Cas no 90649-99-3 (3,5-bis(Methylsulfonyl)benzoyl Chloride)

3,5-Bis(Methylsulfonyl)benzoyl Chloride is a high-purity reagent primarily used as a versatile intermediate in organic synthesis, particularly in the preparation of pharmaceuticals and specialty chemicals. Its key structural features include two methylsulfonyl groups at the 3- and 5-positions, which enhance reactivity and selectivity in acylations and nucleophilic substitutions. The benzoyl chloride moiety facilitates efficient coupling reactions, making it valuable for constructing complex molecular architectures. This compound exhibits excellent stability under standard handling conditions and is compatible with a range of solvents. Its well-defined reactivity profile ensures consistent performance in demanding synthetic applications, such as the development of active pharmaceutical ingredients (APIs) and advanced materials.
3,5-bis(Methylsulfonyl)benzoyl Chloride structure
90649-99-3 structure
Product Name:3,5-bis(Methylsulfonyl)benzoyl Chloride
CAS No:90649-99-3
MF:C9H9ClO5S2
MW:296.747759580612
CID:803144
PubChem ID:2761105
Update Time:2025-06-30

3,5-bis(Methylsulfonyl)benzoyl Chloride Chemical and Physical Properties

Names and Identifiers

    • Benzoyl chloride,3,5-bis(methylsulfonyl)-
    • 3,5-BIS(METHYLSULFONYL)BENZOYL CHLORIDE
    • SCHEMBL2568764
    • 3,5-bis(methylsulphonyl)benzoyl chloride
    • DTXSID00375548
    • A843607
    • 3,5-Bis(methylsulfonyl)benzoylchloride
    • 90649-99-3
    • AKOS015852488
    • FT-0676984
    • 3,5-dimethanesulfonylbenzoyl chloride
    • HVFOLOQLYMETFF-UHFFFAOYSA-N
    • 3,5-bis(Methylsulfonyl)benzoyl Chloride
    • MDL: MFCD04037981
    • Inchi: 1S/C9H9ClO5S2/c1-16(12,13)7-3-6(9(10)11)4-8(5-7)17(2,14)15/h3-5H,1-2H3
    • InChI Key: HVFOLOQLYMETFF-UHFFFAOYSA-N
    • SMILES: ClC(C1C=C(C=C(C=1)S(C)(=O)=O)S(C)(=O)=O)=O

Computed Properties

  • Exact Mass: 295.958
  • Monoisotopic Mass: 295.958
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 5
  • Heavy Atom Count: 17
  • Rotatable Bond Count: 3
  • Complexity: 457
  • 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: 0.9
  • Topological Polar Surface Area: 102?2

Experimental Properties

  • Melting Point: 188-190°C

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Additional information on 3,5-bis(Methylsulfonyl)benzoyl Chloride

3,5-Bis(Methylsulfonyl)benzoyl Chloride: A Comprehensive Overview

The compound 3,5-bis(methylsulfonyl)benzoyl chloride (CAS No. 90649-99-3) is a highly reactive and versatile chemical entity with significant applications in organic synthesis and materials science. This compound is characterized by its unique structure, which combines a benzoyl chloride group with two methylsulfonyl substituents at the 3 and 5 positions of the benzene ring. The presence of these substituents imparts distinct electronic and steric properties, making it a valuable building block in various chemical reactions.

3,5-Bis(methylsulfonyl)benzoyl chloride is synthesized through a series of well-established organic transformations. The key steps involve the sulfonation of benzene derivatives followed by chlorination to introduce the benzoyl chloride functionality. Recent advancements in catalytic methods have enabled more efficient and selective syntheses, reducing side reactions and improving overall yields. These improvements are particularly important for large-scale production in industries such as pharmaceuticals and agrochemicals.

The reactivity of 3,5-bis(methylsulfonyl)benzoyl chloride is primarily driven by the electron-withdrawing effects of the methylsulfonyl groups. These groups deactivate the benzene ring toward electrophilic substitution but activate it for nucleophilic aromatic substitution under specific conditions. This dual reactivity makes the compound a valuable substrate for designing complex molecules with tailored functionalities. For instance, it has been extensively used in the construction of heterocyclic compounds, which are critical intermediates in drug discovery.

Recent studies have highlighted the potential of 3,5-bis(methylsulfonyl)benzoyl chloride in advanced materials science. Researchers have explored its use as a precursor for synthesizing high-performance polymers and organic semiconductors. The compound's ability to form stable covalent bonds with a wide range of nucleophiles makes it an ideal candidate for cross-coupling reactions, which are essential in modern materials engineering.

In addition to its synthetic applications, 3,5-bis(methylsulfonyl)benzoyl chloride has shown promise in biological systems. Preliminary studies suggest that it may exhibit bioactivity against certain enzymes, making it a potential lead compound for drug development. However, further research is required to fully understand its pharmacokinetic properties and safety profile.

The handling and storage of 3,5-bis(methylsulfonyl)benzoyl chloride require careful consideration due to its reactive nature. It should be stored in a cool, dry place away from incompatible materials such as strong bases or nucleophiles. Proper personal protective equipment must be used during handling to minimize exposure risks.

In conclusion, 3,5-bis(methylsulfonyl)benzoyl chloride (CAS No. 90649-99-3) is a multifaceted compound with diverse applications across various fields of chemistry. Its unique structure and reactivity make it an invaluable tool for researchers and industry professionals alike. As ongoing research continues to uncover new applications and improve synthetic methodologies, this compound is poised to play an even more significant role in the development of innovative chemical products.

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