Benzenoids
Filtered Search Results
Salicylamide, 99%
CAS: 65-45-2 Molecular Formula: C7H7NO2 Molecular Weight (g/mol): 137.14 MDL Number: MFCD00007978 InChI Key: SKZKKFZAGNVIMN-UHFFFAOYSA-N Synonym: salicylamide,o-hydroxybenzamide,benzamide, 2-hydroxy,salicylic acid amide,2-carbamoylphenol,flarpirina,morsarinas,algamon,algiamida,allevin PubChem CID: 5147 ChEBI: CHEBI:32114 IUPAC Name: 2-hydroxybenzamide SMILES: NC(=O)C1=CC=CC=C1O
| PubChem CID | 5147 |
|---|---|
| CAS | 65-45-2 |
| Molecular Weight (g/mol) | 137.14 |
| ChEBI | CHEBI:32114 |
| MDL Number | MFCD00007978 |
| SMILES | NC(=O)C1=CC=CC=C1O |
| Synonym | salicylamide,o-hydroxybenzamide,benzamide, 2-hydroxy,salicylic acid amide,2-carbamoylphenol,flarpirina,morsarinas,algamon,algiamida,allevin |
| IUPAC Name | 2-hydroxybenzamide |
| InChI Key | SKZKKFZAGNVIMN-UHFFFAOYSA-N |
| Molecular Formula | C7H7NO2 |
Gossypol, 98+%
CAS: 303-45-7 Molecular Formula: C30H30O8 Molecular Weight (g/mol): 518.56 MDL Number: MFCD00017352 InChI Key: QBKSWRVVCFFDOT-UHFFFAOYSA-N Synonym: gossypol,--gossypol,+-gossypol,pogosin,tash 1,racemic-gossypol,r---gossypol,r-gossypol,+--gossypol,+/--gossypol PubChem CID: 3503 ChEBI: CHEBI:28584 SMILES: CC(C)C1=C(O)C(O)=C(C=O)C2=C(O)C(=C(C)C=C12)C1=C(O)C2=C(C=O)C(O)=C(O)C(C(C)C)=C2C=C1C
| PubChem CID | 3503 |
|---|---|
| CAS | 303-45-7 |
| Molecular Weight (g/mol) | 518.56 |
| ChEBI | CHEBI:28584 |
| MDL Number | MFCD00017352 |
| SMILES | CC(C)C1=C(O)C(O)=C(C=O)C2=C(O)C(=C(C)C=C12)C1=C(O)C2=C(C=O)C(O)=C(O)C(C(C)C)=C2C=C1C |
| Synonym | gossypol,--gossypol,+-gossypol,pogosin,tash 1,racemic-gossypol,r---gossypol,r-gossypol,+--gossypol,+/--gossypol |
| InChI Key | QBKSWRVVCFFDOT-UHFFFAOYSA-N |
| Molecular Formula | C30H30O8 |
Thermo Scientific Chemicals Calconcarboxylic acid, indicator grade
CAS: 3737-95-9 Molecular Formula: C21H14N2O7S Molecular Weight (g/mol): 438.4 MDL Number: MFCD00004078 InChI Key: ULIVOAKVRBXKKS-PYCFMQQDSA-N Synonym: calconcarboxylic acid,patton-reeder indicator,calconcarbonic acid,calcon 3-carboxylic acid,patton and reeder's indicator,2-hydroxy-1-2-hydroxy-4-sulfo-1-napthylazo-3-naphthoic acid,2,2'-dihydroxy-4'-sulpho-1,1'-azonaphthalene-3-carboxylic acid,2-naphthalenecarboxylic acid, 3-hydroxy-4-2-hydroxy-4-sulfo-1-naphthalenyl azo,nn PubChem CID: 5895210 IUPAC Name: 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid SMILES: C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O
| PubChem CID | 5895210 |
|---|---|
| CAS | 3737-95-9 |
| Molecular Weight (g/mol) | 438.4 |
| MDL Number | MFCD00004078 |
| SMILES | C1=CC=C2C(=C1)C=C(C(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)O)O)C(=O)O |
| Synonym | calconcarboxylic acid,patton-reeder indicator,calconcarbonic acid,calcon 3-carboxylic acid,patton and reeder's indicator,2-hydroxy-1-2-hydroxy-4-sulfo-1-napthylazo-3-naphthoic acid,2,2'-dihydroxy-4'-sulpho-1,1'-azonaphthalene-3-carboxylic acid,2-naphthalenecarboxylic acid, 3-hydroxy-4-2-hydroxy-4-sulfo-1-naphthalenyl azo,nn |
| IUPAC Name | 3-hydroxy-4-[(2Z)-2-(2-oxo-4-sulfonaphthalen-1-ylidene)hydrazinyl]naphthalene-2-carboxylic acid |
| InChI Key | ULIVOAKVRBXKKS-PYCFMQQDSA-N |
| Molecular Formula | C21H14N2O7S |
4-Chlorobenzoyl chloride, 98%
CAS: 122-01-0 Molecular Formula: C7H4Cl2O Molecular Weight (g/mol): 175.008 MDL Number: MFCD00000686 InChI Key: RKIDDEGICSMIJA-UHFFFAOYSA-N Synonym: benzoyl chloride, 4-chloro,p-chlorobenzoyl chloride,para-chlorobenzoyl chloride,4-chlorobenzoic acid chloride,4-chlorobenzoylchloride,4-chloro benzoyl chloride,benzoylchloride, 4-chloro,benzoyl chloride, p-chloro,ccris 8935,pcboc PubChem CID: 8501 ChEBI: CHEBI:60716 IUPAC Name: 4-chlorobenzoyl chloride SMILES: C1=CC(=CC=C1C(=O)Cl)Cl
| PubChem CID | 8501 |
|---|---|
| CAS | 122-01-0 |
| Molecular Weight (g/mol) | 175.008 |
| ChEBI | CHEBI:60716 |
| MDL Number | MFCD00000686 |
| SMILES | C1=CC(=CC=C1C(=O)Cl)Cl |
| Synonym | benzoyl chloride, 4-chloro,p-chlorobenzoyl chloride,para-chlorobenzoyl chloride,4-chlorobenzoic acid chloride,4-chlorobenzoylchloride,4-chloro benzoyl chloride,benzoylchloride, 4-chloro,benzoyl chloride, p-chloro,ccris 8935,pcboc |
| IUPAC Name | 4-chlorobenzoyl chloride |
| InChI Key | RKIDDEGICSMIJA-UHFFFAOYSA-N |
| Molecular Formula | C7H4Cl2O |
Nordihydroguaiaretic acid, 97%
CAS: 500-38-9 Molecular Formula: C18H22O4 Molecular Weight (g/mol): 302.37 MDL Number: MFCD00002206 InChI Key: HCZKYJDFEPMADG-UHFFFAOYSA-N Synonym: nordihydroguaiaretic acid,ndga,dihydronorguaiaretic acid,norhydroguaiaretic acid,nordihydroguairaretic acid,norguaiaretic acid, dihydro,1,2-benzenediol, 4,4'-2,3-dimethyl-1,4-butanediyl bis,dinorguaiaretic acid, dihydro,4,4'-2,3-dimethyltetramethylene dipyrocatechol,2,3-bis 3,4-dihydroxyphenylmethyl butane PubChem CID: 4534 ChEBI: CHEBI:7625 IUPAC Name: 4-[4-(3,4-dihydroxyphenyl)-2,3-dimethylbutyl]benzene-1,2-diol SMILES: CC(CC1=CC(=C(C=C1)O)O)C(C)CC2=CC(=C(C=C2)O)O
| PubChem CID | 4534 |
|---|---|
| CAS | 500-38-9 |
| Molecular Weight (g/mol) | 302.37 |
| ChEBI | CHEBI:7625 |
| MDL Number | MFCD00002206 |
| SMILES | CC(CC1=CC(=C(C=C1)O)O)C(C)CC2=CC(=C(C=C2)O)O |
| Synonym | nordihydroguaiaretic acid,ndga,dihydronorguaiaretic acid,norhydroguaiaretic acid,nordihydroguairaretic acid,norguaiaretic acid, dihydro,1,2-benzenediol, 4,4'-2,3-dimethyl-1,4-butanediyl bis,dinorguaiaretic acid, dihydro,4,4'-2,3-dimethyltetramethylene dipyrocatechol,2,3-bis 3,4-dihydroxyphenylmethyl butane |
| IUPAC Name | 4-[4-(3,4-dihydroxyphenyl)-2,3-dimethylbutyl]benzene-1,2-diol |
| InChI Key | HCZKYJDFEPMADG-UHFFFAOYSA-N |
| Molecular Formula | C18H22O4 |
Phenyl 1-Hydroxy-2-naphthoate 98.0+%, TCI America™
CAS: 132-54-7 Molecular Formula: C17H12O3 Molecular Weight (g/mol): 264.28 MDL Number: MFCD00014310 InChI Key: QHDYIMWKSCJTIM-UHFFFAOYSA-N Synonym: phenyl 1-hydroxy-2-naphthoate,1-hydroxy-2-naphthoic acid phenyl ester,2-naphthalenecarboxylic acid, 1-hydroxy-, phenyl ester,phenyl 1-hydroxy-2-naphthalenecarboxylate,unii-0749hk9b6b,phenyl-1-hydroxy-2-naphthate,phenyl-1-hydroxy-2-naphthoate,1-hydroxy-2-naphthalenecarboxylic acid phenyl ester,aon phenyl ester,1-hydroxy-2-naphthoic PubChem CID: 67236 IUPAC Name: phenyl 1-hydroxynaphthalene-2-carboxylate SMILES: C1=CC=C(C=C1)OC(=O)C2=C(C3=CC=CC=C3C=C2)O
| PubChem CID | 67236 |
|---|---|
| CAS | 132-54-7 |
| Molecular Weight (g/mol) | 264.28 |
| MDL Number | MFCD00014310 |
| SMILES | C1=CC=C(C=C1)OC(=O)C2=C(C3=CC=CC=C3C=C2)O |
| Synonym | phenyl 1-hydroxy-2-naphthoate,1-hydroxy-2-naphthoic acid phenyl ester,2-naphthalenecarboxylic acid, 1-hydroxy-, phenyl ester,phenyl 1-hydroxy-2-naphthalenecarboxylate,unii-0749hk9b6b,phenyl-1-hydroxy-2-naphthate,phenyl-1-hydroxy-2-naphthoate,1-hydroxy-2-naphthalenecarboxylic acid phenyl ester,aon phenyl ester,1-hydroxy-2-naphthoic |
| IUPAC Name | phenyl 1-hydroxynaphthalene-2-carboxylate |
| InChI Key | QHDYIMWKSCJTIM-UHFFFAOYSA-N |
| Molecular Formula | C17H12O3 |
2-Fluorobenzaldehyde, 97%
CAS: 446-52-6 Molecular Formula: C7H5FO Molecular Weight (g/mol): 124.11 MDL Number: MFCD00003302 InChI Key: ZWDVQMVZZYIAHO-UHFFFAOYSA-N Synonym: o-fluorobenzaldehyde,benzaldehyde, 2-fluoro,benzaldehyde, o-fluoro,unii-7zx20dxb9z,2-fluor-benzaldehyd,2-fluoro-benzaldehyde,benzaldehyde, fluoro,ortho-fluorobenzaldehyde,7zx20dxb9z,fluorobenzaldehyde PubChem CID: 67970 IUPAC Name: 2-fluorobenzaldehyde SMILES: C1=CC=C(C(=C1)C=O)F
| PubChem CID | 67970 |
|---|---|
| CAS | 446-52-6 |
| Molecular Weight (g/mol) | 124.11 |
| MDL Number | MFCD00003302 |
| SMILES | C1=CC=C(C(=C1)C=O)F |
| Synonym | o-fluorobenzaldehyde,benzaldehyde, 2-fluoro,benzaldehyde, o-fluoro,unii-7zx20dxb9z,2-fluor-benzaldehyd,2-fluoro-benzaldehyde,benzaldehyde, fluoro,ortho-fluorobenzaldehyde,7zx20dxb9z,fluorobenzaldehyde |
| IUPAC Name | 2-fluorobenzaldehyde |
| InChI Key | ZWDVQMVZZYIAHO-UHFFFAOYSA-N |
| Molecular Formula | C7H5FO |
Resveratrol from Synthetic, ≥98%, MP Biomedicals™
CAS: 501-36-0 Molecular Formula: C14H12O3 Molecular Weight (g/mol): 228.247 MDL Number: MFCD00133799 InChI Key: LUKBXSAWLPMMSZ-OWOJBTEDSA-N Synonym: resveratrol,trans-resveratrol,3,4',5-trihydroxystilbene,3,5,4'-trihydroxystilbene,e-resveratrol,3,4',5-stilbenetriol,e-5-4-hydroxystyryl benzene-1,3-diol,resvida,3,4',5-trihydroxy-trans-stilbene,5-e-2-4-hydroxyphenyl ethenyl benzene-1,3-diol PubChem CID: 445154 ChEBI: CHEBI:45713 IUPAC Name: 5-[(E)-2-(4-hydroxyphenyl)ethenyl]benzene-1,3-diol SMILES: C1=CC(=CC=C1C=CC2=CC(=CC(=C2)O)O)O
| PubChem CID | 445154 |
|---|---|
| CAS | 501-36-0 |
| Molecular Weight (g/mol) | 228.247 |
| ChEBI | CHEBI:45713 |
| MDL Number | MFCD00133799 |
| SMILES | C1=CC(=CC=C1C=CC2=CC(=CC(=C2)O)O)O |
| Synonym | resveratrol,trans-resveratrol,3,4',5-trihydroxystilbene,3,5,4'-trihydroxystilbene,e-resveratrol,3,4',5-stilbenetriol,e-5-4-hydroxystyryl benzene-1,3-diol,resvida,3,4',5-trihydroxy-trans-stilbene,5-e-2-4-hydroxyphenyl ethenyl benzene-1,3-diol |
| IUPAC Name | 5-[(E)-2-(4-hydroxyphenyl)ethenyl]benzene-1,3-diol |
| InChI Key | LUKBXSAWLPMMSZ-OWOJBTEDSA-N |
| Molecular Formula | C14H12O3 |
2-Phenylphenol, 99+%
CAS: 90-43-7 Molecular Formula: C12H10O Molecular Weight (g/mol): 170.21 MDL Number: MFCD00002208 InChI Key: LLEMOWNGBBNAJR-UHFFFAOYSA-N Synonym: 2-hydroxybiphenyl,o-phenylphenol,biphenyl-2-ol,2-biphenylol,o-hydroxybiphenyl,2-hydroxydiphenyl,o-hydroxydiphenyl,phenylphenol,biphenylol,1,1'-biphenyl-2-ol PubChem CID: 7017 ChEBI: CHEBI:17043 SMILES: OC1=CC=CC=C1C1=CC=CC=C1
| PubChem CID | 7017 |
|---|---|
| CAS | 90-43-7 |
| Molecular Weight (g/mol) | 170.21 |
| ChEBI | CHEBI:17043 |
| MDL Number | MFCD00002208 |
| SMILES | OC1=CC=CC=C1C1=CC=CC=C1 |
| Synonym | 2-hydroxybiphenyl,o-phenylphenol,biphenyl-2-ol,2-biphenylol,o-hydroxybiphenyl,2-hydroxydiphenyl,o-hydroxydiphenyl,phenylphenol,biphenylol,1,1'-biphenyl-2-ol |
| InChI Key | LLEMOWNGBBNAJR-UHFFFAOYSA-N |
| Molecular Formula | C12H10O |
m-Cresol, 99%
CAS: 108-39-4 Molecular Formula: C7H8O Molecular Weight (g/mol): 108.14 MDL Number: MFCD00002302 InChI Key: RLSSMJSEOOYNOY-UHFFFAOYSA-N Synonym: m-cresol,metacresol,meta-cresol,phenol, 3-methyl,3-hydroxytoluene,m-methylphenol,3-cresol,m-kresol,m-oxytoluene,m-toluol PubChem CID: 342 ChEBI: CHEBI:17231 IUPAC Name: 3-methylphenol SMILES: CC1=CC(=CC=C1)O
| PubChem CID | 342 |
|---|---|
| CAS | 108-39-4 |
| Molecular Weight (g/mol) | 108.14 |
| ChEBI | CHEBI:17231 |
| MDL Number | MFCD00002302 |
| SMILES | CC1=CC(=CC=C1)O |
| Synonym | m-cresol,metacresol,meta-cresol,phenol, 3-methyl,3-hydroxytoluene,m-methylphenol,3-cresol,m-kresol,m-oxytoluene,m-toluol |
| IUPAC Name | 3-methylphenol |
| InChI Key | RLSSMJSEOOYNOY-UHFFFAOYSA-N |
| Molecular Formula | C7H8O |
2-Bromoaniline, 98%
CAS: 615-36-1 Molecular Formula: C6H6BrN Molecular Weight (g/mol): 172.025 MDL Number: MFCD00007632 InChI Key: AOPBDRUWRLBSDB-UHFFFAOYSA-N Synonym: o-bromoaniline,benzenamine, 2-bromo,o-aminobromobenzene,aniline, o-bromo,2-bromobenzenamine,bromoaniline 2-,2-bromo aniline,2-bromophenylamine,benzenamine,2-bromo,2-bromioaniline PubChem CID: 11992 IUPAC Name: 2-bromoaniline SMILES: C1=CC=C(C(=C1)N)Br
| PubChem CID | 11992 |
|---|---|
| CAS | 615-36-1 |
| Molecular Weight (g/mol) | 172.025 |
| MDL Number | MFCD00007632 |
| SMILES | C1=CC=C(C(=C1)N)Br |
| Synonym | o-bromoaniline,benzenamine, 2-bromo,o-aminobromobenzene,aniline, o-bromo,2-bromobenzenamine,bromoaniline 2-,2-bromo aniline,2-bromophenylamine,benzenamine,2-bromo,2-bromioaniline |
| IUPAC Name | 2-bromoaniline |
| InChI Key | AOPBDRUWRLBSDB-UHFFFAOYSA-N |
| Molecular Formula | C6H6BrN |
Sodium tetrakis(4-fluorophenyl)borate dihydrate, 98%
CAS: 207683-22-5 Molecular Formula: C24H20BF4NaO2 Molecular Weight (g/mol): 450.215 MDL Number: MFCD00149598 InChI Key: MSDGDEJOIBMWJD-UHFFFAOYSA-N Synonym: sodium tetrakis 4-fluorophenyl borate dihydrate,cesibor,tetrakis 4-fluorophenyl boron sodium,sodium tetrakis 4-fluorophenyl boranuide dihydrate,sodium tetrakis 4-fluorophenyl borate dihydrate nt,sodium tetrakis 4-fluorophenyl borate dihydrate, selectophore tm PubChem CID: 45073643 IUPAC Name: sodium;tetrakis(4-fluorophenyl)boranuide;dihydrate SMILES: [B-](C1=CC=C(C=C1)F)(C2=CC=C(C=C2)F)(C3=CC=C(C=C3)F)C4=CC=C(C=C4)F.O.O.[Na+]
| PubChem CID | 45073643 |
|---|---|
| CAS | 207683-22-5 |
| Molecular Weight (g/mol) | 450.215 |
| MDL Number | MFCD00149598 |
| SMILES | [B-](C1=CC=C(C=C1)F)(C2=CC=C(C=C2)F)(C3=CC=C(C=C3)F)C4=CC=C(C=C4)F.O.O.[Na+] |
| Synonym | sodium tetrakis 4-fluorophenyl borate dihydrate,cesibor,tetrakis 4-fluorophenyl boron sodium,sodium tetrakis 4-fluorophenyl boranuide dihydrate,sodium tetrakis 4-fluorophenyl borate dihydrate nt,sodium tetrakis 4-fluorophenyl borate dihydrate, selectophore tm |
| IUPAC Name | sodium;tetrakis(4-fluorophenyl)boranuide;dihydrate |
| InChI Key | MSDGDEJOIBMWJD-UHFFFAOYSA-N |
| Molecular Formula | C24H20BF4NaO2 |
Methyltriphenoxyphosphonium iodide, 95%
CAS: 17579-99-6 Molecular Formula: C19H18IO3P Molecular Weight (g/mol): 452.22 MDL Number: MFCD00011911 InChI Key: VKTOBGBZBCELGC-UHFFFAOYSA-M Synonym: methyltriphenoxyphosphonium iodide,methyltriphenoxyphosphanium iodide,acmc-20ake2,triphenyl phosphite methoiodide,methyl triphenoxyphosphonium iodide,methyl triphenoxy phosphanium iodide,methyltriphenoxyphosphorus 1+ iodide,phosphorus 1+ ,methyltriphenoxy-, iodide 1:1 , t-4 PubChem CID: 2735090 IUPAC Name: methyl(triphenoxy)phosphanium;iodide SMILES: C[P+](OC1=CC=CC=C1)(OC2=CC=CC=C2)OC3=CC=CC=C3.[I-]
| PubChem CID | 2735090 |
|---|---|
| CAS | 17579-99-6 |
| Molecular Weight (g/mol) | 452.22 |
| MDL Number | MFCD00011911 |
| SMILES | C[P+](OC1=CC=CC=C1)(OC2=CC=CC=C2)OC3=CC=CC=C3.[I-] |
| Synonym | methyltriphenoxyphosphonium iodide,methyltriphenoxyphosphanium iodide,acmc-20ake2,triphenyl phosphite methoiodide,methyl triphenoxyphosphonium iodide,methyl triphenoxy phosphanium iodide,methyltriphenoxyphosphorus 1+ iodide,phosphorus 1+ ,methyltriphenoxy-, iodide 1:1 , t-4 |
| IUPAC Name | methyl(triphenoxy)phosphanium;iodide |
| InChI Key | VKTOBGBZBCELGC-UHFFFAOYSA-M |
| Molecular Formula | C19H18IO3P |
Styrene (stabilized with TBC) 99.0+%, TCI America™
CAS: 100-42-5 Molecular Formula: C8H8 Molecular Weight (g/mol): 104.15 MDL Number: MFCD00008612,MFCD00084450 InChI Key: PPBRXRYQALVLMV-UHFFFAOYSA-N Synonym: ethenylbenzene,phenylethylene,vinylbenzene,styrol,benzene, ethenyl,cinnamene,phenylethene,monomer,phenethylene,styrolene PubChem CID: 7501 ChEBI: CHEBI:27452 IUPAC Name: ethenylbenzene SMILES: C=CC1=CC=CC=C1
| PubChem CID | 7501 |
|---|---|
| CAS | 100-42-5 |
| Molecular Weight (g/mol) | 104.15 |
| ChEBI | CHEBI:27452 |
| MDL Number | MFCD00008612,MFCD00084450 |
| SMILES | C=CC1=CC=CC=C1 |
| Synonym | ethenylbenzene,phenylethylene,vinylbenzene,styrol,benzene, ethenyl,cinnamene,phenylethene,monomer,phenethylene,styrolene |
| IUPAC Name | ethenylbenzene |
| InChI Key | PPBRXRYQALVLMV-UHFFFAOYSA-N |
| Molecular Formula | C8H8 |
O-Acetylsalicylic acid, 99%
CAS: 50-78-2 Molecular Formula: C9H8O4 Molecular Weight (g/mol): 180.16 MDL Number: MFCD00002430 InChI Key: BSYNRYMUTXBXSQ-UHFFFAOYSA-N Synonym: aspirin,acetylsalicylic acid,2-acetoxybenzoic acid,2-acetyloxy benzoic acid,acetylsalicylate,o-acetylsalicylic acid,o-acetoxybenzoic acid,acylpyrin,polopiryna,easprin PubChem CID: 2244 ChEBI: CHEBI:15365 IUPAC Name: 2-acetyloxybenzoic acid SMILES: CC(=O)OC1=CC=CC=C1C(O)=O
| PubChem CID | 2244 |
|---|---|
| CAS | 50-78-2 |
| Molecular Weight (g/mol) | 180.16 |
| ChEBI | CHEBI:15365 |
| MDL Number | MFCD00002430 |
| SMILES | CC(=O)OC1=CC=CC=C1C(O)=O |
| Synonym | aspirin,acetylsalicylic acid,2-acetoxybenzoic acid,2-acetyloxy benzoic acid,acetylsalicylate,o-acetylsalicylic acid,o-acetoxybenzoic acid,acylpyrin,polopiryna,easprin |
| IUPAC Name | 2-acetyloxybenzoic acid |
| InChI Key | BSYNRYMUTXBXSQ-UHFFFAOYSA-N |
| Molecular Formula | C9H8O4 |