Product Name

  • Name

    Ellagic acid

  • EINECS 207-508-3
  • CAS No. 476-66-4
  • Article Data105
  • CAS DataBase
  • Density 2.066 g/cm3
  • Solubility <0.1 g/100 mL at 21 °C in water
  • Melting Point ≥350 °C
  • Formula C14H6O8
  • Boiling Point 796.5 °C at 760 mmHg
  • Molecular Weight 302.197
  • Flash Point 310.1 °C
  • Transport Information
  • Appearance cream to light yellow crystalline solid
  • Safety 26-36-36/37
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 476-66-4 (Ellagic acid)
  • Hazard Symbols IrritantXi
  • Synonyms Alizarinyellow;Alizarine Yellow;Benzoaric acid;C.I. 55005;C.I. 75270;Elagostasine;
  • PSA 141.34000
  • LogP 1.31280

Synthetic route

dimethyl 4,4',5,5',6,6'-hexahydroxy-[1,1'-biphenyl]-2,2'-dicarboxylate
84316-70-1

dimethyl 4,4',5,5',6,6'-hexahydroxy-[1,1'-biphenyl]-2,2'-dicarboxylate

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
In methanol; water for 24h; Reflux;100%
In water at 100℃; for 0.25h;0.03 g
In methanol; water at 85℃; for 4h;
4,5,6,4',5',6'-hexamethoxydiphenic acid
2292-39-9, 124854-06-4, 133358-96-0

4,5,6,4',5',6'-hexamethoxydiphenic acid

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With boron tribromide In dichloromethane at -40 - 20℃; Inert atmosphere;100%
tannic acid

tannic acid

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sulfuric acid In water at 100℃; under 3750.38 Torr;89%
2,3,7-trihydroxy-8-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)chromeno[5,4,3-cde]chromene-5,10-dione

2,3,7-trihydroxy-8-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)chromeno[5,4,3-cde]chromene-5,10-dione

A

L-Rhamnose
3615-41-6

L-Rhamnose

B

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With hydrogenchloride In 1,4-dioxane at 80℃; for 1h;A n/a
B 86%
3,4,5-trihydroxybenzamide
618-73-5

3,4,5-trihydroxybenzamide

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid for 10h; Reagent/catalyst;84%
methyl galloate
99-24-1

methyl galloate

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With boron trifluoride diethyl etherate; bis-[(trifluoroacetoxy)iodo]benzene In dichloromethane at 20℃; for 24h; Inert atmosphere;83%
With dipotassium peroxodisulfate In acetic acid at 80℃; for 12h;78%
With iron(III) chloride; acetic acid
Propyl gallate
121-79-9

Propyl gallate

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid In sulfuric acid at 80℃; for 12h; Solvent; Reagent/catalyst;82%
ellagic acid 3-O-α-L-rhamnopyranosyl-4′-O-α-L-arabinofuranoside

ellagic acid 3-O-α-L-rhamnopyranosyl-4′-O-α-L-arabinofuranoside

A

L-arabinose
5328-37-0

L-arabinose

B

L-Rhamnose
3615-41-6

L-Rhamnose

C

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With hydrogenchloride In 1,4-dioxane at 80℃; for 1h;A n/a
B n/a
C 77%
Ethyl gallate
831-61-8

Ethyl gallate

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sodium persulfate In acetic acid at 80℃; for 12h;74%
With sodium carbonate
With ammonia; water durch Einleiten von Luft;
With Marshall's acid
Multi-step reaction with 2 steps
1: ammonium hydroxide / 12 h / 50 °C
2: 3-chloro-benzenecarboperoxoic acid / 10 h
View Scheme
1,2,3,4,6-Penta-O-galloyl-alpha-D-glucopyranose
70470-10-9

1,2,3,4,6-Penta-O-galloyl-alpha-D-glucopyranose

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sodium carbonate at 20 - 70℃; for 6h;50%
methyl galloate
99-24-1

methyl galloate

A

dimethyl 4,4',5,5',6,6'-hexahydroxy-[1,1'-biphenyl]-2,2'-dicarboxylate
84316-70-1

dimethyl 4,4',5,5',6,6'-hexahydroxy-[1,1'-biphenyl]-2,2'-dicarboxylate

B

ellagic acid
476-66-4

ellagic acid

C

Purpurogallin-4-carbonsaeure-methylester
91120-90-0

Purpurogallin-4-carbonsaeure-methylester

Conditions
ConditionsYield
With dihydrogen peroxide In water for 24h; horseradish peroxidase;A 24%
B 32%
C 17%
3,4,5-trihydroxybenzoic acid
149-91-7

3,4,5-trihydroxybenzoic acid

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With dipotassium peroxodisulfate; sulfuric acid In water at -50 - 4℃;30%
With orthoarsenic acid
With water; iodine bei laengerem Digerieren;
methyl galloate
99-24-1

methyl galloate

A

ellagic acid
476-66-4

ellagic acid

B

5-(2,3,4-Trihydroxy-6-methoxycarbonylphenyl)-4-methoxycarbonyl-2-furancarbonsaeure
91121-09-4

5-(2,3,4-Trihydroxy-6-methoxycarbonylphenyl)-4-methoxycarbonyl-2-furancarbonsaeure

Conditions
ConditionsYield
With iron(III) chloride In water; acetone for 120h; Ambient temperature;A 16%
B 5%
methyl galloate
99-24-1

methyl galloate

A

ellagic acid
476-66-4

ellagic acid

B

3-Carboxy-2,3-dihydro-6,7-dihydroxy-2,4-bis(methoxycarbonyl)-1-benzofuran-2-essigsaeure
91120-95-5

3-Carboxy-2,3-dihydro-6,7-dihydroxy-2,4-bis(methoxycarbonyl)-1-benzofuran-2-essigsaeure

Conditions
ConditionsYield
With oxygen; sodium hydrogencarbonate In methanol; water for 40h;A n/a
B 7%
3,4,5-trihydroxybenzoic acid
149-91-7

3,4,5-trihydroxybenzoic acid

A

1,2,3,7,8-pentahydroxy-4,9-dioxa-pyren-5,10-dione
741-67-3

1,2,3,7,8-pentahydroxy-4,9-dioxa-pyren-5,10-dione

B

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With potassium peroxomonosulphate; sulfuric acid at 50℃;
3,4-diacetoxy-5-(3,4,5-triacetoxy-benzoyloxy)-benzoic acid

3,4-diacetoxy-5-(3,4,5-triacetoxy-benzoyloxy)-benzoic acid

ellagic acid
476-66-4

ellagic acid

N-galloglycine
55880-99-4

N-galloglycine

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With penicillium
2-(3,4,5-trihydroxybenzoyloxy)ethyl 3,4,5-trihydroxybenzoate
53653-60-4

2-(3,4,5-trihydroxybenzoyloxy)ethyl 3,4,5-trihydroxybenzoate

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With dihydrogen peroxide In water; acetone horseradish peroxidase;
3,6-di-O-galloyl-(α/β)-4C1-glucopyranose
52626-77-4

3,6-di-O-galloyl-(α/β)-4C1-glucopyranose

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With dihydrogen peroxide In water; acetone horseradish peroxidase;
propane-1,3-diol digallate
91120-91-1

propane-1,3-diol digallate

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With dihydrogen peroxide In water; acetone horseradish peroxidase;
carpinin A

carpinin A

A

carpinin D

carpinin D

B

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With hydrogenchloride Heating;
Cornusiin B

Cornusiin B

A

3-O-galloyl-β-D-glucopyranose

3-O-galloyl-β-D-glucopyranose

B

oenothein C

oenothein C

C

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sulfuric acid at 100℃; for 2h;A n/a
B 3 mg
C 2 mg
With sulfuric acid at 100℃; for 2h; Product distribution; var. reagent and time;A n/a
B 3 mg
C 2 mg
Cornusiin B

Cornusiin B

A

oenothein C

oenothein C

B

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
In sulfuric acid; water at 100℃; for 4.5h;

A

2-O-galloyl-punicalin

2-O-galloyl-punicalin

B

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sulfuric acid at 90℃; for 7h; Product distribution;
tetramethylene-1,4-diyl-bis-(3,4,5-trihydroxybenzoate)
91120-92-2

tetramethylene-1,4-diyl-bis-(3,4,5-trihydroxybenzoate)

A

ellagic acid
476-66-4

ellagic acid

B

3,4,5-Trihydroxy-benzoic acid 4-hydroxy-butyl ester
91120-94-4

3,4,5-Trihydroxy-benzoic acid 4-hydroxy-butyl ester

Conditions
ConditionsYield
With dihydrogen peroxide In water; acetone horseradish peroxidase;
trans-1,2-bis[(3,4,5-trihydroxybenzoyl)oxy]cyclohexane
111241-18-0

trans-1,2-bis[(3,4,5-trihydroxybenzoyl)oxy]cyclohexane

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With dihydrogen peroxide In water; acetone horseradish peroxidase;
nobotanin G

nobotanin G

A

β-D-glucose
492-61-5

β-D-glucose

B

3,4,5-trihydroxybenzoic acid
149-91-7

3,4,5-trihydroxybenzoic acid

C

valoneaic acid dilactone
60202-70-2

valoneaic acid dilactone

D

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sulfuric acid for 6h; Heating; Title compound not separated from byproducts;
nobotanin I

nobotanin I

A

β-D-glucose
492-61-5

β-D-glucose

B

3,4,5-trihydroxybenzoic acid
149-91-7

3,4,5-trihydroxybenzoic acid

C

valoneaic acid dilactone
60202-70-2

valoneaic acid dilactone

D

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sulfuric acid for 6h; Heating; Title compound not separated from byproducts;
nobotanin H

nobotanin H

A

β-D-glucose
492-61-5

β-D-glucose

B

3,4,5-trihydroxybenzoic acid
149-91-7

3,4,5-trihydroxybenzoic acid

C

valoneaic acid dilactone
60202-70-2

valoneaic acid dilactone

D

ellagic acid
476-66-4

ellagic acid

Conditions
ConditionsYield
With sulfuric acid for 6h; Heating; Title compound not separated from byproducts;

A

ellagic acid
476-66-4

ellagic acid

B

C41H30O22

C41H30O22

Conditions
ConditionsYield
With tannase In water for 2h; Ambient temperature;A 10 mg
B 11 mg
triisopropylsilyl chloride
13154-24-0

triisopropylsilyl chloride

ellagic acid
476-66-4

ellagic acid

2,3,7,8-tetrakis((triisopropylsilyl)oxy)chromeno[5,4,3-cde]chromene-5,10-dione
1448297-91-3

2,3,7,8-tetrakis((triisopropylsilyl)oxy)chromeno[5,4,3-cde]chromene-5,10-dione

Conditions
ConditionsYield
With 1H-imidazole; dmap In dichloromethane; N,N-dimethyl-formamide at 50℃; for 12h; regioselective reaction;99%
With 1H-imidazole; dmap In N,N-dimethyl-formamide at 80℃; for 18h;3.91 g
ellagic acid
476-66-4

ellagic acid

C40H30O8

C40H30O8

Conditions
ConditionsYield
Stage #1: ellagic acid With Dichlorodiphenylmethane at 180℃; for 3h;
Stage #2: With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 5h;
95%
acetic anhydride
108-24-7

acetic anhydride

ellagic acid
476-66-4

ellagic acid

ellagic acid tetraacetate
4274-26-4

ellagic acid tetraacetate

Conditions
ConditionsYield
With sodium acetate at 100 - 110℃; for 2h;90%
In pyridine at 20℃; for 12h;85%
With pyridine for 12h;70%

Ellagic acid Chemical Properties

Product Name: Ellagic acid
Synonyms of Ellagic acid (CAS NO.476-66-4): 2,3,7,8-Tetrahydroxy(1)benzopyrano(5,4,3-cde)(1)benzopyran-5,10-dione ; 5-19-07-00108 (Beilstein Handbook Reference) ; Acide ellagique ; Acide ellagique [INN-French] ; Acido elagico ; Acido elagico [INN-Spanish] ; Acidum ellagicum ; Acidum ellagicum [INN-Latin] ; Alizarine Yellow ; BRN 0047549 ; Benzoaric acid ; C.I. 55005 ; C.I. 75270 ; CCRIS 774  Diphenic acid, 4,4',5,5',6,6'-hexahydroxy-, di-delta-lactone ; EINECS 207-508-3 ; Elagostasine ; Eleagic acid ; Ellagic acid ; Ellagic acid dihydrate ; Gallogen (VAN) ; Gallogen (astringent) ; HSDB 7574 ; Lagistase ; Llagic acid ; NSC 407286 ; NSC 656272 ; UNII-19YRN3ZS9P ; (1)Benzopyrano(5,4,3-cde)(1)benzopyran-5,10-dione, 2,3,7,8-tetrahydroxy-
CAS NO: 476-66-4
Classification Code: Reproductive Effect
Molecular Formula of Ellagic acid (CAS NO.476-66-4): C14H6O8
Molecular Weight: 302.1926
Molecular Structure:

Melting Point: ≥350 °C
Polar Surface Area: 89.52 Å2
Index of Refraction: 1.894
Molar Refractivity: 67.74 cm3
Molar Volume: 146.2 cm3
Surface Tension: 140.3 dyne/cm
Density of Ellagic acid (CAS NO.476-66-4): 2.066 g/cm3
Flash Point: 310.1 °C
Enthalpy of Vaporization: 119.86 kJ/mol
Boiling Point: 796.5 °C at 760 mmHg
Vapour Pressure: 2.32E-26 mmHg at 25°C

Ellagic acid Uses

 Ellagic acid (CAS NO.476-66-4) can be used for medicine and cosmetics, and antioxidant with anti-cancer and inhibition virus role.

Ellagic acid Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD oral > 20gm/kg (20000mg/kg)   Farmatsevtichnii Zhurnal Vol. 54(6), Pg. 90, 1999.
rat LDLo intraperitoneal 630mg/kg (630mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: FOOD INTAKE (ANIMAL)

BEHAVIORAL: ATAXIA
Farmatsevtichnii Zhurnal Vol. 54(6), Pg. 90, 1999.

Ellagic acid Safety Profile

Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating vapors.
Safety Information for Ellagic acid (CAS NO.476-66-4)
Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37: Wear suitable protective clothing and gloves.
WGK Germany: 3
RTECS: DJ2620000
F: 8-10-23

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