Cas no 90971-89-4 (2-(4-Bromo-3-methylphenoxy)acetic acid)

2-(4-Bromo-3-methylphenoxy)acetic acid is a brominated aromatic compound featuring a phenoxyacetic acid backbone with a methyl substituent at the 3-position. This structure imparts unique reactivity, making it a valuable intermediate in organic synthesis, particularly for the preparation of agrochemicals, pharmaceuticals, and specialty chemicals. The bromine atom enhances its utility in cross-coupling reactions, such as Suzuki or Heck couplings, enabling further functionalization. Its crystalline form ensures consistent purity and handling stability. The compound’s well-defined molecular architecture allows for precise modifications, supporting applications in ligand design and bioactive molecule development. Suitable for controlled reactions, it offers synthetic flexibility while maintaining structural integrity under standard laboratory conditions.
2-(4-Bromo-3-methylphenoxy)acetic acid structure
90971-89-4 structure
Product Name:2-(4-Bromo-3-methylphenoxy)acetic acid
CAS No:90971-89-4
MF:C9H9BrO3
MW:245.069962263107
CID:1070855
PubChem ID:687013
Update Time:2025-06-08

2-(4-Bromo-3-methylphenoxy)acetic acid Chemical and Physical Properties

Names and Identifiers

    • 2-(4-Bromo-3-methylphenoxy)acetic acid
    • 2-(4-Bromo-3-methylphenoxy)acetic acid (ACI)
    • Acetic acid, [(4-bromo-m-tolyl)oxy]- (7CI)
    • (4-Bromo-3-methyl-phenoxy)-acetic acid
    • 4-bromo-3-methylphenoxyacetic acid
    • A1-13404
    • G66888
    • SCHEMBL3205933
    • Oprea1_851167
    • Oprea1_275979
    • (4-Bromo-3-methylphenoxy)acetic acid, AldrichCPR
    • FS-2309
    • STK001908
    • AKOS000319489
    • EN300-380896
    • 2-(4-bromo-3-methyl-phenoxy)acetic Acid
    • AN-329/41044346
    • MFCD03129268
    • (4-bromo-3-methylphenoxy)acetic acid
    • 90971-89-4
    • DTXSID50350729
    • CS-0117030
    • Z57204188
    • 2-(4-bromo-3-methylphenoxy)aceticacid
    • BBL023735
    • MDL: MFCD03129268
    • Inchi: 1S/C9H9BrO3/c1-6-4-7(2-3-8(6)10)13-5-9(11)12/h2-4H,5H2,1H3,(H,11,12)
    • InChI Key: XBWSIQZJWUSHEH-UHFFFAOYSA-N
    • SMILES: O=C(COC1C=C(C)C(Br)=CC=1)O

Computed Properties

  • Exact Mass: 243.97351g/mol
  • Monoisotopic Mass: 243.97351g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 13
  • Rotatable Bond Count: 3
  • Complexity: 184
  • 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: 2
  • Topological Polar Surface Area: 46.5?2

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2-(4-Bromo-3-methylphenoxy)acetic acid Production Method

Production Method 1

Reaction Conditions
1.1 Solvents: Acetonitrile ,  Water ;  overnight, pH 9.5, rt
1.2 Reagents: Ethanol
1.3 Reagents: Molybdenum hexacarbonyl ,  Cesium hydroxide Catalysts: Palladate(1-), [2′-(amino-κN)[1,1′-biphenyl]-2-yl-κC]chloro[2′-(dicyclohexylphos… Solvents: 1-Methoxy-2-propanol ,  Water ;  15 h, 80 °C
Reference
Palladium-Catalyzed Hydroxycarbonylation of (Hetero)aryl Halides for DNA-Encoded Chemical Library Synthesis
Li, Jian-Yuan; Miklossy, Gabriella; Modukuri, Ram K.; Bohren, Kurt M.; Yu, Zhifeng; et al, Bioconjugate Chemistry, 2019, 30(8), 2209-2215

2-(4-Bromo-3-methylphenoxy)acetic acid Raw materials

2-(4-Bromo-3-methylphenoxy)acetic acid Preparation Products

Additional information on 2-(4-Bromo-3-methylphenoxy)acetic acid

Comprehensive Overview of 2-(4-Bromo-3-methylphenoxy)acetic acid (CAS No. 90971-89-4): Properties, Applications, and Research Insights

2-(4-Bromo-3-methylphenoxy)acetic acid (CAS No. 90971-89-4) is a specialized organic compound with a molecular formula of C9H9BrO3. This brominated aromatic derivative features a phenoxyacetic acid backbone, making it a valuable intermediate in pharmaceutical synthesis, agrochemical development, and material science. Its unique structure, combining a bromo substituent and a methyl group on the phenyl ring, enhances its reactivity in cross-coupling reactions, a topic frequently searched by chemists exploring palladium-catalyzed reactions or Suzuki-Miyaura coupling.

In recent years, the demand for halogenated compounds like 2-(4-Bromo-3-methylphenoxy)acetic acid has surged due to their role in designing bioactive molecules. Researchers often inquire about its solubility (soluble in polar solvents like ethanol and DMSO) and melting point (typically 120–125°C), which are critical for reaction optimization. Environmental concerns have also driven interest in green chemistry alternatives, prompting studies on its biodegradability and safer synthesis routes—a trending topic in sustainable chemistry forums.

The compound’s herbicidal activity has sparked attention in agricultural research, aligning with searches for novel plant growth regulators. Its mode of action, resembling auxin-like herbicides, makes it a candidate for crop protection formulations. However, regulatory compliance remains a hotspot, with users frequently searching for REACH compliance or FDA approval status of such derivatives. Analytical techniques like HPLC purification and NMR characterization are often discussed in peer-reviewed studies, reflecting the compound’s analytical challenges.

From an industrial perspective, 2-(4-Bromo-3-methylphenoxy)acetic acid serves as a precursor for liquid crystal materials and polymeric additives, addressing queries about high-performance materials. Its stability under thermal stress (decomposing above 200°C) is frequently cited in material durability studies. Patent databases reveal its use in electronic coatings, linking to the booming flexible electronics market—a key area for SEO-driven content.

Safety data sheets emphasize handling precautions, though it’s non-classified as hazardous under standard protocols. Lab enthusiasts often search for storage conditions (recommended at 2–8°C in amber vials) and compatibility with common reagents. The compound’s spectral data (IR, MS) is widely shared in open-access chemistry databases, catering to the open science movement. As synthetic methodologies evolve, microwave-assisted synthesis of such bromo derivatives gains traction, merging with lab automation trends.

In conclusion, 2-(4-Bromo-3-methylphenoxy)acetic acid exemplifies the intersection of traditional organic chemistry and modern applications. Its versatility answers diverse search intents—from academic research to industrial scalability—while adhering to SEO best practices through semantically rich terms like structure-activity relationships and process optimization. Future studies may explore its catalytic applications or nanomaterial functionalization, ensuring sustained relevance in scientific discourse.

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