Vinylogous acids

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

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

7-Chloro-6-nitro-4(3H)-quinazolinone, 97%, Thermo Scientific™

CAS: 53449-14-2 Molecular Formula: C₈H₄ClN₃O₃ Molecular Weight (g/mol): 225.59 InChI Key: URDYTQYZXZKBQT-UHFFFAOYSA-N Synonym: 7-chloro-6-nitroquinazolin-4 3h-one,7-chloro-4-hydroxy-6-nitroquinazoline,7-chloro-6-nitro-4-hydroxyquinazoline,6-nitro-7-chloro-4-hydroxyquinazoline,7-chloro-6-nitroquinazolin-4-ol,7-chloro-6-nitroquinazolin-4-one,7-chloro-6-nitro-quinazolin-4-one,7-chloro-6-nitro-3h-quinazolin-4-one,4 1h-quinazolinone, 7-chloro-6-nitro,7-chloro-6-nitro-3,4-dihydroquinazolin-4-one PubChem CID: 12441237 IUPAC Name: 7-chloro-6-nitro-1H-quinazolin-4-one SMILES: C1=C2C(=CC(=C1[N+](=O)[O-])Cl)NC=NC2=O

5-Phenyl-1H-pyrazole-4-carboxylic acid, 97%

CAS: 5504-65-4 Molecular Formula: C10H8N2O2 Molecular Weight (g/mol): 188.19 MDL Number: MFCD06798067,MFCD03834501 InChI Key: LGTJKUYVFSBOMC-UHFFFAOYSA-N Synonym: 3-phenyl-1h-pyrazole-4-carboxylic acid,3-phenylpyrazole-4-carboxylic acid,3-phenyl-2h-pyrazole-4-carboxylic acid,5-phenylpyrazole-4-carboxylic acid PubChem CID: 4138562 IUPAC Name: 5-phenyl-1H-pyrazole-4-carboxylic acid SMILES: OC(=O)C1=C(NN=C1)C1=CC=CC=C1

5-Hydroxy-4H-chromen-4-one, 95%, Thermo Scientific™

CAS: 3952-69-0 Molecular Formula: C9H6O3 Molecular Weight (g/mol): 162.144 MDL Number: MFCD00100605 InChI Key: CJMXMDVAKVSKFI-UHFFFAOYSA-N Synonym: 5-hydroxy-4h-chromen-4-one,5-hydroxychromone,5-hydroxy-4h-1-benzopyran-4-one,5-hydroxy-chromen-4-one,4h-1-benzopyran-4-one,5-hydroxy PubChem CID: 5479462 IUPAC Name: 5-hydroxychromen-4-one SMILES: C1=CC2=C(C(=O)C=CO2)C(=C1)O

1H-Indole-7-carboxylic acid, 90%, Thermo Scientific™

Ethyl 2-aminothiophene-3-carboxylate, 97%

CAS: 31891-06-2 Molecular Formula: C7H9NO2S Molecular Weight (g/mol): 171.214 MDL Number: MFCD01566303 InChI Key: MKJQYFVTEPGXIE-UHFFFAOYSA-N Synonym: 2-amino-thiophene-3-carboxylic acid ethyl ester,2-aminothiophene-3-carboxylic acid ethyl ester,ethyl2-aminothiophene-3-carboxylate,2-amino-3-ethoxycarbonylthiophene,ethyl 2-amino-3-thiophenecarboxylate,2-aminothiophene-3-carboxylate,3-thiophenecarboxylic acid, 2-amino-, ethyl ester,pubchem22914,acmc-209hpg,ethyl 2-amino-3-thenoate PubChem CID: 1988156 IUPAC Name: ethyl 2-aminothiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC=C1)N

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

Khellin, MP Biomedicals

CAS: 82-02-0 Molecular Formula: C14H12O5 Molecular Weight (g/mol): 260.245 InChI Key: HSMPDPBYAYSOBC-UHFFFAOYSA-N Synonym: khellin,visammin,amicardine,methafrone,coronin,amikellin,ammipuran,ammivisnagen,benecardin,corafurone PubChem CID: 3828 ChEBI: CHEBI:6133 IUPAC Name: 4,9-dimethoxy-7-methylfuro[3,2-g]chromen-5-one SMILES: CC1=CC(=O)C2=C(C3=C(C(=C2O1)OC)OC=C3)OC

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.

Methyle3-hydroxybenzo[b]thiophene-2-carboxylate, 97%, Thermo Scientific™

CAS: 13134-76-4 Molecular Formula: C10H8O3S Molecular Weight (g/mol): 208.23 MDL Number: MFCD00067732 InChI Key: JVUOTPTULVZUTL-KTKRTIGZSA-N Synonym: methyl 3-hydroxybenzo b thiophene-2-carboxylate,methyl 3-hydroxybenzo b thiophene-3-carboxylate,2-hydroxy methoxy methylidene-1-benzothiophen-3-one,2z-2-hydroxy methoxy methylidene-1-benzothiophen-3-one,benzo b thiophene-2-carboxylicacid, 3-hydroxy-, methyl ester,benzo b thiophene-2-carboxylic acid, 3-hydroxy-, methyl ester,maybridge4_000295,methyl 3-hydroxy-benzothiophene2-carboxylate PubChem CID: 83165 SMILES: CO\C(O)=C1/SC2=CC=CC=C2C1=O

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

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

Methyl 4,5-dibromo-3-hydroxythiophene-2-carboxylate, 97%, Thermo Scientific Chemicals

CAS: 96232-71-2 Molecular Formula: C6H4Br2O3S Molecular Weight (g/mol): 315.96 MDL Number: MFCD00052082 InChI Key: YZPNGCXFJCPJSV-XQRVVYSFSA-N Synonym: methyl4,5-dibromo-3-hydroxythiophene-2-carboxylate,4,5-dibromo-3-hydroxythiophene-2-carboxylic acid methyl ester,2z-4,5-dibromo-2-hydroxy methoxy methylidene thiophen-3-one,acmc-20akgp,maybridge1_003706,methyl 4,5-dibromo-3-hydroxy-2-thiophenecarboxylate,4,5-dibromo-2-hydroxy methoxy methylidene thiophen-3-one,methyl 4,5-dibromo-3-hydroxythiophene-2-carboxylat,2-thiophenecarboxylicacid,4,5-dibromo-3-hydroxy-,methyl ester,2e-4,5-dibromo-2-hydroxy methoxy methylidene thiophen-3-one PubChem CID: 2777613 IUPAC Name: methyl 4,5-dibromo-3-hydroxythiophene-2-carboxylate SMILES: CO\C(O)=C1/SC(Br)=C(Br)C1=O

3-Amino-1H-pyrazole-4-carboxylic acid, 95%, Thermo Scientific Chemicals

CAS: 41680-34-6 Molecular Formula: C4H5N3O2 Molecular Weight (g/mol): 127.103 MDL Number: MFCD00005239 InChI Key: KMRVTZLKQPFHFS-UHFFFAOYSA-N Synonym: 3-amino-1h-pyrazole-4-carboxylic acid,3-aminopyrazole-4-carboxylic acid,3-amino-4-pyrazolecarboxylic acid,3-amino-4-carboxypyrazole,1h-pyrazole-4-carboxylic acid, 3-amino,4-pyrazolecarboxylic acid, 3-amino,pyrazole-4-carboxylic acid, 3-amino,3-aminopyrazole-4-carboxylicacid,3-amino-4-pyrazole carboxylic acid,5-aminopyrazole-4-carboxylic acid PubChem CID: 96774 IUPAC Name: 5-amino-1H-pyrazole-4-carboxylic acid SMILES: C1=NNC(=C1C(=O)O)N