Thiophene carboxylic acids and derivatives

2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid, ≥97%, Maybridge

CAS: 260063-21-6 Molecular Formula: C7H6O4S Molecular Weight (g/mol): 186.181 MDL Number: MFCD07801102 InChI Key: DCCRIIFBJZOPAV-UHFFFAOYSA-N Synonym: 2,3-dihydrothieno 3,4-b 1,4 dioxine-5-carboxylic acid, 2,3-dihydro-thieno 3,4-b 1,4 dioxine-5-carboxylic acid, 2h,3h-thieno 3,4-b 1,4 dioxine-5-carboxylic acid, thieno 3,4-b-1,4-dioxin-5-carboxylicacid, 2,3-dihydro, 2h,3h-thiopheno 3,4-e 1,4-dioxane-5-carboxylic acid, 3,4-ethylenedioxythiophene carboxylic acid, thieno 3,4-b-1,4-dioxin-5-carboxylic acid, 2,3-dihydro PubChem CID: 6483880 IUPAC Name: 2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carboxylic acid SMILES: C1COC2=C(SC=C2O1)C(=O)O 250MG 2,3-Dihydrothieno¢3,4-b!¢1,4!dioxine-5-carboxylic acid, 97%

2-Amino-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide, 96%, Alfa Aesar™

CAS: 95211-68-0 Molecular Formula: C10H14N2OS Molecular Weight (g/mol): 210.295 MDL Number: MFCD00617279 InChI Key: LSRQCZCDBRHPHQ-UHFFFAOYSA-N Synonym: 2-amino-6-methyl-4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid amide, 2-amino-6-methyl-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxamide, benzo b thiophene-3-carboxamide,2-amino-4,5,6,7-tetrahydro-6-methyl, 1-benzothiophene-3-carboxamide, 2-amino-4,5,6,7-tetrahydro-6-methyl, asischem w76235, akos bb-8580, timtec-bb sbb007023, cbmicro_024413, art-chem-bb b006830, cambridge id 5561176 PubChem CID: 2852749 IUPAC Name: 2-amino-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide SMILES: CC1CCC2=C(C1)SC(=C2C(=O)N)N 5GR 2-Amino-6-methyl-4,5,6,7-tetrahydrobenzo¢b!thiophene-3-carboxamide, 96% 5g

5-(2-Furyl)thiophene-2-carboxylic acid, 97%, Maybridge

250MG 5-(2-Furyl)thiophene-2-carboxylic acid, 97%

2-Amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide, 96%, Alfa Aesar™

CAS: 4815-28-5 Molecular Formula: C9H12N2OS Molecular Weight (g/mol): 196.268 MDL Number: MFCD00111277 InChI Key: FFAKFORHXDNYEN-UHFFFAOYSA-N Synonym: 2-amino-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxamide, benzo b thiophene-3-carboxamide, 2-amino-4,5,6,7-tetrahydro, 2-amino-4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid amide, 2-amino-3-carboxamido-4,5,6,7-tetrahydro benzo b thiophene, benzo b thiophene-3-carboxamide,2-amino-4,5,6,7-tetrahydro, 2-amino-4,5,6,7-tetrahydrobenzothiophene-3-carboxamide, 2-amino-3-carbamoyl-4,5,6,7-tetrahydrobenzo b thiophene, 2-amino-3-carboxamido-4,5,6,7-tetrahydrobenzo b thiophene, 2-amino-4,5,6,7-tetrahydro-benzo b thiophen-3-carboxamid, 2-amino-4,5,6,7-tetrahydro-1-benzo b thiophene-3-carboxamide PubChem CID: 290223 IUPAC Name: 2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide SMILES: C1CCC2=C(C1)C(=C(S2)N)C(=O)N 1GR 2-Amino-4,5,6,7-tetrahydrobenzo¢b!thiophene-3-carboxamide, 96% 1g

Thiophene-3-carboxylic acid, 97%, Maybridge

CAS: 88-13-1 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.145 MDL Number: MFCD00005467 InChI Key: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: 3-thiophenecarboxylic acid, 3-thenoic acid, 3-thiophenezoic acid, beta-thiophenic acid, 3-thienylcarboxylic acid, 3-thiophene carboxylic acid, 3-carboxythiophene, beta-thiophenecarboxylic acid, 3-thiophenoic acid, unii-6v3012q6be PubChem CID: 6918 IUPAC Name: thiophene-3-carboxylic acid SMILES: C1=CSC=C1C(=O)O 1GR 3-Thiophenecarboxylic acid, 97%

Alfa Aesar™ 3-Methylthiophene-2-carboxylic acid, 98%

CAS: 23806-24-8 Molecular Formula: C6H6O2S Molecular Weight (g/mol): 142.172 MDL Number: MFCD00005438 InChI Key: IFLKEBSJTZGCJG-UHFFFAOYSA-N Synonym: 3-methyl-2-thiophenecarboxylic acid, 3-methyl-2-thenoic acid, 2-thiophenecarboxylic acid, 3-methyl, 2-carboxy-3-methylthiophene, 3-methyl-2-thiophene carboxylic acid, 3-methyl-2-thiophenecarboxylic, 3-methyl-thiophene-2-carboxylic acid, 3-methyl-2-thiophenecarboxylicacid, pubchem5182, acmc-1cinc PubChem CID: 90269 IUPAC Name: 3-methylthiophene-2-carboxylic acid SMILES: CC1=C(SC=C1)C(=O)O 3-METHYLTHIOPHENE-2-CARBOXYLIC ACID, 98%,100G

Alfa Aesar™ D-Gulonic acid-1,4-lactone, 98%

CAS: 6324-10-3 Molecular Formula: C5H2Br2O2S Molecular Weight (g/mol): 285.94 MDL Number: MFCD00005391 InChI Key: USFXRYVNRUMABJ-UHFFFAOYSA-N Synonym: 4,5-dibromo-2-thiophenecarboxylic acid, 4,5-dibromothenoic acid, 4,5-dibromo-thiophene-2-carboxylic acid, pubchem7747, acmc-20a4op, maybridge1_002274, 4-dimethylaminoethyl benzoate, 4,5-dibromo-2-thiophencarboxylic acid, 2,3-dibromothiophene-5-carboxylic acid, 2-thiophenecarboxylicacid, 4,5-dibromo PubChem CID: 80611 IUPAC Name: 4,5-dibromothiophene-2-carboxylic acid SMILES: C1=C(SC(=C1Br)Br)C(=O)O 5GR D-Gulonic acid-1,4-lactone, 98% 5g

Alfa Aesar™ 5-Chlorothiophene-2-carboxylic acid, 98%

CAS: 24065-33-6 Molecular Formula: C5H3ClO2S Molecular Weight (g/mol): 162.587 MDL Number: MFCD00041426 InChI Key: QZLSBOVWPHXCLT-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenecarboxylic acid, 2-thiophenecarboxylic acid, 5-chloro, 2-chloro-5-carboxythiophene, 5-chloro-2-thiophene carboxylic acid, pubchem7380, maybridge3_003717, acmc-209g8i, rivaroxaban related compound, 5-18-06-00177 beilstein handbook reference, ksc204m2j PubChem CID: 95048 IUPAC Name: 5-chlorothiophene-2-carboxylic acid SMILES: C1=C(SC(=C1)Cl)C(=O)O 5-CHLOROTHIOPHENE-2-CARBOXYLIC ACID, 98%,5G

Alfa Aesar™ Thiophene-3-carboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.145 MDL Number: MFCD00005467 InChI Key: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: 3-thiophenecarboxylic acid, 3-thenoic acid, 3-thiophenezoic acid, beta-thiophenic acid, 3-thienylcarboxylic acid, 3-thiophene carboxylic acid, 3-carboxythiophene, beta-thiophenecarboxylic acid, 3-thiophenoic acid, unii-6v3012q6be PubChem CID: 6918 IUPAC Name: thiophene-3-carboxylic acid SMILES: C1=CSC=C1C(=O)O THIOPHENE-3-CARBOXYLIC ACID, 99%,5G

3-(1,3-Dioxolan-2-yl)-2-thiophenecarboxylic acid, 97%, Maybridge

CAS: 934570-44-2 Molecular Formula: C8H8O4S Molecular Weight (g/mol): 200.208 MDL Number: MFCD09702391 InChI Key: ZODQJPSGAHBVHU-UHFFFAOYSA-N Synonym: 3-1,3-dioxolan-2-yl thiophene-2-carboxylic acid, 3-1,3-dioxolan-2-yl-2-thiophenecarboxylic acid, 2-2-carboxythien-3-yl-1,3-dioxolane, 3-1,3-dioxolan-2-yl thiophene-2-carboxylicacid, 2-thiophenecarboxylicacid, 3-1,3-dioxolan-2-yl PubChem CID: 24229593 IUPAC Name: 3-(1,3-dioxolan-2-yl)thiophene-2-carboxylic acid SMILES: C1COC(O1)C2=C(SC=C2)C(=O)O 1GR 3-(1,3-Dioxolan-2-yl)-2-thiophenecarboxylic acid, 97%

1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid, 95+%, Maybridge

CAS: 25252-46-4 Molecular Formula: C8H8N2O2S Molecular Weight (g/mol): 196.224 InChI Key: QRANSYHQSVJLHX-UHFFFAOYSA-N Synonym: 1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylic acid, 1,3-dimethylthieno 2,3-c pyrazole-5-carboxylic acid, 1h-thieno 2,3-c pyrazole-5-carboxylic acid, 1,3-dimethyl, 1h-thieno 2,3-c pyrazole-5-carboxylicacid, 1,3-dimethyl, 4fzj, 1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylicacid, unavailable-see asdi_catno 500021541, 5-carboxy-1,3-dimethyl-1h-thieno 2,3-c pyrazole, 1,3-dimethylthiopheno 3,2-d 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]pyrazole-5-carboxylic acid SMILES: CC1=NN(C2=C1C=C(S2)C(=O)O)C 250MG 1,3-Dimethyl-1H-thieno¢2,3-c!pyrazole-5-carboxylic acid, 95%

4-chlorobenzo[b]thiophene-2-carboxylic acid, 97%, ACROS Organics™

CAS: 23967-57-9 Molecular Formula: C9H5ClO2S Molecular Weight (g/mol): 212.647 InChI Key: IPAXPERGAMNMIJ-UHFFFAOYSA-N Synonym: 4-chlorobenzo b thiophene-2-carboxylic acid, 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-chlorobenzothiophene-2-carboxylate, 4-chlorobenzothiophene-2-carboxylic acid, 2-carboxy-4-chlorobenzo b thiophene, 4-chloro-2-benzo b thiophenecarboxylic acid PubChem CID: 3854516 IUPAC Name: 4-chloro-1-benzothiophene-2-carboxylic acid SMILES: C1=CC2=C(C=C(S2)C(=O)O)C(=C1)Cl 1GR 4-Chlorobenzo¢b!thiophene-2-carboxylic acid, 97%

5-(Methylthio)thiophene-2-carboxylic acid, 97%, Maybridge

CAS: 20873-58-9 Molecular Formula: C6H6O2S2 Molecular Weight (g/mol): 174.232 MDL Number: MFCD00173742 InChI Key: FWFWUSLBIIIIEN-UHFFFAOYSA-N Synonym: 5-methylthio thiophene-2-carboxylic acid, 5-methylsulfanyl thiophene-2-carboxylic acid, 2-thiophenecarboxylic acid, 5-methylthio, 2-thiophenecarboxylicacid, 5-methylthio, 5-methylthiothiophene-2-carboxylic acid, maybridge1_007717, d04ngc, cambridge id 5103856, 5-methylmercaptothiophene-2-carboxylic, 5-methylthio-2-thiophenecarboxylic acid PubChem CID: 714372 IUPAC Name: 5-methylsulfanylthiophene-2-carboxylic acid SMILES: CSC1=CC=C(S1)C(=O)O 50GR 5-(Methylthio)thiophene-2-carboxylic acid, 97%

1-Benzothiophene-3-carboxylic acid, 97%, Maybridge

CAS: 5381-25-9 Molecular Formula: C9H6O2S Molecular Weight (g/mol): 178.205 MDL Number: MFCD01846406 InChI Key: DRBLTQNCQJXSNU-UHFFFAOYSA-N Synonym: benzo b thiophene-3-carboxylic acid, benzothiophene-3-carboxylic acid, benzothiophene-3-carboxylicacid, pubchem13463, acmc-20a10z, ksc178m8d, 1-benzo b thiophene-3-carboxylic acid, #, thianaphthene-3-carboxylic acid PubChem CID: 601280 IUPAC Name: 1-benzothiophene-3-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=CS2)C(=O)O 5GR 1-Benzothiophene-3-carboxylic acid, 97%

Alfa Aesar™ 5-Bromothiophene-2-carboxylic acid, 98%

CAS: 7311-63-9 Molecular Formula: C5H3BrO2S Molecular Weight (g/mol): 207.041 MDL Number: MFCD00079725 InChI Key: COWZPSUDTMGBAT-UHFFFAOYSA-N Synonym: 5-bromo-2-thiophenecarboxylic acid, 2-thiophenecarboxylic acid, 5-bromo, 2-bromo-5-carboxythiophene, 2-bromothiophene-5-carboxylic acid, 5-bromo-thiophene-2-carboxylic acid, 5-bromothiophene-2-carboxylicacid, zlchem 973, pubchem7368, acmc-209opm, maybridge1_002056 PubChem CID: 349115 IUPAC Name: 5-bromothiophene-2-carboxylic acid SMILES: C1=C(SC(=C1)Br)C(=O)O 5-BROMOTHIOPHENE-2-CARBOXYLIC ACID, 97%,25G

5-Bromo-4-methoxythiophene-3-carboxylic acid, 97%, Maybridge

CAS: 162848-23-9 Molecular Formula: C6H5BrO3S Molecular Weight (g/mol): 237.067 MDL Number: MFCD00068031 InChI Key: OMNYIQIDPSRNES-UHFFFAOYSA-N Synonym: 3-thiophenecarboxylicacid, 5-bromo-4-methoxy, maybridge3_003417, 2-bromo-3-methoxythiophene-4-carboxylic acid, 5-bromo-4-methoxy-3-thiophenecarboxylic acid, 5-bromanyl-4-methoxy-thiophene-3-carboxylic acid PubChem CID: 2778393 IUPAC Name: 5-bromo-4-methoxythiophene-3-carboxylic acid SMILES: COC1=C(SC=C1C(=O)O)Br 1GR 5-Bromo-4-methoxythiophene-3-carboxylic acid,97%

Alfa Aesar™ 5-Carbamoylthiophene-2-boronic acid pinacol ester, 96%

CAS: 957344-92-2 Molecular Formula: C11H16BNO3S Molecular Weight (g/mol): 253.123 MDL Number: MFCD17215214 InChI Key: SQHNPVGOAXWLAM-UHFFFAOYSA-N Synonym: 5-carbamoylthiophene-2-boronic acid pinacol ester, 5-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl thiophene-2-carboxamide, 5-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl-thiophene-2-carboxamide, 5-4,4,5,5-tetramethyl-1,3,2 dioxa-borolan-2-yl-thiophene-2-carboxylic acid amide, 5-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl-thiophene-2-carboxylic acid amide, 5-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl thiophene-2-carboxylic acid amide PubChem CID: 57589940 IUPAC Name: 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxamide SMILES: B1(OC(C(O1)(C)C)(C)C)C2=CC=C(S2)C(=O)N 1GR 5-Carbamoylthiophene-2-boronic acid pinacol ester, 96% 1g

Alfa Aesar™ 3,4,5-Trichlorothiophene-2-carboxylic acid, 98+%

CAS: 26020-48-4 Molecular Formula: C5HCl3O2S Molecular Weight (g/mol): 231.471 MDL Number: MFCD00092429 InChI Key: FVFYTPFJDMYLJS-UHFFFAOYSA-N Synonym: 3,4,5-trichloro-2-thiophenecarboxylic acid, trichlorothiophene-2-carboxylic acid, acmc-1cbhi, 3,4,5-trichlorothio-phene-2-carboxylic acid, 3,4,5-tris chloranyl thiophene-2-carboxylic acid PubChem CID: 4168584 IUPAC Name: 3,4,5-trichlorothiophene-2-carboxylic acid SMILES: C1(=C(SC(=C1Cl)Cl)C(=O)O)Cl 3,4,5-TRICHLOROTHIOPHENE-2-CARBOXYLIC ACID, 98+%,1

3-Methylbenzo[b]thiophene-2-carboxylic acid, 97%, Alfa Aesar™

CAS: 3133-78-6 Molecular Formula: C10H8O2S Molecular Weight (g/mol): 192.232 MDL Number: MFCD01830305 InChI Key: YVKLUKXESFJRCE-UHFFFAOYSA-N Synonym: 3-methylbenzo b thiophene-2-carboxylic acid, 3-methylbenzothiophene-2-carboxylic acid, acmc-20a6oy, methylbenzothiophene-carboxylic, 3-methylthianaphthene-2-carboxylic acid, 3-methyl 2-benzo b thiophenecarboxylic acid, benzo b thiophene-2-carboxylicacid, 3-methyl PubChem CID: 821868 IUPAC Name: 3-methyl-1-benzothiophene-2-carboxylic acid SMILES: CC1=C(SC2=CC=CC=C12)C(=O)O 3-METHYLBENZO(B)THIOPHENE-2-CARBOXYLIC ACID,1G

5-Bromobenzo[b]thiophene-3-carboxylic acid, 97%, Maybridge

CAS: 7312-24-5 Molecular Formula: C9H5BrO2S Molecular Weight (g/mol): 257.101 InChI Key: DWQBOPASRUUSKR-UHFFFAOYSA-N Synonym: 5-bromobenzo b thiophene-3-carboxylic acid, 5-bromobenzo b thiophene-3-carboxylicacid, benzo b thiophene-3-carboxylicacid, 5-bromo, benzo b thiophene-3-carboxylic acid, 5-bromo, 5-bromo-3-carboxybenzo b thiophene, 5-bromo-benzo b thiophene-3-carboxylic acid, # PubChem CID: 621037 IUPAC Name: 5-bromo-1-benzothiophene-3-carboxylic acid SMILES: C1=CC2=C(C=C1Br)C(=CS2)C(=O)O 1GR 5-Bromobenzo¢b!thiophene-3-carboxylic acid, 97%

Alfa Aesar™ 3-Bromothiophene-2-carboxylic acid, 97%

CAS: 7311-64-0 Molecular Formula: C5H3BrO2S Molecular Weight (g/mol): 207.041 MDL Number: MFCD00052291 InChI Key: VQQLWBUTTMNMFT-UHFFFAOYSA-N Synonym: 3-bromo-2-thiophenecarboxylic acid, 3-bromo-2-thenoic acid, 2-thiophenecarboxylic acid, 3-bromo, 3-bromo-thiophene-2-carboxylic acid, maybridge1_007344, 3-bromothiophene-2-carboxylicacid, bromothiophenecarboxylic, pubchem10096, ksc494c9j, bromo-thiophene-2-carboxylic acid PubChem CID: 2739688 IUPAC Name: 3-bromothiophene-2-carboxylic acid SMILES: C1=CSC(=C1Br)C(=O)O 3-BROMOTHIOPHENE-2-CARBOXYLIC ACID, 98%,5G

5-Pyrid-4-ylthiophene-2-carboxylic acid, 97%, Maybridge

CAS: 216867-32-2 Molecular Formula: C10H7NO2S Molecular Weight (g/mol): 205.231 MDL Number: MFCD07376007 InChI Key: OJOWGMLSJKRJNV-UHFFFAOYSA-N Synonym: 5-pyridin-4-yl thiophene-2-carboxylic acid, 4-2-carboxythien-5-yl pyridine, 5-pyrid-4-ylthiophene-2-carboxylic acid, 2-thiophenecarboxylicacid, 5-4-pyridinyl, 5-4-pyridyl-2-thiophenecarboxylic acid, 5-4-pyridyl thiophene-2-carboxylic acid, 5-4-pyridinyl-2-thiophenecarboxylic acid, 5-pyridin-4-yl-thiophene-2-carboxylic acid, 5-pyridin-4-yl thiophene-2-carboxylic aci, 2-thiophenecarboxylic acid, 5-4-pyridinyl PubChem CID: 21928576 IUPAC Name: 5-pyridin-4-ylthiophene-2-carboxylic acid SMILES: C1=CN=CC=C1C2=CC=C(S2)C(=O)O 1GR 5-Pyrid-4-ylthiophene-2-carboxylic acid, 97%

5-(Methylsulfonyl)thiophene-2-carboxylic acid, 97%, Maybridge

CAS: 60166-86-1 Molecular Formula: C6H6O4S2 Molecular Weight (g/mol): 206.23 MDL Number: MFCD00173745 InChI Key: SLWRTVINHWIGTK-UHFFFAOYSA-N Synonym: 5-methylsulfonyl thiophene-2-carboxylic acid, 5-methanesulfonylthiophene-2-carboxylic acid, 2-thiophenecarboxylicacid, 5-methylsulfonyl, maybridge1_007675, 5-methanesulfonyl-2-thiphenecarboxylic acid, 5-methylsulfonyl-2-thiophenecarboxylic acid, 2-thiophenecarboxylicacid,5-methylsulfonyl, 5-methanesulfonyl thiophene-2-carboxylic acid PubChem CID: 2740497 IUPAC Name: 5-methylsulfonylthiophene-2-carboxylic acid SMILES: CS(=O)(=O)C1=CC=C(S1)C(=O)O 1GR 5-(Methylsulfonyl)thiophene-2-carboxylic acid, 97%

Benzo[b]thiophene-3-carboxylic acid, 96%, Alfa Aesar™

CAS: 5381-25-9 Molecular Formula: C9H6O2S Molecular Weight (g/mol): 178.205 MDL Number: MFCD01846406 InChI Key: DRBLTQNCQJXSNU-UHFFFAOYSA-N Synonym: benzo b thiophene-3-carboxylic acid, benzothiophene-3-carboxylic acid, benzothiophene-3-carboxylicacid, pubchem13463, acmc-20a10z, ksc178m8d, 1-benzo b thiophene-3-carboxylic acid, #, thianaphthene-3-carboxylic acid PubChem CID: 601280 IUPAC Name: 1-benzothiophene-3-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=CS2)C(=O)O BENZO(B)THIOPHENE-3-CARBOXYLIC ACID1G

7-Aminothieno[2,3-b]pyrazine-6-carboxylic acid, ≥90%, Maybridge

CAS: 56881-31-3 Molecular Formula: C7H5N3O2S Molecular Weight (g/mol): 195.196 MDL Number: MFCD08271964 InChI Key: UJUCBOIXAMPUQL-UHFFFAOYSA-N Synonym: 7-aminothieno 2,3-b pyrazine-6-carboxylic acid, 7-aminothieno 2,3-b pyrazine-6-carboxylicacid, 7-aminothiopheno 3,2-b pyrazine-6-carboxylic acid, thieno 2,3-b pyrazine-6-carboxylicacid, 7-amino, 7-aminothieno 2,3-b pyrazine-6-carboxylic acid mb41-1 PubChem CID: 12225712 IUPAC Name: 7-aminothieno[2,3-b]pyrazine-6-carboxylic acid SMILES: C1=CN=C2C(=N1)C(=C(S2)C(=O)O)N 1GR 7-Aminothieno¢2,3-b!pyrazine-6-carboxylic acid, 90%

Alfa Aesar™ 5-(4-Fluorophenyl)thiophene-2-carboxylic acid, 97%

CAS: 115933-30-7 Molecular Formula: C11H7FO2S Molecular Weight (g/mol): 222.233 MDL Number: MFCD01316570 InChI Key: YOFXYDVYMHOXSY-UHFFFAOYSA-N Synonym: 5-4-fluorophenyl thiophene-2-carboxylic acid, 5-4-fluorophenyl-2-thiophenecarboxylic acid, 2-carboxy-5-4-fluorophenyl thiophene, 2-thiophenecarboxylicacid, 5-4-fluorophenyl, 5-4-fluoro-phenyl-thiophene-2-carboxylicacid, fluorophenylthiophenecarboxylicacid, 5-4-fluorophenyl-2-thenoic acid, 1-5-carboxythien-2-yl-4-fluorobenzene, 5-4-fluorophenyl thiophen-2-carboxylic acid, 5-4-fluorophenyl thiophene-2-carboxylicacid PubChem CID: 1873401 IUPAC Name: 5-(4-fluorophenyl)thiophene-2-carboxylic acid SMILES: C1=CC(=CC=C1C2=CC=C(S2)C(=O)O)F 5GR 5-(4-Fluorophenyl)thiophene-2-carboxylic acid, 97% 5g

Alfa Aesar™ 5-Acetylthiophene-2-carboxylic acid, 98+%

CAS: 4066-41-5 Molecular Formula: C7H6O3S Molecular Weight (g/mol): 170.182 MDL Number: MFCD00055512 InChI Key: LIKIMWYKJUFVJP-UHFFFAOYSA-N Synonym: 5-acetyl-2-thiophenecarboxylic acid, 5-acetyltiophene-2-carboxylic acid, 2-thiophenecarboxylic acid, 5-acetyl, 5-acetyl-2-thenoic acid, acmc-1ae0g, 5-carboxy-2-acetylthiophene, 5-acetylthiophene-2-carboxylicacid, 5-acetyl-thiophen-2-carboxylic acid, 5-acetyl thiophene-2-carboxylic acid, 5-acetyl-2-thiophene-carboxylic acid PubChem CID: 3742727 IUPAC Name: 5-acetylthiophene-2-carboxylic acid SMILES: CC(=O)C1=CC=C(S1)C(=O)O 5-ACETYLTHIOPHENE-2-CARBOXYLIC ACID, 98+%,25G

Alfa Aesar™ Thiophene-2,5-dicarboxylic acid, 97%

CAS: 4282-31-9 Molecular Formula: C6H4O4S Molecular Weight (g/mol): 172.154 MDL Number: MFCD00016896 InChI Key: YCGAZNXXGKTASZ-UHFFFAOYSA-N Synonym: 2,5-thiophenedicarboxylic acid, 2,5-dicarboxythiophene, unii-5q8a2g9y8a, 2,5-thiophene dicarboxylic acid, pubchem5580, maybridge4_002021, acmc-1aj5p, ksc182i5d, 2,5-thiophene-dicarboxylic acid, thiophene-2.5-dicarboxylic acid PubChem CID: 20273 IUPAC Name: thiophene-2,5-dicarboxylic acid SMILES: C1=C(SC(=C1)C(=O)O)C(=O)O THIOPHENE-2,5-DICARBOXYLICACID,25G

4,5,6,7-Tetrahydrobenzo[b]thiophene-2-carboxylic acid, 97%, Alfa Aesar™

CAS: 40133-07-1 Molecular Formula: C9H10O2S Molecular Weight (g/mol): 182.237 MDL Number: MFCD00464469 InChI Key: ROLXOQXKNDKXTA-UHFFFAOYSA-N Synonym: 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic acid, benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro, acmc-1asbb, enamine_001826, 2-carboxy-4,5,6,7-tetrahydro-1-benzothiophene, 2-carboxy-4,5,6,7-tetrahydrobenzo b thiophene, 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylicacid, 4,5,6,7-tetrahydrobenzo b-thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic PubChem CID: 2063443 IUPAC Name: 4,5,6,7-tetrahydro-1-benzothiophene-2-carboxylic acid SMILES: C1CCC2=C(C1)C=C(S2)C(=O)O 1GR 4,5,6,7-Tetrahydrobenzo¢b!thiophene-2-carboxylic acid, 97% 1g

Benzo[b]thiophene-2-carboxylic hydrazide, 97%, Alfa Aesar™

CAS: 175135-07-6 Molecular Formula: C9H8N2OS Molecular Weight (g/mol): 192.236 MDL Number: MFCD00052501 InChI Key: ZXKPFIRPUUAAPQ-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carbohydrazide, benzo b thiophene-2-carboxylic hydrazide, thianaphthene-2-carboxylic hydrazide, benzo b thiophene-2-carboxylicacid, hydrazide, maybridge1_008989, acmc-1c3go, #, benzo b thiophene-2-carboxylic acid hydrazide PubChem CID: 519437 IUPAC Name: 1-benzothiophene-2-carbohydrazide SMILES: C1=CC=C2C(=C1)C=C(S2)C(=O)NN BENZO(B)THIOPHENE-2-CARBOXYLIC HYDRAZIDE, 97%,1G

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