylate In toluene Heating;	100%
With sodium methylate In toluene Heating;	100%
With sodium methylate In toluene at 85℃; for 3h;	93%

: 4133-34-0
7-methoxyl-2-tetralone

: 616-38-6
carbonic acid dimethyl ester

: 34865-33-3
methyl 7-methoxy-2-oxotetralin-1-carboxylate

Conditions

Conditions	Yield
With sodium hydride In benzene for 2h; Heating;	100%

: 98-53-3
4-tercbutyl-cyclohexanone

: 616-38-6
carbonic acid dimethyl ester

: 74851-58-4
5-tert-butyl-2-oxocyclohexanecarboxylic acid methyl ester

Conditions

Conditions	Yield
With sodium hydride In tetrahydrofuran at 75℃;	100%
With sodium hydride In 1,4-dioxane at 90℃; Reflux; Inert atmosphere;	100%
With sodium hydride In tetrahydrofuran; mineral oil for 2h; Reflux;	99%
With potassium hydride; sodium hydride In tetrahydrofuran for 0.666667h; Heating;	95%