Cas no 23056-35-1 (4-Chloro-2-methyl-3-nitropyridine)

4-Chloro-2-methyl-3-nitropyridine is a versatile heterocyclic compound widely used in pharmaceutical and agrochemical research. Its structure, featuring a chloro and nitro substituent on a methylated pyridine ring, makes it a valuable intermediate in synthesizing biologically active molecules. The compound exhibits high reactivity, particularly in nucleophilic substitution and reduction reactions, enabling the preparation of diverse derivatives. Its stability under standard conditions ensures ease of handling and storage. Researchers favor this compound for its role in developing potential drug candidates and specialty chemicals. The presence of both electron-withdrawing and electron-donating groups enhances its utility in fine chemical synthesis.
4-Chloro-2-methyl-3-nitropyridine structure
23056-35-1 structure
Product Name:4-Chloro-2-methyl-3-nitropyridine
CAS No:23056-35-1
MF:C6H5ClN2O2
MW:172.569100141525
MDL:MFCD11215572
CID:1025765
PubChem ID:14448144
Update Time:2025-10-24

4-Chloro-2-methyl-3-nitropyridine Chemical and Physical Properties

Names and Identifiers

    • 4-chloro-2-methyl-3-nitro-Pyridine
    • 2-Methyl-3-nitro-4-chloropyridine
    • 4-?Chloro-?2-?methyl-?3-?nitropyridine
    • 4-Chloro-2-methyl-3-nitropyridine
    • 4-chloro-3-nitro-2-methylpyridine
    • 4-chloro-3-nitro-2-picoline
    • Pyridine, 4-chloro-2-methyl-3-nitro-
    • 1489AB
    • RP23485
    • AM803559
    • SY021422
    • ST24043563
    • 4-?chloro-?2-?methyl-?3-?nitro-?Pyridine
    • F10243
    • SCHEMBL2972185
    • 23056-35-1
    • MFCD11215572
    • SB52912
    • YAA05635
    • CS-0147960
    • A878341
    • EN300-195246
    • J-514963
    • AKOS006307199
    • DS-15492
    • DTXSID60560397
    • ZB0091
    • 4-Chloro-2-methyl-3-nitro-pyridine;4-Chloro-2-methyl-3-nitropyridine
    • MDL: MFCD11215572
    • Inchi: 1S/C6H5ClN2O2/c1-4-6(9(10)11)5(7)2-3-8-4/h2-3H,1H3
    • InChI Key: NRXOKEODPIKBFA-UHFFFAOYSA-N
    • SMILES: ClC1C=CN=C(C)C=1[N+](=O)[O-]

Computed Properties

  • Exact Mass: 172.00400
  • Monoisotopic Mass: 172.004
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 11
  • Rotatable Bond Count: 0
  • Complexity: 159
  • 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
  • Topological Polar Surface Area: 58.7
  • XLogP3: 1.7

Experimental Properties

  • Boiling Point: 247.1±35.0℃ at 760 mmHg
  • PSA: 58.71000
  • LogP: 2.47480

4-Chloro-2-methyl-3-nitropyridine Security Information

4-Chloro-2-methyl-3-nitropyridine 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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4-Chloro-2-methyl-3-nitropyridine Related Literature

Additional information on 4-Chloro-2-methyl-3-nitropyridine

Recent Advances in the Synthesis and Applications of 4-Chloro-2-methyl-3-nitropyridine (CAS: 23056-35-1)

4-Chloro-2-methyl-3-nitropyridine (CAS: 23056-35-1) is a key intermediate in the synthesis of various pharmaceuticals and agrochemicals. Recent studies have highlighted its importance in the development of novel therapeutic agents, particularly in the fields of oncology and infectious diseases. This research brief aims to provide an overview of the latest advancements in the synthesis, characterization, and applications of this compound, with a focus on its role in drug discovery and development.

In a recent study published in the Journal of Medicinal Chemistry, researchers explored the use of 4-Chloro-2-methyl-3-nitropyridine as a precursor for the synthesis of potent kinase inhibitors. The study demonstrated that modifications at the 4-chloro and 3-nitro positions could significantly enhance the binding affinity of the resulting compounds to specific kinase targets. This finding opens new avenues for the design of targeted cancer therapies with improved efficacy and reduced side effects.

Another significant development was reported in the field of antimicrobial research. A team of scientists from the University of Cambridge utilized 4-Chloro-2-methyl-3-nitropyridine as a building block for the synthesis of novel antibacterial agents. The resulting compounds exhibited strong activity against multidrug-resistant strains of Staphylococcus aureus and Escherichia coli, suggesting potential applications in combating antibiotic-resistant infections.

From a synthetic chemistry perspective, recent advancements have focused on optimizing the production process of 4-Chloro-2-methyl-3-nitropyridine. A study published in Organic Process Research & Development detailed a novel catalytic method that significantly improves yield and reduces waste generation. This environmentally friendly approach aligns with the growing emphasis on sustainable chemistry practices in the pharmaceutical industry.

The compound's potential in agrochemical applications has also been explored. Research conducted at the National Chemical Laboratory in India demonstrated that derivatives of 4-Chloro-2-methyl-3-nitropyridine could serve as effective fungicides with low environmental persistence. This finding is particularly relevant given the increasing need for crop protection solutions that minimize ecological impact.

Looking ahead, the versatility of 4-Chloro-2-methyl-3-nitropyridine continues to attract research interest. Ongoing studies are investigating its use in the development of fluorescent probes for biological imaging and as a scaffold for the design of enzyme inhibitors. The compound's unique chemical properties make it a valuable tool for medicinal chemists working across multiple therapeutic areas.

In conclusion, 4-Chloro-2-methyl-3-nitropyridine (CAS: 23056-35-1) remains a compound of significant interest in chemical biology and pharmaceutical research. The recent studies highlighted in this brief demonstrate its broad utility and potential for future applications. As research in this area continues to evolve, we can expect to see further innovations leveraging this important chemical building block.

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