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Vinylogous acids

Organic compounds that contain one or more hydroxyl groups indirectly attached to a carbonyl group via an intervening vinyl functional group (-C=C-; also known as carbon - carbon double bond).
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1 – 15 of 163 results
1

4-Aminoantipyrine, ≥98.0%, MilliporeSigma™ Supelco™

MDL Number: MFCD00003145 Synonym: 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one; Ampyrone

MDL Number MFCD00003145
Synonym 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one; Ampyrone
2

3,5-Dimethyl-1H-pyrazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 113808-86-9 Molecular Formula: C6H8N2O2 Molecular Weight (g/mol): 140.142 MDL Number: MFCD00159642 InChI Key: IOOWDXMXZBYKLR-UHFFFAOYSA-N Synonym: 3,5-dimethylpyrazole-4-carboxylic acid,1h-pyrazole-4-carboxylic acid, 3,5-dimethyl,1h-pyrazole-4-carboxylicacid, 3,5-dimethyl,3,5-dimethyl-1h-pyrazole-4-carboxylicacid,acmc-20a7j9,pyrazole carboxylic acid 1,ksc173i7f,3,5-dimethylpyrazole-4-carboxylic,3,5-dimethylpyrazole-4-carboxylicacid,1h-pyrazole-4-carboxylicacid,3,5-dimethyl PubChem CID: 2776164 IUPAC Name: 3,5-dimethyl-1H-pyrazole-4-carboxylic acid SMILES: CC1=C(C(=NN1)C)C(=O)O

PubChem CID 2776164
CAS 113808-86-9
Molecular Weight (g/mol) 140.142
MDL Number MFCD00159642
SMILES CC1=C(C(=NN1)C)C(=O)O
Synonym 3,5-dimethylpyrazole-4-carboxylic acid,1h-pyrazole-4-carboxylic acid, 3,5-dimethyl,1h-pyrazole-4-carboxylicacid, 3,5-dimethyl,3,5-dimethyl-1h-pyrazole-4-carboxylicacid,acmc-20a7j9,pyrazole carboxylic acid 1,ksc173i7f,3,5-dimethylpyrazole-4-carboxylic,3,5-dimethylpyrazole-4-carboxylicacid,1h-pyrazole-4-carboxylicacid,3,5-dimethyl
IUPAC Name 3,5-dimethyl-1H-pyrazole-4-carboxylic acid
InChI Key IOOWDXMXZBYKLR-UHFFFAOYSA-N
Molecular Formula C6H8N2O2
3

1-Methyl-5-phenyl-1H-pyrazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 105994-75-0 Molecular Formula: C11H10N2O2 Molecular Weight (g/mol): 202.213 MDL Number: MFCD04038957 InChI Key: MXGOKNNGBUOAGF-UHFFFAOYSA-N Synonym: 1-methyl-5-phenyl-1h-pyrazole-4-carboxylic acid,1h-pyrazole-4-carboxylicacid, 1-methyl-5-phenyl,acmc-1c8ot,1h-pyrazole-4-carboxylic acid, 1-methyl-5-phenyl,1ff PubChem CID: 2795474 IUPAC Name: 1-methyl-5-phenylpyrazole-4-carboxylic acid SMILES: CN1C(=C(C=N1)C(=O)O)C2=CC=CC=C2

PubChem CID 2795474
CAS 105994-75-0
Molecular Weight (g/mol) 202.213
MDL Number MFCD04038957
SMILES CN1C(=C(C=N1)C(=O)O)C2=CC=CC=C2
Synonym 1-methyl-5-phenyl-1h-pyrazole-4-carboxylic acid,1h-pyrazole-4-carboxylicacid, 1-methyl-5-phenyl,acmc-1c8ot,1h-pyrazole-4-carboxylic acid, 1-methyl-5-phenyl,1ff
IUPAC Name 1-methyl-5-phenylpyrazole-4-carboxylic acid
InChI Key MXGOKNNGBUOAGF-UHFFFAOYSA-N
Molecular Formula C11H10N2O2
4

1,3,5-Trimethyl-1H-pyrazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 1125-29-7 Molecular Formula: C7H10N2O2 Molecular Weight (g/mol): 154.17 MDL Number: MFCD00159648 InChI Key: NOIOGQJFLIPRBI-UHFFFAOYSA-N Synonym: 1,3,5-trimethyl-1h-pyrazole-4-carboxylic acid,trimethyl-1h-pyrazole-4-carboxylic acid,trimethylpyrazole-4-carboxylic acid,1,3,5-trimethyl-4-pyrazolecarboxylic acid,1h-pyrazole-4-carboxylic acid, 1,3,5-trimethyl,akos pao-0337,rarechem al be 0403,art-chem-bb b006363,cambridge id 5264152,1,3,5-trimethyl-1h-pyrazol-4-carboxylic acid PubChem CID: 736514 IUPAC Name: 1,3,5-trimethylpyrazole-4-carboxylic acid SMILES: CN1N=C(C)C(C(O)=O)=C1C

PubChem CID 736514
CAS 1125-29-7
Molecular Weight (g/mol) 154.17
MDL Number MFCD00159648
SMILES CN1N=C(C)C(C(O)=O)=C1C
Synonym 1,3,5-trimethyl-1h-pyrazole-4-carboxylic acid,trimethyl-1h-pyrazole-4-carboxylic acid,trimethylpyrazole-4-carboxylic acid,1,3,5-trimethyl-4-pyrazolecarboxylic acid,1h-pyrazole-4-carboxylic acid, 1,3,5-trimethyl,akos pao-0337,rarechem al be 0403,art-chem-bb b006363,cambridge id 5264152,1,3,5-trimethyl-1h-pyrazol-4-carboxylic acid
IUPAC Name 1,3,5-trimethylpyrazole-4-carboxylic acid
InChI Key NOIOGQJFLIPRBI-UHFFFAOYSA-N
Molecular Formula C7H10N2O2
5

Dorzolamide Impurity B, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

6

Dibenzo[B,E]Thiepin-11(6H)-one, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

7

Croconic acid, 98%

CAS: 488-86-8 Molecular Formula: C5H2O5 Molecular Weight (g/mol): 142.066 MDL Number: MFCD00181389 InChI Key: RBSLJAJQOVYTRQ-UHFFFAOYSA-N Synonym: croconic acid,crocic acid,4,5-dihydroxy-4-cyclopentene-1,2,3-trione,unii-6hgy35uxaa,6hgy35uxaa,4-cyclopentene-1,2,3-trione, 4,5-dihydroxy,croconicacid,4,5-dihydroxy-4-cyclopentene-1,2,3-trione # PubChem CID: 546874 IUPAC Name: 4,5-dihydroxycyclopent-4-ene-1,2,3-trione SMILES: C1(=C(C(=O)C(=O)C1=O)O)O

PubChem CID 546874
CAS 488-86-8
Molecular Weight (g/mol) 142.066
MDL Number MFCD00181389
SMILES C1(=C(C(=O)C(=O)C1=O)O)O
Synonym croconic acid,crocic acid,4,5-dihydroxy-4-cyclopentene-1,2,3-trione,unii-6hgy35uxaa,6hgy35uxaa,4-cyclopentene-1,2,3-trione, 4,5-dihydroxy,croconicacid,4,5-dihydroxy-4-cyclopentene-1,2,3-trione #
IUPAC Name 4,5-dihydroxycyclopent-4-ene-1,2,3-trione
InChI Key RBSLJAJQOVYTRQ-UHFFFAOYSA-N
Molecular Formula C5H2O5
8

Isatoic anhydride, 97%

CAS: 118-48-9 Molecular Formula: C8H5NO3 Molecular Weight (g/mol): 163.13 MDL Number: MFCD00006700 InChI Key: TXJUTRJFNRYTHH-UHFFFAOYSA-N Synonym: isatoic anhydride,2h-3,1-benzoxazine-2,4 1h-dione,1h-benzo d 1,3 oxazine-2,4-dione,isatoic acid anhydride,4h-3,1-benzoxazine-2,4 1h-dione,isato acid anhydride,n-carboxyanthranilic anhydride,unii-r8tfa74y4u,3,1-benzoxazine-2,4 1h-dione,anthranilic acid, n-carboxy-, cyclic anhydride PubChem CID: 8359 SMILES: O=C1NC2=CC=CC=C2C(=O)O1

PubChem CID 8359
CAS 118-48-9
Molecular Weight (g/mol) 163.13
MDL Number MFCD00006700
SMILES O=C1NC2=CC=CC=C2C(=O)O1
Synonym isatoic anhydride,2h-3,1-benzoxazine-2,4 1h-dione,1h-benzo d 1,3 oxazine-2,4-dione,isatoic acid anhydride,4h-3,1-benzoxazine-2,4 1h-dione,isato acid anhydride,n-carboxyanthranilic anhydride,unii-r8tfa74y4u,3,1-benzoxazine-2,4 1h-dione,anthranilic acid, n-carboxy-, cyclic anhydride
InChI Key TXJUTRJFNRYTHH-UHFFFAOYSA-N
Molecular Formula C8H5NO3
9

1H-Pyrazole-4-carboxylic acid, 97%

CAS: 37718-11-9 Molecular Formula: C4H4N2O2 Molecular Weight (g/mol): 112.088 MDL Number: MFCD00011558 InChI Key: IMBBXSASDSZJSX-UHFFFAOYSA-N Synonym: 4-pyrazolecarboxylic acid,4-carboxypyrazole,pyrazole-4-carboxylic acid,unii-4xjz84gv8e,1h-pyrazole-4-carboxylicacid,4-carboxy-1h-pyrazole,4xjz84gv8e,pyrazole-4-carboxylic,pubchem13293,pubchem22749 PubChem CID: 3015937 IUPAC Name: 1H-pyrazole-4-carboxylic acid SMILES: C1=C(C=NN1)C(=O)O

PubChem CID 3015937
CAS 37718-11-9
Molecular Weight (g/mol) 112.088
MDL Number MFCD00011558
SMILES C1=C(C=NN1)C(=O)O
Synonym 4-pyrazolecarboxylic acid,4-carboxypyrazole,pyrazole-4-carboxylic acid,unii-4xjz84gv8e,1h-pyrazole-4-carboxylicacid,4-carboxy-1h-pyrazole,4xjz84gv8e,pyrazole-4-carboxylic,pubchem13293,pubchem22749
IUPAC Name 1H-pyrazole-4-carboxylic acid
InChI Key IMBBXSASDSZJSX-UHFFFAOYSA-N
Molecular Formula C4H4N2O2
10

Allopurinol Impurity D, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

11

Croconic acid disodium salt, 97%

CAS: 14379-00-1 Molecular Formula: C5Na2O5 Molecular Weight (g/mol): 186.03 MDL Number: MFCD00191954 InChI Key: OQXLFPHHAAAVKQ-UHFFFAOYSA-L Synonym: croconic acid disodium salt,croconic acid, disodium salt,disodium trioxocyclopent-1-ene-1,2-bis olate,sodium 3,4,5-trioxocyclopent-1-ene-1,2-bis olate,4,5-dihydroxy-4-cyclopentene-1,2,3-trione disodium salt PubChem CID: 12120285 IUPAC Name: disodium;3,4,5-trioxocyclopentene-1,2-diolate SMILES: [Na+].[Na+].[O-]C1=C([O-])C(=O)C(=O)C1=O

PubChem CID 12120285
CAS 14379-00-1
Molecular Weight (g/mol) 186.03
MDL Number MFCD00191954
SMILES [Na+].[Na+].[O-]C1=C([O-])C(=O)C(=O)C1=O
Synonym croconic acid disodium salt,croconic acid, disodium salt,disodium trioxocyclopent-1-ene-1,2-bis olate,sodium 3,4,5-trioxocyclopent-1-ene-1,2-bis olate,4,5-dihydroxy-4-cyclopentene-1,2,3-trione disodium salt
IUPAC Name disodium;3,4,5-trioxocyclopentene-1,2-diolate
InChI Key OQXLFPHHAAAVKQ-UHFFFAOYSA-L
Molecular Formula C5Na2O5
12

7-Deazaguanine, 97%, Thermo Scientific™

CAS: 7355-55-7 Molecular Formula: C6H6N4O Molecular Weight (g/mol): 150.14 MDL Number: MFCD09033259 InChI Key: OLAFFPNXVJANFR-UHFFFAOYSA-N Synonym: 7-deazaguanine,2-amino-3,7-dihydropyrrolo 2,3-d pyrimidin-4-one,2-amino-7h-pyrrolo 2,3-d pyrimidin-4-ol,2-amino-4-hydroxypyrrolo 2,3-d pyrimidine,2-amino-3h-pyrrolo 2,3-d pyrimidin-4 7h-one,unii-gpl8t5zo3m,2-amino-3,7-dihydro-pyrrolo 2,3-d pyrimidin-4-one,gpl8t5zo3m,2-amino-1h-pyrrolo 2,3-d pyrimidin-4-ol,2-amino-1h-pyrrolo 2,3-d pyrimidin-4 7h-one PubChem CID: 96253 IUPAC Name: 2-amino-1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one SMILES: NC1=NC(=O)C2=C(NC=C2)N1

PubChem CID 96253
CAS 7355-55-7
Molecular Weight (g/mol) 150.14
MDL Number MFCD09033259
SMILES NC1=NC(=O)C2=C(NC=C2)N1
Synonym 7-deazaguanine,2-amino-3,7-dihydropyrrolo 2,3-d pyrimidin-4-one,2-amino-7h-pyrrolo 2,3-d pyrimidin-4-ol,2-amino-4-hydroxypyrrolo 2,3-d pyrimidine,2-amino-3h-pyrrolo 2,3-d pyrimidin-4 7h-one,unii-gpl8t5zo3m,2-amino-3,7-dihydro-pyrrolo 2,3-d pyrimidin-4-one,gpl8t5zo3m,2-amino-1h-pyrrolo 2,3-d pyrimidin-4-ol,2-amino-1h-pyrrolo 2,3-d pyrimidin-4 7h-one
IUPAC Name 2-amino-1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one
InChI Key OLAFFPNXVJANFR-UHFFFAOYSA-N
Molecular Formula C6H6N4O
13

Methyl 2-aminothiophene-3-carboxylate, 97%

CAS: 4651-81-4 Molecular Formula: C6H7NO2S Molecular Weight (g/mol): 157.19 MDL Number: MFCD00159547 InChI Key: DGGJQLCAYQCPDD-UHFFFAOYSA-N Synonym: methyl 2-amino-3-thenoate,methyl 2-amino-3-thiophenecarboxylate,2-amino-3-methoxycarbonylthiophene,methyl2-aminothiophene-3-carboxylate,2-amino-thiophene-3-carboxylic acid methyl ester,3-thiophenecarboxylic acid, 2-amino-, methyl ester,zlchem 402,pubchem5551,maybridge1_003714,2-amino-thiophene-3-carboxylicacidmethylester PubChem CID: 78381 IUPAC Name: methyl 2-aminothiophene-3-carboxylate SMILES: COC(=O)C1=C(N)SC=C1

PubChem CID 78381
CAS 4651-81-4
Molecular Weight (g/mol) 157.19
MDL Number MFCD00159547
SMILES COC(=O)C1=C(N)SC=C1
Synonym methyl 2-amino-3-thenoate,methyl 2-amino-3-thiophenecarboxylate,2-amino-3-methoxycarbonylthiophene,methyl2-aminothiophene-3-carboxylate,2-amino-thiophene-3-carboxylic acid methyl ester,3-thiophenecarboxylic acid, 2-amino-, methyl ester,zlchem 402,pubchem5551,maybridge1_003714,2-amino-thiophene-3-carboxylicacidmethylester
IUPAC Name methyl 2-aminothiophene-3-carboxylate
InChI Key DGGJQLCAYQCPDD-UHFFFAOYSA-N
Molecular Formula C6H7NO2S
14

Ethyl 2-amino-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate, 96%

CAS: 4815-29-6 Molecular Formula: C10H13NO2S Molecular Weight (g/mol): 211.28 MDL Number: MFCD00102063 InChI Key: BOJXCJDYZJSPMZ-UHFFFAOYSA-N Synonym: ethyl 2-amino-5,6-dihydro-4h-cyclopenta b thiophene-3-carboxylate,2-amino-5,6-dihydro-4h-cyclopenta b thiophene-3-carboxylic acid ethyl ester,ethyl 2-amino-4h,5h,6h-cyclopenta b thiophene-3-carboxylate,ethyl 2-aminocyclopenta b thiophene-3-carboxylate,ethyl 2-amino-5,6-dihydro-4h-cyclopenta b-thiophene-3-carboxylate,4h-cyclopenta b thiophene-3-carboxylic acid, 2-amino-5,6-dihydro-, ethyl ester,ethyl 2-amino-4,5,6-trihydrocyclopenta 1,2-b thiophene-3-carboxylate,enamine_004067,ethyl 2-aminocyclopentathiophene-3-carboxylate PubChem CID: 264105 IUPAC Name: ethyl 2-amino-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(N)SC2=C1CCC2

PubChem CID 264105
CAS 4815-29-6
Molecular Weight (g/mol) 211.28
MDL Number MFCD00102063
SMILES CCOC(=O)C1=C(N)SC2=C1CCC2
Synonym ethyl 2-amino-5,6-dihydro-4h-cyclopenta b thiophene-3-carboxylate,2-amino-5,6-dihydro-4h-cyclopenta b thiophene-3-carboxylic acid ethyl ester,ethyl 2-amino-4h,5h,6h-cyclopenta b thiophene-3-carboxylate,ethyl 2-aminocyclopenta b thiophene-3-carboxylate,ethyl 2-amino-5,6-dihydro-4h-cyclopenta b-thiophene-3-carboxylate,4h-cyclopenta b thiophene-3-carboxylic acid, 2-amino-5,6-dihydro-, ethyl ester,ethyl 2-amino-4,5,6-trihydrocyclopenta 1,2-b thiophene-3-carboxylate,enamine_004067,ethyl 2-aminocyclopentathiophene-3-carboxylate
IUPAC Name ethyl 2-amino-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
InChI Key BOJXCJDYZJSPMZ-UHFFFAOYSA-N
Molecular Formula C10H13NO2S
15

4-Hydroxy-6-methyl-2-pyrone, 98%

CAS: 675-10-5 Molecular Formula: C6H6O3 Molecular Weight (g/mol): 126.11 MDL Number: MFCD00006641,MFCD18820248 InChI Key: OOKCZXGEYPSNIM-UHFFFAOYSA-N Synonym: 4-hydroxy-6-methyl-2-pyrone,2-hydroxy-6-methyl-4h-pyran-4-one,4-hydroxy-6-methyl-2h-pyran-2-one,triacetic acid lactone,triacetate lactone,2h-pyran-2-one, 4-hydroxy-6-methyl,6-methyl-4-hydroxypyron-2,unii-s1s883s4ee,6-methyl-4-hydroxy-2-pyrone,ccris 3600 PubChem CID: 54675757 ChEBI: CHEBI:16458 IUPAC Name: 4-hydroxy-6-methylpyran-2-one SMILES: CC1=CC(=O)C=C(O)O1

PubChem CID 54675757
CAS 675-10-5
Molecular Weight (g/mol) 126.11
ChEBI CHEBI:16458
MDL Number MFCD00006641,MFCD18820248
SMILES CC1=CC(=O)C=C(O)O1
Synonym 4-hydroxy-6-methyl-2-pyrone,2-hydroxy-6-methyl-4h-pyran-4-one,4-hydroxy-6-methyl-2h-pyran-2-one,triacetic acid lactone,triacetate lactone,2h-pyran-2-one, 4-hydroxy-6-methyl,6-methyl-4-hydroxypyron-2,unii-s1s883s4ee,6-methyl-4-hydroxy-2-pyrone,ccris 3600
IUPAC Name 4-hydroxy-6-methylpyran-2-one
InChI Key OOKCZXGEYPSNIM-UHFFFAOYSA-N
Molecular Formula C6H6O3