Vinylogous acids

4-Aminoantipyrine, 98%

CAS: 83-07-8 Molecular Formula: C₁₁H₁₃N₃O Molecular Weight (g/mol): 203.25 MDL Number: MFCD00003145 InChI Key: RLFWWDJHLFCNIJ-UHFFFAOYSA-N Synonym: 4-aminoantipyrine,ampyrone,metapirazone,aminoantipyrine,solvapyrin-a,aminoazophene,4-aminophenazone,4-aminoantipyrene,aminoantipyrin,solnapyrin-a PubChem CID: 2151 ChEBI: CHEBI:59026 IUPAC Name: 4-amino-1,5-dimethyl-2-phenylpyrazol-3-one SMILES: CC1=C(C(=O)N(N1C)C2=CC=CC=C2)N

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Ethyl 3-ethoxyacrylate, 98%

CAS: 1001-26-9 Molecular Formula: C7H12O3 Molecular Weight (g/mol): 144.17 MDL Number: MFCD00009863 InChI Key: ITQFPVUDTFABDH-AATRIKPKSA-N Synonym: ethyl 3-ethoxyacrylate,e-ethyl 3-ethoxyacrylate,ethyl 3-ethoxy-2-propenoate,ethyl trans-3-ethoxyacrylate,ethyl .beta.-ethoxyacrylate,3-ethoxyacrylic acid ethyl ester,ethyl 2e-3-ethoxyprop-2-enoate,e-3-ethoxy-acrylic acid ethyl ester,ethyl3-ethoxyacrylate,ethyl 3-ethoxypropenoate PubChem CID: 5366269 IUPAC Name: ethyl (E)-3-ethoxyprop-2-enoate SMILES: CCOC=CC(=O)OCC

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

Thermo Scientific Chemicals Khellin, 95%

CAS: 82-02-0 Molecular Formula: C14H12O5 Molecular Weight (g/mol): 260.25 InChI Key: HSMPDPBYAYSOBC-UHFFFAOYSA-N IUPAC Name: 4,9-dimethoxy-7-methyl-5H-furo[3,2-g]chromen-5-one SMILES: COC1=C2OC=CC2=C(OC)C2=C1OC(C)=CC2=O

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

Antipyrine, 98%

CAS: 60-80-0 Molecular Formula: C11H12N2O Molecular Weight (g/mol): 188.23 MDL Number: MFCD00003146 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

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

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

4-Aminoantipyrine, 97%

CAS: 83-07-8 Molecular Formula: C11H13N3O Molecular Weight (g/mol): 203.245 MDL Number: MFCD00003145 InChI Key: RLFWWDJHLFCNIJ-UHFFFAOYSA-N Synonym: 4-aminoantipyrine,ampyrone,metapirazone,aminoantipyrine,solvapyrin-a,aminoazophene,4-aminophenazone,4-aminoantipyrene,aminoantipyrin,solnapyrin-a PubChem CID: 2151 ChEBI: CHEBI:59026 IUPAC Name: 4-amino-1,5-dimethyl-2-phenylpyrazol-3-one SMILES: CC1=C(C(=O)N(N1C)C2=CC=CC=C2)N

7-Deazahypoxanthine, 97%

CAS: 3680-71-5 Molecular Formula: C6H5N3O Molecular Weight (g/mol): 135.13 MDL Number: MFCD08445809 InChI Key: FBMZEITWVNHWJW-UHFFFAOYSA-N Synonym: 7h-pyrrolo 2,3-d pyrimidin-4-ol,pyrrolo 2,3-d pyrimidin-4-ol,7-deazahypoxanthine,3h-pyrrolo 2,3-d pyrimidin-4 7h-one,4-hydroxypyrrolo 2,3-d pyrimidine,4-hydroxypyrrolopyrimidine,1h-pyrrolo 2,3-d pyrimidin-4 7h-one,3,7-dihydro-4h-pyrrolo 2,3-d pyrimidin-4-one,pyrrolo 2,3-d pyrimidin-4-one PubChem CID: 96194 IUPAC Name: 1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one SMILES: O=C1N=CNC2=C1C=CN2

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.

Ethyl 1H-pyrazole-4-carboxylate, 98%

CAS: 37622-90-5 Molecular Formula: C6H8N2O2 Molecular Weight (g/mol): 140.142 MDL Number: MFCD00010844 InChI Key: KACZQOKEFKFNDB-UHFFFAOYSA-N PubChem CID: 142179 IUPAC Name: ethyl 1H-pyrazole-4-carboxylate SMILES: CCOC(=O)C1=CNN=C1

Ethyl (E)-2-cyano-3-ethoxycrotonate, 98%

CAS: 932750-29-3 Molecular Formula: C9H13NO3 Molecular Weight (g/mol): 183.207 MDL Number: MFCD01743485 InChI Key: YKXFOGAYPIPTKF-BQYQJAHWSA-N Synonym: ethyl 2e-2-cyano-3-ethoxybut-2-enoate,ethyl e-2-cyano-3-ethoxycrotonate,ethyl 2-cyano-3-ethoxybut-2-enoate,2-butenoic acid, 2-cyano-3-ethoxy-, ethyl ester,ethyl e-2-cyano-3-ethoxybut-2-enoate,e-ethyl 2-cyano-3-ethoxybut-2-enoate,ethyl e-2-cyano-3-ethoxy-2-butenoate,e-2-cyano-3-ethoxycrotonic acid ethyl ester,e-2-cyano-3-ethoxy-2-butenoic acid ethyl ester PubChem CID: 6387109 IUPAC Name: ethyl (E)-2-cyano-3-ethoxybut-2-enoate SMILES: CCOC(=C(C#N)C(=O)OCC)C

Ethyl 2-amino-4-(4-pyridyl)thiophene-3-carboxylate, 97%, Thermo Scientific Chemicals

CAS: 117516-88-8 Molecular Formula: C12H12N2O2S Molecular Weight (g/mol): 248.3 MDL Number: MFCD01922021 InChI Key: LKLAPQXKZAVVPT-UHFFFAOYSA-N Synonym: ethyl 2-amino-4-4-pyridinyl-3-thiophenecarboxylate,ethyl 2-amino-4-pyridin-4-yl thiophene-3-carboxylate,ethyl 2-amino-4-4-pyridyl thiophene-3-carboxylate,2-amino-4-pyridin-4-yl-thiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-4-4-pyridinyl-, ethyl ester,2-amino-4-4-pyridyl thiophene-3-carboxylic acid ethyl ester,acmc-20mn8d,cbmicro_021712,ethyl 2-azanyl-4-pyridin-4-yl-thiophene-3-carboxylate,2-amino-4-pyridin-4-yl-3-thiophenecarboxylic acid ethyl ester PubChem CID: 874726 IUPAC Name: ethyl 2-amino-4-pyridin-4-ylthiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC=C1C2=CC=NC=C2)N

Methyl 2-amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate, 98%

CAS: 108354-78-5 Molecular Formula: C10H13NO2S Molecular Weight (g/mol): 211.279 MDL Number: MFCD00130099 InChI Key: DKYYKIHEIOOWRB-UHFFFAOYSA-N Synonym: methyl 2-amino-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylate,2-amino-4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid methyl ester,2-amino-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylic acid methyl ester,2-amino-4,5,6,7-tetrahydro-benzo b thiophene-3,cbmicro_029799,methyl 2-azanyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate,methyl-2-amino-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylate,2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid methyl ester,methyl 2-amino-4, 5, 6, 7-tetrahydro-1-benzothiophene-3-carboxylate,methyl 2-amino-4,5,6,7-tetrahydro-1-benzo b thiophene-3-carboxylate PubChem CID: 2756552 IUPAC Name: methyl 2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate SMILES: COC(=O)C1=C(SC2=C1CCCC2)N

Ethyl 4-bromo-3-ethoxy-2-butenoate, tech. 90%, stab. with sodium carbonate

CAS: 1116-50-3 Molecular Formula: C8H13BrO3 Molecular Weight (g/mol): 237.09 MDL Number: MFCD00051757 InChI Key: FYYMWILFRUUBCX-UHFFFAOYSA-N Synonym: ethyl 4-bromo-3-ethoxybut-2-enoate,ethyl 4-bromo-3-ethoxy-2-butenoate,ethyl 2e-4-bromo-3-ethoxybut-2-enoate,ethyl e-4-bromo-3-ethoxybut-2-enoate PubChem CID: 6376123 SMILES: CCOC(=O)C=C(CBr)OCC