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93-02-7

Basic Information
CAS No.: 93-02-7
Name: Benzaldehyde,2,5-dimethoxy-
Molecular Structure:
Molecular Structure of 93-02-7 (Benzaldehyde,2,5-dimethoxy-)
Formula: C9H10O3
Molecular Weight: 166.17
Synonyms: NSC 6315;Benzaldehyde, 2,5-dimethoxy-;
EINECS: 202-211-5
Density: 1.114 g/cm3
Melting Point: 46-48 °C(lit.)
Boiling Point: 283.842 °C at 760 mmHg
Flash Point: 120.644 °C
Solubility: Soluble in chloroform and methanol. Slightly soluble in water.
Appearance: yellow crystalline solid
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38-43
Safety: 26-36/37/39-24/25
Transport Information:
PSA: 35.53000
LogP: 1.51630
Synthetic route
33524-31-1

2,5-dimethoxybenzyl alcohol

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
55669-73-3

1,1-diacetoxy-1-(2,5-dimethoxyphenyl)methane

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
4885-02-3

Dichloromethyl methyl ether

150-78-7

1,4-dimethoxybezene

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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;
111-87-5

octanol

33524-31-1

2,5-dimethoxybenzyl alcohol

A

124-13-0

Octanal

B

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With air; potassium carbonate at 20℃; for 16h;A 2%
B 99%
98-85-1, 13323-81-4

1-Phenylethanol

33524-31-1

2,5-dimethoxybenzyl alcohol

A

93-02-7

2,5-dimethoxybenzaldehyde

B

98-86-2

acetophenone

Conditions
ConditionsYield
With air; potassium carbonate at 20℃; for 8h;A 99%
B 10%

2,5-dimethoxybenzaldehyde semicarbazone

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With aluminium trichloride; 1-benzyl-4-aza-1-azoniabicyclo[2.2.2]octane dichromate at 20℃; for 0.0108333h;96%
121336-24-1

1,4-Dimethoxy-2-phenethyloxymethyl-benzene

A

60-12-8

2-phenylethanol

B

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water at 20℃; for 2.5h;A 95%
B 16%

(2,5-dimethoxy-benzyloxy)-trimethyl-silane

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
67184-41-2, 34967-19-6

2,5‐dimethoxybenzaldoxime

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
137709-38-7

2-(2,5-dimethoxyphenyl)-1,3-dithiane

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With 1,3,5-trichloro-2,4,6-triazine; dimethyl sulfoxide In dichloromethane at 20℃; for 1h;90%
50-00-0

formaldehyd

150-78-7

1,4-dimethoxybezene

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With sulfuric acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone In acetonitrile at 80℃; for 5h;89%
1758-25-4

(2,5-dimethoxyphenyl)acetic acid

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With sodium azide; [bis(acetoxy)iodo]benzene In acetonitrile at 0 - 20℃; for 0.25h;89%
77-78-1

dimethyl sulfate

2-hydroxy-5-methoxybenzaldehyde; potassium salt

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
79043-42-8

Sodio 5-methoxy-salicylaldehyde

77-78-1

dimethyl sulfate

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
In acetone for 3h; Product distribution / selectivity; Heating / reflux;88.3%

2-(2,5-dimethoxy-benzyloxy)-tetrahydro-pyran

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
1194-98-5

2,5-Dihydroxybenzaldehyde

74-88-4

methyl iodide

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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
117646-10-3

5-(2',5'-dimethoxybenzylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With oxone In water; acetonitrile at 45℃; for 1h; Reagent/catalyst; Solvent; Temperature;84%
2972-75-0

2,5-dimethoxy-1-(2',2'-dicyanovinyl)benzene

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With [bis(acetoxy)iodo]benzene In tetrahydrofuran at 20℃; for 1h;78%
672-13-9

2-hydroxy-5-methoxybenzaldehyde

77-78-1

dimethyl sulfate

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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;
161435-89-8

1-tert-butyldimethylsilyloxymethyl-2,5-dimethoxybenzene

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With N-Bromosuccinimide; β‐cyclodextrin In ethyl acetate; acetone at 20℃; for 7h;72%
68-12-2, 33513-42-7

N,N-dimethyl-formamide

150-78-7

1,4-dimethoxybezene

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With trichlorophosphate at 100℃; for 5h;66%
With sodium hydroxide; pyrophosphoryl chloride 1) 100 deg C, 48 h; Yield given. Multistep reaction;
1503-86-2

2-naphthyl pivalate

Cyclohexyl-[1-(2,5-dimethoxy-phenyl)-meth-(E)-ylidene]-amine

A

93-02-7

2,5-dimethoxybenzaldehyde

B

217074-77-6

5-methoxy-2-(naphthalen-2-yl)benzaldehyde

Conditions
ConditionsYield
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%
1503-86-2

2-naphthyl pivalate

C12H17NO2

A

93-02-7

2,5-dimethoxybenzaldehyde

B

217074-77-6

5-methoxy-2-(naphthalen-2-yl)benzaldehyde

Conditions
ConditionsYield
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%
1503-86-2

2-naphthyl pivalate

C28H25NO2

A

93-02-7

2,5-dimethoxybenzaldehyde

B

217074-77-6

5-methoxy-2-(naphthalen-2-yl)benzaldehyde

Conditions
ConditionsYield
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%

Benzyl-[1-(2,5-dimethoxy-phenyl)-meth-(E)-ylidene]-amine

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%
76246-95-2

1-(2,5-Dimethoxy-phenyl)-2-phenyl-ethanol

A

140-11-4

Benzyl acetate

B

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With lead(IV) acetate In benzene Heating;A n/a
B 55%

(+/-)-4-(2',5'-dimethoxyphenyl)-3-methylbutane-1,3-diol

A

93-02-7

2,5-dimethoxybenzaldehyde

B

300661-24-9

(+/-)-4-(2',5'-dimethoxyphenyl)-3-hydroxy-3-methylbutanal

Conditions
ConditionsYield
With dipyridinium dichromate; 3 A molecular sieve; acetic acid In dichloromethane at 20℃; for 1.5h; Oxidation;A 16%
B 37%
150-78-7

1,4-dimethoxybezene

109-94-4

formic acid ethyl ester

A

81722-06-7

ethyl 2,5-dimethoxy benzoate

B

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
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%

(1S,4R)-1-Benzyl-4-[(S)-(2,5-dimethoxy-phenyl)-hydroxy-methyl]-2,5-dimethoxy-cyclohexa-2,5-dienecarbaldehyde

A

43037-60-1

2-benzyl-1,4-dimethoxybenzene

B

93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With manganese(IV) oxide In dichloromethane at 21℃; for 5h; other reagent PDC;A 23%
B 30%
108-24-7

acetic anhydride

93-02-7

2,5-dimethoxybenzaldehyde

55669-73-3

1,1-diacetoxy-1-(2,5-dimethoxyphenyl)methane

Conditions
ConditionsYield
With titanium tetrachloride at 20℃; for 15h; screw-capped vial; Inert atmosphere; neat (no solvent);100%
With copper(II) sulfate96%
With lithium trifluoromethanesulfonate at 20℃; for 36h;90%
93-02-7

2,5-dimethoxybenzaldehyde

67-64-1

acetone

118709-30-1

trans-1-(2,5-dimethoxyphenyl)-2-buten-3-one

Conditions
ConditionsYield
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%
110-89-4

piperidine

67-52-7

BARBITURIC ACID

93-02-7

2,5-dimethoxybenzaldehyde

5-(2,5-Dimethoxy-benzylidene)-pyrimidine-2,4,6-trione; compound with piperidine

Conditions
ConditionsYield
In methanol for 5h; Heating;100%
107-21-1

ethylene glycol

93-02-7

2,5-dimethoxybenzaldehyde

72054-76-3

2-(2',5'-dimethoxyphenyl)-1,3-dioxolane

Conditions
ConditionsYield
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%
93-02-7

2,5-dimethoxybenzaldehyde

74-89-5

methylamine

114943-72-5

[1-(2,5-Dimethoxy-phenyl)-meth-(Z)-ylidene]-methyl-amine

Conditions
ConditionsYield
at 20℃; for 12h;100%
In ethanol at 0 - 40℃;90%
In methanol; water for 2h;
93-02-7

2,5-dimethoxybenzaldehyde

22483-09-6

2,2-dimethoxyethylamine

54879-66-2

acetaldehyde dimethyl acetal

Conditions
ConditionsYield
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;
867-13-0

diethoxyphosphoryl-acetic acid ethyl ester

93-02-7

2,5-dimethoxybenzaldehyde

15804-86-1, 24393-64-4

(2E)-ethyl 3-(2,5-dimethoxyphenyl)propenoate

Conditions
ConditionsYield
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%
79-19-6

thiosemicarbazide

93-02-7

2,5-dimethoxybenzaldehyde

329069-71-8

2,5-dimethoxybenzaldehyde thiosemicarbazone

Conditions
ConditionsYield
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;
22720-75-8

2-acetyl benzo[b]thiophene

93-02-7

2,5-dimethoxybenzaldehyde

(E)-1-(1-benzothiophen-2-yl)-3-(2,5-dimethoxyphenyl)-2-propen-1-one

Conditions
ConditionsYield
With pyrrolidine; acetic acid In tetrahydrofuran for 13h; Aldol Condensation; Reflux; Inert atmosphere;100%
606-23-5

1H-indene-1,3(2H)-dione

93-02-7

2,5-dimethoxybenzaldehyde

67200-96-8

2-(2,5-dimethoxybenzylidene)-1H-indene-1,3(2H)-dione

Conditions
ConditionsYield
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
141-82-2

malonic acid

93-02-7

2,5-dimethoxybenzaldehyde

38489-74-6

trans-2,5-dimethoxycinnamic acid

Conditions
ConditionsYield
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%
93-02-7

2,5-dimethoxybenzaldehyde

109-77-3

malononitrile

2972-75-0

2,5-dimethoxy-1-(2',2'-dicyanovinyl)benzene

Conditions
ConditionsYield
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%
93-02-7

2,5-dimethoxybenzaldehyde

33524-31-1

2,5-dimethoxybenzyl alcohol

Conditions
ConditionsYield
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%
7677-24-9

trimethylsilyl cyanide

93-02-7

2,5-dimethoxybenzaldehyde

141367-35-3

2-(2,5-dimethoxyphenyl)-2-trimethylsilyloxyacetonitrile

Conditions
ConditionsYield
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%
93-02-7

2,5-dimethoxybenzaldehyde

18113-18-3

2,5-dimethoxyphenol

Conditions
ConditionsYield
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%
93-02-7

2,5-dimethoxybenzaldehyde

5312-97-0

2,5-dimethoxybenzonitrile

Conditions
ConditionsYield
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;
75-52-5

nitromethane

93-02-7

2,5-dimethoxybenzaldehyde

14438-63-2

1-(2,5-dimethoxyphenyl)-2-nitroethanol

Conditions
ConditionsYield
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%
17082-61-0

1,2-bis(trimethylsiloxy)cyclobutene

93-02-7

2,5-dimethoxybenzaldehyde

2-((2,5-dimethoxyphenyl)(trimethylsilyloxy)methyl)-2-(trimethylsilyloxy)cyclobutanone

Conditions
ConditionsYield
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%
10141-46-5

N-(4-aminophenyl)-N'-phenylurea

93-02-7

2,5-dimethoxybenzaldehyde

1173493-06-5

1-[4-(2,5-dimethoxy-benzylamino)phenyl]-3-phenylurea

Conditions
ConditionsYield
With sodium cyanoborohydride In methanol Reflux; Inert atmosphere;99%
558-13-4

carbon tetrabromide

93-02-7

2,5-dimethoxybenzaldehyde

1224168-51-7

2-(2,2-dibromoethenyl)-1,4-dimethoxybenzene

Conditions
ConditionsYield
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;
93-02-7

2,5-dimethoxybenzaldehyde

117560-06-2

3-phenyliodonio-1,2,4-trioxo-1,2,3,4-tetrahydronaphthalenide

1240385-26-5

2-(2,5-dimethoxyphenyl)-3-hydroxynaphthalene-1,4-dione

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In chloroform for 1h; Reflux;99%
93-02-7

2,5-dimethoxybenzaldehyde

93-08-3

methyl 2-naphthyl ketone

1332627-22-1

(2E)-1-(2-naphthyl)-3-(2,5-dimethoxyphenyl)-2-propen-1-one

Conditions
ConditionsYield
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%
79-24-3

Nitroethane

93-02-7

2,5-dimethoxybenzaldehyde

1372810-65-5

(1S,2R)-1-(2,5-dimethoxyphenyl)-2-nitropropan-1-ol

Conditions
ConditionsYield
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%
79-24-3

Nitroethane

93-02-7

2,5-dimethoxybenzaldehyde

1372810-66-6

(1R,2S)-1-(2,5-dimethoxyphenyl)-2-nitropropan-1-ol

Conditions
ConditionsYield
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%
75-52-5

nitromethane

93-02-7

2,5-dimethoxybenzaldehyde

C10H13NO5

Conditions
ConditionsYield
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  • 2,5-Dimethoxybenzaldehyde CAS 93-02-7 China supplier

  • Casno:

    93-02-7

    MSDS/COA Download

    2,5-Dimethoxybenzaldehyde CAS 93-02-7 China supplier

    Min.Order: 1 Kilogram

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     China (Mainland)  |  Contact Details

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  • High purity 2,5-Dimethoxybenzaldehyde 98% TOP1 supplier in China CAS NO.93-02-7

  • Casno:

    93-02-7

    High purity 2,5-Dimethoxybenzaldehyde 98% TOP1 supplier in China CAS NO.93-02-7

    Min.Order: 1 Metric Ton

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  • 2,5-Dimethoxybenzaldehyde CAS 93-02-7 China supplier

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde CAS 93-02-7 China supplier

    Min.Order: 1 Gram

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  • Factory Price 2,5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    Factory Price 2,5-Dimethoxybenzaldehyde

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  • Casno:

    93-02-7

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  • Benzaldehyde,2,5-dimethoxy-

  • Casno:

    93-02-7

    Benzaldehyde,2,5-dimethoxy-

    Min.Order: 0

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  • 2,5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde

    Min.Order: 1 Gram

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    Product informations Product Name 2,5-Dimethoxybenzaldehyde CAS No. 93-02-7 App

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  • 2,5-Dimethoxybenzaldehyde CAS: 93-02-7

  • Casno:

    93-02-7

    MSDS/COA Download

    2,5-Dimethoxybenzaldehyde CAS: 93-02-7

    Min.Order: 1 Metric Ton

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    Business Type:Manufacturers

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  • 2,5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde

    Min.Order: 10 Gram

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  • 2,5-Dimethoxybenzaldehyde CAS NO.93-02-7

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde CAS NO.93-02-7

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  • High quality 2,5-Dimethoxybenzaldehyde supplier in China

  • Casno:

    93-02-7

    High quality 2,5-Dimethoxybenzaldehyde supplier in China

    Min.Order: 1 Kilogram

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  • Hot selling 2,5-Dimethoxybenzaldehyde CAS 93-02-7 with high purity

  • Casno:

    93-02-7

    Hot selling 2,5-Dimethoxybenzaldehyde CAS 93-02-7 with high purity

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  • 2,5-Dimethoxybenzaldehyde CAS#93-02-7

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde CAS#93-02-7

    Min.Order: 2 Kilogram

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  • 2,5-Dimethoxybenzaldehyde 1 CAS:93-02-7

  • Casno:

    93-02-7

    MSDS/COA Download

    2,5-Dimethoxybenzaldehyde 1 CAS:93-02-7

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  • High quality 2,5-Dimethoxybenzaldehyde 93-02-7 with best price

  • Casno:

    93-02-7

    High quality 2,5-Dimethoxybenzaldehyde 93-02-7 with best price

    Min.Order: 10 Gram

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  • 2,5-dimethoxybenzaldehyde

  • Casno:

    93-02-7

    2,5-dimethoxybenzaldehyde

    Min.Order: 10 Milligram

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  • 2,5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

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  • Factory Supply  2,5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    Factory Supply 2,5-Dimethoxybenzaldehyde

    Min.Order: 100 Gram

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    2,5-Dimethoxybenzaldehyde Basic information uses Uses Product Name: 2,5-Dimethoxybenzaldehyde Synonyms: 2,5-Dimethoxybenzaldehyde,97%;2,5-Dimethoxybenzald;5-DiMethoxy benzaldehyde;2,5-DiMethoxybenzaldehyde, 97% 2

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  • 2,5-Dimethoxybenzaldehyde cas 93-02-7

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde cas 93-02-7

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  • 2,5-Dimethoxybenzaldehyde 93-02-7

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde 93-02-7

    Min.Order: 1 Kilogram

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    2,5-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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  • Casno:

    93-02-7

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  • Casno:

    93-02-7

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  • Casno:

    93-02-7

    High purity 2,5-Dimethoxybenzaldehyde 98% TOP1 supplier in China CAS NO.93-02-7

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  • Casno:

    93-02-7

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    93-02-7

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    93-02-7

    MSDS/COA Download

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  • Casno:

    93-02-7

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  • 2,5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    2,5-Dimethoxybenzaldehyde

    Min.Order: 1 Kilogram

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    2,5-Dimethoxybenzaldehyde Basic information Product Name: 2,5-Dimethoxybenzaldehyde Synonyms: 2,5-dimethoxy-benzaldehyd;2,5-DIMETHOXYBENZALDEHYDE;AKOS BBS-00003162;

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  • Casno:

    93-02-7

    MSDS/COA Download

    2,5-Dimethoxybenzaldehyde cas 93-02-7

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    93-02-7

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  • Casno:

    93-02-7

    Benzaldehyde,2,5-dimethoxy-

    Min.Order: 0

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  • greatest quality 2, 5-Dimethoxybenzaldehyde

  • Casno:

    93-02-7

    greatest quality 2, 5-Dimethoxybenzaldehyde

    Min.Order: 1 Kilogram

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    Wuhan Alpha & Omega Pharmaceuticals Co., Ltd is located in Hubei Province, China.

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Specification

The 2,5-Dimethoxybenzaldehyde, with the CAS registry number 93-02-7 and EINECS registry number 202-211-5, is a kind of yellow crystalline solid. It is sensitive to air, and belongs to the following product categories: Fine chemical & Intermediates; Building blocks; Benzaldehyde; Adehydes, Acetals & Ketones; Anisoles, Alkyloxy Compounds & Phenylacetates; Aldehydes; C9; Carbonyl Compounds. And the molecular formula of this chemical is C9H10O3.

The physical properties of 2,5-Dimethoxybenzaldehyde are as following: (1)ACD/LogP: 1.86; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.856; (4)ACD/LogD (pH 7.4): 1.856; (5)ACD/BCF (pH 5.5): 15.161; (6)ACD/BCF (pH 7.4): 15.161; (7)ACD/KOC (pH 5.5): 243.662; (8)ACD/KOC (pH 7.4): 243.662; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 35.53 Å2; (13)Index of Refraction: 1.534; (14)Molar Refractivity: 46.363 cm3; (15)Molar Volume: 149.104 cm3; (16)Polarizability: 18.38×10-24cm3; (17)Surface Tension: 36.175 dyne/cm; (18)Density: 1.114 g/cm3; (19)Flash Point: 120.644 °C; (20)Enthalpy of Vaporization: 52.279 kJ/mol; (21)Boiling Point: 283.842 °C at 760 mmHg; (22)Vapour Pressure: 0.003 mmHg at 25°C.

Preparation of 2,5-Dimethoxybenzaldehyde: It is often synthesized from 2-methyl-4-methoxyphenol by clandestine chemists. One of its uses is the production of 2,5-dimethoxyphenethylamine also known as 2C-H. 2C-H is used to produce many other psychoactive drugs, such as 2C-B, 2C-I and 2C-C. And it is usually used as organic intermediate.

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin, and may cause sensitization by skin contact. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; Avoid contact with skin and eyes.
 
You can still convert the following datas into molecular structure:
(1)SMILES: COc1ccc(c(c1)C=O)OC
(2)InChI: InChI=1/C9H10O3/c1-11-8-3-4-9(12-2)7(5-8)6-10/h3-6H,1-2H3
(3)InChIKey: AFUKNJHPZAVHGQ-UHFFFAOYAN

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1600mg/kg (1600mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: TREMOR

BEHAVIORAL: MUSCLE WEAKNESS
National Technical Information Service. Vol. OTS0533614,
mouse LD50 oral 1600mg/kg (1600mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: EXCITEMENT

BEHAVIORAL: MUSCLE WEAKNESS
National Technical Information Service. Vol. OTS0533614,
rat LD50 intraperitoneal 800mg/kg (800mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE WEAKNESS

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
National Technical Information Service. Vol. OTS0533614,
rat LD50 oral > 3200mg/kg (3200mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

VASCULAR: REGIONAL OR GENERAL ARTERIOLAR OR VENOUS DILATION

SKIN AND APPENDAGES (SKIN): HAIR: OTHER
National Technical Information Service. Vol. OTS0533614,