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Cycloheptathiophenes

Organic bicyclic compounds that consist of a seven-membered ring fused with a thiophene ring; thiophenes are a five-membered ring with four carbon atoms and one sulfur atom.
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1 – 15 of 202 results
1

Ketotifen Hydrogen Fumarate, EP, 98.5-101%, Spectrum™ Chemical
SDP

CAS: 34580-14-8 Molecular Formula: C23H23NO5S Molecular Weight (g/mol): 425.50 InChI Key: YNQQEYBLVYAWNX-WLHGVMLRSA-N IUPAC Name: (2E)-but-2-enedioic acid; 2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.0³,⁷]tetradeca-1(14),3(7),4,10,12-pentaen-8-one SMILES: OC(=O)\C=C\C(O)=O.CN1CCC(CC1)=C1C2=C(SC=C2)C(=O)CC2=CC=CC=C12

CAS 34580-14-8
Molecular Weight (g/mol) 425.50
SMILES OC(=O)\C=C\C(O)=O.CN1CCC(CC1)=C1C2=C(SC=C2)C(=O)CC2=CC=CC=C12
IUPAC Name (2E)-but-2-enedioic acid; 2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.0³,⁷]tetradeca-1(14),3(7),4,10,12-pentaen-8-one
InChI Key YNQQEYBLVYAWNX-WLHGVMLRSA-N
Molecular Formula C23H23NO5S
2

Ketotifen fumarate, 99%

CAS: 34580-14-8 Molecular Formula: C23H23NO5S Molecular Weight (g/mol): 425.499 MDL Number: MFCD00079394 InChI Key: YNQQEYBLVYAWNX-WLHGVMLRSA-N Synonym: ketotifen fumarate,zaditen,ketotifen hydrogen fumarate,alaway,unii-hbd503woro,hc 20,511 fumarate,ketotifen fumarate usan:jan,ketotifen fumarate salt,hbd503woro PubChem CID: 5282408 IUPAC Name: (E)-but-2-enedioic acid;10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one SMILES: CN1CCC(=C2C3=C(C(=O)CC4=CC=CC=C42)SC=C3)CC1.C(=CC(=O)O)C(=O)O

PubChem CID 5282408
CAS 34580-14-8
Molecular Weight (g/mol) 425.499
MDL Number MFCD00079394
SMILES CN1CCC(=C2C3=C(C(=O)CC4=CC=CC=C42)SC=C3)CC1.C(=CC(=O)O)C(=O)O
Synonym ketotifen fumarate,zaditen,ketotifen hydrogen fumarate,alaway,unii-hbd503woro,hc 20,511 fumarate,ketotifen fumarate usan:jan,ketotifen fumarate salt,hbd503woro
IUPAC Name (E)-but-2-enedioic acid;10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one
InChI Key YNQQEYBLVYAWNX-WLHGVMLRSA-N
Molecular Formula C23H23NO5S
3

Ethyl 2-amino-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxylate, 96%

CAS: 40106-13-6 Molecular Formula: C12H17NO2S Molecular Weight (g/mol): 239.333 MDL Number: MFCD00216932 InChI Key: XTUHIGALMIGZST-UHFFFAOYSA-N Synonym: ethyl 2-amino-5,6,7,8-tetrahydro-4h-cyclohepta b thiophene-3-carboxylate,ethyl 2-amino-4h,5h,6h,7h,8h-cyclohepta b thiophene-3-carboxylate,ethyl 2-amino-5,6,7,8-tetrahydro-4h-cyclohepta-b thiophene-3-carboxylate,ethyl 2-amino-4,5,6,7,8-pentahydrocyclohepta 1,2-b thiophene-3-carboxylate,2-amino-5,6,7,8-tetrahydro-4h-cyclohepta b thiophene-3-carboxylic acid ethyl ester,ethyl 2-aminocyclohepta b thiophene-3-carboxylate,aronis24232,ethyl 2-aminocycloheptathiophene-3-carboxylate,2-amino-3-ethoxy-carbonyl-4,5-pentamethylenethiophene PubChem CID: 292644 IUPAC Name: ethyl 2-amino-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC2=C1CCCCC2)N

PubChem CID 292644
CAS 40106-13-6
Molecular Weight (g/mol) 239.333
MDL Number MFCD00216932
SMILES CCOC(=O)C1=C(SC2=C1CCCCC2)N
Synonym ethyl 2-amino-5,6,7,8-tetrahydro-4h-cyclohepta b thiophene-3-carboxylate,ethyl 2-amino-4h,5h,6h,7h,8h-cyclohepta b thiophene-3-carboxylate,ethyl 2-amino-5,6,7,8-tetrahydro-4h-cyclohepta-b thiophene-3-carboxylate,ethyl 2-amino-4,5,6,7,8-pentahydrocyclohepta 1,2-b thiophene-3-carboxylate,2-amino-5,6,7,8-tetrahydro-4h-cyclohepta b thiophene-3-carboxylic acid ethyl ester,ethyl 2-aminocyclohepta b thiophene-3-carboxylate,aronis24232,ethyl 2-aminocycloheptathiophene-3-carboxylate,2-amino-3-ethoxy-carbonyl-4,5-pentamethylenethiophene
IUPAC Name ethyl 2-amino-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxylate
InChI Key XTUHIGALMIGZST-UHFFFAOYSA-N
Molecular Formula C12H17NO2S
4

Pizotifen 98.0+%, TCI America™
SDP

CAS: 15574-96-6 Molecular Formula: C19H21NS Molecular Weight (g/mol): 295.444 MDL Number: MFCD00864192 InChI Key: FIADGNVRKBPQEU-UHFFFAOYSA-N Synonym: 4-[9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thien-4-ylidene]-1-methylpiperidine, Sandomigran PubChem CID: 27400 ChEBI: CHEBI:50212 IUPAC Name: 4-(4,5-dihydrobenzo[1,2]cyclohepta[3,4-b]thiophen-10-ylidene)-1-methylpiperidine SMILES: CN1CCC(=C2C3=C(CCC4=CC=CC=C42)SC=C3)CC1

PubChem CID 27400
CAS 15574-96-6
Molecular Weight (g/mol) 295.444
ChEBI CHEBI:50212
MDL Number MFCD00864192
SMILES CN1CCC(=C2C3=C(CCC4=CC=CC=C42)SC=C3)CC1
Synonym 4-[9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thien-4-ylidene]-1-methylpiperidine, Sandomigran
IUPAC Name 4-(4,5-dihydrobenzo[1,2]cyclohepta[3,4-b]thiophen-10-ylidene)-1-methylpiperidine
InChI Key FIADGNVRKBPQEU-UHFFFAOYSA-N
Molecular Formula C19H21NS
5

Ketotifen Fumarate 98.0+%, TCI America™
SDP

CAS: 34580-14-8 Molecular Formula: C23H23NO5S Molecular Weight (g/mol): 425.499 MDL Number: MFCD00079394 InChI Key: YNQQEYBLVYAWNX-WLHGVMLRSA-N Synonym: ketotifen fumarate,zaditen,ketotifen hydrogen fumarate,alaway,unii-hbd503woro,hc 20,511 fumarate,ketotifen fumarate usan:jan,ketotifen fumarate salt,hbd503woro PubChem CID: 5282408 IUPAC Name: (E)-but-2-enedioic acid;10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one SMILES: CN1CCC(=C2C3=C(C(=O)CC4=CC=CC=C42)SC=C3)CC1.C(=CC(=O)O)C(=O)O

PubChem CID 5282408
CAS 34580-14-8
Molecular Weight (g/mol) 425.499
MDL Number MFCD00079394
SMILES CN1CCC(=C2C3=C(C(=O)CC4=CC=CC=C42)SC=C3)CC1.C(=CC(=O)O)C(=O)O
Synonym ketotifen fumarate,zaditen,ketotifen hydrogen fumarate,alaway,unii-hbd503woro,hc 20,511 fumarate,ketotifen fumarate usan:jan,ketotifen fumarate salt,hbd503woro
IUPAC Name (E)-but-2-enedioic acid;10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one
InChI Key YNQQEYBLVYAWNX-WLHGVMLRSA-N
Molecular Formula C23H23NO5S
6

Medchemexpress LLC 3aH-indole-3a-carboxylic acid, biphenyl-4-ylmethyl derivative, sodium salt | 2070009-45-7 | 98.7% | 440.47 g/mol | C25H25N2NaO4 | 25 MG
SDP

Fumarate hydratase-IN-2 sodium salt is a cell-permeable, competitive fumarate hydratase inhibitor (Ki = 4.5 μM) that exhibits nutrient-dependent cytotoxicity. Supplied as a white to off-white solid intended for research use, it is suitable for cell-based and biochemical studies of fumarate hydratase activity.

  • Cell-permeable inhibitor effective in cell-based assays.
  • Competitive inhibition with Ki = 4.5 μM for target engagement.
  • High purity (98.7%) suitable for research applications.
  • Soluble in DMSO and water with warming and sonication.
  • Available in small solid quantities and solution formats for flexibility.

ENCOMPASS_PREFERRED
7

Medchemexpress LLC MEDCHEMEXPRESS LLC

5000407162 KETOTIFEN FUMARATE 500MG

ENCOMPASS_PREFERRED
8

Selleck Chemical LLC Fumarate hydratase-IN-1
SDP

Fumarate hydratase-IN-1 is a small molecule cell-permeable inhibitor of fumarate hydratase It induce alteration of TCA cycle metabolites modulation of cytosolic processes and substantial redox stress responses

ENCOMPASS_PREFERRED
9

Medchemexpress LLC Monoethyl fumarate | 2459-05-4 | MFCD00002699 | 99.6% | 144.13 | C6H8O4 | 5 G
SDP

Monoethyl fumarate is the monoethyl ester of fumaric acid used primarily in research as an activator of the Nrf2 pathway and as a preservative and polymerization agent for macromolecular materials. It is provided as a high-purity solid suitable for biochemical and materials applications.

  • Activates the Nrf2 signaling pathway relevant for redox research.
  • High purity (≈99.6%), suitable for analytical and research use.
  • Solid form with defined storage stability under recommended conditions.
  • Useful as a preservative and polymerization agent for macromolecular materials.
  • Available in multiple pack sizes and solution formats for flexible use.

ENCOMPASS_PREFERRED
10

TARGETMOL CHEMICALS INC Fumarate hydratase-IN-1 2MG
SDP

Also available in 1 mL, 1 mg, 5 mg, 10 mg, 25 mg, 50 mg, 100 mg and bulk. Please contact Fisher for quotes. Fumarate hydratase-IN-1 is a cell-permeable fumarate hydratase inhibitor with antiproliferative activity and can be used to study cellular activity. Purity 98.96%

ENCOMPASS_PREFERRED
11

Selleck Chemical LLC Ensitrelvir fumarate-25MG
SDP

S-217622 (Ensitrelvir fumarate) is the first orally active non-covalent non-peptidic SARS-CoV-2 3CL protease inhibitor with IC50 of 13 nM

ENCOMPASS_PREFERRED
12

Medchemexpress LLC MEDCHEMEXPRESS LLC
SDP

5000385945 DOFEQUIDAR FUMARATE 100MG

ENCOMPASS_PREFERRED
13

Cayman Chemical Tenofovir Disoproxil fumarat
SDP

A prodrug of the HIV reverse transcriptase and hepatitis B virus polymerase inhibitor, tenofovir; >100-fold greater anti-HIV activity than that of poorly bioavailable tenofovir in a T cell line and primary blood lymphocytes

ENCOMPASS_PREFERRED
14

Medchemexpress LLC MEDCHEMEXPRESS LLC
SDP

5000351794 PIREPEMAT FUMARATE 25MG

ENCOMPASS_PREFERRED
15

Medchemexpress LLC Monomethyl fumarate | 1616345-41-5 | MFCD00063174 | 100.0% | 130.10 g/mol | C5H6O4 | 5 MG
SDP

Monomethyl fumarate is the methyl ester metabolite of dimethyl fumarate and is used as a research compound and GPR109A agonist. The material is supplied for laboratory research and analytical reference; available as solid and as DMSO solutions, with analytical documentation available (COA/SDS).

  • High purity (≈99.95%).
  • Molecular formula C5H6O4 and molecular weight 130.10 g/mol.
  • Available as solid, free sample, and 10 mM solutions in DMSO.
  • Suitable as a reference standard and for in vitro pharmacology assays.
  • Not for human therapeutic or clinical use; research use only.

ENCOMPASS_PREFERRED