Cas no 353269-02-0 (Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate)

Methyl 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylate is a heterocyclic ester compound featuring a fused cyclopentathiophene core. Its structure combines the aromaticity of thiophene with the versatility of a cyclopentane ring, making it a valuable intermediate in organic synthesis and pharmaceutical applications. The methyl ester group enhances its reactivity, facilitating further derivatization through hydrolysis or transesterification. This compound is particularly useful in the development of conjugated systems and materials with optoelectronic properties. Its stability and well-defined reactivity profile make it suitable for use in controlled synthetic pathways, including cross-coupling reactions and cyclization processes. The product is typically supplied with high purity to ensure consistent performance in research and industrial applications.
Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate structure
353269-02-0 structure
Product Name:Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate
CAS No:353269-02-0
MF:C9H10O2S
MW:182.239501476288
MDL:MFCD01927210
CID:850479
PubChem ID:5061470
Update Time:2025-06-07

Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate Chemical and Physical Properties

Names and Identifiers

    • Methyl 5,6-dihydro-4H-cyclopenta[b]thiophene-2-carboxylate
    • 4H-cyclopenta[b]thiophene-2-carboxylic acid, 5,6-dihydro-, methyl ester
    • 5,6-Dihydro-2-(methoxycarbonyl)-4H-cyclopenta[b]thiophene
    • methyl 4,5,6-trihydrocyclopenta[2,1-d]thiophene-2-carboxylate
    • Z16210453
    • J-522427
    • EN300-3482727
    • MFCD01927210
    • E10095
    • methyl 4H,5H,6H-cyclopenta[b]thiophene-2-carboxylate
    • Enamine_002998
    • methyl 5,6-dihydro-4H-cyclopenta[b]thiophene-2-carboxylate, AldrichCPR
    • MFMSWHJIFIRYNO-UHFFFAOYSA-N
    • 353269-02-0
    • AKOS000348984
    • SCHEMBL15407033
    • DTXSID80407912
    • Methyl5,6-dihydro-4H-cyclopenta[b]thiophene-2-carboxylate
    • CS-0211345
    • AI-942/13331188
    • FA-0889
    • HMS1402I06
    • STK437002
    • Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate
    • MDL: MFCD01927210
    • Inchi: 1S/C9H10O2S/c1-11-9(10)8-5-6-3-2-4-7(6)12-8/h5H,2-4H2,1H3
    • InChI Key: MFMSWHJIFIRYNO-UHFFFAOYSA-N
    • SMILES: S1C(C(=O)OC)=CC2=C1CCC2

Computed Properties

  • Exact Mass: 182.04015073g/mol
  • Monoisotopic Mass: 182.04015073g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 2
  • Complexity: 193
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: 2.5
  • Topological Polar Surface Area: 54.5?2

Experimental Properties

  • Density: 1.2±0.1 g/cm3
  • Melting Point: 60-62
  • Boiling Point: 311.9±42.0 °C at 760 mmHg
  • Flash Point: 142.4±27.9 °C
  • Vapor Pressure: 0.0±0.7 mmHg at 25°C

Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate Security Information

Methyl 5,6-Dihydro-4H-cyclopentaBthiophene-2-carboxylate Pricemore >>

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