Vinylogous acids

Thermo Scientific Chemicals 4-Ethoxymethylene-2-phenyl-2-oxazolin-5-one, 97%, Thermo Scientific™

N-Methylisatoic Anhydride (Tech.), 90%, Thermo Scientific™

CAS: 10328-92-4 Molecular Formula: C9H7NO3 Molecular Weight (g/mol): 177.159 InChI Key: KJMRWDHBVCNLTQ-UHFFFAOYSA-N Synonym: n-methylisatoic anhydride,1-methyl-1h-benzo d 1,3 oxazine-2,4-dione,n-methyl ia,1-methyl-2h-3,1-benzoxazine-2,4 1h-dione,2h-3,1-benzoxazine-2,4 1h-dione, 1-methyl,n-methyl-n-carboxyanthranilic anhydride,methyl-n-carboxyanthranilic anhydride,1-methylbenzo d 1,3-oxazine-2,4-dione,n-methyl isotoic anhydride,1-methyl-2,4-dihydro-1h-3,1-benzoxazine-2,4-dione PubChem CID: 25160 ChEBI: CHEBI:59054 IUPAC Name: 1-methyl-3,1-benzoxazine-2,4-dione SMILES: CN1C2=CC=CC=C2C(=O)OC1=O

Ethyl 2-aminocyclopenta[b]thiophene-3-carboxylate 99+%, Thermo Scientific™

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-4H,5H,6H-cyclopenta[b]thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(N)SC2=C1CCC2

Ethyl indole-3-carboxylate, 97%, Thermo Scientific™

CAS: 776-41-0 Molecular Formula: C11H11NO2 Molecular Weight (g/mol): 189.214 MDL Number: MFCD00228454 InChI Key: XOUHVMVYFOXTMN-UHFFFAOYSA-N Synonym: ethyl indole-3-carboxylate,indole-3-carboxylic acid ethyl ester,1h-indole-3-carboxylic acid ethyl ester,1h-indole-3-carboxylic acid, ethyl ester,indole3carboxylicacidethylester,pubchem7352,lindole-3-ethyl formate,3-ethoxycarbonyl indole,ksc644o3d,3-indolecarboxylicacidethylester PubChem CID: 247965 IUPAC Name: ethyl 1H-indole-3-carboxylate SMILES: CCOC(=O)C1=CNC2=CC=CC=C21

LiChropur™ Diethyl ethoxymethylenemalonate, ≥98.0% (GC), MilliporeSigma™ Supelco™

MDL Number: MFCD00009148 Synonym: DEEMM; Ethoxymethylenemalonic acid diethyl ester

Ethyl 2-amino-4-(2-furyl)thiophene-3-carboxylate, 97%, Thermo Scientific™

CAS: 256506-99-7 Molecular Formula: C11H11NO3S Molecular Weight (g/mol): 237.27 MDL Number: MFCD00126394 InChI Key: JMLBJOYPNPOBKV-UHFFFAOYSA-N Synonym: ethyl 2-amino-4-2-furyl thiophene-3-carboxylate,ethyl 2-amino-4-furan-2-yl thiophene-3-carboxylate,3-thiophenecarboxylicacid, 2-amino-4-2-furanyl-, ethyl ester,ethyl 2-amino-4-2-furyl-3-thiophenecarboxylate,ethyl 2-azanyl-4-furan-2-yl thiophene-3-carboxylate,2-amino-4-2-furanyl-3-thiophenecarboxylic acid ethyl ester,2-amino-4-furan-2-yl-thiophene-3-carboxylic acid ethyl ester PubChem CID: 736628 IUPAC Name: ethyl 2-amino-4-(furan-2-yl)thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(N)SC=C1C1=CC=CO1

Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 95%, Thermo Scientific™

CAS: 25940-35-6 Molecular Formula: C7H5N3O2 Molecular Weight (g/mol): 163.14 MDL Number: MFCD01975194 InChI Key: HNYVPKNVKSTVJO-UHFFFAOYSA-N Synonym: pyrazolo 1,5-a pyrimidine-3-carboxylic acid,pyrazolo 1,5-a pyrimidine-3-carboxylicacid,3-carboxypyrazolo 1,5-a pyrimidine,8-hydropyrazolo 1,5-a pyrimidine-3-carboxylic acid,pubchem20936,acmc-1cbw6,3-pyrazolo 1,5-a pyrimidinecarboxylic acid PubChem CID: 1910189 IUPAC Name: pyrazolo[1,5-a]pyrimidine-3-carboxylic acid SMILES: OC(=O)C1=C2N=CC=CN2N=C1

Ethyl 2-amino-4-(4-cyanophenyl)thiophene-3-carboxylate, 97%, Thermo Scientific™

CAS: 1639250-62-6 Molecular Formula: C14H12N2O2S Molecular Weight (g/mol): 272.322 MDL Number: MFCD22988975 InChI Key: LVXVESIWKPHHIJ-UHFFFAOYSA-N Synonym: ethyl 2-amino-4-4-cyanophenyl thiophene-3-carboxylate PubChem CID: 98000536 IUPAC Name: ethyl 2-amino-4-(4-cyanophenyl)thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC=C1C2=CC=C(C=C2)C#N)N

MP Biomedicals, Inc Antipyrine, MP Biomedicals

CAS: 60-80-0 Molecular Formula: C11H12N2O Molecular Weight (g/mol): 188.23 InChI Key: VEQOALNAAJBPNY-UHFFFAOYSA-N Synonym: antipyrine,phenazone,antipyrin,phenazon,analgesine,anodynine,anodynin,azophen,fenazone,2,3-dimethyl-1-phenyl-5-pyrazolone PubChem CID: 2206 ChEBI: CHEBI:31225 IUPAC Name: 1,5-dimethyl-2-phenylpyrazol-3-one SMILES: CC1=CC(=O)N(N1C)C2=CC=CC=C2

Ethyl 2-amino-4-biphenylylthiophene-3-carboxylate, 97%, Thermo Scientific™

CAS: 307343-50-6 Molecular Formula: C19H17NO2S Molecular Weight (g/mol): 323.41 MDL Number: MFCD01912029 InChI Key: GGRXYEXAHRYAIO-UHFFFAOYSA-N Synonym: ethyl 2-amino-4-1,1'-biphenyl-4-yl-3-thiophenecarboxylate,ethyl 2-amino-4-4-phenylphenyl thiophene-3-carboxylate,ethyl 2-amino-4-1,1-biphenyl-4-yl-3-thiophenecarboxylate,ethyl 2-amino-4-1,1'-biphenyl-4-yl thiophene-3-carboxylate,ethyl 2-amino-4-biphenyl-4-yl thiophene-3-carboxylate,3-thiophenecarboxylicacid, 2-amino-4-1,1'-biphenyl-4-yl-, ethyl ester,cbmicro_001199,ethyl 2-amino-4-biphenylylthiophene-3-carboxylate PubChem CID: 722488 IUPAC Name: ethyl 2-amino-4-(4-phenylphenyl)thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(N)SC=C1C1=CC=C(C=C1)C1=CC=CC=C1

Ethyl 2-amino-1-cyclopentene-1-carboxylate, 99%, Thermo Scientific™

Methyl trans-3-methoxyacrylate 95%, Thermo Scientific™

CAS: 5788-17-0 Molecular Formula: C5H8O3 Molecular Weight (g/mol): 116.116 InChI Key: AUTCCPQKLPMHDN-ONEGZZNKSA-N Synonym: methyl 3-methoxyacrylate,methyl trans-3-methoxyacrylate,methyl 2e-3-methoxyprop-2-enoate,e-methyl 3-methoxyacrylate,3-methoxyacrylic acid methyl ester,methyl-3-methoxyacrylate,2-propenoic acid, 3-methoxy-, methyl ester, 2e,methyl trans-3-methoxy acrylate,e-methyl-3-methoxyacrylate,methyl-trans-3-methoxyacrylate PubChem CID: 5323651 IUPAC Name: methyl (E)-3-methoxyprop-2-enoate SMILES: COC=CC(=O)OC

Avantor J.T.Baker 4-Aminoantipyrine, BAKER™, J.T. Baker™

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

4-Aminoantipyrine 97.0+%, TCI America™