Product Name

  • Name

    Eugenol

  • EINECS 202-589-1
  • CAS No. 97-53-0
  • Article Data76
  • CAS DataBase
  • Density 1.05 g/cm3
  • Solubility slightly soluble in water
  • Melting Point -5 - -20 °C(lit.)
  • Formula C10H12O2
  • Boiling Point 255 °C at 760 mmHg
  • Molecular Weight 164.204
  • Flash Point 119.8 °C
  • Transport Information
  • Appearance Clear colorless pale yellow or amber-colored liquid
  • Safety 26-36-24/25-23
  • Risk Codes 22-36/37/38-42/43-38-40
  • Molecular Structure Molecular Structure of 97-53-0 (Eugenol)
  • Hazard Symbols HarmfulXn
  • Synonyms Synthetic eugenol;Phenol, 2-methoxy-4- (2-propenyl)-;EPA Pesticide Chemical Code 102701;Allylguaiacol;p-Allylguaiacol;2-Metoksy-4-allilofenol [Polish];Caryophyllic acid;2-Methoxy-4-(3-propenyl)phenol;Eugenic acid;1-Hydroxy-2-methoxy-4-allylbenzene;1-Hydroxy-2-methoxy-4-propenylbenzene;Engenol;2-Methoxy-4-(2-propenyl)phenol;FEMA No. 2467;2-Methoxy-4-prop-2-enylphenol;Phenol,2-methoxy-4-(2-propenyl)-;FEMA Number 2467;4-Allylcatechol 2-methyl ether;Eugenol (natural);4-06-00-06337 (Beilstein Handbook Reference);4-allyl-2-methoxyphenol;2-Hydroxy-5-allylanisole;Phenol, 2-methoxy-4-(2-propenyl)-;2-Methoxy-4-(2-propen-1-yl)phenol;
  • PSA 29.46000
  • LogP 2.12930

Synthetic route

4-allyl-2-methoxy-1-(methoxymethoxy)benzene
143654-03-9

4-allyl-2-methoxy-1-(methoxymethoxy)benzene

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With toluene-4-sulfonic acid In neat (no solvent, solid phase) at 20℃; for 0.583333h; Green chemistry;96%
With p-toluenesulfonic acid monohydrate In dichloromethane Solvent;95.5%
With toluene-4-sulfonic acid In dichloromethane Solvent;95.5%
With bismuth(III) chloride In water; acetonitrile at 50℃; for 1h; chemoselective reaction;89%
2-methoxy-4-(prop-2-en-1-yl)phenyl 4-methylbenzenesulfonate
144150-79-8

2-methoxy-4-(prop-2-en-1-yl)phenyl 4-methylbenzenesulfonate

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With magnesium In methanol for 6h; Ambient temperature;95%
2-methoxy-4-allyl-1-(allyloxy)benzene
4125-45-5

2-methoxy-4-allyl-1-(allyloxy)benzene

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
Stage #1: 4-allyl-(1-allyloxy)-2-methoxybenzene With tert.-butyl lithium In diethyl ether; pentane at -78℃; for 2h; Inert atmosphere;
Stage #2: With methanol In diethyl ether; pentane at -78℃; Inert atmosphere;
92%
With ethylmagnesium chloride; iron(II) chloride In tetrahydrofuran; m-xylene at 20℃; for 1h;86%
5-allyl-2-hydroxy-3-methoxybenzoic acid
2216-99-1

5-allyl-2-hydroxy-3-methoxybenzoic acid

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With lithium chloride In N,N-dimethyl-aniline at 190℃; for 3h; Reagent/catalyst; Solvent; Temperature; Time; Inert atmosphere;90%
With 2,3-Dimethylaniline at 160℃;
4-Allyl-1-(1-ethoxy-ethoxy)-2-methoxy-benzene
103552-63-2

4-Allyl-1-(1-ethoxy-ethoxy)-2-methoxy-benzene

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With diphosphorus tetraiodide In dichloromethane 0 degC, 25 min and room temp., 5 min;90%
4-Allyl-1-(2-ethoxy-ethoxy)-2-methoxy-benzene

4-Allyl-1-(2-ethoxy-ethoxy)-2-methoxy-benzene

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With diphosphorus tetraiodide In dichloromethane at 0℃; for 0.75h;90%
eugenol acetate
93-28-7

eugenol acetate

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With methanol; potassium permanganate at 25℃; chemoselective reaction;90%
With aluminium trichloride; potassium iodide In water; acetonitrile at 80℃; for 4h;83%
allyl bromide
106-95-6

allyl bromide

3-(benzyloxy)phenylboronic acid
156682-54-1

3-(benzyloxy)phenylboronic acid

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
Suzuki-Miyaura Coupling; Inert atmosphere;90%
O-allyl guaiacol
4125-43-3

O-allyl guaiacol

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 276 - 300℃; for 0.025h; Irradiation;87%
With boron trifluoride diacetate at 68℃;
3-[3-methoxy-4-(tert-butyldimethylsiloxy)phenyl]-1-propene
214330-24-2

3-[3-methoxy-4-(tert-butyldimethylsiloxy)phenyl]-1-propene

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With sodium tetrachloroaurate(III) dihydrate In methanol at 20℃; for 7h;87%
[2-(4-Allyl-2-methoxy-phenoxymethoxy)-ethyl]-trimethyl-silane
76513-64-9

[2-(4-Allyl-2-methoxy-phenoxymethoxy)-ethyl]-trimethyl-silane

A

formaldehyd
50-00-0

formaldehyd

B

4-allylguaiacol
97-53-0

4-allylguaiacol

C

ethene
74-85-1

ethene

D

trimethylsilyl fluoride
420-56-4

trimethylsilyl fluoride

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In tetrahydrofuran at 45℃; for 10h;A n/a
B 85%
C n/a
D n/a
O-allyl guaiacol
4125-43-3

O-allyl guaiacol

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

6-allylguaicol
579-60-2

6-allylguaicol

Conditions
ConditionsYield
at 200℃; for 1.5h; Claisen Rearrangement;A 10%
B 84%
With 1-butyl-2,3-(trimethylene)imidazolium bistriflylimide at 250℃; for 0.025h; Claisen rearrangement; microwave irradiation;A 18%
B 64%
With bismuth(lll) trifluoromethanesulfonate In acetonitrile for 0.25h; Claisen rearrangement; Heating;A n/a
B 60%
2-methoxy-4-(2-propenyl)phenoxyacetic acid
6331-61-9

2-methoxy-4-(2-propenyl)phenoxyacetic acid

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
Stage #1: 2-methoxy-4-(2-propenyl)phenoxyacetic acid 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.;
84%
eugenyl ferrocenecarboxylate

eugenyl ferrocenecarboxylate

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With water; lithium hydroxide In tetrahydrofuran; methanol at 0 - 23℃; for 16h; Inert atmosphere;75%
4-Chloroguaiacol
16766-30-6

4-Chloroguaiacol

allyl-trimethyl-silane
762-72-1

allyl-trimethyl-silane

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With caesium carbonate In 2,2,2-trifluoroethanol for 18h; Irradiation;73%
1-<(4-hydroxy-3-methoxy)phenyl>-3-(trimethylsilyl)propan-1-ol
81391-19-7

1-<(4-hydroxy-3-methoxy)phenyl>-3-(trimethylsilyl)propan-1-ol

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With borontrifluoride acetic acid In dichloromethane at 25℃; for 0.0833333h;60%
2-(4-(allyloxy)-3-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
1616917-77-1

2-(4-(allyloxy)-3-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

2-methoxy-4-allyl-1-(allyloxy)benzene
4125-45-5

2-methoxy-4-allyl-1-(allyloxy)benzene

Conditions
ConditionsYield
With C14H16N6; palladium diacetate; calcium hydroxide In N,N-dimethyl acetamide; water at 50℃; for 24h; Inert atmosphere;A 57%
B 20%
(E)-2-methoxy-4-(1-propenyl)phenol
5932-68-3

(E)-2-methoxy-4-(1-propenyl)phenol

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

(+)-licarin A
51020-86-1

(+)-licarin A

D

vanillin
121-33-5

vanillin

Conditions
ConditionsYield
With Pseudomonas putida NCIM 2176 for 144h; Microbiological reaction; Enzymatic reaction;A 3%
B 16%
C 10%
D 24%
methyl magnesium iodide
917-64-6

methyl magnesium iodide

1,2-dimethoxy-4-(2-propenyl)benzene
93-15-2

1,2-dimethoxy-4-(2-propenyl)benzene

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

chavibetol
501-19-9

chavibetol

Conditions
ConditionsYield
With diethyl ether; xylene Erhitzen des vom Aether befreiten Reaktionsgemisches auf 160-180grad;
5-allyl-2-hydroxy-3-methoxybenzoic acid
2216-99-1

5-allyl-2-hydroxy-3-methoxybenzoic acid

N,N-dimethyl-aniline
121-69-7

N,N-dimethyl-aniline

4-allylguaiacol
97-53-0

4-allylguaiacol

2-hydroxy-3-methoxy-5-(2-propeny)benzoic acid, methyl ester
85614-43-3

2-hydroxy-3-methoxy-5-(2-propeny)benzoic acid, methyl ester

aniline
62-53-3

aniline

4-allylguaiacol
97-53-0

4-allylguaiacol

pyrrolidine
123-75-1

pyrrolidine

eugenol acetate
93-28-7

eugenol acetate

A

N-(acetyl)pyrrolidine
4030-18-6

N-(acetyl)pyrrolidine

B

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
for 0.05h; Ambient temperature;
O-allyl guaiacol
4125-43-3

O-allyl guaiacol

A

2,3-Dihydro-7-methoxy-2-methylbenzofuran
3345-11-7

2,3-Dihydro-7-methoxy-2-methylbenzofuran

B

4-allylguaiacol
97-53-0

4-allylguaiacol

C

6-allylguaicol
579-60-2

6-allylguaicol

Conditions
ConditionsYield
With Y-zeolite 1.) n-pentane, r.t., 24 h, 2.) microwave irradiation, 5 min; Yield given. Multistep reaction. Yields of byproduct given;
1-<(3-methylbut-2-enyl)oxyl>-2-methoxy-4-(2-propenyl)benzene
68800-55-5

1-<(3-methylbut-2-enyl)oxyl>-2-methoxy-4-(2-propenyl)benzene

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

4-allyl-2-methoxy-6-(3-methyl-2-butenyl)phenyl
87893-16-1

4-allyl-2-methoxy-6-(3-methyl-2-butenyl)phenyl

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 190 - 200℃; for 4h;A 70 mg
B 25 mg
2-methoxy-4-(2-propenylidene)-2,5-cyclohexadien-1-one, Z-isomer
129664-76-2

2-methoxy-4-(2-propenylidene)-2,5-cyclohexadien-1-one, Z-isomer

4-allylguaiacol
97-53-0

4-allylguaiacol

2-methoxy-4-(2-propenylidene)-2,5-cyclohexadien-1-one, Z-isomer
129664-76-2

2-methoxy-4-(2-propenylidene)-2,5-cyclohexadien-1-one, Z-isomer

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

(E)-2-methoxy-4-(1-propenyl)phenol
5932-68-3

(E)-2-methoxy-4-(1-propenyl)phenol

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol; tetrachloromethane Ambient temperature; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
6-oxy-5-methoxy-3-allyl-benzoic acid methyl ester

6-oxy-5-methoxy-3-allyl-benzoic acid methyl ester

4-allylguaiacol
97-53-0

4-allylguaiacol

Conditions
ConditionsYield
With aniline
tetrachloromethane
56-23-5

tetrachloromethane

diethyl ether
60-29-7

diethyl ether

1,2-dimethoxy-4-(2-propenyl)benzene
93-15-2

1,2-dimethoxy-4-(2-propenyl)benzene

1 mol methyl magnesium iodide

1 mol methyl magnesium iodide

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

chavibetol
501-19-9

chavibetol

Conditions
ConditionsYield
Erhitzen des vom Aether befreiten Reaktionsgemisches auf 160-180grad;
O-allyl guaiacol
4125-43-3

O-allyl guaiacol

toluene
108-88-3

toluene

Fuller's earth

Fuller's earth

A

4-allylguaiacol
97-53-0

4-allylguaiacol

B

chavibetol
501-19-9

chavibetol

4-allylguaiacol
97-53-0

4-allylguaiacol

2-methoxy-4-n-propylphenol
2785-87-7

2-methoxy-4-n-propylphenol

Conditions
ConditionsYield
With hydrogen In 2,2,4-trimethylpentane at 180℃; under 7500.75 - 37503.8 Torr; for 0.166667h; Inert atmosphere;100%
With 4,4'-di-tert-butylbiphenyl; lithium; isopropyl alcohol; nickel dichloride In tetrahydrofuran at 20 - 76℃; Inert atmosphere; chemoselective reaction;99%
With hydrogen In dodecane at 200℃; under 15001.5 Torr; for 1.5h;99.1%
4-allylguaiacol
97-53-0

4-allylguaiacol

acetic anhydride
108-24-7

acetic anhydride

eugenol acetate
93-28-7

eugenol acetate

Conditions
ConditionsYield
With pyridine In dichloromethane at 20℃; for 24h; Inert atmosphere;100%
With sodium acetate at 130℃; for 0.0111111h; Microwave irradiation;98%
With triethylamine In dichloromethane at 0 - 20℃; for 2h;98%
4-allylguaiacol
97-53-0

4-allylguaiacol

benzyl bromide
100-39-0

benzyl bromide

4-allyl-1-benzyloxy-2-methoxybenzene
57371-42-3

4-allyl-1-benzyloxy-2-methoxybenzene

Conditions
ConditionsYield
Stage #1: 4-allylguaiacol With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.5h;
Stage #2: benzyl bromide In N,N-dimethyl-formamide at 0℃; for 1h;
100%
With tetra-(n-butyl)ammonium iodide; potassium carbonate In N,N-dimethyl-formamide at 20 - 55℃; Inert atmosphere;99%
With potassium carbonate In acetonitrile at 20℃; for 4h;98%
methanol
67-56-1

methanol

4-allylguaiacol
97-53-0

4-allylguaiacol

acenaphthylene
208-96-8

acenaphthylene

8-allyl-11,11-dimethoxy-6b,7,10,10a-tetrahydro-7,10-ethanofluoranthen-12-one

8-allyl-11,11-dimethoxy-6b,7,10,10a-tetrahydro-7,10-ethanofluoranthen-12-one

Conditions
ConditionsYield
Stage #1: methanol; 4-allylguaiacol With [bis(acetoxy)iodo]benzene; sodium hydrogencarbonate In benzene at 0℃; for 0.166667h;
Stage #2: acenaphthylene In benzene at 20℃; for 22h; Diels-Alder reaction; stereoselective reaction;
100%
4-allylguaiacol
97-53-0

4-allylguaiacol

4-n-propylcyclohexanol
52204-65-6

4-n-propylcyclohexanol

Conditions
ConditionsYield
With hydrogen In dodecane at 200℃; under 15001.5 Torr; for 1.5h;99.9%
4-allylguaiacol
97-53-0

4-allylguaiacol

2-methoxy-4-propenylphenol
97-54-1

2-methoxy-4-propenylphenol

Conditions
ConditionsYield
With rhodium(III) chloride; ethanol at 140 - 145℃;99%
With tris(triphenylphosphine)ruthenium(II) chloride at 50 - 60℃; for 4h; Temperature;99%
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; polydimethylsiloxane In methanol; water at 100℃; for 20h;82%
4-allylguaiacol
97-53-0

4-allylguaiacol

allyl bromide
106-95-6

allyl bromide

2-methoxy-4-allyl-1-(allyloxy)benzene
4125-45-5

2-methoxy-4-allyl-1-(allyloxy)benzene

Conditions
ConditionsYield
With potassium carbonate In acetone at 60℃; for 12h;99%
With sodium hydroxide In water; acetone for 8h; Reflux;96%
Stage #1: 4-allylguaiacol With potassium hydroxide In ethanol
Stage #2: With sodium carbonate In ethanol Reflux;
Stage #3: allyl bromide In ethanol Reflux;
94%
4-allylguaiacol
97-53-0

4-allylguaiacol

(2-trimethylethylsilylethoxy)methyl chloride
76513-69-4

(2-trimethylethylsilylethoxy)methyl chloride

[2-(4-Allyl-2-methoxy-phenoxymethoxy)-ethyl]-trimethyl-silane
76513-64-9

[2-(4-Allyl-2-methoxy-phenoxymethoxy)-ethyl]-trimethyl-silane

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane for 24h; Ambient temperature;99%
4-allylguaiacol
97-53-0

4-allylguaiacol

4-allylpyrocatechol
1126-61-0

4-allylpyrocatechol

Conditions
ConditionsYield
With pyridine; aluminium(III) iodide In acetonitrile at 80℃; for 18h; Reagent/catalyst; Solvent;99%
Stage #1: 4-allylguaiacol With pyridine; iodine; aluminium In acetonitrile for 18h; Reflux;
Stage #2: With hydrogenchloride In water; acetonitrile at 20℃; Reagent/catalyst;
99%
With aluminium(III) iodide; diisopropyl-carbodiimide In acetonitrile at 80℃; for 18h; Reagent/catalyst;99%
4-allylguaiacol
97-53-0

4-allylguaiacol

(E)-2-methoxy-4-(1-propenyl)phenol
5932-68-3

(E)-2-methoxy-4-(1-propenyl)phenol

Conditions
ConditionsYield
With Grotjahn’s catalyst In [(2)H6]acetone at 25℃; for 0.0666667h; Reagent/catalyst; Temperature; Solvent; Inert atmosphere; Glovebox; stereoselective reaction;99%
With platinum(II) chloride In methanol96%
With Grotjahn’s catalyst at 20℃; for 0.333333h; Catalytic behavior; Reagent/catalyst; Glovebox; Inert atmosphere; Green chemistry; diastereoselective reaction;95.9%
4-allylguaiacol
97-53-0

4-allylguaiacol

dichloro(methyl)(pentamethylcyclopentadienyl)titanium(IV)

dichloro(methyl)(pentamethylcyclopentadienyl)titanium(IV)

(Ti(C5(CH3)5)Cl2(O(C6H3(OCH3)(CH2CHCH2))))
259255-99-7

(Ti(C5(CH3)5)Cl2(O(C6H3(OCH3)(CH2CHCH2))))

Conditions
ConditionsYield
In toluene Ar atm., room temp.;99%
Schwartz's reagent

Schwartz's reagent

4-allylguaiacol
97-53-0

4-allylguaiacol

CH2CHCH2C6H3(OCH3)OZr(C5H5)2Cl
632354-19-9

CH2CHCH2C6H3(OCH3)OZr(C5H5)2Cl

Conditions
ConditionsYield
In tetrahydrofuran Ar atm.;99%
triethylsilane
617-86-7

triethylsilane

4-allylguaiacol
97-53-0

4-allylguaiacol

((4-allyl-1,2-phenylene)bis(oxy))bis(triethylsilane)
1414854-49-1

((4-allyl-1,2-phenylene)bis(oxy))bis(triethylsilane)

Conditions
ConditionsYield
With tris(pentafluorophenyl)borate at 20℃; for 3h; Inert atmosphere;99%
With tris(pentafluorophenyl)borate for 16h; Inert atmosphere;99%
With tris(pentafluorophenyl)borate at 20℃; for 0.166667h;99%
4-allylguaiacol
97-53-0

4-allylguaiacol

carbon monoxide
201230-82-2

carbon monoxide

buta-1,3-diene
106-99-0

buta-1,3-diene

C19H24O3

C19H24O3

Conditions
ConditionsYield
With palladium diacetate; triphenylphosphine; benzoic acid In tetrahydrofuran at -40 - 80℃; under 15001.5 Torr; Autoclave; Inert atmosphere;99%
4-allylguaiacol
97-53-0

4-allylguaiacol

1,1,5,5-tetramethyl-3,3-diphenyl-trisiloxane
17875-55-7

1,1,5,5-tetramethyl-3,3-diphenyl-trisiloxane

C36H48O6Si3

C36H48O6Si3

Conditions
ConditionsYield
platinum-1,3-divinyl-1,1,3,3-tetramethyldisiloxane complex In toluene at 80 - 120℃; for 2h;98.7%
4-allylguaiacol
97-53-0

4-allylguaiacol

Allyl acetate
591-87-7

Allyl acetate

2-methoxy-4-allyl-1-(allyloxy)benzene
4125-45-5

2-methoxy-4-allyl-1-(allyloxy)benzene

Conditions
ConditionsYield
With 5%-palladium/activated carbon; potassium carbonate; triphenylphosphine In water at 85 - 105℃; for 16h; Inert atmosphere;98.5%
With bis(η3-allyl-μ-chloropalladium(II)); potassium carbonate; bis[2-(diphenylphosphino)phenyl] ether In water; toluene at 45℃; for 24h; Tsuji-Trost Allylation; Schlenk technique; Inert atmosphere; Sealed tube;77%
4-allylguaiacol
97-53-0

4-allylguaiacol

5,5'-diallyl-2,2'-dihydroxy-3,3'-dimethoxybiphenyl
4433-08-3

5,5'-diallyl-2,2'-dihydroxy-3,3'-dimethoxybiphenyl

Conditions
ConditionsYield
Stage #1: 4-allylguaiacol With ammonium hydroxide In water; acetone for 0.166667h;
Stage #2: With potassium hexacyanoferrate(III) In water; acetone
98%
With ammonium hydroxide; air; potassium hexacyanoferrate(III) In water; acetone at 20℃;95%
With ammonium hydroxide; potassium hexacyanoferrate(III) at 20℃;95%
4-allylguaiacol
97-53-0

4-allylguaiacol

dehydrodieugenol

dehydrodieugenol

Conditions
ConditionsYield
With ammonium hydroxide; KFe(CN)6 In acetone98%
4-allylguaiacol
97-53-0

4-allylguaiacol

homovanillyl alcohol
2380-78-1

homovanillyl alcohol

Conditions
ConditionsYield
Stage #1: 4-allylguaiacol With ozone In ethanol at -55℃;
Stage #2: With sodium tetrahydroborate In ethyl acetate at 20℃;
98%
Multi-step reaction with 2 steps
1: ozone / sodium hydrogencarbonate / dichloromethane; methanol / 2 h / -78 °C
2: sodium tetrahydroborate; methanol / dichloromethane / 2 h / -78 - 20 °C / Inert atmosphere
View Scheme
4-allylguaiacol
97-53-0

4-allylguaiacol

phenylacetyl chloride
103-80-0

phenylacetyl chloride

phenylacetic acid 4-allyl-2-methoxy-phenyl ester
10402-33-2

phenylacetic acid 4-allyl-2-methoxy-phenyl ester

Conditions
ConditionsYield
With potassium carbonate In acetone for 2h; Reflux;98%
With potassium carbonate In acetone for 2h; Reflux;
DL-thiomalic acid
70-49-5

DL-thiomalic acid

4-allylguaiacol
97-53-0

4-allylguaiacol

C14H18O6S

C14H18O6S

Conditions
ConditionsYield
With 2-hydroxy-2-methylpropiophenone In 1,4-dioxane; ethanol at 20℃; for 50h; UV-irradiation;98%
With benzoin dimethyl ether at 20℃; for 1h; UV-irradiation;
4-allylguaiacol
97-53-0

4-allylguaiacol

7-mercaptoheptanoic acid
52000-32-5

7-mercaptoheptanoic acid

C17H26O4S

C17H26O4S

Conditions
ConditionsYield
With (2-hydroxy-1-[4-(2-hydroxyethoxy)phenyl]-2-methyl-1-propanone) In 1,4-dioxane; ethanol at 100℃; for 0.5h; UV-irradiation;98%
4-allylguaiacol
97-53-0

4-allylguaiacol

1,1,1,3,3,3-hexamethyl-disilazane
999-97-3

1,1,1,3,3,3-hexamethyl-disilazane

2-methoxy-4-allylphenyltrimethylsilyl ether

2-methoxy-4-allylphenyltrimethylsilyl ether

Conditions
ConditionsYield
for 4h; Reflux;98%
4-allylguaiacol
97-53-0

4-allylguaiacol

prenyl bromide
870-63-3

prenyl bromide

1-<(3-methylbut-2-enyl)oxyl>-2-methoxy-4-(2-propenyl)benzene
68800-55-5

1-<(3-methylbut-2-enyl)oxyl>-2-methoxy-4-(2-propenyl)benzene

Conditions
ConditionsYield
With potassium carbonate In acetone at 60℃; for 12h;98%
4-allylguaiacol
97-53-0

4-allylguaiacol

2-hydroxyethanethiol
60-24-2

2-hydroxyethanethiol

C12H18O3S

C12H18O3S

Conditions
ConditionsYield
With benzoin monomethyl ether In 1,4-dioxane; ethanol at 30℃; for 2h; Reagent/catalyst; Irradiation;97.5%
With 2,2-bis(hydroxymethyl)propionic acid UV-irradiation;
4-allylguaiacol
97-53-0

4-allylguaiacol

trieugenyl phosphate

trieugenyl phosphate

Conditions
ConditionsYield
With triethylamine; trichlorophosphate In ethyl acetate at 0 - 20℃; for 16.5h;97%
With triethylamine; trichlorophosphate In ethyl acetate at 0 - 20℃; for 24h;97%
With sodium hydroxide; trichlorophosphate extrahieren mit Aether;
Stage #1: 4-allylguaiacol With trichlorophosphate In dichloromethane at 0℃; for 4h;
Stage #2: With sodium hydroxide In dichloromethane; water Temperature; Reagent/catalyst; Solvent;
4-allylguaiacol
97-53-0

4-allylguaiacol

4-methoxy-benzoyl chloride
100-07-2

4-methoxy-benzoyl chloride

4'-allyl-2'-methoxyphenyl 4-methoxybenzoate
521960-43-0

4'-allyl-2'-methoxyphenyl 4-methoxybenzoate

Conditions
ConditionsYield
Stage #1: 4-allylguaiacol With triethylamine In dichloromethane at 0℃; for 0.5h; Inert atmosphere;
Stage #2: 4-methoxy-benzoyl chloride In dichloromethane at 0 - 20℃; for 24.75h; Inert atmosphere;
97%
With sodium hydroxide In water at 20℃; for 0.5h;85%
With sodium hydroxide In water at 20℃; for 0.5h;43%
With sodium hydroxide In water at 20℃; for 0.5h;
4-allylguaiacol
97-53-0

4-allylguaiacol

p-methoxybenzyl chloride
824-94-2

p-methoxybenzyl chloride

4-allyl-2-methoxy-1-(4-methoxybenzyloxy)benzene

4-allyl-2-methoxy-1-(4-methoxybenzyloxy)benzene

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide for 25h;97%
4-allylguaiacol
97-53-0

4-allylguaiacol

1,1,3,3-Tetramethyldisiloxane
3277-26-7

1,1,3,3-Tetramethyldisiloxane

1,3-bis-[3-(4-hydroxy-3-methoxyphenyl)propyl]tetramethyldisiloxane
6998-05-6

1,3-bis-[3-(4-hydroxy-3-methoxyphenyl)propyl]tetramethyldisiloxane

Conditions
ConditionsYield
With dihydrogen hexachloroplatinate In isopropyl alcohol at 60℃; for 4h;97%
4-allylguaiacol
97-53-0

4-allylguaiacol

6-mercaptocaproic acid
17689-17-7

6-mercaptocaproic acid

C16H24O4S

C16H24O4S

Conditions
ConditionsYield
With 2-benzyl-2-(dimethylamino)-1-(4-morpholinophenyl)-butan 1-one In 1,4-dioxane; ethanol at 80℃; for 10h; UV-irradiation;97%

Eugenol Consensus Reports

IARC Cancer Review: Group 3 IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Limited Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 36 (1985),p. 75.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . NTP Carcinogenesis Studies (feed); Equivocal Evidence: mouse NTPTR*    National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No. NTP-TR-223 ,1983. ; No Evidence: rat NTPTR*    National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No. NTP-TR-223 ,1983. . Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Eugenol Specification

The Eugenol is an organic compound with the formula C10H12O2. The IUPAC name of this chemical is 2-methoxy-4-prop-2-enylphenol. With the CAS registry number 97-53-0, it is also named as phenol, 2-methoxy-4-(2-propen-1-yl)-. The product's categories are Antioxidant; Biochemistry. Besides, it is a clear colorless pale yellow or amber-colored liquid, which should be stored in a dark and cool place.It will be darkens and thickens on exposure to air. Also darkens with age. Eugenol may decompose on exposure to light. Insoluble in water.It reacts with strong alkalis. Eugenol is incompatible with strong oxidizers. This includes ferric chloride and potassium permanganate.

The Eugenol is used in perfumeries, flavorings, essential oils and in medicine as a local antiseptic and anesthetic. It is also a key ingredient in Indonesian kretek (clove) cigarettes. It was used in the production of isoeugenol for the manufacture of vanillin, though most vanillin is now produced from phenol or from lignin. Eugenol is attractive to males of various species of orchid bees, so it is commonly used as bait to attract and collect these bees for study. Eugenol derivatives or methoxyphenol are used in formulating insect attractants and UV absorbers, biocides, analgesics, and antiseptics. They are also used in manufacturing stabilizers and antioxidants for plastics and rubbers.

Physical properties about Eugenol are:
(1)ACD/LogP: 2.20; (2)ACD/LogD (pH 5.5): 2.2; (3)ACD/LogD (pH 7.4): 2.2; (4)ACD/BCF (pH 5.5): 27.88; (5)ACD/BCF (pH 7.4): 27.85; (6)ACD/KOC (pH 5.5): 376.88; (7)ACD/KOC (pH 7.4): 376.41; (8)#H bond acceptors: 2; (9)#H bond donors: 1; (10)#Freely Rotating Bonds: 4; (11)Polar Surface Area: 29.46 Å2; (12)Index of Refraction: 1.535; (13)Molar Refractivity: 48.72 cm3; (14)Molar Volume: 156.2 cm3; (15)Polarizability: 19.31×10-24cm3; (16)Surface Tension: 36.5 dyne/cm; (17)Density: 1.05 g/cm3; (18)Flash Point: 119.8 °C; (19)Enthalpy of Vaporization: 51.24 kJ/mol; (20)Boiling Point: 255 °C at 760 mmHg; (21)Vapour Pressure: 0.0104 mmHg at 25°C.

Preparation of Eugenol:
The Eugenol can be prepared by 1-allyloxy-2-methoxy-benzene. This reaction will need reagent BF3+2 CH3COOH. The reaction temperature is 68 °C.
The Eugenol can be prepared by 1-allyloxy-2-methoxy-benzene. This reaction will need reagent BF3+2 CH3COOH. The reaction temperature is 68 °C.

Uses of Eugenol: 
It can be used to produce 2-Methoxy-4-propyl-phenol at temperature of 20 °C. It will need reagent H2, catalyst 10 percent Pd/C and solvent ethanol with reaction time of 5 hours. The yield is about 98%.
It can be used to produce 2-Methoxy-4-propyl-phenol at temperature of 20 °C. It will need reagent H2, catalyst 10 percent Pd/C and solvent ethanol with reaction time of 5 hours. The yield is about 98%.

When you are using Eugenol, please be cautious about it as the following:
It is harmful if swallowed and may cause sensitisation by inhalation and skin contact. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, Eugenol is irritating to eyes, respiratory system and skin and limited evidence of a carcinogenic effect. When you are using it, wear suitable protective clothing, do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) and avoid contact with skin and eyes.

You can still convert the following datas into molecular structure:
(1)SMILES:Oc1ccc(cc1OC)CC=C;
(2)Std. InChI:InChI=1S/C10H12O2/c1-3-4-8-5-6-9(11)10(7-8)12-2/h3,5-7,11H,1,4H2,2H3;
(3)Std. InChIKey:RRAFCDWBNXTKKO-UHFFFAOYSA-N.

The toxicity data of Eugenol is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo oral 500mg/kg (500mg/kg) BEHAVIORAL: ATAXIA

GASTROINTESTINAL: NAUSEA OR VOMITING
Gastroenterology. Vol. 15, Pg. 481, 1950.
guinea pig LD50 oral 2130mg/kg (2130mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Food and Cosmetics Toxicology. Vol. 2, Pg. 327, 1964.
hamster LD50 intratracheal 17mg/kg (17mg/kg) LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI

LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
Archives of Toxicology. Vol. 59, Pg. 78, 1986.
mouse LD50 intraperitoneal 500mg/kg (500mg/kg)   Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 250, Pg. 1148, 1960.
mouse LD50 intravenous 72mg/kg (72mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
Archives Internationales de Pharmacodynamie et de Therapie. Vol. 164, Pg. 30, 1966.
mouse LD50 oral 3gm/kg (3000mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Food and Cosmetics Toxicology. Vol. 2, Pg. 327, 1964.
rat LC inhalation > 2580mg/m3/4H (2580mg/m3) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Archives of Toxicology. Vol. 62, Pg. 381, 1988.
rat LD50 intratracheal 11mg/kg (11mg/kg) LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI

LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
Archives of Toxicology. Vol. 59, Pg. 78, 1986.
rat LD50 oral 1930mg/kg (1930mg/kg) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)

BEHAVIORAL: COMA

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Proceedings of the Society for Experimental Biology and Medicine. Vol. 73, Pg. 148, 1950.
rat LDLo intraperitoneal 800mg/kg (800mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: MUSCLE WEAKNESS

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
Revue Medicale de la Suisse Romande. Vol. 16, Pg. 449, 1896.
rat LDLo subcutaneous 5gm/kg (5000mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: MUSCLE WEAKNESS

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
Revue Medicale de la Suisse Romande. Vol. 16, Pg. 449, 1896.

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