Thiophene carboxylic acids
4,5-Dibromthiophen-2-Carbonsäure, 98 %, Thermo Scientific™
CAS: 6324-10-3 MDL-Nummer: MFCD00039682
4,5,6,7-Tetrahydro-benzo[c]thiophen-1-carbonsäure, 97 %, Thermo Scientific™
CAS: 6435-75-2 Summenformel: C9H10O2S Molekulargewicht (g/mol): 182.24 MDL-Nummer: MFCD03086149 InChI-Schlüssel: ZBNTUDLPJCXPNF-UHFFFAOYSA-N Synonym: 4,5,6,7-tetrahydro-2-benzo b thiophene-1-carboxylic acid, benzo c thiophene-1-carboxylicacid, 4,5,6,7-tetrahydro, 4,5,6,7-tetrahydrobenzo 2,1-c thiophenecarboxylic acid, 1-carboxy-4,5,6,7-tetrahydrobenzo c thiophene, 4,5,6,7-tetrahydro-benzo c thiophene-1-carboxylic acid, 4,5,6,7-tetrahydrobenzo c thiophene-1-carboxylic acid PubChem CID: 299400 IUPAC-Name: 4,5,6,7-Tetrahydro-2-Benzothiophen-1-Carbonsäure SMILES: OC(=O)C1=C2CCCCC2=CS1
3-Bromthiophen-2-carbonsäure, 97 %, Thermo Scientific Chemicals
CAS: 7311-64-0 Summenformel: C5H3BrO2S Molekulargewicht (g/mol): 207.041 MDL-Nummer: MFCD00052291 InChI-Schlüssel: VQQLWBUTTMNMFT-UHFFFAOYSA-N Synonym: bromo-thiophene-2-carboxylic acid, ksc494c9j, pubchem10096, bromothiophenecarboxylic, 3-bromothiophene-2-carboxylicacid, maybridge1_007344, 3-bromo-thiophene-2-carboxylic acid, 2-thiophenecarboxylic acid, 3-bromo, 3-bromo-2-thenoic acid, 3-bromo-2-thiophenecarboxylic acid PubChem CID: 2739688 IUPAC-Name: 3-Bromthiophen-2-Carbonsäure SMILES: C1=CSC(=C1Br)C(=O)O
1,3-Dimethyl-1H-thien[2,3-c]pyrazol-5-carboxylsäure, 95 %, Thermo Scientific™
CAS: 25252-46-4 Summenformel: C8H8N2O2S Molekulargewicht (g/mol): 196.224 InChI-Schlüssel: QRANSYHQSVJLHX-UHFFFAOYSA-N Synonym: 1,3-dimethyl-1h-thieno 2,3-c-pyrazole-5-carboxylic acid, 1,3-dimethylthiopheno 3,2-d pyrazole-5-carboxylic acid, 5-carboxy-1,3-dimethyl-1h-thieno 2,3-c pyrazole, unavailable-see asdi_catno 500021541, 1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylicacid, 4fzj, 1h-thieno 2,3-c pyrazole-5-carboxylicacid, 1,3-dimethyl, 1h-thieno 2,3-c pyrazole-5-carboxylic acid, 1,3-dimethyl, 1,3-dimethylthieno 2,3-c pyrazole-5-carboxylic acid, 1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylic acid PubChem CID: 2776541 IUPAC-Name: 1,3-Dimethylthieno[2,3-c]Pyrazol-5-Carbonsäure SMILES: CC1=NN(C2=C1C=C(S2)C(=O)O)C
3-(4-Chlorphenyl)-4-cyano-5-(methylthio)thiophen-2-carboxylsäure, 97 %, Thermo Scientific™
CAS: 116525-66-7 Summenformel: C13H8ClNO2S2 Molekulargewicht (g/mol): 309.78 MDL-Nummer: MFCD00112478 InChI-Schlüssel: CCQQTQYIJRVXIU-UHFFFAOYSA-N Synonym: 3-4-chlorophenyl-4-cyano-5-methylsulfanylthiophene-2-carboxylic acid, 3-4-chlorophenyl-4-cyano-5-methylsulfanyl-thiophene-2-carboxylic acid, 3-4-chlorophenyl-4-cyano-5-methylthio-2-thiophenecarboxylic acid, acmc-1bss2, maybridge1_004446, 3-4-chlorophenyl-4-cyano-5-methylsulfanyl thiophene-2-carboxylic acid, 2-thiophenecarboxylicacid, 3-4-chlorophenyl-4-cyano-5-methylthio, 3-4-chlorophenyl-4-cyano-5-methylthio thiophene-2-carboxylic acid PubChem CID: 2735791 SMILES: CSC1=C(C#N)C(=C(S1)C(O)=O)C1=CC=C(Cl)C=C1
1-Benzothiophen-3-Carbonsäure, 97 %, Thermo Scientific™
CAS: 5381-25-9 Summenformel: C9H6O2S Molekulargewicht (g/mol): 178.205 MDL-Nummer: MFCD01846406 InChI-Schlüssel: DRBLTQNCQJXSNU-UHFFFAOYSA-N Synonym: thianaphthene-3-carboxylic acid, #, 1-benzo b thiophene-3-carboxylic acid, ksc178m8d, acmc-20a10z, pubchem13463, benzothiophene-3-carboxylicacid, benzothiophene-3-carboxylic acid, benzo b thiophene-3-carboxylic acid PubChem CID: 601280 IUPAC-Name: 1-Benzothiophen-3-Carbonsäure SMILES: C1=CC=C2C(=C1)C(=CS2)C(=O)O
5-(Methylthio)-thiophen-2-carbonsäure, 97 %, Thermo Scientific Chemicals
CAS: 20873-58-9 Summenformel: C6H6O2S2 Molekulargewicht (g/mol): 174.232 MDL-Nummer: MFCD00173742 InChI-Schlüssel: FWFWUSLBIIIIEN-UHFFFAOYSA-N Synonym: 5-methylthio-2-thiophenecarboxylic acid, 5-methylmercaptothiophene-2-carboxylic, cambridge id 5103856, d04ngc, maybridge1_007717, 5-methylthiothiophene-2-carboxylic acid, 2-thiophenecarboxylicacid, 5-methylthio, 2-thiophenecarboxylic acid, 5-methylthio, 5-methylsulfanyl thiophene-2-carboxylic acid, 5-methylthio thiophene-2-carboxylic acid PubChem CID: 714372 IUPAC-Name: 5-Methylsulfanylthiophen-2-Carbonsäure SMILES: CSC1=CC=C(S1)C(=O)O
5-Chlorthiophen-2-carbonsäure, 98 %, Thermo Scientific Chemicals
CAS: 24065-33-6 Summenformel: C5H3ClO2S Molekulargewicht (g/mol): 162.59 MDL-Nummer: MFCD00041426 InChI-Schlüssel: QZLSBOVWPHXCLT-UHFFFAOYSA-N Synonym: ksc204m2j, 5-18-06-00177 beilstein handbook reference, rivaroxaban related compound, acmc-209g8i, maybridge3_003717, pubchem7380, 5-chloro-2-thiophene carboxylic acid, 2-chloro-5-carboxythiophene, 2-thiophenecarboxylic acid, 5-chloro, 5-chloro-2-thiophenecarboxylic acid PubChem CID: 95048 IUPAC-Name: 5-Chlorthiophen-2-Carbonsäure SMILES: OC(=O)C1=CC=C(Cl)S1
3-Methylthiophen-2-carbonsäure, 98 %, Thermo Scientific Chemicals
CAS: 23806-24-8 Summenformel: C6H5O2S Molekulargewicht (g/mol): 141.16 MDL-Nummer: MFCD00005438 InChI-Schlüssel: IFLKEBSJTZGCJG-UHFFFAOYSA-M Synonym: acmc-1cinc, pubchem5182, 3-methyl-2-thiophenecarboxylicacid, 3-methyl-thiophene-2-carboxylic acid, 3-methyl-2-thiophenecarboxylic, 3-methyl-2-thiophene carboxylic acid, 2-carboxy-3-methylthiophene, 2-thiophenecarboxylic acid, 3-methyl, 3-methyl-2-thenoic acid, 3-methyl-2-thiophenecarboxylic acid PubChem CID: 90269 IUPAC-Name: 3-Methylthiophen-2-Carbonsäure SMILES: CC1=C(SC=C1)C([O-])=O
Benzo[b]thiophen-3-carbonsäure, 96 %, Thermo Scientific Chemicals
CAS: 5381-25-9 Summenformel: C9H6O2S Molekulargewicht (g/mol): 178.205 MDL-Nummer: MFCD01846406 InChI-Schlüssel: DRBLTQNCQJXSNU-UHFFFAOYSA-N Synonym: thianaphthene-3-carboxylic acid, #, 1-benzo b thiophene-3-carboxylic acid, ksc178m8d, acmc-20a10z, pubchem13463, benzothiophene-3-carboxylicacid, benzothiophene-3-carboxylic acid, benzo b thiophene-3-carboxylic acid PubChem CID: 601280 IUPAC-Name: 1-Benzothiophen-3-Carbonsäure SMILES: C1=CC=C2C(=C1)C(=CS2)C(=O)O
5-Phenylthiophen-2-carboxylsäure, 95 %, Thermo Scientific™
CAS: 19163-24-7 Summenformel: C11H8O2S Molekulargewicht (g/mol): 204.243 InChI-Schlüssel: QGMFBCDNJUZQBZ-UHFFFAOYSA-N Synonym: 5-phenyl-thiophene-2-carboxylic acid, 5-phenyl 2-thiophenecarboxylic acid, 2-carboxy-5-phenylthiophene, 5-phenyl-2-thenoic acid, pubchem19533, 5-phenyl-2-thiophene carboxylic acid, 2-thiophenecarboxylic acid, 5-phenyl, 5-phenyl-2-thiophenecarboxylic acid PubChem CID: 736494 IUPAC-Name: 5-Phenylthiophen-2-Carbonsäure SMILES: C1=CC=C(C=C1)C2=CC=C(S2)C(=O)O
Thiophen-2,5-dicarbonsäure, 97 %, Thermo Scientific Chemicals
CAS: 4282-31-9 Summenformel: C6H4O4S Molekulargewicht (g/mol): 172.154 MDL-Nummer: MFCD00016896 InChI-Schlüssel: YCGAZNXXGKTASZ-UHFFFAOYSA-N Synonym: thiophene-2.5-dicarboxylic acid, 2,5-thiophene-dicarboxylic acid, ksc182i5d, acmc-1aj5p, maybridge4_002021, pubchem5580, 2,5-thiophene dicarboxylic acid, unii-5q8a2g9y8a, 2,5-dicarboxythiophene, 2,5-thiophenedicarboxylic acid PubChem CID: 20273 IUPAC-Name: Thiophen-2,5-Dicarbonsäure SMILES: C1=C(SC(=C1)C(=O)O)C(=O)O
5-Bromo-4-Methoxithiophen-3-Carboxylsäure, 97 %, Thermo Scientific™
CAS: 162848-23-9 Summenformel: C6H5BrO3S Molekulargewicht (g/mol): 237.07 MDL-Nummer: MFCD00068031 InChI-Schlüssel: OMNYIQIDPSRNES-UHFFFAOYSA-N Synonym: 5-bromanyl-4-methoxy-thiophene-3-carboxylic acid, 5-bromo-4-methoxy-3-thiophenecarboxylic acid, 2-bromo-3-methoxythiophene-4-carboxylic acid, maybridge3_003417, 3-thiophenecarboxylicacid, 5-bromo-4-methoxy PubChem CID: 2778393 IUPAC-Name: 5-bromo-4-methoxythiophene-3-carboxylic acid SMILES: COC1=C(Br)SC=C1C(O)=O
3-Ethoxithiophen-2-carbonsäure, 97 %, Thermo Scientific Chemicals
CAS: 139926-23-1 Summenformel: C7H8O3S Molekulargewicht (g/mol): 172.198 MDL-Nummer: MFCD00205205 InChI-Schlüssel: FTKDCOINUAYGTC-UHFFFAOYSA-N Synonym: 2-thiophenecarboxylic acid, 3-ethoxy, 2-thiophenecarboxylicacid, 3-ethoxy, 2-thiophenecarboxylicacid,3-ethoxy, 3-ethoxy-2-thiophenecarboxylic acid, acmc-20an4i, maybridge1_003798 PubChem CID: 2777652 IUPAC-Name: 3-Ethoxithiophen-2-Carbonsäure SMILES: CCOC1=C(SC=C1)C(=O)O
5-Methylthiophen-2-carbonsäure, ≥ 98 %, Thermo Scientific Chemicals
CAS: 1918-79-2 Summenformel: C6H6O2S Molekulargewicht (g/mol): 142.172 MDL-Nummer: MFCD00005439 InChI-Schlüssel: VCNGNQLPFHVODE-UHFFFAOYSA-N Synonym: pubchem5206, 2-methyl-5-thiophenecarboxylic acid, 5-methylthiophen-2-carboxylic acid, 5-methyl-2-thiophene carboxylic acid, 5-methyl-thiophene-2-carboxylic acid, 5-methly-2-thiophenecarboxylic acid, 2-carboxy-5-methylthiophene, 2-thiophenecarboxylic acid, 5-methyl, 5-methyl-2-thenoic acid, 5-methyl-2-thiophenecarboxylic acid PubChem CID: 74713 IUPAC-Name: 5-Methylthiophen-2-Carbonsäure SMILES: CC1=CC=C(S1)C(=O)O
Thiophen-3-carbonsäure, 99 %, Thermo Scientific Chemicals
CAS: 88-13-1 Summenformel: C5H4O2S Molekulargewicht (g/mol): 128.145 MDL-Nummer: MFCD00005467 InChI-Schlüssel: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: unii-6v3012q6be, 3-thiophenoic acid, beta-thiophenecarboxylic acid, 3-carboxythiophene, 3-thiophene carboxylic acid, 3-thienylcarboxylic acid, beta-thiophenic acid, 3-thiophenezoic acid, 3-thenoic acid, 3-thiophenecarboxylic acid PubChem CID: 6918 IUPAC-Name: Thiophen-3-Carbonsäure SMILES: C1=CSC=C1C(=O)O
Thiophen-3-carbonsäure, 97 %, Thermo Scientific™
CAS: 88-13-1 Summenformel: C5H4O2S Molekulargewicht (g/mol): 128.145 MDL-Nummer: MFCD00005467 InChI-Schlüssel: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: unii-6v3012q6be, 3-thiophenoic acid, beta-thiophenecarboxylic acid, 3-carboxythiophene, 3-thiophene carboxylic acid, 3-thienylcarboxylic acid, beta-thiophenic acid, 3-thiophenezoic acid, 3-thenoic acid, 3-thiophenecarboxylic acid PubChem CID: 6918 IUPAC-Name: Thiophen-3-Carbonsäure SMILES: C1=CSC=C1C(=O)O
4-Chlorobenzo[b]thiophen-2-carboxylsäure, 97 %, Thermo Scientific Chemicals
CAS: 23967-57-9 Summenformel: C9H5ClO2S Molekulargewicht (g/mol): 212.647 MDL-Nummer: MFCD06655155 InChI-Schlüssel: IPAXPERGAMNMIJ-UHFFFAOYSA-N Synonym: 4-chloro-2-benzo b thiophenecarboxylic acid, 2-carboxy-4-chlorobenzo b thiophene, 4-chlorobenzothiophene-2-carboxylic acid, 4-chlorobenzothiophene-2-carboxylate, 4-chloro benzo b thiophene-2-carboxylic acid, benzo b thiophene-2-carboxylic acid, 4-chloro, 4-chloro-benzo b thiophene-2-carboxylic acid, 4-chlorobenzo b thiophene-2-carboxylic acid PubChem CID: 3854516 IUPAC-Name: 4-Chlor-1-Benzothiophen-2-Carbonsäure SMILES: C1=CC2=C(C=C(S2)C(=O)O)C(=C1)Cl
7-Aminothieno[2,3-b]Pyrazin-6-Carboxylsäure, ≥90 %, Thermo Scientific™
CAS: 56881-31-3 Summenformel: C7H5N3O2S Molekulargewicht (g/mol): 195.196 MDL-Nummer: MFCD08271964 InChI-Schlüssel: UJUCBOIXAMPUQL-UHFFFAOYSA-N Synonym: 7-aminothieno 2,3-b pyrazine-6-carboxylic acid mb41-1, thieno 2,3-b pyrazine-6-carboxylicacid, 7-amino, 7-aminothiopheno 3,2-b pyrazine-6-carboxylic acid, 7-aminothieno 2,3-b pyrazine-6-carboxylicacid, 7-aminothieno 2,3-b pyrazine-6-carboxylic acid PubChem CID: 12225712 IUPAC-Name: 7-Aminothieno[2,3-b]pyrazin-6-carbonsäure SMILES: C1=CN=C2C(=N1)C(=C(S2)C(=O)O)N
Thiophen-2-carbonsäure, 99 %, Thermo Scientific Chemicals
CAS: 527-72-0 Summenformel: C5H4O2S Molekulargewicht (g/mol): 128.15 MDL-Nummer: MFCD00005437 InChI-Schlüssel: QERYCTSHXKAMIS-UHFFFAOYSA-N Synonym: .alpha.-thiophenecarboxylic acid, tenoic acid, thiophene-2-carboxylate, 2-tca, alpha-thiophenecarboxylic acid, 2-thienylcarboxylic acid, 2-thiophenic acid, 2-carboxythiophene, 2-thenoic acid, 2-thiophenecarboxylic acid PubChem CID: 10700 ChEBI: CHEBI:71241 IUPAC-Name: Thiophen-2-Carbonsäure SMILES: OC(=O)C1=CC=CS1
4,5,6,7-Tetrahydrobenzo[b]thiophen-2-carbonsäure, 97 %, Thermo Scientific Chemicals
CAS: 40133-07-1 Summenformel: C9H10O2S Molekulargewicht (g/mol): 182.237 MDL-Nummer: MFCD00464469 InChI-Schlüssel: ROLXOQXKNDKXTA-UHFFFAOYSA-N Synonym: 4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic, 4,5,6,7-tetrahydrobenzo b-thiophene-2-carboxylic acid, 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylicacid, 2-carboxy-4,5,6,7-tetrahydrobenzo b thiophene, 2-carboxy-4,5,6,7-tetrahydro-1-benzothiophene, enamine_001826, acmc-1asbb, benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro, 4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylic acid PubChem CID: 2063443 IUPAC-Name: 4,5,6,7-Tetrahydro-1-Benzothiophen-2-Carbonsäure SMILES: C1CCC2=C(C1)C=C(S2)C(=O)O
Benzo[b]thiophen-2-carbonsäure, 98 %, Thermo Scientific Chemicals
CAS: 6314-28-9 Summenformel: C9H6O2S Molekulargewicht (g/mol): 178.21 MDL-Nummer: MFCD00051636 InChI-Schlüssel: DYSJMQABFPKAQM-UHFFFAOYSA-N Synonym: thianaphthene-2-carboxylicacid, thionapthene-2-carboxylic acid, unii-hlr49221fq, 2-benzo b thiophenecarboxylic acid, benzothiophene-2-carboxylic acid, tnca, thionaphthene-2-carboxylic acid, thianaphthene-2-carboxylic acid, benzo b thiophene-2-carboxylic acid PubChem CID: 95864 IUPAC-Name: 1-Benzothiophen-2-Carbonsäure SMILES: OC(=O)C1=CC2=CC=CC=C2S1
5-(4-Fluorphenyl)-thiophen-2-carbonsäure, 97 %, Thermo Scientific™
CAS: 115933-30-7 Summenformel: C11H7FO2S Molekulargewicht (g/mol): 222.233 MDL-Nummer: MFCD01316570 InChI-Schlüssel: YOFXYDVYMHOXSY-UHFFFAOYSA-N PubChem CID: 1873401 IUPAC-Name: 5-(4-Fluorphenyl)Thiophen-2-Carbonsäure SMILES: C1=CC(=CC=C1C2=CC=C(S2)C(=O)O)F
4,5,6,7-Tetrahydrobenzo[b]thiophen-2-carbonsäure, 97 %, Thermo Scientific™
CAS: 40133-07-1 InChI-Schlüssel: ROLXOQXKNDKXTA-UHFFFAOYSA-N Synonym: 4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic, 4,5,6,7-tetrahydrobenzo b-thiophene-2-carboxylic acid, 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylicacid, 2-carboxy-4,5,6,7-tetrahydrobenzo b thiophene, 2-carboxy-4,5,6,7-tetrahydro-1-benzothiophene, enamine_001826, acmc-1asbb, benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro, 4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylic acid PubChem CID: 2063443 IUPAC-Name: 4,5,6,7-Tetrahydro-1-Benzothiophen-2-Carbonsäure SMILES: C1CCC2=C(C1)C=C(S2)C(=O)O
5-Chlorthiophen-2-carboxylsäure, 98 %, Thermo Scientific™
CAS: 24065-33-6 Summenformel: C5H3ClO2S Molekulargewicht (g/mol): 162.59 MDL-Nummer: MFCD00041426 InChI-Schlüssel: QZLSBOVWPHXCLT-UHFFFAOYSA-N PubChem CID: 95048 IUPAC-Name: 5-Chlorthiophen-2-Carbonsäure SMILES: OC(=O)C1=CC=C(Cl)S1
3-(1,3-Dioxolan-2-yl)-2-thiophencarbonsäure, 97 %, Thermo Scientific™
CAS: 934570-44-2 Summenformel: C8H8O4S Molekulargewicht (g/mol): 200.21 MDL-Nummer: MFCD09702391 InChI-Schlüssel: ZODQJPSGAHBVHU-UHFFFAOYSA-N Synonym: 2-thiophenecarboxylicacid, 3-1,3-dioxolan-2-yl, 3-1,3-dioxolan-2-yl thiophene-2-carboxylicacid, 2-2-carboxythien-3-yl-1,3-dioxolane, 3-1,3-dioxolan-2-yl-2-thiophenecarboxylic acid, 3-1,3-dioxolan-2-yl thiophene-2-carboxylic acid PubChem CID: 24229593 IUPAC-Name: 3-(1,3-dioxolan-2-yl)thiophene-2-carboxylic acid SMILES: OC(=O)C1=C(C=CS1)C1OCCO1
4-Phenyl-5-(trifluormethyl)thiophol-2-carboxylsäure, 95 %, Thermo Scientific™
CAS: 208108-76-3 Summenformel: C12H7F3O2S Molekulargewicht (g/mol): 272.241 InChI-Schlüssel: GIUAGKGTDDIMHB-UHFFFAOYSA-N Synonym: 4-phenyl-5-trifluoromethyl-2-thiophene carboxylic acid, 4-phenyl-5-trifluoromethyl-thiophene-2-carboxylic acid, maybridge3_006560, 2-thiophenecarboxylicacid, 4-phenyl-5-trifluoromethyl, 2-thiophenecarboxylic acid, 4-phenyl-5-trifluoromethyl, 4-phenyl-5-trifluoromethyl-2-thiophenecarboxylic acid, 4-phenyl-5-trifluoromethyl thiophene-2-carboxylic acid PubChem CID: 2783372 IUPAC-Name: 4-Phenyl-5-(Trifluormethyl)Thiophen-2-Carbonsäure SMILES: C1=CC=C(C=C1)C2=C(SC(=C2)C(=O)O)C(F)(F)F
Thieno[2,3-b]pyrazin-6-carboxylsäure, 90 %, Thermo Scientific™
CAS: 59944-79-5 Summenformel: C7H4N2O2S Molekulargewicht (g/mol): 180.181 InChI-Schlüssel: MEHCDDSVVYRWJT-UHFFFAOYSA-N Synonym: thiopheno 2,3-b pyrazine-6-carboxylic acid, thieno 3,2-b pyrazine-6-carboxylic acid, 6-thieno 2,3-b pyrazinecarboxylic acid, thieno 2,3-b pyrazine-6-carboxylicacid, pubchem9882, thieno 2,3-b pyrazine-6-carboxylic acid PubChem CID: 7164578 IUPAC-Name: Thieno[2,3-b]Pyrazin-6-Carbonsäure SMILES: C1=CN=C2C(=N1)C=C(S2)C(=O)O