4-Oxothiane is used as a solvent and in the manufacture of pharmaceuticals, dyes, and other chemicals.
CAT No: HB00136
CAS No:1072-72-6
Synonyms/Alias:Tetrahydrothiopyran-4-one;1072-72-6;Tetrahydro-4H-thiopyran-4-one;thian-4-one;4-Oxothiane;Penthianone;4-Thiacyclohexanone;4H-Thiopyran-4-one, tetrahydro-;1-Thiacyclohexan-4-one;dihydro-2H-thiopyran-4(3H)-one;Tetrahydro-4-thiopyrone;4-Oxotetrahydrothiopyran;Tetrahydrothiopyranone;Tetrahydro-1-thio-4-pyrone;4-THIANONE;Tetrahydro-1,4-thiapyrone;2,3,5,6-Tetrahydro-4-thiopyranone;UNII-667X5M356L;Tetrahydro-1-thio-.gamma.-pyrone;4-tetrahydrothiopyranone;Tetrahydrothia-4-pyranone;EINECS 214-015-7;MFCD00006660;NSC 41599;NSC-41599;667X5M356L;4h-tetrahydrothiopyran-4-one;Tetrahydro-4H-thiapyran-4-one;4-THIACYCLOHEXAN-1-ONE;TETRAHYDROTHIAPYRAN-4-ONE;DTXSID40147948;TETRAHYDRO-2H-THIOPYRAN-4-ONE;Tetrahydro-thiopyran-4-one;Tetrahydro-?4H-?thiopyran-?4-?one;Tetrahydro-1-thio-gamma-pyrone;tetrahydrothiopyran4-one;Tetrahydrothiopyran-4one;terahydrothiopyran-4-one;SCHEMBL103558;SCHEMBL5196763;DTXCID6070439;tetrahydro-(4H)-thiopyran-4-one;2,5,6-Tetrahydro-4-thiopyranone;HMS1788F19;ALBB-006274;BCP09565;dihydro-2H-thiopyran-4 (3H)-one;NSC41599;STK503799;AKOS000321369;Tetrahydro-4H-thiopyran-4-one, 99%;AC-1822;CS-W002007;HY-W002007;PB25896;PS-4496;4H-Thiopyran-4-one, tetrahydro-(8CI);SY007101;DB-015053;NS00021490;O0112;EN300-10900;4H-Thiopyran-4-one, tetrahydro-(8CI)(9CI);Q27263968;F0001-2573;Tetrahydro-4H-thiopyran-4-one, purum, >=99.0% (GC);
4-Oxothiane is a heterocyclic organic compound characterized by a six-membered ring containing both sulfur and a ketone functional group. Its unique structural features make it a valuable scaffold in organic synthesis and a versatile building block in the development of more complex molecules. The incorporation of both sulfur and oxygen heteroatoms imparts distinct electronic and steric properties, making it of significant interest in chemical research and synthetic methodology. Researchers utilize this compound to explore new reaction pathways, investigate heterocycle reactivity, and design novel materials or intermediates for various scientific applications.
Synthetic intermediate: In organic synthesis, 4-oxothiane serves as a key intermediate for constructing sulfur-containing heterocycles and related frameworks. Its reactivity profile allows for functional group transformations, ring expansions, and nucleophilic substitutions, facilitating the creation of structurally diverse molecules. Chemists leverage its ketone functionality to introduce further modifications through condensation, reduction, or alkylation reactions, enabling the efficient assembly of complex architectures for research and industrial purposes.
Heterocyclic chemistry studies: The compound is frequently employed in the study of heterocyclic chemistry due to its stable yet reactive core. Its presence enables researchers to examine the influence of sulfur and oxygen atoms on ring stability, aromaticity, and electronic distribution within six-membered rings. Investigations involving 4-oxothiane contribute to a deeper understanding of heteroatom effects, ring strain, and the development of synthetic analogs with tailored electronic properties.
Material science research: Owing to its distinctive heteroatom composition, 4-oxothiane is explored as a precursor in the design of novel materials, such as sulfur-containing polymers and advanced functional materials. Its integration into polymer backbones or as a monomeric unit can impart unique mechanical, thermal, or electronic properties. Material scientists utilize it to investigate structure-property relationships, aiming to develop new materials with applications in electronics, coatings, or specialty composites.
Analytical reference standard: The compound is also valuable as an analytical standard in chromatographic and spectroscopic studies. Its well-defined structure and characteristic spectral features make it suitable for method development, calibration, and validation in analytical laboratories. Researchers employ it to optimize detection protocols, assess instrument performance, and ensure the accuracy of qualitative and quantitative analyses involving sulfur- and oxygen-containing heterocycles.
Chemical reactivity exploration: 4-Oxothiane is utilized in mechanistic investigations to probe the reactivity of sulfur- and oxygen-substituted rings under various chemical conditions. Its defined structure allows for systematic studies of nucleophilic and electrophilic attack, ring-opening reactions, and tautomeric equilibria. Such research provides valuable insights into reaction mechanisms and guides the rational design of new synthetic strategies involving related heterocyclic systems.
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