2,5-disubstituted thiophenes

Alfa Aesar™ 2-Methyl-5-phenylthiophene, 96%

CAS: 5069-26-1 Molecular Formula: C11H10S Molecular Weight (g/mol): 174.261 MDL Number: MFCD06201035 InChI Key: NEKXRPVOSZHILM-UHFFFAOYSA-N Synonym: acmc-1alda, 2-phenyl-5-methylthiophene, nekxrpvoszhilm-uhfffaoysa PubChem CID: 7578805 IUPAC Name: 2-methyl-5-phenylthiophene SMILES: CC1=CC=C(S1)C2=CC=CC=C2

5-Chlorothiophene-2-boronic acid, 97+%, ACROS Organics™

CAS: 162607-18-3 Molecular Formula: C4H4BClO2S Molecular Weight (g/mol): 162.394 MDL Number: MFCD00236030 InChI Key: JFCLNCVCDFUJPO-UHFFFAOYSA-N Synonym: 5-chlorothiophene-2-boronic acid, 5-chloro-2-thienylboronic acid, 5-chlorothiophen-2-yl boronic acid, 5-chloro-2-thiopheneboronic acid, 5-chlorothiophen-2-boronic acid, 5-chlorothiophen-2-yl boranediol, 5-chlorothiphene 2-boronic acid, 5-chloro-2-thienyl boronic acid, boronic acid, 5-chloro-2-thienyl, 5-chlorothiophene-2-boronicacid PubChem CID: 2734324 IUPAC Name: (5-chlorothiophen-2-yl)boronic acid SMILES: B(C1=CC=C(S1)Cl)(O)O

Alfa Aesar™ 5-Chlorothiophene-2-sulfonyl chloride, 97%

CAS: 2766-74-7 Molecular Formula: C4H2Cl2O2S2 Molecular Weight (g/mol): 217.078 MDL Number: MFCD00051667 InChI Key: SORSTNOXGOXWAO-UHFFFAOYSA-N Synonym: 5-chlorothiophene-2-sulfonylchloride, 5-chloro-2-thiophenesulfonyl chloride, 5-chlorothiophene-2-sulphonyl chloride, 5-chlorothiophenesulphonyl chloride, 5-chloro-2-thienylsulfonyl chloride, 5-chloro-thiophene-2-sulfonyl chloride, 5-chlorothiophenesulfonyl chloride, 5-chlorothiophen-2-sulfonyl chloride, 5-chlorothiophene-2-sulphonylchloride, 2-thiophenesulfonyl chloride, 5-chloro PubChem CID: 2733925 IUPAC Name: 5-chlorothiophene-2-sulfonyl chloride SMILES: C1=C(SC(=C1)Cl)S(=O)(=O)Cl

Alfa Aesar™ 5-Chlorothiophene-2-carboxaldehyde, 97%

CAS: 7283-96-7 Molecular Formula: C5H3ClOS Molecular Weight (g/mol): 146.588 MDL Number: MFCD00047090 InChI Key: VWYFITBWBRVBSW-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenecarboxaldehyde, 2-chloro-5-thiophenecarboxaldehyde, 5-chlorothiophene-2-carboxaldehyde, 2-thiophenecarboxaldehyde, 5-chloro, 5-chloro-2-formylthiophene, 2-chloro-5-formylthiophene, 5-chlorothiophene-2-aldehyde, 5-chloro-2-thiophenecarbaldehyde, 5-chloro-2-thiophene-carboxaldehyde, pubchem7742 PubChem CID: 81700 IUPAC Name: 5-chlorothiophene-2-carbaldehyde SMILES: C1=C(SC(=C1)Cl)C=O

Alfa Aesar™ 5-Cyanothiophene-2-boronic acid, 98%

CAS: 305832-67-1 Molecular Formula: C5H4BNO2S Molecular Weight (g/mol): 152.962 MDL Number: MFCD02094029 InChI Key: ZEOMEPSYIIQIND-UHFFFAOYSA-N Synonym: 5-cyanothiophene-2-boronic acid, 5-cyanothiophen-2-yl boronic acid, 5-cyanothiophen-2-yl-2-boronic acid, 5-boronothiophene-2-carbonitrile, 5-cyano-2-thienyl boronic acid, 5-dihydroxyboranyl thiophene-2-carbonitrile, 5-cyano-2-thienylboronic acid, boronic acid, 5-cyano-2-thienyl, 5-cyanothiophen-2-boronic acid, acmc-1ctts PubChem CID: 4198743 IUPAC Name: (5-cyanothiophen-2-yl)boronic acid SMILES: B(C1=CC=C(S1)C#N)(O)O

Alfa Aesar™ Ethyl 5-bromothiophene-2-carboxylate, 99%

CAS: 5751-83-7 Molecular Formula: C7H7BrO2S Molecular Weight (g/mol): 235.095 MDL Number: MFCD02683089 InChI Key: PZNHMXAOMDQLLE-UHFFFAOYSA-N Synonym: 5-bromothiophene-2-carboxylic acid ethyl ester, ethyl 5-bromo-2-thiophenecarboxylate, ethyl5-bromothiophene-2-carboxylate, 5-bromo-thiophene-2-carboxylic acid ethyl ester, 2-thiophenecarboxylic acid, 5-bromo-, ethyl ester, pubchem16118, acmc-209zz5, ksc494s9b, 2-bromo-5-ethoxycarbonylthiophene, ethyl 5-bromothiophene-2carboxylate PubChem CID: 605723 IUPAC Name: ethyl 5-bromothiophene-2-carboxylate SMILES: CCOC(=O)C1=CC=C(S1)Br

Alfa Aesar™ 5-Methylthiophene-2-carboxaldehyde, 98+%

CAS: 13679-70-4 Molecular Formula: C6H6OS Molecular Weight (g/mol): 126.173 MDL Number: MFCD00005434 InChI Key: VAUMDUIUEPIGHM-UHFFFAOYSA-N Synonym: 5-methyl-2-thiophenecarboxaldehyde, 5-methylthiophene-2-carboxaldehyde, 5-methyl-2-thiophenecarbaldehyde, 2-formyl-5-methylthiophene, 5-methyl-2-formylthiophene, 2-thiophenecarboxaldehyde, 5-methyl, 5-methylthiophene-2-aldehyde, 5-methyl-2-thenaldehyde, 5-methyl-2-thiophencarboxaldehyde, 5-methyl-2-thiophene carboxaldehyde PubChem CID: 61663 IUPAC Name: 5-methylthiophene-2-carbaldehyde SMILES: CC1=CC=C(S1)C=O

Alfa Aesar™ 2-Bromo-5-chlorothiophene, 97%

CAS: 2873-18-9 Molecular Formula: C4H2BrClS Molecular Weight (g/mol): 197.474 MDL Number: MFCD00014523 InChI Key: ZFAJPWYXLYGUJU-UHFFFAOYSA-N Synonym: 2-chloro-5-bromothiophene, 5-bromo-2-chlorothiophene, 2-chloro-5-bromo thiophene, thiophene, 2-bromo-5-chloro, 2-brom-5-chlorthiophen, pubchem5279, acmc-1cs3j, 2-bromo-5-chloro-thiophene, 5-bromo-2-chloro-thiophene, ksc207m3t PubChem CID: 76133 IUPAC Name: 2-bromo-5-chlorothiophene SMILES: C1=C(SC(=C1)Br)Cl

Alfa Aesar™ 5-Chlorothiophene-2-sulfonamide, 97%

CAS: 53595-66-7 Molecular Formula: C4H4ClNO2S2 Molecular Weight (g/mol): 197.651 MDL Number: MFCD00052584 InChI Key: RKLQLYBJAZBSEU-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenesulfonamide, 2-thiophenesulfonamide, 5-chloro, 2-chloro thiophene-5-sulfonamide, pubchem7381, 5-chlorothiophenesulfonamide, 5-chlorothiophenesulfonamide, 4-18-00-06708 beilstein handbook reference, ksc490i0r, 2-chloro-5-sulfamoylthiophene, 5-chloro-2-thienylsulphonamide PubChem CID: 1241301 IUPAC Name: 5-chlorothiophene-2-sulfonamide SMILES: C1=C(SC(=C1)Cl)S(=O)(=O)N

2-Bromo-5-methylthiophene, stabilised with Copper (0.1%) and Sodium bicarbonate (0.4%), 95%, ACROS Organics™

CAS: 765-58-2 Molecular Formula: C5H5BrS Molecular Weight (g/mol): 177.059 MDL Number: MFCD00130103 InChI Key: ACDLOOGOFKSUPO-UHFFFAOYSA-N Synonym: 2-bromo-5-methyl-thiophene, 2-bromo-5-methyl thiophene, thiophene, 2-bromo-5-methyl, 2-methyl-5-bromothiophene, 2-brom-5-methylthiophen, zlchem 358, pubchem5193, acmc-1beki, 2-methyl-5-bromothiphene, 5-bromo-2-methylthiophene PubChem CID: 69831 IUPAC Name: 2-bromo-5-methylthiophene SMILES: CC1=CC=C(S1)Br

Alfa Aesar™ 2,5-Dimethylthiophene, 98+%

CAS: 638-02-8 Molecular Formula: C6H8S Molecular Weight (g/mol): 112.19 MDL Number: MFCD00005452 InChI Key: GWQOOADXMVQEFT-UHFFFAOYSA-N Synonym: thiophene, 2,5-dimethyl, 2,5-dimethyl-thiophene, unii-v6ddx6wb12, v6ddx6wb12, pubchem5194, 2,5 dimethylthiophene, thiophene,5-dimethyl, 2,5-dimethyl thiophene, thiophene,2,5-dimethyl, 2,5-dimethyl-2h-thiolium PubChem CID: 12514 IUPAC Name: 2,5-dimethylthiophene SMILES: CC1=CC=C(S1)C

Alfa Aesar™ 2-n-Butyl-5-methylthiophene, 97%

CAS: 111510-96-4 Molecular Formula: C9H14S Molecular Weight (g/mol): 154.271 MDL Number: MFCD00091566 InChI Key: GVCKDFUWZSZTLQ-UHFFFAOYSA-N Synonym: 2-n-butyl-5-methylthiophene, thiophene,2-butyl-5-methyl, acmc-20ao14, thiophene, 2-butyl-5-methyl PubChem CID: 528246 IUPAC Name: 2-butyl-5-methylthiophene SMILES: CCCCC1=CC=C(S1)C

5-Formyl-2-thiopheneboronic acid, 97%, ACROS Organics™

CAS: 4347-33-5 Molecular Formula: C5H5BO3S Molecular Weight (g/mol): 155.962 MDL Number: MFCD02093666 InChI Key: DEQOVKFWRPOPQP-UHFFFAOYSA-N Synonym: 5-formyl-2-thiopheneboronic acid, 5-formylthiophen-2-boronic acid, 5-formylthiophen-2-yl boronic acid, 5-formylthiophene-2-boronic acid, 2-formylthiophene-5-boronic acid, 5-formylthienyl-2-boronic acid, 5-formyl-2-thienyl boronic acid, boronic acid, 5-formyl-2-thienyl, 5-formyl-2-thiopheneboronicacid, pubchem1722 PubChem CID: 2773430 IUPAC Name: (5-formylthiophen-2-yl)boronic acid SMILES: B(C1=CC=C(S1)C=O)(O)O

Alfa Aesar™ 5-(5-Bromo-2-thienyl)-1H-tetrazole, 98+%

CAS: 211943-12-3 Molecular Formula: C5H3BrN4S Molecular Weight (g/mol): 231.071 MDL Number: MFCD01075734 InChI Key: GJHHXCMGAACACG-UHFFFAOYSA-N Synonym: 5-5-bromo-2-thienyl-1h-tetrazole, 5-5-bromothiophen-2-yl-1h-tetrazole, 1h-tetrazole, 5-5-bromo-2-thienyl, 5-5-bromothiophen-2-yl-1h-1,2,3,4-tetrazole, 5-5-bromothiophen-2-yl-2h-tetrazole, acmc-1cekq, 5-5-bromo-2-thienyl-2h-tetrazole, 5-5-bromothien-2-yl-1h-tetraazole, 2h-tetrazole,5-5-bromo-2-thienyl, 5-5-bromo-thiophen-2-yl-1h-tetrazole PubChem CID: 7021538 IUPAC Name: 5-(5-bromothiophen-2-yl)-2H-tetrazole SMILES: C1=C(SC(=C1)Br)C2=NNN=N2

Alfa Aesar™ 2,5-Diiodothiophene, 99%

CAS: 625-88-7 Molecular Formula: C4H2I2S Molecular Weight (g/mol): 335.929 MDL Number: MFCD00014525 InChI Key: PNYWRAHWEIOAGK-UHFFFAOYSA-N Synonym: thiophene, 2,5-diiodo, 2,5-diiodthiophen, thiophene,5-diiodo, pubchem5529, maybridge1_002904, acmc-1b0lo, 2,5-diiodothiophene, 2,5-diiodothiophene, bidd:gt0169, thiophene, 2,5-diiodo-8ci 9ci PubChem CID: 69368 IUPAC Name: 2,5-diiodothiophene SMILES: C1=C(SC(=C1)I)I

5-Cyanothiophene-2-boronic acid 98%, ACROS Organics™

CAS: 305832-67-1 Molecular Formula: C5H4BNO2S Molecular Weight (g/mol): 152.962 MDL Number: MFCD02094029 InChI Key: ZEOMEPSYIIQIND-UHFFFAOYSA-N Synonym: 5-cyanothiophene-2-boronic acid, 5-cyanothiophen-2-yl boronic acid, 5-cyanothiophen-2-yl-2-boronic acid, 5-boronothiophene-2-carbonitrile, 5-cyano-2-thienyl boronic acid, 5-dihydroxyboranyl thiophene-2-carbonitrile, 5-cyano-2-thienylboronic acid, boronic acid, 5-cyano-2-thienyl, 5-cyanothiophen-2-boronic acid, acmc-1ctts PubChem CID: 4198743 IUPAC Name: (5-cyanothiophen-2-yl)boronic acid SMILES: B(C1=CC=C(S1)C#N)(O)O

Alfa Aesar™ Thiophene-2,5-diboronic acid bis(pinacol) ester, 97%

CAS: 175361-81-6 Molecular Formula: C16H26B2O4S Molecular Weight (g/mol): 336.06 MDL Number: MFCD09800563 InChI Key: AOJXAKMKFDBHHT-UHFFFAOYSA-N Synonym: 2,5-bis-thiopheneboronic acid pinacol ester, 2,5-bis 4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl thiophene, thiophene-2,5-diboronic acid bis pinacol ester, thiophene-2,5-diboronicacidbis pinacol ester, bis 4,4,5,5-tetramethyl-1,3-dioxaborolane-2,5-thiophene, 2,5-bis 4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl thiophene, 2,5-bis 4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-yl thiophene, 2,2'-thiene-2,5-diyl bis 4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-5-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl thiophen-2-yl-1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-5-tetramethyl-1,3,2-dioxaborolan-2-yl thiophen-2-yl-1,3,2-dioxaborolane PubChem CID: 23058061 IUPAC Name: 4,4,5,5-tetramethyl-2-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]-1,3,2-dioxaborolane SMILES: B1(OC(C(O1)(C)C)(C)C)C2=CC=C(S2)B3OC(C(O3)(C)C)(C)C

Alfa Aesar™ 5-Bromo-2-thiophenemethanol, 95%

CAS: 79387-71-6 Molecular Formula: C5H5BrOS Molecular Weight (g/mol): 193.058 MDL Number: MFCD06202626 InChI Key: DBRSLMCLMMFHEF-UHFFFAOYSA-N Synonym: 5-bromothien-2-yl methanol, 5-bromothiophen-2-yl methanol, 5-bromo-2-thiophenemethanol, 2-thiophenemethanol, 5-bromo, 5-bromothiophene-2-methanol, 5-bromo-2-thienyl methanol, ksc646o4p, 2-thiophenemethanol,5-bromo, 5-bromo-2-thiophenyl methanol, 5-bromo-2-hydroxymethylthiophene PubChem CID: 11435467 IUPAC Name: (5-bromothiophen-2-yl)methanol SMILES: C1=C(SC(=C1)Br)CO

Alfa Aesar™ 5-Phenylthiophene-2-boronic acid pinacol ester, 95%

CAS: 459409-74-6 Molecular Formula: C16H19BO2S Molecular Weight (g/mol): 286.196 MDL Number: MFCD08063141 InChI Key: BOTJOCNWKJVWRR-UHFFFAOYSA-N Synonym: 4,4,5,5-tetramethyl-2-5-phenylthiophen-2-yl-1,3,2-dioxaborolane, 5-phenylthiophene-2-boronic acid pinacol ester, 2-phenylthiophene-5-boronic acid pinacol ester, 4,4,5,5-tetramethyl-2-5-phenylthiophene-2-yl-1,3,2-dioxaborolane, 5-phenylthiophene-2-boronic acid pinacol este, 5-phenylthiophen-2-yl boronic acid pinacol ester, 2-5-phenyl-2-thienyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-5-phenyl-2-thienyl-1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-5-phenyl-thiophen-2-yl-1,3,2-dioxaborolane PubChem CID: 45786345 IUPAC Name: 4,4,5,5-tetramethyl-2-(5-phenylthiophen-2-yl)-1,3,2-dioxaborolane SMILES: B1(OC(C(O1)(C)C)(C)C)C2=CC=C(S2)C3=CC=CC=C3

Alfa Aesar™ 5-(4-Methoxyphenyl)thiophene-2-carboxaldehyde, 99%

CAS: 38401-67-1 Molecular Formula: C12H10O2S Molecular Weight (g/mol): 218.27 MDL Number: MFCD00663639 InChI Key: ODLOZSNXTQAWGQ-UHFFFAOYSA-N Synonym: 5-4-methoxyphenyl thiophene-2-carbaldehyde, 5-4-methoxyphenyl thiophene-2-carboxaldehyde, 5-4-methoxyphenyl-2-thiophenecarbaldehyde, acmc-1ahp9, rarechem ak ma k025, methoxyphenylthiophenecarbaldehyde, 2-formyl-5-4-methoxyphenyl thiophene, 5-4-methoxylphenyl thiophene-2-carbaldehyde, 5-4-methoxyphenyl-2-thiophenecarboxaldehyde, 5-4-methoxy-phenyl-thiophene-2-carbaldehyde PubChem CID: 2797800 IUPAC Name: 5-(4-methoxyphenyl)thiophene-2-carbaldehyde SMILES: COC1=CC=C(C=C1)C2=CC=C(S2)C=O

Alfa Aesar™ 5-Bromothiophene-2-sulfonyl chloride, 98%

CAS: 55854-46-1 Molecular Formula: C4H2BrClO2S2 Molecular Weight (g/mol): 261.532 MDL Number: MFCD00084909 InChI Key: WGYBIEOLAFYDEC-UHFFFAOYSA-N Synonym: 5-bromothiophenesulfonyl chloride, 5-bromo-2-thiophenesulfonyl chloride, 5-bromo-thiophene-2-sulfonyl chloride, 5-bromothiophene-2-sulphonyl chloride, 5-bromo-2-chlorosulphonyl thiophene, 5-bromo-2-chlorosulfonyl thiophene, 5-bromothiophenesulphonyl chloride, buttpark 21\07-09, 5-bromo 2-thienyl chlorosulfone, 5-bromothiophen-2-sulfonyl chloride PubChem CID: 2733924 IUPAC Name: 5-bromothiophene-2-sulfonyl chloride SMILES: C1=C(SC(=C1)Br)S(=O)(=O)Cl

Alfa Aesar™ 5-Chlorothiophene-2-carbonyl chloride, 98%

CAS: 42518-98-9 Molecular Formula: C5H2Cl2OS Molecular Weight (g/mol): 181.03 MDL Number: MFCD00043886 InChI Key: BMPDCQVRKDNUAP-UHFFFAOYSA-N Synonym: 5-chlorothiophene-2-carbonylchloride, 5-chorothiophene-2-carbonyl chloride, 5-chloro-2-thiophenecarbonyl chloride, 5-chloro-thiophene-2-carbonyl chloride, 5-chloro-2-thenoyl chloride, 2-thiophenecarbonyl chloride, 5-chloro, pubchem16132, ksc235i7t, 5-chlorothiophenecarbonyl chloride, 5-chloro-2-thenoylchloride PubChem CID: 589223 IUPAC Name: 5-chlorothiophene-2-carbonyl chloride SMILES: C1=C(SC(=C1)Cl)C(=O)Cl

Alfa Aesar™ 5-Ethyl-2-thiophenecarboxaldehyde, 98%

CAS: 36880-33-8 Molecular Formula: C7H8OS Molecular Weight (g/mol): 140.2 MDL Number: MFCD00143457 InChI Key: CLQXZICUPGZTPE-UHFFFAOYSA-N Synonym: 5-ethyl-2-thiophenecarboxaldehyde, 5-ethyl-2-thiophenecarbaldehyde, 2-thiophenecarboxaldehyde, 5-ethyl, 5-ethyl-2-thiophene carboxaldehyde, 2-ethyl-5-formylthiophene, 5-ethyl-thiophene-2-carbaldehyde, acmc-1csxu, ksc497m6n, bidd:gt0099, 5-ethylthiophene-2-carboxaldehyde PubChem CID: 169830 IUPAC Name: 5-ethylthiophene-2-carbaldehyde SMILES: CCC1=CC=C(S1)C=O

Alfa Aesar™ 5-(Methylthio)thiophene-2-carboxaldehyde, 97%

CAS: 24445-35-0 Molecular Formula: C6H6OS2 Molecular Weight (g/mol): 158.233 MDL Number: MFCD00173744 InChI Key: RKXYTFTZODXDEF-UHFFFAOYSA-N Synonym: 5-methylthio thiophene-2-carbaldehyde, 5-methylthio thiophene-2-carboxaldehyde, 5-methylsulfanyl thiophene-2-carbaldehyde, 2-thiophenecarboxaldehyde,5-methylthio, 2-formyl-5-methylthiothiphene, 2-formyl-5-methylthio thiophene, 5-methylmercapto-2-thiophenaldehyde, 5-methylthio-2-thiophenecarbaldehyde, 5-methylthiothiophene-2-carbaldehyde, 5-methylmercaptothiophene-2-carbaldehyde PubChem CID: 2736997 IUPAC Name: 5-methylsulfanylthiophene-2-carbaldehyde SMILES: CSC1=CC=C(S1)C=O

Alfa Aesar™ 5-Bromothiophene-2-carboxaldehyde, 97%

CAS: 4701-17-1 Molecular Formula: C5H3BrOS Molecular Weight (g/mol): 191.042 MDL Number: MFCD00005432 InChI Key: GFBVUFQNHLUCPX-UHFFFAOYSA-N Synonym: 5-bromo-2-thiophenecarboxaldehyde, 5-bromothiophene-2-carboxaldehyde, 5-bromo-2-thiophenecarbaldehyde, 5-bromothenaldehyde, 5-bromo-2-formylthiophene, 5-bromo-thiophene-2-carbaldehyde, 2-bromo-5-formylthiophene, 2-thiophenecarboxaldehyde, 5-bromo, 2-bromo-5-thiophenecarboxaldehyde, 5-bromothiophene-2-aldehyde PubChem CID: 78428 IUPAC Name: 5-bromothiophene-2-carbaldehyde SMILES: C1=C(SC(=C1)Br)C=O

Alfa Aesar™ 5-Cyanothiophene-2-carboxaldehyde, 95%

CAS: 21512-16-3 Molecular Formula: C6H3NOS Molecular Weight (g/mol): 137.156 MDL Number: MFCD09037804 InChI Key: PZIFYWVUYHMYOA-UHFFFAOYSA-N Synonym: 5-cyano-2-thiophene carbaldehyde, 5-cyano-2-thiophenecarboxaldehyde, 5-cyanothiophene-2-carboxaldehyde, 2-thiophenecarbonitrile, 5-formyl, 5-cyano-2-thiophenecarbaldehyde, 2-formyl-5-cyanothiophen, 2-cyano-5-formylthiophene, 2-formyl-5-cyanothiophene, 2-cyano-5-formyl-thiophene, 5-cyanothiophene-2-aldehyde PubChem CID: 12280004 IUPAC Name: 5-formylthiophene-2-carbonitrile SMILES: C1=C(SC(=C1)C#N)C=O

5-Methyl-2-thiophenecarbaldehyde, 97%, ACROS Organics™

CAS: 13679-70-4 Molecular Formula: C6H6OS Molecular Weight (g/mol): 126.173 MDL Number: MFCD00005434 InChI Key: VAUMDUIUEPIGHM-UHFFFAOYSA-N Synonym: 5-methyl-2-thiophenecarboxaldehyde, 5-methylthiophene-2-carboxaldehyde, 5-methyl-2-thiophenecarbaldehyde, 2-formyl-5-methylthiophene, 5-methyl-2-formylthiophene, 2-thiophenecarboxaldehyde, 5-methyl, 5-methylthiophene-2-aldehyde, 5-methyl-2-thenaldehyde, 5-methyl-2-thiophencarboxaldehyde, 5-methyl-2-thiophene carboxaldehyde PubChem CID: 61663 IUPAC Name: 5-methylthiophene-2-carbaldehyde SMILES: CC1=CC=C(S1)C=O

Alfa Aesar™ Ethyl 5-chlorothiophene-2-carboxylate, 98+%

CAS: 5751-82-6 Molecular Formula: C7H7ClO2S Molecular Weight (g/mol): 190.641 MDL Number: MFCD00051732 InChI Key: BMOKMXXTOZFEIZ-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenecarboxylic acid ethyl ester, 5-chlorothiophene-2-carboxylic acid ethyl ester, 2-thiophenecarboxylic acid, 5-chloro-, ethyl ester, ethyl 5-chlorothiophene-2-carboxate, ethyl 5-chloro-2-thiophenecarboxylate, pubchem16133, acmc-209znt, ksc494s8t, ethyl5-chlorothiophene-2-carboxlate, ethyl 5-chloranylthiophene-2-carboxylate PubChem CID: 521808 IUPAC Name: ethyl 5-chlorothiophene-2-carboxylate SMILES: CCOC(=O)C1=CC=C(S1)Cl

Alfa Aesar™ 5-Methylthiophene-2-boronic acid, 98%

CAS: 162607-20-7 Molecular Formula: C5H7BO2S Molecular Weight (g/mol): 141.979 MDL Number: MFCD01318166 InChI Key: NRIYPIBRPGAWDD-UHFFFAOYSA-N Synonym: 5-methylthiophene-2-boronic acid, 5-methylthiophen-2-yl boronic acid, 5-methyl-2-thiopheneboronic acid, 5-methyl-2-thienyl boronic acid, 5-methyl-2-thienylboric acid, 5-methylthiophen-2-yl boranediol, 5-methyl-2-thienylboronic acid, 5-methylthiophene-2-boronicacid, 2-methylthiophene-5-boronic acid, 2-methylthienyl-5-boronic acid PubChem CID: 2734374 IUPAC Name: (5-methylthiophen-2-yl)boronic acid SMILES: B(C1=CC=C(S1)C)(O)O

Alfa Aesar™ 2,5-Dibromothiophene, 96%

CAS: 3141-27-3 Molecular Formula: C4H2Br2S Molecular Weight (g/mol): 241.928 MDL Number: MFCD00005420 InChI Key: KBVDUUXRXJTAJC-UHFFFAOYSA-N Synonym: thiophene, 2,5-dibromo, 2,5-dibromo-thiophene, unii-f0033k8cxm, pubchem5512, thiophene,5-dibromo, acmc-1ckmh, 2,5-bis bromanyl thiophene, ksc224g0j, 2,5-dibromothiophene, bidd:gt0086 PubChem CID: 18453 IUPAC Name: 2,5-dibromothiophene SMILES: C1=C(SC(=C1)Br)Br

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