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inquiryHydroquinone Dimethyl CAS 150-78-7 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distr
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1,4 Dimethoxybenzene CAS No.: 150-78-7 Molecular Formula: C8H10O2 Molecular Weight: 138.16 Structural formula: A. Physical & Chemical Properties 1.Density:1.05 2.Melting point:56℃ 3.Boiling point: 213℃ 4.Solubility: not dissolved by
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inquiryProduct Description Name 1,4-Dimethoxybenzene CAS 150-78-7 Assay 99% Appearance
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inquiryAbout Product Details
Cas:150-78-7
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inquiryName: p-Dimethoxybenzene CAS:150-78-7 MF: C8H10O2 Appearance:Colorless crystals Storage:Store in cool and dry place, away from sun light. Package:25kg Application:intermediate for organic synthesis Transportation:By sea or by air Port:Qingdao Port
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inquiryProduct Name: 1,4-Dimethoxybenzene CAS: 150-78-7 MF: C8H10O2 MW: 138.16 EINECS: 205-771-9 Mol File: 150-78-7.mol 1,4-Dimethoxybenzene Structure 1,4-Dimethoxybenzene Chemical Properties Melting point 54-56 °C(lit.) Boiling
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1,4-Dimethoxybenzene CAS 150-78-7 Category Pharmaceutical Intermediates Synonyms 1,3-Bis(hydroxymethyl)-2-benzimidazolinone; 1,4-dimethoxy-benzen; 2-Benzimidazolinone, 1,3-bis(hydroxymethyl)-; 4-Methox
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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inquiryConditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide 1.) 0 deg C, 1 h, 2.) 25 deg C; | 98% |
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 25℃; for 1h; | 97% |
With potassium hydroxide; tetrabutylammomium bromide at 40℃; for 24h; | 96% |
With potassium hydroxide |
Conditions | Yield |
---|---|
With N,N-dimethylglycine hydrochoride; caesium carbonate; copper(l) iodide at 110℃; for 24h; Ullmann coupling reaction; | 97% |
With caesium carbonate In neat (no solvent) at 110℃; for 24h; Inert atmosphere; Sealed tube; | 91% |
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate at 110℃; for 23h; | 88% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); t-BuBrettPhos; sodium t-butanolate In 1,4-dioxane at 80℃; for 20h; Concentration; Reagent/catalyst; Solvent; Temperature; Sealed tube; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With sodium hydroxide; N-butyl-N,N-dimethyl-(α-phenyl)ethylammonium bromide In 1,2-dichloro-ethane for 6h; Heating; | 95% |
With tetrabutylammomium bromide; sodium hydroxide In diethoxymethane; water at 50 - 55℃; for 4h; | 86% |
With potassium hydroxide In methanol at 20℃; Cooling with ice; | 82% |
With aluminum oxide; potassium hydroxide for 7h; microwave irradiation; | 68% |
With sodium hydroxide |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In methanol; hexane; acetonitrile for 15h; Ambient temperature; | 93% |
Conditions | Yield |
---|---|
With copper(I) bromide In methanol; sodium methylate | 93% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 12h; Reflux; | 92% |
Stage #1: hydroquinone With potassium carbonate In acetone for 0.25h; Stage #2: dimethyl sulfate In acetone for 24h; Reflux; | 92% |
With aluminum oxide; potassium hydroxide for 5h; microwave irradiation; | 87% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 170℃; for 1h; Microwave irradiation; Green chemistry; | 90% |
With tetra-(n-butyl)ammonium iodide; 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 160℃; under 15001.5 Torr; for 1h; Reagent/catalyst; Time; Temperature; Microwave irradiation; | 71% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium carbonate at 150℃; for 2h; | 88% |
2,5-dimethoxyphenylboronic acid
1,4-dimethoxybezene
Conditions | Yield |
---|---|
With sodium hypochlorite; tetrabutylammomium bromide; water at 100℃; for 12h; Reagent/catalyst; | 88% |
N,N-dimethyl-formamide dimethyl acetal
4-methoxy-phenol
1,4-dimethoxybezene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 140℃; for 1h; Microwave irradiation; | 87% |
Conditions | Yield |
---|---|
With rhodium(II) acetate; 1,3-bis-(diphenylphosphino)propane In toluene at 200℃; under 7500.75 Torr; Inert atmosphere; | 87% |
methanol
para-diiodobenzene
A
1-fluoro-4-methoxybenzene
B
iodobenzene
C
4-fluoro-1-iodobenzene
D
4-methoxy-phenol
E
1,4-dimethoxybezene
Conditions | Yield |
---|---|
With sodium chloride; teflon In water; acetonitrile for 0.0333333h; Irradiation; | A 4.82% B 86.23% C 1.9% D 3.22% E 0.44% |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 140℃; for 1h; Microwave irradiation; | 84% |
Conditions | Yield |
---|---|
With caesium carbonate In acetonitrile for 5h; Heating; | 83% |
With sodium hydroxide In N,N-dimethyl acetamide at 65℃; Rate constant; also in KF-cryptand 222 system; | |
With sodium hydroxide In N,N-dimethyl acetamide at 25℃; Rate constant; |
Conditions | Yield |
---|---|
With layered double hydroxide - supported L-methionine at 180℃; for 6h; Autoclave; chemoselective reaction; | 82% |
With N-butyl-4-methylpyridinium bromide at 170℃; for 2h; Inert atmosphere; Ionic liquid; Green chemistry; chemoselective reaction; | 75% |
With C21H22INSn; potassium carbonate at 200℃; for 6h; | |
With leucine intercalated Mg-Al layered double hydorxide at 180℃; for 6h; Autoclave; Green chemistry; chemoselective reaction; | 91 %Chromat. |
Conditions | Yield |
---|---|
With boron nitride In isopropyl alcohol at 20℃; for 15h; | 82% |
sodium methylate
1-Bromo-4-fluorobenzene
A
1-fluoro-4-methoxybenzene
B
1,4-dimethoxybezene
Conditions | Yield |
---|---|
copper(I) bromide In methanol Product distribution; Heating; | A 80% B n/a |
copper(I) bromide In methanol for 4h; Heating; | A 80% B n/a |
Conditions | Yield |
---|---|
With potassium carbonate In 1,2-dimethoxyethane at 145℃; for 1h; Microwave irradiation; Inert atmosphere; Sealed vessel; | 78% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); tert-butyl XPhos In N,N-dimethyl-formamide at 100℃; Inert atmosphere; | A 22% B 78% |
Conditions | Yield |
---|---|
With potassium In toluene at 111℃; for 12h; | 75% |
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 130℃; for 16h; | 72% |
<(η-C6H6)(η-C5EtMe4)Rh>(2+)*2 In nitromethane at 80℃; for 96h; | 47 % Chromat. |
methanol
4-chloromethoxybenzene
benzene
A
4-methoxylbiphenyl
B
methoxybenzene
C
1,4-dimethoxybezene
Conditions | Yield |
---|---|
With acetone Product distribution; Further Variations:; nonsensitized irradiation; UV-irradiation; | A 71% B 20% C 7% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); tert-butyl XPhos In N,N-dimethyl-formamide at 100℃; Reagent/catalyst; Solvent; Time; Temperature; Inert atmosphere; | 70% |
1,4-dimethoxy-2-phenylsulfanyl-benzene
A
thiophenol
B
diphenyldisulfane
C
1,4-dimethoxybezene
Conditions | Yield |
---|---|
In methanol for 1h; Irradiation; | A 9% B n/a C 68% |
Conditions | Yield |
---|---|
With potassium carbonate In chloroform at 20℃; for 24h; Irradiation; Inert atmosphere; | 68% |
Conditions | Yield |
---|---|
With oxygen; copper diacetate; silver carbonate In N,N-dimethyl-formamide at 140℃; under 760.051 Torr; for 36h; | 66% |
Conditions | Yield |
---|---|
With caesium carbonate; copper(l) iodide at 110℃; for 24h; | 63% |
With indium(III) chloride; carbon monoxide; magnesium carbonate; cobalt acetylacetonate In acetone under 760.051 Torr; for 12h; Irradiation; | 94 % Chromat. |
Conditions | Yield |
---|---|
With Selectfluor; sodium chloride In acetonitrile at 20℃; for 113h; | 100% |
With N-chloro-succinimide; iron(III) chloride In acetonitrile for 0.5h; | 93% |
With aluminum oxide; sodium chlorite; (salen)Mn(III) In dichloromethane at 20℃; for 0.5h; | 92% |
1,4-dimethoxybezene
1,4-dimethoxycyclohexane
Conditions | Yield |
---|---|
With Ti8O8(14+)*6C8H4O4(2-)*4O(2-)*3.3Li(1+)*0.7Co(2+)*0.7C4H8O*0.7H(1-); hydrogen In neat (no solvent) at 160℃; under 37503.8 Torr; for 18h; | 100% |
With 1,4-dioxane; Pd/SrCO3 at 210℃; under 69873.3 Torr; Hydrogenation; | |
With hydrogen In water at 60℃; under 7500.75 Torr; for 24h; | 90 %Chromat. |
Conditions | Yield |
---|---|
With Nitrogen dioxide In dichloromethane in the dark; -78 deg C, 2 min; RT, 15 min; | 100% |
With Nitrogen dioxide In dichloromethane at -78℃; | 100% |
With benzyltriphenylphosphonium nitrate; Methanesulfonic anhydride at 20℃; for 0.0833333h; | 100% |
1,4-dimethoxybezene
1-bromo-2,5-dimethoxybenzene
Conditions | Yield |
---|---|
With (CH3)4Br In liquid sulphur dioxide at -23℃; Rate constant; | 100% |
With (CH3)4Br In liquid sulphur dioxide at -23℃; | 100% |
With Selectfluor; sodium bromide In acetonitrile at 20℃; for 113h; | 100% |
6-methyl-6,7-dihydro-7-hydroxy-5H-pyrrolo<3,4-b>pyridin-5-one
1,4-dimethoxybezene
7-(2,5-Dimethoxy-phenyl)-6-methyl-6,7-dihydro-pyrrolo[3,4-b]pyridin-5-one
Conditions | Yield |
---|---|
With trifluoroacetic acid at 73℃; for 1h; | 100% |
1,4-dimethoxybezene
Diethyl ketomalonate
diethyl (2,5-dimethoxyphenyl)tartronate
Conditions | Yield |
---|---|
With tin(IV) chloride In dichloromethane 1.) 0 deg C, 10 min, 2.) 20 deg C, 19 h; | 100% |
Conditions | Yield |
---|---|
With bis-[(trifluoroacetoxy)iodo]benzene In methanol; water at 20℃; for 4h; | 100% |
With manganese dioxide impregnated with nitric acid In dichloromethane for 1.5h; Ambient temperature; | 93% |
With Oxone; 4-iodophenoxyacetic acid In 2,2,2-trifluoroethanol; water at 20℃; for 1h; | 86% |
Conditions | Yield |
---|---|
With trifluoroacetic acid; trifluoroacetic anhydride for 12h; Acylation; Heating; | 100% |
With TFFA In trifluoroacetic acid Acylation; | 98% |
With trifluoroacetic acid; trifluoroacetic anhydride for 12h; Friedel-Crafts Acylation; Inert atmosphere; Reflux; | 98% |
1,4-dimethoxybezene
1,1,4,4-tetrakis(trimethylsilyl)butane-1,4-diylsilylene
Conditions | Yield |
---|---|
Irradiation; | 100% |
Dichloromethyl methyl ether
1,4-dimethoxybezene
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With titanium tetrachloride In dichloromethane at 0℃; | 100% |
With titanium tetrachloride In dichloromethane at -5 - 20℃; for 1.5h; Reagent/catalyst; Temperature; Inert atmosphere; | 97.6% |
With titanium tetrachloride In dichloromethane at 20℃; for 0.25h; |
2-Fluorobenzoyl chloride
1,4-dimethoxybezene
A
benzophenone
B
2-methoxy-9H-xanthen-9-one
Conditions | Yield |
---|---|
With hydrogenchloride In AlCl3; 1,2-dichloro-ethane | A n/a B 100% |
dichloromaleic acid anhydride
1,4-dimethoxybezene
2,3-dichloro-5,8-dihydroxy-[1,4]naphthoquinone
Conditions | Yield |
---|---|
Stage #1: dichloromaleic acid anhydride; 1,4-dimethoxybezene With aluminum (III) chloride; sodium chloride In neat (no solvent) at 140 - 175℃; for 0.0833333h; Stage #2: With hydrogenchloride; water at 20℃; | 99% |
Stage #1: dichloromaleic acid anhydride; 1,4-dimethoxybezene With aluminum (III) chloride; sodium chloride In neat (no solvent) at 180℃; for 0.0333333h; Friedel-Crafts Acylation; Stage #2: With hydrogenchloride; water Friedel-Crafts Acylation; | 97% |
With aluminum (III) chloride; sodium chloride at 150 - 170℃; for 0.166667h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With hydrogen bromide; dihydrogen peroxide In methanol Bromination; Heating; | 99% |
With tert.-butylhydroperoxide; hydrogen bromide In methanol for 6h; Heating; | 98% |
With bromine In dichloromethane at 2 - 4℃; for 2.83333h; Inert atmosphere; Large scale; | 98.6% |
2-(3,3-dimethyl-1-butynyl)phenyl isothiocyanate
1,4-dimethoxybezene
A
4-(2,5-dimethoxyphenyl)-2(1H)-quinolinethione
B
1,4-dimethoxy-2-tert-butylbenzene
Conditions | Yield |
---|---|
With indium(III) bromide at 150℃; for 1h; | A 99% B 20% |
Ethyl oxalyl chloride
1,4-dimethoxybezene
2,5-dimethoxyphenylglyoxylic acid ethyl ester
Conditions | Yield |
---|---|
With aluminium trichloride In dichloromethane at 20℃; for 1h; Friedel-Crafts acylation; | 98% |
With aluminum (III) chloride In dichloromethane at 0 - 20℃; for 2h; | 55% |
With carbon disulfide; aluminium trichloride | |
With aluminium trichloride In dichloromethane at -10 - 25℃; |
Conditions | Yield |
---|---|
With aluminum (III) chloride Friedel Crafts acylation; | 98% |
With iron(III) oxide at 20℃; for 0.0833333h; Friedel Crafts acylation; regioselective reaction; | 96% |
With zinc oxide nanoparticles supported on polyaniline at 20℃; for 0.166667h; Friedel Crafts acylation; Neat (no solvent); | 95% |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 250℃; under 37503.8 Torr; for 3h; Autoclave; Inert atmosphere; Green chemistry; | 98% |
With hydrogen iodide at 25℃; for 24h; Inert atmosphere; | 96% |
With lithium triethylborohydride In tetrahydrofuran at 67℃; for 168h; | 90% |
Conditions | Yield |
---|---|
With potassium hydroxide Ambient temperature; anodic oxidation (platinised titanium anode and bridged nickel cathode plates); | 98% |
With piperidine; silica gel Electrochemical reaction; | 88% |
With potassium hydroxide at 15 - 20℃; for 24h; electrolysis: platinum mesh anode, platinum sheet cathode; | 73% |
pentafluorobenzoyl peroxide
1,4-dimethoxybezene
A
Pentafluorobenzoic acid
B
2,3,4,5,6-Pentafluoro-benzoic acid 2,5-dimethoxy-phenyl ester
C
C22H8F10O6
Conditions | Yield |
---|---|
In 1,1,2-Trichloro-1,2,2-trifluoroethane at 25℃; Product distribution; Rate constant; Mechanism; different starting concentration ratios; | A 98% B n/a C n/a |
In 1,1,2-Trichloro-1,2,2-trifluoroethane at 25℃; Yield given. Yields of byproduct given; |
Conditions | Yield |
---|---|
With aluminum oxide; methanesulfonic acid at 20℃; for 0.416667h; neat (no solvent); | 98% |
With [bis(acetoxy)iodo]benzene In acetonitrile at 20℃; for 2h; | 82% |
In formic acid; acetic acid Controlled potential electrolysis; chemoselective reaction; | 12% |
Conditions | Yield |
---|---|
With graphene oxide In chloroform at 100℃; for 15h; Friedel-Crafts Alkylation; Sealed tube; chemoselective reaction; | 98% |
With air; bismuth(III) chloride at 100℃; for 10h; | 89% |
iron(III) chloride at 80℃; for 4h; | 51% |
With iron(III) chloride at 80℃; for 4h; | 95 % Chromat. |
With iodine at 80℃; for 4h; Friedel-Crafts Reaction; | 95 % Chromat. |
dimethylmonochlorosilane
1,4-dimethoxybezene
(2,5-dimethoxyphenyl)dimethylsilane
Conditions | Yield |
---|---|
Stage #1: 1,4-dimethoxybezene With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In tetrahydrofuran; hexane at -78℃; for 2h; Inert atmosphere; Stage #2: dimethylmonochlorosilane In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; | 98% |
1,4-dimethoxybezene
1,4-dimethoxycyclohexa-1,4-diene
Conditions | Yield |
---|---|
With ammonia; lithium for 2h; | 97% |
With tert-Amyl alcohol; ethylenediamine In tetrahydrofuran at 0 - 5℃; for 24h; Birch reduction; Inert atmosphere; | 43% |
With diethyl ether; ethanol; ammonia weiteres Reagens: Natrium; | |
With propylamine; lithium; tert-butyl alcohol |
1,4-dimethoxybezene
1,4-diiodo-2,5-dimethoxybenzene
Conditions | Yield |
---|---|
With iodine; periodic acid In methanol at 70℃; for 4h; Inert atmosphere; | 97% |
With Barluenga reagent; trifluorormethanesulfonic acid In dichloromethane at 20℃; for 3h; | 96% |
With iodine; periodic acid In methanol for 4h; Reflux; | 94% |
1,4-dimethoxybezene
Conditions | Yield |
---|---|
With thionyl chloride; water at 20℃; for 0.0833333h; | 97% |
With thionyl chloride; scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 1.5h; | 95% |
With thionyl chloride; lithium perchlorate In tetrahydrofuran at 20℃; for 2.5h; | 89% |
With carbon disulfide; aluminium trichloride; sulfur dioxide at 0℃; |
6,7-Dihydro-7-hydroxy-5H-pyrrolo<3,4-b>pyridin-5-one
1,4-dimethoxybezene
7-(2,5-Dimethoxy-phenyl)-6,7-dihydro-pyrrolo[3,4-b]pyridin-5-one
Conditions | Yield |
---|---|
With trifluoroacetic acid at 73℃; for 1h; | 97% |
Conditions | Yield |
---|---|
With nitric acid; silica gel In dichloromethane for 0.0833333h; Product distribution; Ambient temperature; | A 97% B 2% |
Conditions | Yield |
---|---|
In acetic anhydride; trifluoroacetic acid at 95℃; for 1h; | 97% |
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