Vinylogous acids
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
4-Hydroxy-3,6-dimethyl-2-pyrone, 97%
CAS: 5192-62-1 Molecular Formula: C7H8O3 Molecular Weight (g/mol): 140.138 MDL Number: MFCD00090424 InChI Key: VVBIGJOVPZMWGU-UHFFFAOYSA-N Synonym: 4-hydroxy-3,6-dimethyl-2h-pyran-2-one,3,6-dimethyl-4-hydroxy-2-pyrone,chembl51918,2h-pyran-2-one, 4-hydroxy-3,6-dimethyl,2-hydroxy-3,6-dimethylpyran-4-one,hdmpo,2-hydroxy-3,6-dimethyl-4h-pyran-4-one,acmc-20amh7,methyl triacetic lactone,4-hydroxy-3,6-dimethyl-2-pyrone PubChem CID: 54690337 IUPAC Name: 4-hydroxy-3,6-dimethylpyran-2-one SMILES: CC1=CC(=C(C(=O)O1)C)O
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
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
Hypoxanthine, 99.5%
CAS: 68-94-0 Molecular Formula: C5H4N4O Molecular Weight (g/mol): 136.11 MDL Number: MFCD00005725 InChI Key: FDGQSTZJBFJUBT-UHFFFAOYSA-N Synonym: hypoxanthine,6-hydroxypurine,9h-purin-6-ol,sarkin,6-oxopurine,sarcine,sarkine,3h-purin-6-ol,7h-purin-6-ol,purin-6 1h-one PubChem CID: 790 ChEBI: CHEBI:17368 SMILES: O=C1N=CNC2=C1NC=N2
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
Hypoxanthine, 99%
CAS: 68-94-0 Molecular Formula: C5H4N4O Molecular Weight (g/mol): 136.11 MDL Number: MFCD00005725 InChI Key: FDGQSTZJBFJUBT-UHFFFAOYSA-N Synonym: hypoxanthine,6-hydroxypurine,9h-purin-6-ol,sarkin,6-oxopurine,sarcine,sarkine,3h-purin-6-ol,7h-purin-6-ol,purin-6 1h-one PubChem CID: 790 ChEBI: CHEBI:17368 IUPAC Name: 3,7-dihydropurin-6-one SMILES: O=C1N=CNC2=C1NC=N2
Methyl pyrrole-3-carboxylate, 97%
CAS: 2703-17-5 Molecular Formula: C6H7NO2 Molecular Weight (g/mol): 125.127 MDL Number: MFCD00967074 InChI Key: WLBNVSIQCFHAQB-UHFFFAOYSA-N Synonym: methyl pyrrole-3-carboxylate,1h-pyrrole-3-carboxylic acid methyl ester,1h-pyrrole-3-carboxylic acid, methyl ester,methyl 3-pyrrolecarboxylate,3-methoxycarbonyl-1h-pyrrole,pubchem22507,acmc-1cmqn,methylpyrrole-3-carboxylate,4,5-methoxy-carbonylpyrrole,methyl pyrrole 3-carboxylate PubChem CID: 12361759 IUPAC Name: methyl 1H-pyrrole-3-carboxylate SMILES: COC(=O)C1=CNC=C1
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
3,4-Dihydroxy-3-cyclobutene-1,2-dione, 98+%
CAS: 2892-51-5 Molecular Formula: C4H2O4 Molecular Weight (g/mol): 114.056 MDL Number: MFCD00001334 InChI Key: PWEBUXCTKOWPCW-UHFFFAOYSA-N Synonym: squaric acid,3,4-dihydroxy-3-cyclobutene-1,2-dione,quadratic acid,3-cyclobutene-1,2-dione, 3,4-dihydroxy,quadratsaeure,cyclobutenedione, dihydroxy,1,2-diketo-3,4-dihydroxycyclobutene,dihydroxycyclobutenedione,unii-svr9d0vodw,dihydroxycyclobut-3-ene-1,2-dione PubChem CID: 17913 ChEBI: CHEBI:52141 IUPAC Name: 3,4-dihydroxycyclobut-3-ene-1,2-dione SMILES: C1(=C(C(=O)C1=O)O)O
![Dibenzo[B,E]Thiepin-11(6H)-one, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™](https://assets.fishersci.com/TFS-Assets/CCG/Sigma-Aldrich/product-images/BP114.jpg-250.jpg)
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.
Indole-7-carboxylic acid, 97%
CAS: 1670-83-3 Molecular Formula: C9H7NO2 Molecular Weight (g/mol): 161.16 MDL Number: MFCD00210442 InChI Key: IPDOBVFESNNYEE-UHFFFAOYSA-N Synonym: indole-7-carboxylic acid,7-indolecarboxylic acid,indole-7-carboxylicacid,zlchem 444,pubchem2475,7-carboxyindole,acmc-209dvl,indole-7-carboxlic acid,indole 7-carboxylic acid,1h-indole-7-carboxylicacid PubChem CID: 74281 IUPAC Name: 1H-indole-7-carboxylic acid SMILES: C1=CC2=C(C(=C1)C(=O)O)NC=C2
N-Methylisatoic anhydride, tech. 90%
CAS: 10328-92-4 Molecular Formula: C9H7NO3 Molecular Weight (g/mol): 177.159 MDL Number: MFCD00006815 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-amino-4-methylthiophene-3-carboxylate, 98+%
CAS: 43088-42-2 Molecular Formula: C8H11NO2S Molecular Weight (g/mol): 185.241 MDL Number: MFCD00051669 InChI Key: ILYCZKOBLRJJSW-UHFFFAOYSA-N Synonym: 2-amino-4-methylthiophene-3-carboxylic acid ethyl ester,2-amino-4-methyl-thiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-4-methyl-, ethyl ester,ethyl2-amino-4-methylthiophene-3-carboxylate,ethyl 2-amino-4-methyl-3-thiophenecarboxylate,acmc-20a9ux,maybridge1_003755,2-amino-4-methyl-3-ethoxycarbonyl-thiophene,ethyl 2-amino4-methylthiophene-3-carboxylate,2-amino-3-ethoxycarbonyl-4-methylthiophene PubChem CID: 521132 IUPAC Name: ethyl 2-amino-4-methylthiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC=C1C)N