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inquiryQuick Details CAS No.: 93-02-7 Other Names: 2,5-Dimethoxybenzaldehyde MF: C9H10O3 EINECS No.: 202-211-5 Place of Origin: China (Mainland) Type: Pharmaceutica
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inquiryProduct informations Product Name 2,5-Dimethoxybenzaldehyde CAS No. 93-02-7 App
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inquiry2,5-Dimethoxybenzaldehyde CAS 93-02-7 CAS no 93-02-7 Benzaldehyde,2,5-dimethoxy- 2,5-Dimethoxybenzaldehyde Manufacturer High quality Best price In stock factory CAS 93-02-7 2,5-Dimethoxybenzaldehyde COA TDS price MSDS highly quality and imm
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inquiry2,5-Dimethoxybenzaldehyde Basic information Product Name: 2,5-Dimethoxybenzaldehyde Synonyms: 2,5-dimethoxy-benzaldehyd;2,5-DIMETHOXYBENZALDEHYDE;AKOS BBS-00003162;Benzaldehyde, 2,5-dime
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inquiryAppearance:yellow crystalline solid Storage:Room temperature Package:25kg/drum Application:Used as pharmaceutical intermediate Transportation:Express/Sea/Air Port:Any port in china
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inquiry2,5-Dimethoxybenzaldehyde CAS: 93-02-7 Specification Product Name 99% 2,5-Dimethoxybenzaldehyde CAS NO 93-02-7 Application Pharmaceutical intermediates Appearan
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inquiry2,5-dimethoxybenzyl alcohol
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With potassium osmate(VI) dihydrate; potassium carbonate; potassium hexacyanoferrate(III) In water; acetonitrile at 60℃; for 0.75h; chemoselective reaction; | 100% |
With air; potassium carbonate In toluene at 20℃; for 8h; | 99% |
With aluminium trichloride; 1-benzyl-4-aza-1-azoniabicyclo[2.2.2]octane dichromate for 0.0166667h; Oxidation; | 96% |
1,1-diacetoxy-1-(2,5-dimethoxyphenyl)methane
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With [NO(1+)*18-crown-6*H(NO3)2(1-)]; silica gel In dichloromethane at 20℃; for 0.0833333h; | 100% |
With bismuth(III) chloride In chloroform for 0.166667h; deprotection; Heating; | 99% |
With aluminium trichloride In acetonitrile for 0.05h; Deacetylation; Heating; | 99% |
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; |
octanol
2,5-dimethoxybenzyl alcohol
A
Octanal
B
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With air; potassium carbonate at 20℃; for 16h; | A 2% B 99% |
1-Phenylethanol
2,5-dimethoxybenzyl alcohol
A
2,5-dimethoxybenzaldehyde
B
acetophenone
Conditions | Yield |
---|---|
With air; potassium carbonate at 20℃; for 8h; | A 99% B 10% |
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With aluminium trichloride; 1-benzyl-4-aza-1-azoniabicyclo[2.2.2]octane dichromate at 20℃; for 0.0108333h; | 96% |
1,4-Dimethoxy-2-phenethyloxymethyl-benzene
A
2-phenylethanol
B
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water at 20℃; for 2.5h; | A 95% B 16% |
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With aluminium trichloride; tetramethylammonium chlorochromate In acetonitrile for 1.08333h; Heating; | 95% |
With bismuth(III) chloride; benzyltriphenylphosphonium peroxymonosulfate In dichloromethane for 0.0583333h; microwave irradiation; | 80% |
With bismuth(III) chloride; benzyltriphenylphosphonium peroxymonosulfate In acetonitrile for 0.5h; Heating; | 75% |
With benzyltriphenylphosphonium chlorate; aluminium trichloride In acetonitrile for 8h; Heating; | 75% |
With aluminium trichloride; benzyltriphenylphosphonium chlorochromate In acetonitrile for 0.5h; Heating; | 75% |
2,5‐dimethoxybenzaldoxime
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With 2-iodoxybenzoic acid; β‐cyclodextrin In water; acetone at 20℃; for 12h; | 91% |
With iodobenzene; β‐cyclodextrin; potassium bromide In water; acetone at 20℃; for 12h; | 90% |
With N-Bromosuccinimide; β‐cyclodextrin In water; acetone at 20℃; for 0.333333h; | 80% |
2-(2,5-dimethoxyphenyl)-1,3-dithiane
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With 1,3,5-trichloro-2,4,6-triazine; dimethyl sulfoxide In dichloromethane at 20℃; for 1h; | 90% |
Conditions | Yield |
---|---|
With sulfuric acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone In acetonitrile at 80℃; for 5h; | 89% |
Conditions | Yield |
---|---|
With sodium azide; [bis(acetoxy)iodo]benzene In acetonitrile at 0 - 20℃; for 0.25h; | 89% |
Conditions | Yield |
---|---|
In acetone at 35 - 40℃; for 2h; Product distribution / selectivity; | 88.3% |
With tetrabutylammomium bromide In isopropyl alcohol at 35 - 40℃; for 0.5h; Product distribution / selectivity; | 70% |
In n-heptane; N,N-dimethyl-formamide for 0.5h; Product distribution / selectivity; Heating / reflux; | 62% |
Sodio 5-methoxy-salicylaldehyde
dimethyl sulfate
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
In acetone for 3h; Product distribution / selectivity; Heating / reflux; | 88.3% |
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With aluminum oxide; potassium permanganate for 0.25h; Product distribution; Further Variations:; Reagents; reaction times; | 88% |
With aluminium trichloride; tetramethylammonium chlorochromate In acetonitrile for 1h; Heating; | 88% |
With bismuth(III) chloride; benzyltriphenylphosphonium peroxymonosulfate In dichloromethane for 0.0666667h; microwave irradiation; | 85% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 18h; | 85% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; | 73% |
With potassium hydroxide | |
With potassium carbonate In acetone at 25℃; for 20h; | |
With potassium carbonate In N,N-dimethyl-formamide at 25℃; for 16h; | 2.4 g |
5-(2',5'-dimethoxybenzylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With oxone In water; acetonitrile at 45℃; for 1h; Reagent/catalyst; Solvent; Temperature; | 84% |
Conditions | Yield |
---|---|
With [bis(acetoxy)iodo]benzene In tetrahydrofuran at 20℃; for 1h; | 78% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 3h; Product distribution / selectivity; Heating / reflux; | 77% |
With sodium hydroxide | |
With sodium hydroxide In water at 65℃; for 0.5h; Yield given; |
1-tert-butyldimethylsilyloxymethyl-2,5-dimethoxybenzene
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With N-Bromosuccinimide; β‐cyclodextrin In ethyl acetate; acetone at 20℃; for 7h; | 72% |
N,N-dimethyl-formamide
1,4-dimethoxybezene
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With trichlorophosphate at 100℃; for 5h; | 66% |
With sodium hydroxide; pyrophosphoryl chloride 1) 100 deg C, 48 h; Yield given. Multistep reaction; |
2-naphthyl pivalate
A
2,5-dimethoxybenzaldehyde
B
5-methoxy-2-(naphthalen-2-yl)benzaldehyde
Conditions | Yield |
---|---|
Stage #1: 2-naphthyl pivalate; Cyclohexyl-[1-(2,5-dimethoxy-phenyl)-meth-(E)-ylidene]-amine With chromium dichloride; magnesium; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 40℃; for 48h; Stage #2: With hydrogenchloride; water In tetrahydrofuran at 20℃; for 0.5h; | A 65% B 19% |
2-naphthyl pivalate
A
2,5-dimethoxybenzaldehyde
B
5-methoxy-2-(naphthalen-2-yl)benzaldehyde
Conditions | Yield |
---|---|
Stage #1: 2-naphthyl pivalate; C12H17NO2 With chromium dichloride; magnesium; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 40℃; for 48h; Stage #2: With hydrogenchloride; water In tetrahydrofuran at 20℃; for 0.5h; | A 28% B 61% |
2-naphthyl pivalate
A
2,5-dimethoxybenzaldehyde
B
5-methoxy-2-(naphthalen-2-yl)benzaldehyde
Conditions | Yield |
---|---|
Stage #1: 2-naphthyl pivalate; C28H25NO2 With chromium dichloride; magnesium; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 40℃; for 48h; Stage #2: With hydrogenchloride; water In tetrahydrofuran at 20℃; for 0.5h; | A 27% B 56% |
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
Stage #1: Benzyl-[1-(2,5-dimethoxy-phenyl)-meth-(E)-ylidene]-amine With chromium dichloride; 2-naphthyl pivalate; magnesium; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 40℃; for 48h; Stage #2: With hydrogenchloride; water In tetrahydrofuran at 20℃; for 0.5h; | 56% |
1-(2,5-Dimethoxy-phenyl)-2-phenyl-ethanol
A
Benzyl acetate
B
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With lead(IV) acetate In benzene Heating; | A n/a B 55% |
A
2,5-dimethoxybenzaldehyde
B
(+/-)-4-(2',5'-dimethoxyphenyl)-3-hydroxy-3-methylbutanal
Conditions | Yield |
---|---|
With dipyridinium dichromate; 3 A molecular sieve; acetic acid In dichloromethane at 20℃; for 1.5h; Oxidation; | A 16% B 37% |
1,4-dimethoxybezene
formic acid ethyl ester
A
ethyl 2,5-dimethoxy benzoate
B
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
Stage #1: 1,4-dimethoxybezene With n-butyllithium In tetrahydrofuran; hexane at 0℃; for 2h; Stage #2: formic acid ethyl ester In tetrahydrofuran; hexane at -78℃; for 3h; Stage #3: With ethanol; iodine; potassium carbonate In tetrahydrofuran; hexane at -78 - 20℃; for 14h; | A 7% B 32% |
Conditions | Yield |
---|---|
With manganese(IV) oxide In dichloromethane at 21℃; for 5h; other reagent PDC; | A 23% B 30% |
acetic anhydride
2,5-dimethoxybenzaldehyde
1,1-diacetoxy-1-(2,5-dimethoxyphenyl)methane
Conditions | Yield |
---|---|
With titanium tetrachloride at 20℃; for 15h; screw-capped vial; Inert atmosphere; neat (no solvent); | 100% |
With copper(II) sulfate | 96% |
With lithium trifluoromethanesulfonate at 20℃; for 36h; | 90% |
2,5-dimethoxybenzaldehyde
acetone
trans-1-(2,5-dimethoxyphenyl)-2-buten-3-one
Conditions | Yield |
---|---|
With sodium hydroxide at 23℃; for 6.5h; | 100% |
Stage #1: 2,5-dimethoxybenzaldehyde; acetone With L-proline In dimethyl sulfoxide at 20℃; for 48h; Stage #2: With hydrogenchloride In water; dimethyl sulfoxide for 3h; | 62.5% |
With sodium hydroxide at 20℃; for 0.5h; | 53% |
Conditions | Yield |
---|---|
In methanol for 5h; Heating; | 100% |
ethylene glycol
2,5-dimethoxybenzaldehyde
2-(2',5'-dimethoxyphenyl)-1,3-dioxolane
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene Heating; | 100% |
With toluene-4-sulfonic acid In benzene Heating; | 97% |
With toluene-4-sulfonic acid In benzene for 4h; Heating; | 83% |
2,5-dimethoxybenzaldehyde
methylamine
[1-(2,5-Dimethoxy-phenyl)-meth-(Z)-ylidene]-methyl-amine
Conditions | Yield |
---|---|
at 20℃; for 12h; | 100% |
In ethanol at 0 - 40℃; | 90% |
In methanol; water for 2h; |
2,5-dimethoxybenzaldehyde
2,2-dimethoxyethylamine
acetaldehyde dimethyl acetal
Conditions | Yield |
---|---|
In toluene Heating; | 100% |
In toluene for 4h; Heating; | 100% |
With magnesium sulfate In chloroform at 20℃; for 24h; | 100% |
With magnesium sulfate In chloroform at 20℃; for 24h; | 100% |
In toluene for 4h; Reflux; Dean-Stark; |
diethoxyphosphoryl-acetic acid ethyl ester
2,5-dimethoxybenzaldehyde
(2E)-ethyl 3-(2,5-dimethoxyphenyl)propenoate
Conditions | Yield |
---|---|
Stage #1: diethoxyphosphoryl-acetic acid ethyl ester With sodium hydride In tetrahydrofuran at 20℃; for 0.5h; Stage #2: 2,5-dimethoxybenzaldehyde In tetrahydrofuran at 20℃; for 6h; Horner-Wadsworth-Emmons reaction; | 100% |
Stage #1: diethoxyphosphoryl-acetic acid ethyl ester With sodium hydride In tetrahydrofuran; mineral oil at 23℃; Inert atmosphere; Cooling with ice; Stage #2: 2,5-dimethoxybenzaldehyde In tetrahydrofuran; mineral oil at 0 - 23℃; for 0.5h; Inert atmosphere; | 94% |
thiosemicarbazide
2,5-dimethoxybenzaldehyde
2,5-dimethoxybenzaldehyde thiosemicarbazone
Conditions | Yield |
---|---|
In neat (no solvent) for 0.25h; Milling; Green chemistry; | 100% |
With acetic acid In ethanol for 24h; Reflux; | 82% |
With sodium acetate In ethanol; water at 20℃; for 0.25h; | |
In ethanol Reflux; |
2-acetyl benzo[b]thiophene
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With pyrrolidine; acetic acid In tetrahydrofuran for 13h; Aldol Condensation; Reflux; Inert atmosphere; | 100% |
1H-indene-1,3(2H)-dione
2,5-dimethoxybenzaldehyde
2-(2,5-dimethoxybenzylidene)-1H-indene-1,3(2H)-dione
Conditions | Yield |
---|---|
With hydrogenchloride; acetic acid In ethanol; water at 50 - 60℃; Reagent/catalyst; Solvent; | 99% |
Stage #1: 1H-indene-1,3(2H)-dione With pyridine Stage #2: 2,5-dimethoxybenzaldehyde at 100℃; for 1h; | 75% |
With ethanol |
Conditions | Yield |
---|---|
Stage #1: 2,5-dimethoxybenzaldehyde With pyridine at 20℃; for 0.166667h; Inert atmosphere; Stage #2: malonic acid With piperidine for 5h; Reflux; Inert atmosphere; | 99% |
With piperidine; pyridine at 110℃; | 88% |
With piperazine for 0.075h; Knoevenagel condensation; microwave irradiation; | 86% |
2,5-dimethoxybenzaldehyde
malononitrile
2,5-dimethoxy-1-(2',2'-dicyanovinyl)benzene
Conditions | Yield |
---|---|
With polystyrene-supported DABCO In methanol at 25℃; for 0.166667h; Knoevenagel Condensation; Green chemistry; | 99% |
With Zn(II), 1,3,5-benzene tricarboxylic acid and 4,4'-bipyridine based metal organic framework In methanol at 60℃; for 4h; Catalytic behavior; Temperature; Knoevenagel Condensation; | 92% |
With calcium ferrite In methanol for 0.666667h; Knoevenagel Condensation; Reflux; Green chemistry; | 85% |
2,5-dimethoxybenzaldehyde
2,5-dimethoxybenzyl alcohol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 0 - 20℃; | 99% |
With sodium tetrahydroborate In diethyl ether; water at 20℃; for 1h; | 99% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 0.333333h; | 99% |
trimethylsilyl cyanide
2,5-dimethoxybenzaldehyde
2-(2,5-dimethoxyphenyl)-2-trimethylsilyloxyacetonitrile
Conditions | Yield |
---|---|
With C29H38AlN4O2(1+)*CF3O3S(1-) at 20℃; for 0.333333h; Catalytic behavior; Inert atmosphere; Schlenk technique; | 99% |
With zinc(II) iodide for 1h; Ambient temperature; | 90% |
With [(3-isopropyl-1-(1R-phenylethyl)imidazol-2-ylidene)CpFe(CO)2]I In neat (no solvent) at 27℃; for 6h; Glovebox; Schlenk technique; UV-irradiation; | 87% |
2,5-dimethoxybenzaldehyde
2,5-dimethoxyphenol
Conditions | Yield |
---|---|
With bis(2-phenyltrifluoromethanesulfonate)diselenide; dihydrogen peroxide In dichloromethane at 20℃; for 3h; | 99% |
Stage #1: 2,5-dimethoxybenzaldehyde With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere; Stage #2: With methanol; sodium hydroxide at 20℃; for 3h; Inert atmosphere; | 98% |
With Monoperoxyphthalic acid, magnesium salt In methanol at 20℃; for 18h; Reduction; | 94% |
Conditions | Yield |
---|---|
With oxygen; copper; ammonium chloride In pyridine at 60℃; for 24h; | 99% |
Stage #1: 2,5-dimethoxybenzaldehyde With pyridine; 1,1,1,3,3,3-hexamethyl-disilazane In dichloromethane at 26℃; for 0.0833333h; Stage #2: With 4-acetylamino-2,2,6,6-tetramethylpiperidine-1-oxoammonium tetrafluoroborate In dichloromethane at 26℃; for 18h; | 88% |
With Nitroethane; ammonium acetate In acetic acid for 10h; Heating; |
nitromethane
2,5-dimethoxybenzaldehyde
1-(2,5-dimethoxyphenyl)-2-nitroethanol
Conditions | Yield |
---|---|
With C12H24KO6*HO(1-) In methanol at 20℃; for 0.416667h; Henry reaction; | 99% |
With sodium hydroxide In ethanol; water at 10 - 15℃; for 0.5h; Temperature; Solvent; Reagent/catalyst; | 96% |
With {(C6H3C(CH3)3OCHNCH2CH2NCHO(CH3)3CC6H3)Co}; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 48h; Reagent/catalyst; Henry Nitro Aldol Condensation; | 70% |
1,2-bis(trimethylsiloxy)cyclobutene
2,5-dimethoxybenzaldehyde
Conditions | Yield |
---|---|
With 2-Trifluoromethylbenzaldehyde; magnesium iodide In dichloromethane; benzene at 20℃; for 0.25h; Mukaiyama aldol coupling; | 99% |
With 4-O2NPhOMgI In dichloromethane at 20℃; Mukaiyama aldol reaction; Inert atmosphere; | 93% |
N-(4-aminophenyl)-N'-phenylurea
2,5-dimethoxybenzaldehyde
1-[4-(2,5-dimethoxy-benzylamino)phenyl]-3-phenylurea
Conditions | Yield |
---|---|
With sodium cyanoborohydride In methanol Reflux; Inert atmosphere; | 99% |
carbon tetrabromide
2,5-dimethoxybenzaldehyde
2-(2,2-dibromoethenyl)-1,4-dimethoxybenzene
Conditions | Yield |
---|---|
Stage #1: carbon tetrabromide With triphenylphosphine In dichloromethane at 0℃; for 0.666667h; Inert atmosphere; Stage #2: 2,5-dimethoxybenzaldehyde In dichloromethane at 0℃; Inert atmosphere; | 99% |
Stage #1: carbon tetrabromide With triphenylphosphine In dichloromethane at 0℃; for 0.666667h; Inert atmosphere; Stage #2: 2,5-dimethoxybenzaldehyde In dichloromethane at 0℃; for 0.333333h; Inert atmosphere; | 99% |
With triphenylphosphine In dichloromethane at 0℃; for 1.25h; Inert atmosphere; |
2,5-dimethoxybenzaldehyde
3-phenyliodonio-1,2,4-trioxo-1,2,3,4-tetrahydronaphthalenide
2-(2,5-dimethoxyphenyl)-3-hydroxynaphthalene-1,4-dione
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In chloroform for 1h; Reflux; | 99% |
2,5-dimethoxybenzaldehyde
methyl 2-naphthyl ketone
(2E)-1-(2-naphthyl)-3-(2,5-dimethoxyphenyl)-2-propen-1-one
Conditions | Yield |
---|---|
With potassium hydroxide In methanol; water at 20℃; for 24h; Aldol condensation; | 99% |
With sodium hydroxide In methanol; water at 20℃; for 15h; Claisen-Schmidt Condensation; | 73% |
Nitroethane
2,5-dimethoxybenzaldehyde
(1S,2R)-1-(2,5-dimethoxyphenyl)-2-nitropropan-1-ol
Conditions | Yield |
---|---|
With 1-ethyl-piperidine; 3,5-bistrifluoromethylbenzoic acid; bis((3,5-bis(trifluoromethyl)phenyl)ureido)-(salen)cobalt In tert-butyl methyl ether at -50℃; for 16h; Henry reaction; optical yield given as %ee; diastereoselective reaction; | 99% |
Nitroethane
2,5-dimethoxybenzaldehyde
(1R,2S)-1-(2,5-dimethoxyphenyl)-2-nitropropan-1-ol
Conditions | Yield |
---|---|
With 1-ethyl-piperidine; 3,5-bistrifluoromethylbenzoic acid; bis((3,5-bis(trifluoromethyl)phenyl)ureido)-(salen)cobalt In tert-butyl methyl ether at -50℃; for 16h; Henry reaction; optical yield given as %ee; diastereoselective reaction; | 99% |
Conditions | Yield |
---|---|
With (2S,5R)-2-(methylaminomethyl)-1-methyl-5-phenylpyrrolidine; triethylamine; copper(ll) bromide In tetrahydrofuran at -25℃; for 39h; Henry Nitro Aldol Condensation; Inert atmosphere; Schlenk technique; enantioselective reaction; | 99% |
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