Cas no 55676-22-7 (3-Acetyl-6-chloropyridine)

3-Acetyl-6-chloropyridine is a versatile heterocyclic compound featuring both acetyl and chloro functional groups on a pyridine backbone. Its molecular structure (C7H6ClNO) enables reactivity at multiple sites, making it a valuable intermediate in pharmaceutical and agrochemical synthesis. The acetyl group facilitates further derivatization, while the chloro substituent enhances electrophilic substitution potential. This compound exhibits high purity and stability under standard conditions, ensuring reliable performance in cross-coupling reactions, nucleophilic substitutions, and other synthetic transformations. Its well-defined properties make it suitable for applications in medicinal chemistry, particularly in the development of bioactive molecules. Proper handling and storage are recommended due to its reactive functional groups.
3-Acetyl-6-chloropyridine structure
3-Acetyl-6-chloropyridine structure
Product Name:3-Acetyl-6-chloropyridine
CAS No:55676-22-7
MF:C7H6ClNO
MW:155.581640720367
MDL:MFCD03407343
CID:56803
PubChem ID:2779698
Update Time:2025-10-29

3-Acetyl-6-chloropyridine Chemical and Physical Properties

Names and Identifiers

    • 3-Acetyl-6-chloropyridine
    • 5-Acetyl-2-chloropyridine
    • 1-(6-Chloro-pyridin-3-yl)-ethanone
    • 1-(6-Chloro-3-pyridinyl)-1-ethanone
    • 1-(6-Chloropyridin-3-yl)ethanone
    • 2-Chloro-5-acetylpyridine
    • 6-Chloro-3-Acetylpyridine
    • ETHANONE, 1-(6-CHLORO-3-PYRIDINYL)-
    • 1-(6-Chloropyridin-3-yl)-ethanone
    • FT-0605799
    • AC-28502
    • MFCD03407343
    • 1-(6-chloropyridin-3-yl)ethan-1-one
    • 1-(6-chloro-3-pyridyl)-ethanone
    • AKOS005072203
    • AB14033
    • DB-0607
    • BCP13928
    • 5-acetyl-2-chloro-pyridine
    • 1-(6-chloro-3-pyridinyl)ethanone
    • SCHEMBL213163
    • AM20061325
    • Z1201622182
    • 2-Chloro-5-acetyl-pyridine
    • 1-(6-chloro-3-pyridyl)ethanone
    • DTXSID40381507
    • CS-D0744
    • 1-(6-chloropyrid-3-yl)ethanone
    • SY017267
    • 6-chloro-3-acetyl-pyridine
    • UXSNZYGTQTXRAD-UHFFFAOYSA-N
    • 55676-22-7
    • EN300-112588
    • A830748
    • 6-chloro-3-pyridinylethanone
    • 1-(6-chloranylpyridin-3-yl)ethanone
    • 1-(6-chloro-3-pyridinyl)-1-ethanone, AldrichCPR
    • Q-102823
    • CHEMBL5290227
    • A2796
    • DB-018645
    • 5-Acetyl-2-chloropyridine; 1-(6-Chloro-3-pyridinyl)-1-ethanone
    • MDL: MFCD03407343
    • Inchi: 1S/C7H6ClNO/c1-5(10)6-2-3-7(8)9-4-6/h2-4H,1H3
    • InChI Key: UXSNZYGTQTXRAD-UHFFFAOYSA-N
    • SMILES: ClC1=CC=C(C=N1)C(C)=O

Computed Properties

  • Exact Mass: 155.01400
  • Monoisotopic Mass: 155.014
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 10
  • Rotatable Bond Count: 1
  • Complexity: 138
  • 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: 1.5
  • Topological Polar Surface Area: 30A^2

Experimental Properties

  • Color/Form: Pale-yellow to Yellow-brown Solid
  • Density: 1.233
  • Melting Point: 100.0 to 104.0 deg-C
  • Boiling Point: 280.4°C at 760 mmHg
  • Flash Point: 123.4℃
  • PSA: 29.96000
  • LogP: 1.93760

3-Acetyl-6-chloropyridine Security Information

3-Acetyl-6-chloropyridine Customs Data

  • HS CODE:2933399090
  • Customs Data:

    China Customs Code:

    2933399090

    Overview:

    2933399090. Other compounds with non fused pyridine rings in structure. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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3-Acetyl-6-chloropyridine Production Method

3-Acetyl-6-chloropyridine Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:55676-22-7)2-Chloro-5-acetylpyridine
Order Number:LE9372;LE27066136
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:01
Price ($):discuss personally
Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:55676-22-7)2-Chloro-5-acetylpyridine
Order Number:sfd3416
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:33
Price ($):discuss personally

3-Acetyl-6-chloropyridine Related Literature

Additional information on 3-Acetyl-6-chloropyridine

Introduction to 3-Acetyl-6-chloropyridine (CAS No. 55676-22-7) and Its Recent Applications in Chemical Biology

3-Acetyl-6-chloropyridine, identified by the Chemical Abstracts Service Number (CAS No.) 55676-22-7, is a significant heterocyclic compound that has garnered considerable attention in the field of chemical biology and pharmaceutical research. This compound, characterized by its acetyl and chloro substituents on a pyridine backbone, exhibits versatile reactivity that makes it a valuable scaffold for the synthesis of various biologically active molecules.

The structural motif of 3-Acetyl-6-chloropyridine positions it as a key intermediate in the development of pharmaceutical agents, particularly those targeting neurological and inflammatory disorders. The presence of both the acetyl group and the chloro substituent allows for facile functionalization via nucleophilic substitution reactions, enabling the construction of complex molecular architectures. Such structural features are highly desirable in medicinal chemistry, where modularity and adaptability are critical for optimizing drug-like properties.

In recent years, 3-Acetyl-6-chloropyridine has been explored in the synthesis of small-molecule inhibitors that modulate enzyme activity. For instance, studies have demonstrated its utility in generating derivatives that interact with kinases and phosphodiesterases, which are central to signaling pathways implicated in cancer and autoimmune diseases. The acetyl group on the pyridine ring can be further modified to introduce additional pharmacophores, enhancing binding affinity and selectivity.

One notable application of 3-Acetyl-6-chloropyridine is in the development of novel antimicrobial agents. The chloro substituent serves as a handle for introducing halogen bonding interactions, which can improve drug delivery and efficacy against resistant bacterial strains. Additionally, the acetyl moiety can be leveraged to enhance solubility and metabolic stability, critical factors for therapeutic success. Recent publications highlight its role in designing compounds with potent activity against Gram-negative pathogens, addressing a growing global health concern.

The compound’s versatility extends to its use in material science applications, particularly in the design of organic semiconductors and ligands for metal-organic frameworks (MOFs). The pyridine core provides coordination sites for metal ions, while the acetyl and chloro groups contribute to tunable electronic properties. This has opened up new avenues for developing advanced materials with applications in catalysis, gas storage, and optoelectronics.

From a synthetic chemistry perspective, 3-Acetyl-6-chloropyridine serves as a precursor for constructing more complex heterocycles through condensation reactions with carbonyl compounds or cycloaddition processes. Its reactivity under various conditions—such as palladium-catalyzed cross-coupling or copper-mediated coupling—makes it an indispensable building block in modern synthetic protocols. Researchers have also explored its use in flow chemistry systems, where controlled reaction conditions enhance yield and scalability.

The pharmacological potential of derivatives derived from 3-Acetyl-6-chloropyridine continues to be an area of active investigation. Preclinical studies have shown promising results with analogs targeting protein-protein interactions (PPIs), which are challenging but crucial therapeutic targets. The ability to fine-tune electronic and steric properties through structural modifications allows for the development of high-affinity binders with minimal off-target effects.

Environmental considerations also play a role in the utilization of 3-Acetyl-6-chloropyridine. Efforts have been made to develop greener synthetic routes that minimize waste generation and hazardous byproducts. These sustainable approaches align with broader industry trends toward green chemistry principles, ensuring that the compound’s production remains environmentally responsible.

In conclusion, 3-Acetyl-6-chloropyridine (CAS No. 55676-22-7) represents a multifaceted compound with broad applications across chemical biology, pharmaceuticals, and material science. Its unique structural features enable diverse functionalization strategies, making it an invaluable tool for researchers seeking to develop innovative therapeutics and advanced materials. As scientific understanding evolves, further exploration into its derivatives promises to yield groundbreaking advancements with significant societal impact.

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Suzhou Senfeida Chemical Co., Ltd
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