Cas no 705240-99-9 (2-(4-Amino-3-methylphenyl)acetic acid)

2-(4-Amino-3-methylphenyl)acetic acid is a substituted phenylacetic acid derivative featuring both an amino and a methyl functional group on the aromatic ring. This compound serves as a versatile intermediate in organic synthesis and pharmaceutical research, particularly in the development of active pharmaceutical ingredients (APIs) and fine chemicals. Its structural features, including the carboxylic acid and aromatic amine moieties, make it suitable for further functionalization through amidation, esterification, or coupling reactions. The methyl substitution enhances steric and electronic properties, influencing reactivity and selectivity in synthetic applications. High-purity grades are available to ensure consistent performance in research and industrial processes.
2-(4-Amino-3-methylphenyl)acetic acid structure
705240-99-9 structure
Product Name:2-(4-Amino-3-methylphenyl)acetic acid
CAS No:705240-99-9
MF:C9H11NO2
MW:165.189142465591
MDL:MFCD11036405
CID:1123798
Update Time:2025-11-04

2-(4-Amino-3-methylphenyl)acetic acid Chemical and Physical Properties

Names and Identifiers

    • 2-(4-Amino-3-methylphenyl)acetic Acid
    • 4-amino-3-methylBenzeneacetic acid
    • Benzeneacetic acid, 4-?amino-?3-?methyl-
    • AK151433
    • 2-Amino-5-(carboxymethyl)toluene
    • 4-Amino-3-methylphenylacetic acid
    • 4-(Carboxymethyl)-2-methylaniline
    • 5220AJ
    • FCH886355
    • TRA0077605
    • 2-(4-Amino-3-methylphenyl)aceticAcid
    • OR18023
    • SY026682
    • AX8288046
    • ST24039394
    • (2-Methyl-pyridin-3-yl)-hydrazine dihydrochloride
    • 2-(4-Amino-3-methylphenyl)acetic acid
    • MDL: MFCD11036405
    • Inchi: 1S/C9H11NO2/c1-6-4-7(5-9(11)12)2-3-8(6)10/h2-4H,5,10H2,1H3,(H,11,12)
    • InChI Key: LTCIAYCHYFURKB-UHFFFAOYSA-N
    • SMILES: OC(CC1C=CC(=C(C)C=1)N)=O

Computed Properties

  • Exact Mass: 165.07900
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 2
  • Complexity: 170
  • XLogP3: 0.8
  • Topological Polar Surface Area: 63.3

Experimental Properties

  • PSA: 63.32000
  • LogP: 1.78550

2-(4-Amino-3-methylphenyl)acetic acid Customs Data

  • HS CODE:2922499990
  • Customs Data:

    China Customs Code:

    2922499990

    Overview:

    2922499990 Other amino acids and their esters and their salts(Except those containing more than one oxygen-containing group). VAT:17.0% Tax refund rate:9.0% Regulatory conditions:AB(Customs clearance form for Inbound Goods,Customs clearance form for outbound goods) MFN tariff:6.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, The color of ethanolamine and its salt should be reported, The package of ethanolamine and its salt shall be declared

    Regulatory conditions:

    A.Customs clearance form for Inbound Goods
    B.Customs clearance form for outbound goods

    Inspection and quarantine category:

    P.Imported animals and plants\Quarantine of animal and plant products
    Q.Outbound animals and plants\Quarantine of animal and plant products
    R.Sanitary supervision and inspection of imported food
    S.Sanitary supervision and inspection of exported food
    M.Import commodity inspection
    N.Export commodity inspection

    Summary:

    HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

2-(4-Amino-3-methylphenyl)acetic acid Pricemore >>

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2-(4-Amino-3-methylphenyl)acetic acid Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:705240-99-9)2-(4-Amino-3-methylphenyl)acetic acid
Order Number:A866602
Stock Status:in Stock
Quantity:1g/5g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 09:00
Price ($):276.0/968.0

Additional information on 2-(4-Amino-3-methylphenyl)acetic acid

Comprehensive Overview of 2-(4-Amino-3-methylphenyl)acetic acid (CAS No. 705240-99-9): Properties, Applications, and Industry Insights

2-(4-Amino-3-methylphenyl)acetic acid (CAS No. 705240-99-9) is a specialized organic compound that has garnered significant attention in pharmaceutical and biochemical research. This aromatic acetic acid derivative, characterized by its amino and methyl functional groups, serves as a critical intermediate in the synthesis of bioactive molecules. Its unique structure enables versatile applications, particularly in drug discovery and fine chemical manufacturing. Researchers and industry professionals frequently search for terms like "2-(4-Amino-3-methylphenyl)acetic acid synthesis", "CAS 705240-99-9 applications", and "buy 2-(4-Amino-3-methylphenyl)acetic acid", reflecting its growing relevance in modern chemistry.

The compound's molecular formula, C9H11NO2, underscores its stability and reactivity, making it suitable for coupling reactions and derivatization. Recent studies highlight its role in developing non-steroidal anti-inflammatory drug (NSAID) precursors and targeted kinase inhibitors, aligning with the pharmaceutical industry's focus on precision medicine. Environmental considerations also drive interest in green synthesis methods for 2-(4-Amino-3-methylphenyl)acetic acid, as sustainability becomes a key concern for chemical manufacturers.

Analytical techniques such as HPLC and NMR spectroscopy are essential for verifying the purity of CAS No. 705240-99-9, with impurities often scrutinized due to stringent regulatory requirements in pharmaceutical applications. The compound's solubility in polar solvents and melting point range (190-195°C) are frequently documented in technical datasheets, addressing common queries from quality control specialists. Emerging trends in AI-assisted molecular design have further amplified interest in this compound, as computational models predict its utility in novel drug scaffolds.

From a commercial perspective, 2-(4-Amino-3-methylphenyl)acetic acid is supplied under GMP conditions for research-scale applications, with pricing influenced by factors like batch purity (≥98%) and custom synthesis options. Supply chain transparency remains a hot topic, prompting suppliers to provide detailed COA (Certificate of Analysis) documentation. The compound's stability under inert atmospheres and recommendations for -20°C storage are critical for long-term usability, as noted in safety data sheets.

Innovative applications continue to emerge, particularly in fluorescence labeling and proteomics research, where the compound's aromatic amine group facilitates conjugation reactions. Patent literature reveals its incorporation in heterocyclic compound libraries for high-throughput screening, demonstrating its value in early-stage drug development. These advancements correlate with rising searches for "705240-99-9 structure-activity relationship" and "modified phenylacetic acid derivatives" across scientific databases.

Quality benchmarks for CAS 705240-99-9 typically require <1% residual solvents (tested via GC) and heavy metal content below 10ppm, specifications that resonate with FDA guidelines for pharmaceutical intermediates. The compound's logP value (~1.2) and pKa data are frequently referenced in pharmacokinetic modeling, addressing another key area of user interest. Recent publications also explore its potential in bioconjugation chemistry, particularly for antibody-drug conjugate (ADC) development.

As regulatory landscapes evolve, documentation for 2-(4-Amino-3-methylphenyl)acetic acid now includes detailed genotoxicity studies and environmental fate analyses, responding to REACH and ICH guidelines. These developments coincide with increased searches for "705240-99-9 regulatory status" and "phenylacetic acid derivative safety profiles". The compound's compatibility with microwave-assisted synthesis techniques further enhances its appeal for process chemistry optimization.

In conclusion, 2-(4-Amino-3-methylphenyl)acetic acid (CAS No. 705240-99-9) represents a multifaceted building block whose importance spans medicinal chemistry, material science, and analytical applications. Its evolving role in targeted drug delivery systems and diagnostic agent development ensures sustained scientific and commercial interest, supported by rigorous characterization data and innovative use cases across interdisciplinary research.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:705240-99-9)2-(4-Amino-3-methylphenyl)acetic acid
A866602
Purity:99%/99%
Quantity:1g/5g
Price ($):276.0/968.0
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