Product Name

  • Name

    Acetosyringone

  • EINECS 219-610-5
  • CAS No. 2478-38-8
  • Article Data37
  • CAS DataBase
  • Density 1.172 g/cm3
  • Solubility soluble in water
  • Melting Point 124-127 °C(lit.)
  • Formula C10H12O4
  • Boiling Point 334.7 °C at 760 mmHg
  • Molecular Weight 196.203
  • Flash Point 131.7 °C
  • Transport Information
  • Appearance beige to light brown crystalline powder
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 2478-38-8 (Acetosyringone)
  • Hazard Symbols IrritantXi
  • Synonyms Acetophenone,4'-hydroxy-3',5'-dimethoxy- (6CI,7CI,8CI);1-(4-Hydroxy-3,5-dimethoxyphenyl)ethanone;2,6-Dimethoxy-4-acetophenol;2,6-Dimethoxy-4-acetylphenol;3',5'-Dimethoxy-4'-hydroxyacetophenone;4-Acetyl-2,6-dimethoxyphenol;4'-Hydroxy-3',5'-dimethoxyacetophenone;Syringone;Syringylethanone;Acetosyringone;
  • PSA 55.76000
  • LogP 1.61200

Synthetic route

methyl (3,4,5-trimethoxyphenyl) ketone
1136-86-3

methyl (3,4,5-trimethoxyphenyl) ketone

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With lithium thioethoxide In N,N-dimethyl-formamide at 70℃; for 0.25h; Inert atmosphere; Microwave irradiation; regioselective reaction;95%
With magnesium iodide for 0.5h; neat (no solvent);90%
With zirconium(IV) chloride; methoxybenzene In dichloromethane at 40℃; for 48h; Sealed tube;63%
methyl 4-O-tert-butyldimethylsilyl-3,5-dimethoxybenzoate
383176-01-0

methyl 4-O-tert-butyldimethylsilyl-3,5-dimethoxybenzoate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride92%
1-(4-Hydroxy-3,5-dimethoxyphenyl)ethanol
33900-62-8

1-(4-Hydroxy-3,5-dimethoxyphenyl)ethanol

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With copper diacetate; ethylene glycol at 50℃; for 8h; Green chemistry; chemoselective reaction;91%
4-ethylsyringol
14059-92-8

4-ethylsyringol

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With copper diacetate; ethylene glycol at 90℃; for 12h; Green chemistry; chemoselective reaction;84%
C11H16O4
1105671-50-8

C11H16O4

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With copper diacetate; ethylene glycol at 50℃; for 8h; Green chemistry; chemoselective reaction;83%
1-(4-Hydroxy-3,5-dimethoxyphenyl)ethanol
33900-62-8

1-(4-Hydroxy-3,5-dimethoxyphenyl)ethanol

A

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

B

2,6-dimethoxy-p-quinone
530-55-2

2,6-dimethoxy-p-quinone

Conditions
ConditionsYield
With oxygen; (pyridine)cobalt In methanol under 2585.7 Torr; for 24h; Ambient temperature; Title compound not separated from byproducts;A 4 % Spectr.
B 82%
With oxygen; (pyridine)cobalt In methanol under 2585.7 Torr; for 24h; Ambient temperature;A 4 % Spectr.
B 82%
acetic acid 2,6-dimethoxy-phenyl ester
944-99-0

acetic acid 2,6-dimethoxy-phenyl ester

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With bismuth(lll) trifluoromethanesulfonate In toluene for 1h; Fries rearrangement; Heating;80%
With aluminum (III) chloride In nitrobenzene at 0℃; Solvent; Reagent/catalyst;80%
With aluminium trichloride; nitrobenzene at 2 - 3℃; dann bei Zimmertemperatur;
With aluminium trichloride; nitrobenzene
With aluminium trichloride In nitrobenzene
3,3'-dimethoxy-4-carboxymethoxyacetophenone
871798-98-0

3,3'-dimethoxy-4-carboxymethoxyacetophenone

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Stage #1: 3,3'-dimethoxy-4-carboxymethoxyacetophenone With triethylamine In N,N-dimethyl-formamide; toluene for 3h; Curtius rearrangement; Heating;
Stage #2: With potassium hydroxide; glycerol In ethanol; N,N-dimethyl-formamide; toluene for 2h; Heating; Further stages.;
70%
1-(4-hydroxy-3-iodo-5-methoxy-phenyl)ethan-1-one
103440-59-1

1-(4-hydroxy-3-iodo-5-methoxy-phenyl)ethan-1-one

sodium methylate
124-41-4

sodium methylate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With methanol; copper at 140℃;
1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone benzyl ether
76246-81-6

1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone benzyl ether

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With hydrogen bromide; acetic acid bei gewoehnlicher Temperatur;
1,3-dimethoxy-2-hydroxy-benzene
91-10-1

1,3-dimethoxy-2-hydroxy-benzene

acetic acid
64-19-7

acetic acid

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With boron trifluoride
pyrrolidine
123-75-1

pyrrolidine

1-(4-acetoxy-3,5-dimethoxy-phenyl)-ethanone
28294-47-5

1-(4-acetoxy-3,5-dimethoxy-phenyl)-ethanone

A

N-(acetyl)pyrrolidine
4030-18-6

N-(acetyl)pyrrolidine

B

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
for 0.05h; Ambient temperature;
1,3-dimethoxy-2-hydroxy-benzene
91-10-1

1,3-dimethoxy-2-hydroxy-benzene

acetyl chloride
75-36-5

acetyl chloride

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
(i), (ii) AlCl3, PhNO2; Multistep reaction;
4-amino-butyric acid 2-(4-hydroxy-3,5-dimethoxy-phenyl)-2-oxo-ethyl ester
284043-12-5

4-amino-butyric acid 2-(4-hydroxy-3,5-dimethoxy-phenyl)-2-oxo-ethyl ester

A

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

B

3',5'-dimethoxy-4'-hydroxy-(2-hydroxy)acetophenone
90426-22-5

3',5'-dimethoxy-4'-hydroxy-(2-hydroxy)acetophenone

C

4-amino-n-butyric acid
56-12-2

4-amino-n-butyric acid

Conditions
ConditionsYield
With water Hydrolysis; reduction; UV-irradiation;
forest plant material

forest plant material

A

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

B

(E)-sinapinaldehyde
4206-58-0

(E)-sinapinaldehyde

C

1-(3,5-dimethoxy-4-hydroxyphenyl)propan-2-one
19037-58-2

1-(3,5-dimethoxy-4-hydroxyphenyl)propan-2-one

D

2-(4-hydroxy-3,5-dimethoxyphenyl)acetaldehyde

2-(4-hydroxy-3,5-dimethoxyphenyl)acetaldehyde

Conditions
ConditionsYield
With air Oxidation; Formation of xenobiotics; Further byproducts given;
1-(3,5-dimethoxyphenyl)ethan-1-one
39151-19-4

1-(3,5-dimethoxyphenyl)ethan-1-one

A

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

B

2ʹ-hydroxy-3ʹ,5ʹ-dimethoxyacetophenone
17605-00-4

2ʹ-hydroxy-3ʹ,5ʹ-dimethoxyacetophenone

Conditions
ConditionsYield
With toluene-4-sulfonic acid; 3-chloro-benzenecarboperoxoic acid In acetonitrile at 80℃; for 2h;A 3 % Chromat.
B 11 % Chromat.
γ-O-(3,5-dimethoxy-4-hydroxyphenacyl) L-glutamate, trifluoroacetate salt

γ-O-(3,5-dimethoxy-4-hydroxyphenacyl) L-glutamate, trifluoroacetate salt

A

L-glutamic acid
56-86-0

L-glutamic acid

B

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

C

3',5'-dimethoxy-4'-hydroxy-(2-hydroxy)acetophenone
90426-22-5

3',5'-dimethoxy-4'-hydroxy-(2-hydroxy)acetophenone

Conditions
ConditionsYield
With water Hydrolysis; reduction; UV-irradiation;
2-bromo-1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone
51149-28-1

2-bromo-1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: DBU / dioxane / 12 h / 0 - 20 °C
2: TFA / 4 h / 0 °C
3: H2O / UV-irradiation
View Scheme
Multi-step reaction with 3 steps
1: 67 percent / DBU / benzene / 12 h / 20 °C
2: 98 percent / TFA / 4 h / 0 °C
3: H2O / UV-irradiation
View Scheme
4-tert-butoxycarbonylamino-butyric acid 2-(4-hydroxy-3,5-dimethoxy-phenyl)-2-oxo-ethyl ester
284043-14-7

4-tert-butoxycarbonylamino-butyric acid 2-(4-hydroxy-3,5-dimethoxy-phenyl)-2-oxo-ethyl ester

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: TFA / 4 h / 0 °C
2: H2O / UV-irradiation
View Scheme
γ-O-(3,5-dimethoxy-4-hydroxyphenacyl) t-butyl N-t-boc L-glutamate
284043-08-9

γ-O-(3,5-dimethoxy-4-hydroxyphenacyl) t-butyl N-t-boc L-glutamate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 98 percent / TFA / 4 h / 0 °C
2: H2O / UV-irradiation
View Scheme
1-(3-methoxy-4-hydroxyphenyl)ethanone
498-02-2

1-(3-methoxy-4-hydroxyphenyl)ethanone

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aqueous KI; NaHCO3; iodine
2: copper; methanol / 140 °C
View Scheme
1,3-dimethoxy-2-hydroxy-benzene
91-10-1

1,3-dimethoxy-2-hydroxy-benzene

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: pyridine; benzene / anschliessendes Erwaermen auf 60grad
2: AlCl3; nitrobenzene
View Scheme
3,5-dimethoxy-4-hydroxybenzoic acid
530-57-4

3,5-dimethoxy-4-hydroxybenzoic acid

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: NaOH-solution
2: benzene; phosphorus pentachloride / 0 °C
3: alcohol; diethyl ether
4: ammonium chloride; diluted ammonia
5: water / 175 - 180 °C
6: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
methyl 4-benzyloxy-3,5-dimethoxybenzoate
27065-65-2

methyl 4-benzyloxy-3,5-dimethoxybenzoate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: NaOH-solution / durch Verseifung
2: benzene; phosphorus pentachloride / 0 °C
3: alcohol; diethyl ether
4: ammonium chloride; diluted ammonia
5: water / 175 - 180 °C
6: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
methyl syringate
884-35-5

methyl syringate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: methanolic KOH-solution
2: NaOH-solution / durch Verseifung
3: benzene; phosphorus pentachloride / 0 °C
4: alcohol; diethyl ether
5: ammonium chloride; diluted ammonia
6: water / 175 - 180 °C
7: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
ethyl 3-(4-benzyloxy-3,5-dimethoxyphenyl)-3-oxopropionate
30835-78-0

ethyl 3-(4-benzyloxy-3,5-dimethoxyphenyl)-3-oxopropionate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: water / 175 - 180 °C
2: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
4-benzyloxy-3,5-dimethoxybenzoic acid chloride
14588-61-5

4-benzyloxy-3,5-dimethoxybenzoic acid chloride

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: alcohol; diethyl ether
2: ammonium chloride; diluted ammonia
3: water / 175 - 180 °C
4: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
2-(4-benzyloxy-3,5-dimethoxy-benzoyl)-3-oxo-butyric acid ethyl ester
860579-04-0

2-(4-benzyloxy-3,5-dimethoxy-benzoyl)-3-oxo-butyric acid ethyl ester

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: ammonium chloride; diluted ammonia
2: water / 175 - 180 °C
3: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
4-(benzyloxy)-3,5-dimethoxybenzoic acid
14588-60-4

4-(benzyloxy)-3,5-dimethoxybenzoic acid

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: benzene; phosphorus pentachloride / 0 °C
2: alcohol; diethyl ether
3: ammonium chloride; diluted ammonia
4: water / 175 - 180 °C
5: hydrogen bromide; glacial acetic acid / bei gewoehnlicher Temperatur
View Scheme
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

acetyl chloride
75-36-5

acetyl chloride

1-(4-acetoxy-3,5-dimethoxy-phenyl)-ethanone
28294-47-5

1-(4-acetoxy-3,5-dimethoxy-phenyl)-ethanone

Conditions
ConditionsYield
With potassium carbonate; triethylamine In dichloromethane99%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

3,5-bis(trifluoromethyl)benzyl bromide
32247-96-4

3,5-bis(trifluoromethyl)benzyl bromide

1-[4-(3,5-Bis-trifluoromethyl-benzyloxy)-3,5-dimethoxy-phenyl]-ethanone

1-[4-(3,5-Bis-trifluoromethyl-benzyloxy)-3,5-dimethoxy-phenyl]-ethanone

Conditions
ConditionsYield
With sodium hydroxide In water; acetonitrile for 5h; Heating;95%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

3′,5′-dimethoxy-4′-hydroxyacetophenone oxime

3′,5′-dimethoxy-4′-hydroxyacetophenone oxime

Conditions
ConditionsYield
With hydroxylamine hydrochloride; sodium acetate In methanol; water at 60℃;93%
With hydroxylamine hydrochloride; sodium acetate In water at 80℃; for 2h;47%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

ethyl bromoacetate
105-36-2

ethyl bromoacetate

ethyl (4-acetyl-2,6-dimethoxyphenoxy)acetate
383176-05-4

ethyl (4-acetyl-2,6-dimethoxyphenoxy)acetate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide for 18h;90%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

2-(tert-butyldimethylsilyloxy)ethanol
102229-10-7

2-(tert-butyldimethylsilyloxy)ethanol

1-{4-[2-(tert-butyl-dimethyl-silanyloxy)-ethoxy]-3,5-dimethoxy-phenyl}-ethanone

1-{4-[2-(tert-butyl-dimethyl-silanyloxy)-ethoxy]-3,5-dimethoxy-phenyl}-ethanone

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction;87%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

1-(4-hydroxy-3,5-dimethoxyphenyl)-2-iodoethanone

1-(4-hydroxy-3,5-dimethoxyphenyl)-2-iodoethanone

Conditions
ConditionsYield
With iodine; Selectfluor In methanol at 22℃; for 24h;81%
9-methyl-9H-carbazole-3-carbaldehyde
21240-56-2

9-methyl-9H-carbazole-3-carbaldehyde

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

(E)-1-(4-hydroxy-3,5-dimethoxyphenyl)-3-(9-methyl-9H-carbazol-6-yl)prop-2-en-1-one

(E)-1-(4-hydroxy-3,5-dimethoxyphenyl)-3-(9-methyl-9H-carbazol-6-yl)prop-2-en-1-one

Conditions
ConditionsYield
With piperidine In ethanol for 3h; Claisen-Schmidt Condensation; Reflux;79%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

ethylene glycol
107-21-1

ethylene glycol

2,6-dimethoxy-4-(2-methyl-[1,3]dioxolan-2-yl)-phenol
926907-08-6

2,6-dimethoxy-4-(2-methyl-[1,3]dioxolan-2-yl)-phenol

Conditions
ConditionsYield
With toluene-4-sulfonic acid; orthoformic acid triethyl ester75%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

C10H15IO
1189796-80-2

C10H15IO

C20H25IO5

C20H25IO5

Conditions
ConditionsYield
With bis-[(trifluoroacetoxy)iodo]benzene In dichloromethane69%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

2-bromo-1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone
51149-28-1

2-bromo-1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone

Conditions
ConditionsYield
With copper(ll) bromide In chloroform; ethyl acetate at 20℃; for 21h; Bromination;68%
With bromine In chloroform
With bromine In 1,4-dioxane; diethyl ether at 0℃; for 1h;
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

isopropyl bromide
75-26-3

isopropyl bromide

3',5'-dimethoxy-4'-isopropoxyacetophenone
120448-71-7

3',5'-dimethoxy-4'-isopropoxyacetophenone

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide for 4.5h; Heating;65.9%
1,2,3-trimethoxybenzene
621-23-8

1,2,3-trimethoxybenzene

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

4-(bis(2,4,6-trimethoxyphenyl)methyl)-2,6-dimethoxyphenol

4-(bis(2,4,6-trimethoxyphenyl)methyl)-2,6-dimethoxyphenol

Conditions
ConditionsYield
Stage #1: 1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone With selenium(IV) oxide; ytterbium(III) chloride In water; dimethyl sulfoxide at 110℃; for 15h; Green chemistry;
Stage #2: 1,2,3-trimethoxybenzene In water; dimethyl sulfoxide at 70℃; for 0.166667h; Green chemistry;
65%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

DL-tryptophan methyl ester
7303-49-3

DL-tryptophan methyl ester

C22H18N2O6
1638141-24-8

C22H18N2O6

Conditions
ConditionsYield
Stage #1: 1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone With iodine; dimethyl sulfoxide at 90℃;
Stage #2: DL-tryptophan methyl ester
64%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

A

1-(3,4-dihydroxy-5-methoxyphenyl)-ethan-1-one
3934-89-2

1-(3,4-dihydroxy-5-methoxyphenyl)-ethan-1-one

B

1-(3,4,5-trihydroxyphenyl)-ethan-1-one
33709-29-4

1-(3,4,5-trihydroxyphenyl)-ethan-1-one

Conditions
ConditionsYield
With methylimidazolium bromide at 110℃; Irradiation;A 63%
B 26%
Methyl 4-bromobutyrate
4897-84-1

Methyl 4-bromobutyrate

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

4-(4-Acetyl-2,6-dimethoxy-phenoxy)-butyric acid methyl ester
159645-64-4

4-(4-Acetyl-2,6-dimethoxy-phenoxy)-butyric acid methyl ester

Conditions
ConditionsYield
60%
With 18-crown-6 ether; potassium carbonate In butanone 1.) reflux, 48 h, 2.) reflux, 1 h;60%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

4-hydroxy-benzaldehyde
123-08-0

4-hydroxy-benzaldehyde

1-(4-hydroxy-3,5-dimethoxyphenyl)-3-(4-hydroxyphenyl)-prop-2-enone
172302-30-6

1-(4-hydroxy-3,5-dimethoxyphenyl)-3-(4-hydroxyphenyl)-prop-2-enone

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In dichloromethane at 20℃; for 24h;60%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

2CF3O2S(1-)*Zn(2+)*2H2O

2CF3O2S(1-)*Zn(2+)*2H2O

1-[4-hydroxy-3,5-dimethoxy-2-(trifluoromethyl)phenyl]ethan-1-one

1-[4-hydroxy-3,5-dimethoxy-2-(trifluoromethyl)phenyl]ethan-1-one

Conditions
ConditionsYield
With tert.-butylhydroperoxide; copper(l) iodide; hydroquinone In water; dimethyl sulfoxide at 30℃; for 24h; pH=5.5; Catalytic behavior; Reagent/catalyst; Solvent; Sealed tube;58%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

(E)-2-allyl-6-iodohepta-2,6-dienoic acid
1189796-72-2

(E)-2-allyl-6-iodohepta-2,6-dienoic acid

C20H23IO6
1189796-73-3

C20H23IO6

Conditions
ConditionsYield
Stage #1: (E)-2-allyl-6-iodohepta-2,6-dienoic acid With diphenic acid; lead(IV) tetraacetate In dichloromethane at 0 - 20℃; Inert atmosphere;
Stage #2: 1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone In dichloromethane at 0 - 20℃; for 2.25h;
54%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

(E)-2-allyl-6-bromohepta-2,6-dienoic acid

(E)-2-allyl-6-bromohepta-2,6-dienoic acid

C20H23BrO6
1189796-74-4

C20H23BrO6

Conditions
ConditionsYield
Stage #1: (E)-2-allyl-6-bromohepta-2,6-dienoic acid With diphenic acid; lead(IV) tetraacetate In dichloromethane for 0.333333h; Inert atmosphere;
Stage #2: 1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone In dichloromethane at 0 - 20℃; for 1.41667h;
48%
isovanillin
621-59-0

isovanillin

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

(E)-1-(4-hydroxy-3,5-dimethoxyphenyl)-3-(3-hydroxy-4-methoxyphenyl)prop-2-en-1-one
1197288-80-4

(E)-1-(4-hydroxy-3,5-dimethoxyphenyl)-3-(3-hydroxy-4-methoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
Stage #1: isovanillin; 1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone In ethanol at 20℃; for 0.0833333h;
Stage #2: With sodium hydroxide In ethanol at 20℃;
48%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

phenyl 2,3,4,6-tetra-O-benzyl-1-sulfinyl-α/β-D-glucopyranoside
122795-89-5

phenyl 2,3,4,6-tetra-O-benzyl-1-sulfinyl-α/β-D-glucopyranoside

1-[3,5-Dimethoxy-4-((2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yloxy)-phenyl]-ethanone

1-[3,5-Dimethoxy-4-((2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yloxy)-phenyl]-ethanone

Conditions
ConditionsYield
With 2,6-di-tert-butyl-4-methylpyridine In dichloromethane at 20℃;46%
1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone
2478-38-8

1-(4-hydroxy-3,5-dimethoxy-phenyl)-ethanone

C11H17IO2

C11H17IO2

C21H27IO6

C21H27IO6

Conditions
ConditionsYield
With 1,1,1,3',3',3'-hexafluoro-propanol; bis-[(trifluoroacetoxy)iodo]benzene In dichloromethane at 20℃; for 2.5h; Inert atmosphere;34%

Acetosyringone Specification

The Acetosyringone, with CAS registry number 2478-38-8, belongs to the following product category: Aromatic Acetophenones & Derivatives (substituted). Its systematic name and its IUPAC name are the same, which is 1-(4-hydroxy-3,5-dimethoxyphenyl)ethanone. And this chemical is a kind of beige to light brown crystalline powder.

Physical properties of Acetosyringone are: (1)ACD/LogP: 1.699; (2)ACD/LogD (pH 5.5): 1.70; (3)ACD/LogD (pH 7.4): 1.63; (4)ACD/BCF (pH 5.5): 11.49; (5)ACD/BCF (pH 7.4): 9.92; (6)ACD/KOC (pH 5.5): 199.64; (7)ACD/KOC (pH 7.4): 172.35; (8)#H bond acceptors: 4; (9)#H bond donors: 1; (10)#Freely Rotating Bonds: 4; (11)Index of Refraction:1.528; (12)Molar Refractivity: 51.519 cm3; (13)Molar Volume: 167.398 cm3; (14)Polarizability: 20.424 10-24cm3; (15)Surface Tension: 39.9329986572266 dyne/cm; (16)Density: 1.172 g/cm3; (17)Flash Point: 131.705 °C; (18)Enthalpy of Vaporization: 60.054 kJ/mol; (19)Boiling Point: 334.653 °C at 760 mmHg

Preparation of Acetosyringone: This chemical can be prepared by 1-(3,4,5-trimethoxy-phenyl)-ethanone. This reaction will need reagent AlCl3. The yield is about 60%.

Preparation of Acetosyringone

Uses of Acetosyringone: It can be used to produce 3',5'-dimethoxy-4'-isopropoxyacetophenone. This reaction will need reagent K2CO3 and solvent dimethylformamide. The reaction time is 4.5 hour(s). The yield is about 65.9%.

When you are using this chemical, please be cautious about it as the following:
The Acetosyringone irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)InChI=1S/C10H12O4/c1-6(11)7-4-8(13-2)10(12)9(5-7)14-3/h4-5,12H,1-3H3;
(2)InChIKey=OJOBTAOGJIWAGB-UHFFFAOYSA-N;
(3)Smilesc1(c(c(cc(c1)C(C)=O)OC)O)OC;

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 650mg/kg (650mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX) Journal of Medicinal Chemistry. Vol. 7, Pg. 178, 1964.
mouse LD50 oral > 10gm/kg (10000mg/kg)   Bromatologia i Chemia Toksykologiczna. Vol. 14, Pg. 301, 1981.

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