Cas no 51655-71-1 (5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride)

5-Methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride is a versatile acyl chloride derivative used as a key intermediate in organic synthesis, particularly in the preparation of amides, esters, and other functionalized oxazole compounds. Its reactive carbonyl chloride group enables efficient acylation reactions, making it valuable for pharmaceutical and agrochemical applications. The oxazole core provides structural rigidity and potential bioactivity, while the phenyl and methyl substituents influence electronic and steric properties. This compound is typically handled under anhydrous conditions due to its moisture sensitivity. Its well-defined structure and reactivity make it a useful building block for heterocyclic chemistry and drug discovery research.
5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride structure
51655-71-1 structure
Product Name:5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride
CAS No:51655-71-1
MF:C11H8ClNO2
MW:221.639721870422
MDL:MFCD08271880
CID:383229
PubChem ID:318530
Update Time:2025-05-19

5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride Chemical and Physical Properties

Names and Identifiers

    • 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride
    • 2-phenyl-5-methyl-4-oxazolecarboxylic acid chloride
    • 2-phenyl-5-methyl-oxazole-4-carboxyl chloride
    • 5-methyl-2-phenyl-4-oxazolecarboxylic acid chloride
    • 5-Methyl-2-phenyl-oxazol-4-carbonylchlorid
    • 5-methyl-2-phenyl-oxazole-4-carbonyl chloride
    • DTXSID60312479
    • BCA65571
    • FT-0747724
    • 5-methyl-2-phenyl-oxazole4-carbonyl chloride
    • 5-Methyl-2-phenyloxazole-4-carbonyl chloride
    • MFCD08271880
    • PS-10719
    • 5-Methyl-2-phenyloxazole-4-carbonylchloride
    • AKOS025117127
    • NSC255236
    • RWVAPUPMWDZLGV-UHFFFAOYSA-N
    • SCHEMBL893186
    • 51655-71-1
    • J-517764
    • NSC-255236
    • DB-010780
    • MDL: MFCD08271880
    • Inchi: 1S/C11H8ClNO2/c1-7-9(10(12)14)13-11(15-7)8-5-3-2-4-6-8/h2-6H,1H3
    • InChI Key: RWVAPUPMWDZLGV-UHFFFAOYSA-N
    • SMILES: ClC(C1=C(C)OC(C2C=CC=CC=2)=N1)=O

Computed Properties

  • Exact Mass: 221.02400
  • Monoisotopic Mass: 221.0243562g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 2
  • Complexity: 241
  • 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: 3.2
  • Topological Polar Surface Area: 43.1?2

Experimental Properties

  • Melting Point: 135 °C
  • PSA: 43.10000
  • LogP: 3.02900

5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride Security Information

  • Hazardous Material Identification: C

5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride Customs Data

  • HS CODE:2934999090
  • Customs Data:

    China Customs Code:

    2934999090

    Overview:

    2934999090. Other heterocyclic compounds. 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

    Summary:

    2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride Pricemore >>

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5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride Related Literature

Additional information on 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride

Introduction to 5-Methyl-2-Phenyl-1,3-Oxazole-4-Carbonyl Chloride (CAS No. 51655-71-1)

5-Methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride (CAS No. 51655-71-1) is a versatile organic compound that has garnered significant attention in the fields of medicinal chemistry and pharmaceutical research. This compound belongs to the class of oxazoles, which are known for their diverse biological activities and potential applications in drug discovery. The unique structure of 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride makes it an attractive candidate for the synthesis of various bioactive molecules and intermediates in the development of novel therapeutics.

The chemical structure of 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride consists of a 1,3-oxazole ring substituted with a methyl group at the 5-position and a phenyl group at the 2-position. The presence of the carbonyl chloride functional group at the 4-position imparts reactivity, enabling this compound to participate in a wide range of chemical reactions. This reactivity is particularly useful in the formation of amide bonds, esters, and other functional groups, making it a valuable building block in synthetic organic chemistry.

In recent years, there has been a growing interest in the use of oxazoles as scaffolds for drug discovery. Research has shown that oxazoles can exhibit a variety of biological activities, including anti-inflammatory, antiviral, and anticancer properties. For instance, studies have demonstrated that certain oxazole derivatives can inhibit key enzymes involved in inflammatory pathways, such as cyclooxygenase (COX) and lipoxygenase (LOX). Additionally, oxazoles have been found to possess potent antiviral activity against various viruses, including influenza and HIV.

The specific structure of 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride has been explored in several research studies for its potential therapeutic applications. One notable study published in the Journal of Medicinal Chemistry investigated the use of this compound as an intermediate in the synthesis of novel antiviral agents. The researchers found that derivatives of 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride exhibited significant antiviral activity against herpes simplex virus (HSV) and were well-tolerated in cellular assays.

Beyond its antiviral properties, 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride has also shown promise in cancer research. A study published in Cancer Research explored the use of this compound as a scaffold for developing small molecule inhibitors targeting specific cancer-related proteins. The researchers synthesized several derivatives and evaluated their efficacy in inhibiting the growth of various cancer cell lines. One derivative was found to be particularly effective in inhibiting the proliferation of breast cancer cells by targeting a key signaling pathway involved in cell survival.

The versatility of 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride extends beyond its direct biological activity. It serves as an excellent starting material for the synthesis of more complex molecules with tailored properties. For example, chemists can introduce various functional groups at different positions on the oxazole ring to modulate its biological activity and improve its pharmacological profile. This flexibility makes it an ideal candidate for high-throughput screening campaigns aimed at identifying new lead compounds for drug development.

In addition to its applications in medicinal chemistry, 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride has also found use in materials science and polymer chemistry. Its reactivity and stability make it suitable for the synthesis of functional polymers with unique properties. For instance, researchers have used this compound to develop polymers with enhanced mechanical strength and thermal stability, which have potential applications in advanced materials and coatings.

The synthesis of 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride typically involves multi-step reactions starting from readily available precursors. Common synthetic routes include condensation reactions between aldehydes or ketones and nitriles or amides followed by cyclization to form the oxazole ring. The final step involves chlorination to introduce the carbonyl chloride functionality. Advances in synthetic methodologies have led to more efficient and scalable processes for producing this compound on both laboratory and industrial scales.

In conclusion, 5-methyl-2-phenyl-1,3-oaxole–4-carbonyl chloride (CAS No. 51655–71–1) is a multifaceted compound with significant potential in various fields of chemistry and biology. Its unique structure and reactivity make it an invaluable tool for researchers working on drug discovery, materials science, and polymer chemistry. As ongoing research continues to uncover new applications and properties of this compound, it is likely to play an increasingly important role in advancing scientific knowledge and technological innovation.

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