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Thienothiophenes

Organic heterocyclic compounds that contain two thiophene rings fused together with the formula: C6H4S2.
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16 – 30 of 52 results
16

2,5-Bis(trimethylstannyl)thieno[3,2-b]thiophene 98.0+%, TCI America™
SDP

CAS: 469912-82-1 Molecular Formula: C12H20S2Sn2 Molecular Weight (g/mol): 465.83 MDL Number: MFCD22200503 InChI Key: HDZULVYGCRXVNQ-UHFFFAOYSA-N PubChem CID: 12978043 IUPAC Name: trimethyl[5-(trimethylstannyl)thieno[3,2-b]thiophen-2-yl]stannane SMILES: C[Sn](C)(C)C1=CC2=C(S1)C=C(S2)[Sn](C)(C)C

PubChem CID 12978043
CAS 469912-82-1
Molecular Weight (g/mol) 465.83
MDL Number MFCD22200503
SMILES C[Sn](C)(C)C1=CC2=C(S1)C=C(S2)[Sn](C)(C)C
IUPAC Name trimethyl[5-(trimethylstannyl)thieno[3,2-b]thiophen-2-yl]stannane
InChI Key HDZULVYGCRXVNQ-UHFFFAOYSA-N
Molecular Formula C12H20S2Sn2
17

3,6-Dibromothieno[3,2-b]thiophene 98.0+%, TCI America™
SDP

CAS: 392662-65-6 Molecular Formula: C6H2Br2S2 Molecular Weight (g/mol): 298.01 MDL Number: MFCD10000958 InChI Key: DFMPVYZMICAYCS-UHFFFAOYSA-N PubChem CID: 10613979 IUPAC Name: 3,6-dibromothieno[3,2-b]thiophene SMILES: BrC1=CSC2=C1SC=C2Br

PubChem CID 10613979
CAS 392662-65-6
Molecular Weight (g/mol) 298.01
MDL Number MFCD10000958
SMILES BrC1=CSC2=C1SC=C2Br
IUPAC Name 3,6-dibromothieno[3,2-b]thiophene
InChI Key DFMPVYZMICAYCS-UHFFFAOYSA-N
Molecular Formula C6H2Br2S2
18

Thieno[3,2-b]thiophene-2-carbonitrile 98.0+%, TCI America™
SDP

CAS: 40985-58-8 Molecular Formula: C7H3NS2 Molecular Weight (g/mol): 165.228 MDL Number: MFCD08059461 InChI Key: UPRBPGCXCNBTQH-UHFFFAOYSA-N Synonym: 2-Cyanothieno[3,2-b]thiophene PubChem CID: 55252708 IUPAC Name: thieno[3,2-b]thiophene-5-carbonitrile SMILES: C1=CSC2=C1SC(=C2)C#N

PubChem CID 55252708
CAS 40985-58-8
Molecular Weight (g/mol) 165.228
MDL Number MFCD08059461
SMILES C1=CSC2=C1SC(=C2)C#N
Synonym 2-Cyanothieno[3,2-b]thiophene
IUPAC Name thieno[3,2-b]thiophene-5-carbonitrile
InChI Key UPRBPGCXCNBTQH-UHFFFAOYSA-N
Molecular Formula C7H3NS2
19

Thieno[2,3-b]thiophene 97.0+%, TCI America™
SDP

CAS: 250-84-0 Molecular Formula: C6H4S2 Molecular Weight (g/mol): 140.218 MDL Number: MFCD02824126 InChI Key: YHBTXTFFTYXOFV-UHFFFAOYSA-N Synonym: 1,6-Dithiapentalene PubChem CID: 136062 IUPAC Name: thieno[2,3-b]thiophene SMILES: C1=CSC2=C1C=CS2

PubChem CID 136062
CAS 250-84-0
Molecular Weight (g/mol) 140.218
MDL Number MFCD02824126
SMILES C1=CSC2=C1C=CS2
Synonym 1,6-Dithiapentalene
IUPAC Name thieno[2,3-b]thiophene
InChI Key YHBTXTFFTYXOFV-UHFFFAOYSA-N
Molecular Formula C6H4S2
20

Thieno[3,2-b]thiophene-2-boronic Acid (contains varying amounts of Anhydride), TCI America™
SDP

CAS: 160032-40-6 Molecular Formula: C6H5BO2S2 Molecular Weight (g/mol): 184.034 InChI Key: PVQAASIVXYZXFF-UHFFFAOYSA-N PubChem CID: 10035286 IUPAC Name: thieno[3,2-b]thiophen-5-ylboronic acid SMILES: B(C1=CC2=C(S1)C=CS2)(O)O

PubChem CID 10035286
CAS 160032-40-6
Molecular Weight (g/mol) 184.034
SMILES B(C1=CC2=C(S1)C=CS2)(O)O
IUPAC Name thieno[3,2-b]thiophen-5-ylboronic acid
InChI Key PVQAASIVXYZXFF-UHFFFAOYSA-N
Molecular Formula C6H5BO2S2
21

Methyl Thieno[3,2-b]thiophene-2-carboxylate 98.0+%, TCI America™
SDP

CAS: 98800-10-3 Molecular Formula: C8H6O2S2 Molecular Weight (g/mol): 198.254 MDL Number: MFCD01934498 InChI Key: VCLNJFSCOKHCEJ-UHFFFAOYSA-N Synonym: Thieno[3,2-b]thiophene-2-carboxylic Acid Methyl Ester PubChem CID: 2739788 IUPAC Name: methyl thieno[3,2-b]thiophene-5-carboxylate SMILES: COC(=O)C1=CC2=C(S1)C=CS2

PubChem CID 2739788
CAS 98800-10-3
Molecular Weight (g/mol) 198.254
MDL Number MFCD01934498
SMILES COC(=O)C1=CC2=C(S1)C=CS2
Synonym Thieno[3,2-b]thiophene-2-carboxylic Acid Methyl Ester
IUPAC Name methyl thieno[3,2-b]thiophene-5-carboxylate
InChI Key VCLNJFSCOKHCEJ-UHFFFAOYSA-N
Molecular Formula C8H6O2S2
22

Sigma Aldrich 3-Chloro-1-phenyl-1-propyne

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

CAS 3355-31-5
23

Sigma Aldrich Thiophene

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

Boiling Point 84°C (lit.)
Linear Formula C4H4S
Molecular Weight (g/mol) 84.14
Density 1.051 g/mL (at 25°C (literature))
Percent Purity ≥99%
CAS 110-02-1
MDL Number MFCD00005413
Refractive Index n20/D 1.529 (literature)
Synonym Thiofuran; Thiole
RTECS Number XM7350000
Recommended Storage Room Temperature
Molecular Formula C4H4S
EINECS Number 203-729-4
Melting Point -38°C (lit.)
24

Sigma Aldrich 2-Formylbenzene-1,3-dicarbonitrile

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25

Sigma Aldrich 2-Chlorothieno[3,2-d]pyrimidine

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26

Sigma Aldrich 2-(5,6-Dimethylthieno[2,3-d]pyrimidin-4-ylsulfanyl)benzoic acid

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27

Sigma Aldrich Ethyl 2-amino-3-thiophenecarboxylate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

CAS 31891-06-2
28

Sigma Aldrich N-(2-Formylquinolin-6-yl)acetamide

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CAS 915923-55-6
29

Sigma Aldrich 4-Chlorothieno[2,3-d]pyrimidine-6-carboxylic acid

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30

Sigma Aldrich 5-tert-Butyl-2-(2,5-dichlorophenyl)-2h-pyrazol-3-ylamine

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.