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Cas:95-65-8
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inquiryProduct Description Product website: http://www.finerchem.com Product Name 1-Hydroxy-3,4-dimethylbenzene CAS No. 95-65-8 Appearance
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inquiry3,4-Dimethylphenol Basic information Product Name: 3,4-Dimethylphenol Synonyms: 1,2-Dimethyl-4-hydroxybenzene;1,3,4-Xylenol;3,4-dimethyl-pheno;4,5-Dimethylphenol;4-Hydroxy-1,2-dimethylbe
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inquiryName 3,4-Dimethylphenol Synonyms 1-Hydroxy-3,4-dimethylbenzene; 3,4-Xylenol; 1,2-Dimethyl-4-hydroxybenzene; 1,3,4-Xylenol; 4,5-Dimethylphenol; 4-Hydroxy-1,2-dimethylbenzene; ai3-01552; o
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Cas:95-65-8
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inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediates Tr
Product name: 3,4-Xylenol CAS No.:95-65-8 Molecule Formula:C8H10O Molecule Weight:122.16 Purity: 99.0% Package: 25kg/drum Description:Light yellow crystalline powder Manufacture Standards:Enterprise Standard TESTIN
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Moisture:2%max. Insoluble:0.1%max.Appearance:Light-yellow crystals powder
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:95-65-8
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3,4-Dimethylphenol CAS NO.95-65-8 Application:3,4-Dimethylphenol CAS NO.95-65-8
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low price and high purityAppearance:solid or liquid Storage:in sealed air resistant place Package:As customer require Application:Pharma;Industry;Agricultural Transportation:by sea or by airplane Port:any port in China
3,4-Dimethylphenol CAS NO.95-65-8Appearance:off-white fine crystalline powder Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small am
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3,4-dimethyliodobenzene
3,4-Dimethylphenol
Conditions | Yield |
---|---|
Stage #1: 3,4-dimethyliodobenzene With copper(l) iodide; tetra(n-butyl)ammonium hydroxide In water at 60℃; for 24h; Inert atmosphere; Sealed tube; Stage #2: With hydrogenchloride In water; ethyl acetate at 20℃; for 2h; Inert atmosphere; chemoselective reaction; | 97% |
Stage #1: 3,4-dimethyliodobenzene With copper(l) iodide; 2-methyl-8-quinolinol; tetra(n-butyl)ammonium hydroxide In water; dimethyl sulfoxide at 100℃; for 10h; Stage #2: With hydrogenchloride In water; N,N-dimethyl-formamide at 20℃; | 96% |
With lithium salt of proline; tetrabutylammomium bromide; potassium hydroxide; copper dichloride In water at 120℃; for 0.666667h; Microwave irradiation; Green chemistry; | 79% |
1,2-dimethyl-4-trimethylsilyloxybenzene
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With methanol; 1,3-disulfonic acid imidazolium hydrogen sulfate at 20℃; for 0.0833333h; Green chemistry; | 97% |
2-<3,4-Dimethyl-phenoxy>-tetrahydro-pyran
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; sodium cyanoborohydride In tetrahydrofuran for 8h; Ambient temperature; | 95% |
3,4-dimethylphenyl acetate
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With aluminium trichloride; potassium iodide In water; acetonitrile at 80℃; for 5h; | 95% |
Conditions | Yield |
---|---|
With sulfuric acid; sodium nitrite at 0 - 85℃; for 0.5h; Solvent; | 94.5% |
Diazotization.Zersetzung der Diazoniumsulfatloesung mit Dampf; |
3,4-dimethylanisole
A
3,4-Dimethylphenol
B
3,4-dimethyl-cyclohex-2-enone
Conditions | Yield |
---|---|
With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium In tetrahydrofuran; ethanol at -30℃; for 2h; | A 3% B 94% |
Conditions | Yield |
---|---|
With hydrogenchloride In diethyl ether; dichloromethane for 24h; Heating; | 92% |
3,4-dimethyl phenylboronic acid
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; potassium hydroxide In water at 20℃; for 0.166667h; | 91% |
With water; triethylamine In acetonitrile at 20℃; for 36h; Irradiation; | 73% |
3,4-dimethylphenyl tosylate
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With potassium fluoride on basic alumina for 0.05h; Substitution; microwave irradiation; | 90% |
N-[(2-acetoxy-5,6-dimethyl)benzoyl]-S-methyl-S-phenylsulfoximine
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With hydrogenchloride In water at 80℃; for 48h; | 89% |
Conditions | Yield |
---|---|
With 7.2mol% Au9-Pd alloy nanoparticles supported on Mg-Al-layered double hydroxide (LDH); air In N,N-dimethyl acetamide at 130℃; under 760.051 Torr; for 3h; | 74% |
With Pd(OH)x/Ni1Mg2Al1-layered triple hydroxide In N,N-dimethyl acetamide at 150℃; under 760.051 Torr; for 8h; Schlenk technique; Inert atmosphere; | 97 %Chromat. |
methanol
p-cresol
A
3,4-Dimethylphenol
B
4-Methylanisole
C
Mesitol
D
3-methyl-phenol
E
2,4-Xylenol
Conditions | Yield |
---|---|
With hydrogen; nickel at 380℃; Product distribution; var. temp.; | A 8.3% B 2.4% C 9.6% D 1.5% E 72.1% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; bis(triphenyl)oxodiphosphonium trifluoromethanesulfonate salt In ethanol; water at 20℃; for 0.666667h; | 70% |
With sulfuric acid at 90℃; bei der elektrolytischen Oxydation; | |
With dihydrogen peroxide In water at 40℃; under 1500.15 Torr; for 1h; Inert atmosphere; regioselective reaction; | |
Multi-step reaction with 2 steps 1: Al View Scheme | |
Multi-step reaction with 2 steps 1: Al View Scheme |
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; sodium cyanoborohydride In tetrahydrofuran for 6h; Heating; | 65% |
o-xylene
A
3,4-Dimethylphenol
B
2.6-dimethylphenol
C
2,3-Dimethylphenol
D
ortho-cresol
Conditions | Yield |
---|---|
With O(3P) Product distribution; Mechanism; Mechanism of O(3P) oxidation via triplet diradical intermediates.; | A 13% B 2% C 23% D 62% |
With 3-methylpyridazine-2-oxide at -25℃; for 0.1h; Product distribution; Mechanism; Irradiation; | A 48 % Chromat. B 8 % Chromat. C 40 % Chromat. D 4 % Chromat. |
With 3-methylpyridazine-2-oxide In dichloromethane at -25℃; for 0.1h; Product distribution; Mechanism; Irradiation; | A 49 % Chromat. B 9 % Chromat. C 39 % Chromat. D 3 % Chromat. |
With 3-methylpyridazine-2-oxide In methanol at -25℃; for 0.1h; Product distribution; Mechanism; Irradiation; | A 44 % Chromat. B 16 % Chromat. C 39 % Chromat. D 2 % Chromat. |
With tert.-butylhydroperoxide; aluminium trichloride Product distribution; var. of reagents; | A 60 % Chromat. B 5 % Chromat. C 26 % Chromat. D 9 % Chromat. |
1,2-Dimethyl-7-oxa-bicyclo[4.1.0]hepta-2,4-diene
A
3,4-Dimethylphenol
B
2.6-dimethylphenol
C
2,3-Dimethylphenol
Conditions | Yield |
---|---|
Product distribution; Mechanism; Decomposition by an ionic mechanism via a dipolar transient.; | A 14% B 53% C 33% |
Conditions | Yield |
---|---|
Stage #1: isobutene; phenol; sulfuric acid at 65℃; under 1520.1 Torr; Stage #2: With potassium chromate In acetic acid | 50% |
1,2-dimethyl-4-(1-phenylethyl)benzene
A
3,4-Dimethylphenol
B
acetophenone
C
3,4-dimethylacetophenone
D
phenol
Conditions | Yield |
---|---|
Stage #1: 1,2-dimethyl-4-(1-phenylethyl)benzene With oxygen; N-hydroxyphthalimide; 2,2'-azobis(isobutyronitrile) In acetonitrile at 75℃; under 760.051 Torr; for 6h; Stage #2: With sulfuric acid In water; acetonitrile at 0℃; for 0.5h; | A 46% B 50% C 2.7% D n/a |
Stage #1: 1,2-dimethyl-4-(1-phenylethyl)benzene With oxygen; N-hydroxyphthalimide; 2,2'-azobis(isobutyronitrile) In acetonitrile at 75℃; under 760.051 Torr; for 6h; Stage #2: In acetonitrile at 0℃; for 1h; Product distribution / selectivity; | A 50% B 50% C 1% D n/a |
3,4-dimethylbenzoic acid
A
3,4-Dimethylphenol
B
4-amino-o-xylene
C
2,3-Dimethylaniline
Conditions | Yield |
---|---|
With ammonia; water; copper(II) oxide at 220℃; for 0.5h; | A 3.5% B 43.1% C 0.9% |
Conditions | Yield |
---|---|
Stage #1: o-xylene With spiro[bicyclo[2.2.1]heptane-2,4′-[1,2]dioxolane]-3′,5′-dione at 40℃; for 96h; Sealed tube; Stage #2: With methylamine In ethanol | A 41% B 24% |
With dihydrogen peroxide In water at 50℃; under 1500.15 Torr; for 1h; Inert atmosphere; chemoselective reaction; | |
With hydroxyammonium sulfate; sulfuric acid; acetic acid In water at 80℃; for 4h; |
o-xylene
A
3,4-Dimethylphenol
B
2-Ethyltoluene
C
1,2,4-Trimethylbenzene
D
2,3-Dimethylphenol
E
2-methyl-benzyl alcohol
F
1,2-bis(2-methylphenyl)ethane
Conditions | Yield |
---|---|
With peracetic acid at 20 - 22℃; Product distribution; Irradiation; λ=2537 Angstroem; | A n/a B 24.3% C n/a D n/a E 15.1% F n/a |
o-xylene
A
3,4-Dimethylphenol
B
2.6-dimethylphenol
C
2,3-Dimethylphenol
D
3,3,10,10-Tetramethyl-tricyclo[6.2.2.02,7]dodeca-5,11-diene-4,9-dione
Conditions | Yield |
---|---|
With bis-trimethylsilanyl peroxide; trifluorormethanesulfonic acid at -50℃; for 0.5h; Yields of byproduct given; | A n/a B n/a C n/a D 21% |
Conditions | Yield |
---|---|
With aluminium trichloride at 100℃; |
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With quinoline |
Conditions | Yield |
---|---|
With aluminium trichloride at 100℃; |
Conditions | Yield |
---|---|
With aluminium trichloride at 100℃; |
Conditions | Yield |
---|---|
With trifluoroacetic acid In water at 38.5℃; Rate constant; |
3,4-Dimethylphenol
2-bromo-4,5-dimethylphenol
Conditions | Yield |
---|---|
With bromine In dichloromethane at -78℃; for 1h; | 100% |
With tetra-N-butylammonium tribromide In methanol; dichloromethane at 20℃; for 1h; | 97% |
With tetra-N-butylammonium tribromide In methanol; dichloromethane for 0.5h; Ambient temperature; reagent 1.0 equivalent; | 93% |
Conditions | Yield |
---|---|
With sulfuric acid at 65℃; under 1034.3 Torr; for 3h; | 100% |
With sulfuric acid at 70℃; | |
sulfuric acid at 65℃; under 1520.1 Torr; | |
With sulfuric acid at 65 - 70℃; for 2h; | 114.1 g |
3,4-Dimethylphenol
bromoacetic acid methyl ester
(3,4-dimethyl-phenoxy)-acetic acid methyl ester
Conditions | Yield |
---|---|
With potassium carbonate In butanone for 5.5h; Heating; | 100% |
With potassium carbonate In butanone for 4h; Heating / reflux; | 93% |
3,4-Dimethylphenol
ethyl (E)-3,4-dimethoxycinnamate
Conditions | Yield |
---|---|
With trifluoroacetic acid at 20℃; for 24h; | 100% |
3,4-Dimethylphenol
(E)-3-(4-methoxyphenyl)acrylic acid
6,7-dimethyl-4-(4'-methoxyphenyl)-3,4-dihydrocoumarin
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; for 24h; | 100% |
3,4-Dimethylphenol
ethyl (E)-3-(4-methoxyphenyl)prop-2-enoate
6,7-dimethyl-4-(4'-methoxyphenyl)-3,4-dihydrocoumarin
Conditions | Yield |
---|---|
With trifluoroacetic acid at 20℃; for 24h; | 100% |
Conditions | Yield |
---|---|
With trifluoroacetic acid at 20℃; for 24h; | 100% |
Conditions | Yield |
---|---|
In dichloromethane to a suspension of TaCl5 in CH2Cl2 was added 3,4-dimethylphenole; was stirred by refluxing for 4 h; stoichiometric ratio of TaCl5:3,4-dimethylphenole=1:1; excess of the solvent was removed under reduced pressure; elem. anal.; | 100% |
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With perchloric acid; d(4)-methanol at 75℃; for 144h; Inert atmosphere; | 100% |
3,4-Dimethylphenol
2,2'-bipyridinedichlorocopper(II)
Cu(3,4-dimethylphenoxo)2(2,2'-bipyridine)
Conditions | Yield |
---|---|
With Na In tetrahydrofuran byproducts: NaCl; refluxing 3,4-dimethylphenol and Na (16 h), addn. to CuCl2 suspn., stirring (room temp., 18 h); filtration off of NaCl, evapn. (0.3 torr), crystn. (THF); elem. anal.; | 99% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 110℃; for 12h; | 99% |
With sodium dodecyl-sulfate; potassium carbonate In water at 80℃; under 760.051 Torr; for 9h; Ullmann Condensation; Green chemistry; chemoselective reaction; | 79% |
Conditions | Yield |
---|---|
With dimanganese decacarbonyl at 180℃; for 1h; Reagent/catalyst; | 99% |
3,4-Dimethylphenol
trifluoromethylsulfonic anhydride
3,4-dimethylphenyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere; | 99% |
With triethylamine In dichloromethane at 0 - 20℃; Inert atmosphere; Schlenk technique; |
3,4-Dimethylphenol
Diphenylphosphine oxide
(3,4-dimethylphenoxy)diphenylphosphinoxide
Conditions | Yield |
---|---|
With chloroform; 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 25℃; for 3h; Atherton-Todd Synthesis; | 99% |
With 1,4-diaza-bicyclo[2.2.2]octane; potassium iodide In acetonitrile at 20℃; for 3h; Electrolysis; | 41% |
3,4-Dimethylphenol
Conditions | Yield |
---|---|
With potassium hydroxide In acetonitrile at 50℃; stereoselective reaction; | 99% |
Conditions | Yield |
---|---|
In benzene byproducts: HCl; to a suspension of TaCl5 in C6H6 was added 3,4-dimethylphenole; was refluxed for 18 h; stoichiometric ratio of the TaCl5:3,4-dimethylphenole=1:2; excess of the solvent was removed under reduced pressure; elem. anal.; | 98.8% |
3,4-Dimethylphenol
1-(phenylsulfonyl)-1H-benzo[d][1,2,3]triazole
3,4-dimethylphenyl benzenesulfonate
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran for 20h; Ambient temperature; | 98% |
Conditions | Yield |
---|---|
With aluminium trichloride at 180℃; for 0.5h; | 98% |
With aluminum (III) chloride In 1,2-dichloro-ethane at 100℃; for 5h; Inert atmosphere; | 85% |
Conditions | Yield |
---|---|
Stage #1: 3,4-Dimethylphenol With tetraphosphorus decasulfide In toluene at 40℃; Schlenk technique; Stage #2: triethylamine In toluene Schlenk technique; | 98% |
Conditions | Yield |
---|---|
With Difluoroacetic acid; 5% palladium on Al2O3; oxygen at 20℃; for 70h; | 98% |
3,4-Dimethylphenol
thianthrene cation radical perchlorate
Conditions | Yield |
---|---|
In acetonitrile for 0.5h; | 97% |
Conditions | Yield |
---|---|
With copper(II) glycinate monohydrate; potassium hydroxide In dimethyl sulfoxide at 80℃; for 8h; Ullmann reaction; | 97% |
With 2,2,6,6-tetramethylheptane-3,5-dione; iron(III) chloride; caesium carbonate In N,N-dimethyl-formamide at 135℃; for 20h; | 92% |
With potassium carbonate In N,N-dimethyl-formamide at 110℃; | 85% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 35℃; for 12h; | 97% |
3,4-Dimethylphenol
2,6-dibromo-3,4-dimethylphenol
Conditions | Yield |
---|---|
With benzyltrimethylammonium tribromide In methanol; dichloromethane | 96% |
With benzyltrimethylazanium tribroman-2-uide In methanol; dichloromethane for 0.5h; Ambient temperature; reagent 2.1 equivalent; | 93% |
With bromine; sodium acetate In acetic acid at 20℃; for 25h; Inert atmosphere; | 69% |
With bromine; acetic acid |
Conditions | Yield |
---|---|
With sodium hydroxide at 0 - 50℃; for 2h; | 96% |
With aluminum oxide; potassium hydroxide for 10h; microwave irradiation; | 75% |
With sodium hydroxide at 90℃; |
3,4-Dimethylphenol
1,1,1,3,3,3-hexamethyl-disilazane
1,2-dimethyl-4-trimethylsilyloxybenzene
Conditions | Yield |
---|---|
With 1,3-disulfonic acid imidazolium hydrogen sulfate In neat (no solvent) at 20℃; for 0.0333333h; Green chemistry; | 96% |
With 3-methyl-1-sulfonic acid imidazolium hydrogen sulfate at 20℃; for 0.0333333h; Neat (no solvent); | 95% |
at 125℃; for 0.166667h; Microwave irradiation; |
Conditions | Yield |
---|---|
for 0.583333h; Microwave irradiation; | 96% |
Conditions | Yield |
---|---|
With sodium metaborate tetrahydrate In water at 40℃; for 10h; Green chemistry; regioselective reaction; | 95% |
With sodium hydroxide In water for 1.5h; Ambient temperature; | 51% |
With sodium hydroxide |
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