Flavonoids
Flavonoids
- (1)
- (2)
- (1)
- (1)
- (29)
- (7)
- (10)
- (6)
- (12)
- (1)
- (2)
- (1)
- (1)
- (2)
- (18)
- (7)
- (1)
- (1)
- (5)
- (1)
- (2)
- (29)
- (1)
- (3)
- (2)
- (7)
- (3)
- (4)
- (6)
- (15)
- (2)
- (4)
- (5)
- (6)
- (4)
- (12)
- (9)
- (14)
- (2)
- (3)
- (2)
- (3)
- (5)
- (3)
- (8)
- (2)
- (1)
- (2)
- (2)
- (2)
- (6)
- (5)
- (1)
- (1)
- (6)
- (3)
- (3)
- (2)
- (2)
- (4)
- (3)
- (2)
- (2)
- (2)
- (2)
- (1)
- (4)
- (3)
- (2)
- (3)
- (1)
- (9)
- (9)
- (7)
- (66)
- (3)
- (26)
- (10)
- (3)
- (9)
- (3)
- (2)
- (4)
- (3)
- (19)
- (2)
- (5)
- (4)
- (2)
- (2)
Filtered Search Results
Paraffin Liquid, Technical, d=0.88, for Oil Baths, Fisher Chemical™
CAS: 8042-47-5 Molecular Formula: MFCD00131611 Molecular Weight (g/mol): 0.00 MDL Number: MFCD00131611 InChI Key: FFNDMZIBVDSQFI-UHFFFAOYSA-N Synonym: delphinidin chloride,delphinidin,delphinidine,delphinidol,ephdine,delfinidol chloride,unii-em6md4aehe,ccris 2518,em6md4aehe,3,5,7-trihydroxy-2-3,4,5-trihydroxyphenyl benzopyrylium chloride PubChem CID: 68245 ChEBI: CHEBI:38701 IUPAC Name: 2-(3,4,5-trihydroxyphenyl)chromenylium-3,5,7-triol;chloride SMILES: *
PubChem CID | 68245 |
---|---|
CAS | 8042-47-5 |
Molecular Weight (g/mol) | 0.00 |
ChEBI | CHEBI:38701 |
MDL Number | MFCD00131611 |
SMILES | * |
Synonym | delphinidin chloride,delphinidin,delphinidine,delphinidol,ephdine,delfinidol chloride,unii-em6md4aehe,ccris 2518,em6md4aehe,3,5,7-trihydroxy-2-3,4,5-trihydroxyphenyl benzopyrylium chloride |
IUPAC Name | 2-(3,4,5-trihydroxyphenyl)chromenylium-3,5,7-triol;chloride |
InChI Key | FFNDMZIBVDSQFI-UHFFFAOYSA-N |
Molecular Formula | MFCD00131611 |
Paraffin, liquid, pure, Thermo Scientific Chemicals
CAS: 8012-95-1 Molecular Formula: MFCD00131611 Molecular Weight (g/mol): 0.00 MDL Number: MFCD00131611 InChI Key: FFNDMZIBVDSQFI-UHFFFAOYSA-N Synonym: delphinidin chloride,delphinidin,delphinidine,delphinidol,ephdine,delfinidol chloride,unii-em6md4aehe,ccris 2518,em6md4aehe,3,5,7-trihydroxy-2-3,4,5-trihydroxyphenyl benzopyrylium chloride PubChem CID: 68245 ChEBI: CHEBI:38701 IUPAC Name: 2-(3,4,5-trihydroxyphenyl)chromenylium-3,5,7-triol;chloride SMILES: *
PubChem CID | 68245 |
---|---|
CAS | 8012-95-1 |
Molecular Weight (g/mol) | 0.00 |
ChEBI | CHEBI:38701 |
MDL Number | MFCD00131611 |
SMILES | * |
Synonym | delphinidin chloride,delphinidin,delphinidine,delphinidol,ephdine,delfinidol chloride,unii-em6md4aehe,ccris 2518,em6md4aehe,3,5,7-trihydroxy-2-3,4,5-trihydroxyphenyl benzopyrylium chloride |
IUPAC Name | 2-(3,4,5-trihydroxyphenyl)chromenylium-3,5,7-triol;chloride |
InChI Key | FFNDMZIBVDSQFI-UHFFFAOYSA-N |
Molecular Formula | MFCD00131611 |
Nujol, for IR spectroscopy, Thermo Scientific Chemicals
CAS: 8012-95-1 Molecular Formula: MFCD00131611 Molecular Weight (g/mol): 0.00 MDL Number: MFCD00131611 InChI Key: FFNDMZIBVDSQFI-UHFFFAOYSA-N Synonym: delphinidin chloride,delphinidin,delphinidine,delphinidol,ephdine,delfinidol chloride,unii-em6md4aehe,ccris 2518,em6md4aehe,3,5,7-trihydroxy-2-3,4,5-trihydroxyphenyl benzopyrylium chloride PubChem CID: 68245 ChEBI: CHEBI:38701 IUPAC Name: 2-(3,4,5-trihydroxyphenyl)chromenylium-3,5,7-triol;chloride SMILES: *
PubChem CID | 68245 |
---|---|
CAS | 8012-95-1 |
Molecular Weight (g/mol) | 0.00 |
ChEBI | CHEBI:38701 |
MDL Number | MFCD00131611 |
SMILES | * |
Synonym | delphinidin chloride,delphinidin,delphinidine,delphinidol,ephdine,delfinidol chloride,unii-em6md4aehe,ccris 2518,em6md4aehe,3,5,7-trihydroxy-2-3,4,5-trihydroxyphenyl benzopyrylium chloride |
IUPAC Name | 2-(3,4,5-trihydroxyphenyl)chromenylium-3,5,7-triol;chloride |
InChI Key | FFNDMZIBVDSQFI-UHFFFAOYSA-N |
Molecular Formula | MFCD00131611 |
Quercetin hydrate, 95%, Thermo Scientific Chemicals
CAS: 849061-97-8 Molecular Formula: C15H10O7 Molecular Weight (g/mol): 302.24 MDL Number: MFCD03847906 InChI Key: REFJWTPEDVJJIY-UHFFFAOYSA-N Synonym: quercetin hydrate,2-3,4-dihydroxyphenyl-3,5,7-trihydroxy-4h-chromen-4-one hydrate,quercetinhydrate,quercetine sophoretin /,regid_for_cid_747934,regid_for_cid_16212154,3,3;,4;,5,7-pentahydroxyflavon,2-3,4-dihydroxyphenyl-3,5,7-trihydroxychromen-4-one, hydrate PubChem CID: 16212154 IUPAC Name: 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one;hydrate SMILES: OC1=CC(O)=C2C(OC(=C(O)C2=O)C2=CC(O)=C(O)C=C2)=C1
PubChem CID | 16212154 |
---|---|
CAS | 849061-97-8 |
Molecular Weight (g/mol) | 302.24 |
MDL Number | MFCD03847906 |
SMILES | OC1=CC(O)=C2C(OC(=C(O)C2=O)C2=CC(O)=C(O)C=C2)=C1 |
Synonym | quercetin hydrate,2-3,4-dihydroxyphenyl-3,5,7-trihydroxy-4h-chromen-4-one hydrate,quercetinhydrate,quercetine sophoretin /,regid_for_cid_747934,regid_for_cid_16212154,3,3;,4;,5,7-pentahydroxyflavon,2-3,4-dihydroxyphenyl-3,5,7-trihydroxychromen-4-one, hydrate |
IUPAC Name | 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one;hydrate |
InChI Key | REFJWTPEDVJJIY-UHFFFAOYSA-N |
Molecular Formula | C15H10O7 |
Quercetin dihydrate, 97%, Thermo Scientific Chemicals
CAS: 6151-25-3 Molecular Formula: C15H14O9 Molecular Weight (g/mol): 338.27 MDL Number: MFCD00149487 InChI Key: GMGIWEZSKCNYSW-UHFFFAOYSA-N Synonym: quercetin dihydrate,2-3,4-dihydroxyphenyl-3,5,7-trihydroxy-4h-chromen-4-one dihydrate,quercetine dihydrate,quercetin, dihydrate,ccris 3304,3,3',4',5,7-pentahydroxyflavone dihydrate,quercetin dihydrate sophoretin,flavone, 3,3',4',5,7-pentahydroxy-, dihydrate,dsstox_cid_1219,2-3,4-dihydroxyphenyl-3,5,7-trihydroxy-4h-1-benzopyran-4-one dihydrate PubChem CID: 5284452 IUPAC Name: 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one;dihydrate SMILES: O.O.OC1=CC(O)=C2C(OC(=C(O)C2=O)C2=CC=C(O)C(O)=C2)=C1
PubChem CID | 5284452 |
---|---|
CAS | 6151-25-3 |
Molecular Weight (g/mol) | 338.27 |
MDL Number | MFCD00149487 |
SMILES | O.O.OC1=CC(O)=C2C(OC(=C(O)C2=O)C2=CC=C(O)C(O)=C2)=C1 |
Synonym | quercetin dihydrate,2-3,4-dihydroxyphenyl-3,5,7-trihydroxy-4h-chromen-4-one dihydrate,quercetine dihydrate,quercetin, dihydrate,ccris 3304,3,3',4',5,7-pentahydroxyflavone dihydrate,quercetin dihydrate sophoretin,flavone, 3,3',4',5,7-pentahydroxy-, dihydrate,dsstox_cid_1219,2-3,4-dihydroxyphenyl-3,5,7-trihydroxy-4h-1-benzopyran-4-one dihydrate |
IUPAC Name | 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one;dihydrate |
InChI Key | GMGIWEZSKCNYSW-UHFFFAOYSA-N |
Molecular Formula | C15H14O9 |
Thermo Scientific Chemicals Fisetin
CAS: 528-48-3 Molecular Formula: C15H10O6 Molecular Weight (g/mol): 286.24 InChI Key: XHEFDIBZLJXQHF-UHFFFAOYSA-N IUPAC Name: 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-4H-chromen-4-one SMILES: OC1=CC=C2C(OC(=C(O)C2=O)C2=CC=C(O)C(O)=C2)=C1
CAS | 528-48-3 |
---|---|
Molecular Weight (g/mol) | 286.24 |
SMILES | OC1=CC=C2C(OC(=C(O)C2=O)C2=CC=C(O)C(O)=C2)=C1 |
IUPAC Name | 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-4H-chromen-4-one |
InChI Key | XHEFDIBZLJXQHF-UHFFFAOYSA-N |
Molecular Formula | C15H10O6 |
4',5,7-Trihydroxyflavone, 97%, Thermo Scientific Chemicals
CAS: 520-36-5 Molecular Formula: C15H10O5 Molecular Weight (g/mol): 270.24 MDL Number: MFCD00006831 InChI Key: KZNIFHPLKGYRTM-UHFFFAOYSA-N Synonym: apigenin,5,7-dihydroxy-2-4-hydroxyphenyl-4h-chromen-4-one,chamomile,spigenin,versulin,apigenol,4',5,7-trihydroxyflavone,apigenine,c.i. natural yellow 1,5,7,4'-trihydroxyflavone PubChem CID: 5280443 ChEBI: CHEBI:18388 IUPAC Name: 5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one SMILES: OC1=CC=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1
PubChem CID | 5280443 |
---|---|
CAS | 520-36-5 |
Molecular Weight (g/mol) | 270.24 |
ChEBI | CHEBI:18388 |
MDL Number | MFCD00006831 |
SMILES | OC1=CC=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1 |
Synonym | apigenin,5,7-dihydroxy-2-4-hydroxyphenyl-4h-chromen-4-one,chamomile,spigenin,versulin,apigenol,4',5,7-trihydroxyflavone,apigenine,c.i. natural yellow 1,5,7,4'-trihydroxyflavone |
IUPAC Name | 5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one |
InChI Key | KZNIFHPLKGYRTM-UHFFFAOYSA-N |
Molecular Formula | C15H10O5 |
Rutin Hydrate, 97+%, Thermo Scientific Chemicals
CAS: 207671-50-9 Molecular Formula: C27H30O16 Molecular Weight (g/mol): 610.52 MDL Number: MFCD01319140 InChI Key: IKGXIBQEEMLURG-NVPNHPEKSA-N Synonym: rutin,rutoside,phytomelin,quercetin 3-rutinoside,birutan,eldrin,myrticolorin,venoruton,3-rutinosyl quercetin,bioflavonoid PubChem CID: 5280805 ChEBI: CHEBI:28527 IUPAC Name: 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-[[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one SMILES: C[C@@H]1O[C@@H](OC[C@H]2O[C@@H](OC3=C(OC4=CC(O)=CC(O)=C4C3=O)C3=CC(O)=C(O)C=C3)[C@H](O)[C@@H](O)[C@@H]2O)[C@H](O)[C@H](O)[C@H]1O
PubChem CID | 5280805 |
---|---|
CAS | 207671-50-9 |
Molecular Weight (g/mol) | 610.52 |
ChEBI | CHEBI:28527 |
MDL Number | MFCD01319140 |
SMILES | C[C@@H]1O[C@@H](OC[C@H]2O[C@@H](OC3=C(OC4=CC(O)=CC(O)=C4C3=O)C3=CC(O)=C(O)C=C3)[C@H](O)[C@@H](O)[C@@H]2O)[C@H](O)[C@H](O)[C@H]1O |
Synonym | rutin,rutoside,phytomelin,quercetin 3-rutinoside,birutan,eldrin,myrticolorin,venoruton,3-rutinosyl quercetin,bioflavonoid |
IUPAC Name | 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-[[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one |
InChI Key | IKGXIBQEEMLURG-NVPNHPEKSA-N |
Molecular Formula | C27H30O16 |
Naringin hydrate, 98%, Thermo Scientific Chemicals
CAS: 132203-74-8 Molecular Formula: C27H32O14 Molecular Weight (g/mol): 580.54 MDL Number: MFCD00148888,MFCD00149445,MFCD01461988 InChI Key: DFPMSGMNTNDNHN-ZPHOTFPESA-N PubChem CID: 74787988 IUPAC Name: 7-[(2S,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxy-5-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydrochromen-4-one SMILES: C[C@@H]1O[C@@H](O[C@@H]2[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]2OC2=CC(O)=C3C(=O)C[C@H](OC3=C2)C2=CC=C(O)C=C2)[C@H](O)[C@H](O)[C@H]1O
PubChem CID | 74787988 |
---|---|
CAS | 132203-74-8 |
Molecular Weight (g/mol) | 580.54 |
MDL Number | MFCD00148888,MFCD00149445,MFCD01461988 |
SMILES | C[C@@H]1O[C@@H](O[C@@H]2[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]2OC2=CC(O)=C3C(=O)C[C@H](OC3=C2)C2=CC=C(O)C=C2)[C@H](O)[C@H](O)[C@H]1O |
IUPAC Name | 7-[(2S,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxy-5-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydrochromen-4-one |
InChI Key | DFPMSGMNTNDNHN-ZPHOTFPESA-N |
Molecular Formula | C27H32O14 |
2',6-Dihydroxyflavone, 97%, Thermo Scientific Chemicals
CAS: 92439-20-8 Molecular Formula: C15H10O4 Molecular Weight (g/mol): 254.241 MDL Number: MFCD00017676 InChI Key: YCGXYGWBHFKQHY-UHFFFAOYSA-N Synonym: 6,2'-dihydroxyflavone,2',6-dihydroxyflavone,6-hydroxy-2-2-hydroxyphenyl chromen-4-one,6-hydroxy-2-2-hydroxyphenyl-4h-chromen-4-one,4h-1-benzopyran-4-one, 6-hydroxy-2-2-hydroxyphenyl PubChem CID: 688661 IUPAC Name: 6-hydroxy-2-(2-hydroxyphenyl)chromen-4-one SMILES: C1=CC=C(C(=C1)C2=CC(=O)C3=C(O2)C=CC(=C3)O)O
PubChem CID | 688661 |
---|---|
CAS | 92439-20-8 |
Molecular Weight (g/mol) | 254.241 |
MDL Number | MFCD00017676 |
SMILES | C1=CC=C(C(=C1)C2=CC(=O)C3=C(O2)C=CC(=C3)O)O |
Synonym | 6,2'-dihydroxyflavone,2',6-dihydroxyflavone,6-hydroxy-2-2-hydroxyphenyl chromen-4-one,6-hydroxy-2-2-hydroxyphenyl-4h-chromen-4-one,4h-1-benzopyran-4-one, 6-hydroxy-2-2-hydroxyphenyl |
IUPAC Name | 6-hydroxy-2-(2-hydroxyphenyl)chromen-4-one |
InChI Key | YCGXYGWBHFKQHY-UHFFFAOYSA-N |
Molecular Formula | C15H10O4 |
5,6,7-Trihydroxyflavone, 97%, Thermo Scientific Chemicals
CAS: 491-67-8 Molecular Formula: C15H10O5 Molecular Weight (g/mol): 270.24 MDL Number: MFCD00017459 InChI Key: FXNFHKRTJBSTCS-UHFFFAOYSA-N Synonym: baicalein,5,6,7-trihydroxyflavone,noroxylin,5,6,7-trihydroxy-2-phenyl-4h-chromen-4-one,biacalein,baicelein,chembl8260,4h-1-benzopyran-4-one, 5,6,7-trihydroxy-2-phenyl,5,7-trihydroxyflavone,5,6,7-trihydroxy-2-phenyl-chromen-4-one PubChem CID: 5281605 ChEBI: CHEBI:2979 IUPAC Name: 5,6,7-trihydroxy-2-phenylchromen-4-one SMILES: OC1=C(O)C(O)=C2C(=O)C=C(OC2=C1)C1=CC=CC=C1
PubChem CID | 5281605 |
---|---|
CAS | 491-67-8 |
Molecular Weight (g/mol) | 270.24 |
ChEBI | CHEBI:2979 |
MDL Number | MFCD00017459 |
SMILES | OC1=C(O)C(O)=C2C(=O)C=C(OC2=C1)C1=CC=CC=C1 |
Synonym | baicalein,5,6,7-trihydroxyflavone,noroxylin,5,6,7-trihydroxy-2-phenyl-4h-chromen-4-one,biacalein,baicelein,chembl8260,4h-1-benzopyran-4-one, 5,6,7-trihydroxy-2-phenyl,5,7-trihydroxyflavone,5,6,7-trihydroxy-2-phenyl-chromen-4-one |
IUPAC Name | 5,6,7-trihydroxy-2-phenylchromen-4-one |
InChI Key | FXNFHKRTJBSTCS-UHFFFAOYSA-N |
Molecular Formula | C15H10O5 |
5-Hydroxyflavone, 97%, Thermo Scientific Chemicals
CAS: 491-78-1 Molecular Formula: C15H10O3 Molecular Weight (g/mol): 238.24 MDL Number: MFCD00016944 InChI Key: IYBLVRRCNVHZQJ-UHFFFAOYSA-N Synonym: 5-hydroxyflavone,primuletin,5-hydroxy-2-phenyl-4h-chromen-4-one,5-hydroxy-2-phenyl-chromen-4-one,chembl16807,4h-1-benzopyran-4-one,5-hydroxy-2-phenyl,primuliten,5-hydroxy-flavone,5-hydroxy-2-phenyl-4-benzopyrone,5-hydroxy-2-phenyl-4h-chromen-4-on PubChem CID: 68112 IUPAC Name: 5-hydroxy-2-phenylchromen-4-one SMILES: OC1=C2C(=O)C=C(OC2=CC=C1)C1=CC=CC=C1
PubChem CID | 68112 |
---|---|
CAS | 491-78-1 |
Molecular Weight (g/mol) | 238.24 |
MDL Number | MFCD00016944 |
SMILES | OC1=C2C(=O)C=C(OC2=CC=C1)C1=CC=CC=C1 |
Synonym | 5-hydroxyflavone,primuletin,5-hydroxy-2-phenyl-4h-chromen-4-one,5-hydroxy-2-phenyl-chromen-4-one,chembl16807,4h-1-benzopyran-4-one,5-hydroxy-2-phenyl,primuliten,5-hydroxy-flavone,5-hydroxy-2-phenyl-4-benzopyrone,5-hydroxy-2-phenyl-4h-chromen-4-on |
IUPAC Name | 5-hydroxy-2-phenylchromen-4-one |
InChI Key | IYBLVRRCNVHZQJ-UHFFFAOYSA-N |
Molecular Formula | C15H10O3 |
5,6-Dihydroxyflavone, 97%, Thermo Scientific Chemicals
CAS: 6665-66-3 Molecular Formula: C15H10O4 Molecular Weight (g/mol): 254.241 MDL Number: MFCD00601534 InChI Key: AGZAGADSYIYYCT-UHFFFAOYSA-N Synonym: 5,6-dihydroxyflavone,5,6-dihydroxy-2-phenyl-4h-chromen-4-one,5,6-dihydroxy-2-phenyl-4h-1-benzopyran-4-one,4h-1-benzopyran-4-one, 5,6-dihydroxy-2-phenyl PubChem CID: 14349487 IUPAC Name: 5,6-dihydroxy-2-phenylchromen-4-one SMILES: C1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C=CC(=C3O)O
PubChem CID | 14349487 |
---|---|
CAS | 6665-66-3 |
Molecular Weight (g/mol) | 254.241 |
MDL Number | MFCD00601534 |
SMILES | C1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C=CC(=C3O)O |
Synonym | 5,6-dihydroxyflavone,5,6-dihydroxy-2-phenyl-4h-chromen-4-one,5,6-dihydroxy-2-phenyl-4h-1-benzopyran-4-one,4h-1-benzopyran-4-one, 5,6-dihydroxy-2-phenyl |
IUPAC Name | 5,6-dihydroxy-2-phenylchromen-4-one |
InChI Key | AGZAGADSYIYYCT-UHFFFAOYSA-N |
Molecular Formula | C15H10O4 |
Thermo Scientific Chemicals Acacetin
CAS: 480-44-4 Molecular Formula: C16H12O5 Molecular Weight (g/mol): 284.27 InChI Key: DANYIYRPLHHOCZ-UHFFFAOYSA-N IUPAC Name: 5,7-dihydroxy-2-(4-methoxyphenyl)-4H-chromen-4-one SMILES: COC1=CC=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1
CAS | 480-44-4 |
---|---|
Molecular Weight (g/mol) | 284.27 |
SMILES | COC1=CC=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1 |
IUPAC Name | 5,7-dihydroxy-2-(4-methoxyphenyl)-4H-chromen-4-one |
InChI Key | DANYIYRPLHHOCZ-UHFFFAOYSA-N |
Molecular Formula | C16H12O5 |