Cas no 842140-36-7 (2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene)

2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene structure
842140-36-7 structure
Product Name:2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene
CAS No:842140-36-7
MF:C11H13BrO2
MW:257.123722791672
MDL:MFCD06201207
CID:873504
PubChem ID:2756939
Update Time:2025-10-29

2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene Chemical and Physical Properties

Names and Identifiers

    • 4-(2-bromoprop-2-en-1-yl)-1,2-dimethoxybenzene
    • 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene
    • 4-(2-bromoprop-2-enyl)-1,2-dimethoxybenzene
    • 842140-36-7
    • DTXSID80373643
    • AKOS016016911
    • MFCD06201207
    • MDL: MFCD06201207
    • Inchi: 1S/C11H13BrO2/c1-8(12)6-9-4-5-10(13-2)11(7-9)14-3/h4-5,7H,1,6H2,2-3H3
    • InChI Key: ZDPWCPRPNKEQLQ-UHFFFAOYSA-N
    • SMILES: BrC(=C)CC1C=CC(=C(C=1)OC)OC

Computed Properties

  • Exact Mass: 256.01000
  • Monoisotopic Mass: 256.00989g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 14
  • Rotatable Bond Count: 4
  • Complexity: 194
  • 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
  • Topological Polar Surface Area: 18.5?2

Experimental Properties

  • Density: 1.319
  • Boiling Point: 301.3°C at 760 mmHg
  • Flash Point: 124.6°C
  • Refractive Index: 1.539
  • PSA: 18.46000
  • LogP: 3.15490

2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene Customs Data

  • HS CODE:2909309090
  • Customs Data:

    China Customs Code:

    2909309090

    Overview:

    2909309090 Other aromatic ethers and their halogenated derivatives\sulfonation\Nitrated derivative(Including nitrosative derivatives).Regulatory conditions:nothing.VAT:17.0%.Tax refund rate:9.0%.MFN tariff:5.5%.general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene Pricemore >>

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Additional information on 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene

Comprehensive Guide to 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene (CAS No. 842140-36-7): Properties, Applications, and Market Insights

2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene (CAS No. 842140-36-7) is a specialized organic compound that has garnered significant attention in pharmaceutical and agrochemical research. This brominated derivative, featuring a 3,4-dimethoxyphenyl group, serves as a versatile intermediate in synthetic chemistry. Its unique structure makes it valuable for constructing complex molecules, particularly in the development of bioactive compounds. Researchers and industry professionals frequently search for terms like "2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene synthesis", "CAS 842140-36-7 applications", and "3,4-dimethoxyphenyl derivatives", reflecting its importance in modern chemical innovation.

The molecular structure of 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene combines a reactive allyl bromide moiety with electron-rich aromatic rings, enabling diverse chemical transformations. This characteristic has made it particularly relevant in current trends such as green chemistry and sustainable synthesis, where efficient building blocks are highly sought after. Recent publications highlight its role in cross-coupling reactions, a hot topic in organic chemistry due to their applications in drug discovery. Questions like "How to purify 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene?" and "Stability of CAS 842140-36-7 under different conditions" frequently appear in scientific forums, indicating practical concerns among users.

In pharmaceutical applications, 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene serves as a precursor for various neurologically active compounds. The 3,4-dimethoxy substitution pattern is particularly interesting to medicinal chemists, as it resembles motifs found in several FDA-approved drugs. This connection to drug development makes it a recurring subject in searches related to "pharmaceutical intermediates 2024" and "building blocks for CNS drugs". The compound's role in creating potential antioxidant and anti-inflammatory agents aligns with growing health-conscious trends in consumer markets.

From a commercial perspective, the global market for fine chemicals like 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene has shown steady growth, driven by increased R&D investment in specialty chemicals. Suppliers often highlight its >95% purity grade, addressing another common search query: "High purity CAS 842140-36-7 suppliers". The compound's stability profile and compatibility with various catalysts make it suitable for both academic laboratories and industrial-scale production, bridging a crucial gap in chemical manufacturing.

Environmental and safety considerations for handling 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene follow standard protocols for brominated compounds. While not classified as hazardous under normal conditions, proper storage away from strong oxidizers is recommended—a detail frequently searched alongside "CAS 842140-36-7 MSDS". The compound's relatively low volatility compared to simpler bromoalkenes contributes to safer handling, an advantage noted in comparative studies of halogenated building blocks.

Innovative applications continue to emerge for this compound, particularly in material science. Recent patents describe its incorporation into photoactive polymers, responding to industry demand for advanced functional materials. This aligns with search trends like "organic electronics precursors" and "smart material synthesis", positioning 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene as a compound with cross-disciplinary relevance. Its balanced lipophilicity, determined by the dimethoxybenzene group, makes it particularly useful in designing molecular sensors.

Analytical characterization of CAS 842140-36-7 typically involves HPLC, NMR, and mass spectrometry techniques. Method development for these analyses represents another area of frequent inquiry, with searches such as "NMR peaks for 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene" appearing in scientific databases. The compound's distinctive 1H NMR signature between 6.7-7.2 ppm (aromatic protons) and 3.8 ppm (methoxy groups) serves as a valuable identification marker for quality control purposes.

Looking forward, 2-Bromo-3-(3,4-dimethoxyphenyl)-1-propene maintains its position as a valuable tool in synthetic chemistry. Its combination of reactivity and structural features addresses multiple current challenges in chemical synthesis, from atom economy to directed functionalization. As research continues into targeted drug delivery systems and bioactive scaffolds, this compound's relevance in answering "What are the latest advances in aromatic bromoalkene chemistry?"—a trending search phrase—remains assured.

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