Cas no 179866-74-1 ((R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl)

(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl is a chiral binaphthyl derivative widely used in asymmetric synthesis and catalysis. Its key advantages include high enantiomeric purity and structural rigidity, making it an effective ligand or building block for stereoselective transformations. The dibromo substitution enhances reactivity in cross-coupling reactions, while the methoxymethoxy (MOM) protecting groups improve solubility and stability under various reaction conditions. This compound is particularly valuable in the synthesis of chiral catalysts, pharmaceuticals, and advanced materials, where precise control over stereochemistry is critical. Its well-defined configuration ensures reproducibility in complex synthetic pathways.
(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl structure
179866-74-1 structure
Product Name:(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl
CAS No:179866-74-1
MF:C24H20Br2O4
MW:532.221205711365
MDL:MFCD03788936
CID:137836
PubChem ID:354333593
Update Time:2025-06-07

(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl Chemical and Physical Properties

Names and Identifiers

    • 1,1'-Binaphthalene,6,6'-dibromo-2,2'-bis(methoxymethoxy)-, (1R)-
    • (R)-(+)-6,6′-Dibromo-2,2′-bis(methoxymethoxy)-1,1′-binaphthalene
    • (R)-(+)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthalene
    • (R)-(+)-6,6-Dibromo-2,2-Bis(Methoxymethoxy)-1,1-Binaphthyl
    • (R)-6,6?-Dibromo-2,2?-bis(methoxymethoxy)-1,1?-binaphthyl
    • (S)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthalene
    • (R)-(+)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHYL
    • (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthalene
    • (R)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOX&
    • 6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHYL
    • (S)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHYL
    • (R)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHYL
    • (R)-(+)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXYBINAPHTHALENE)
    • (S)-(-)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHYL
    • (1R)-6,6'-dibroMo-2,2'-bis(MethoxyMethoxy)-1,1'-binaphthalene
    • (S)-(-)-6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHALENE
    • (S)-(-)-6,6'-DIBROMO-2,2'-BIS(M
    • (S)-(-)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthalene, 97%
    • D4882
    • J-011474
    • MFCD03788936
    • 6,6'-DIBROMO-2,2'-BIS(METHOXYMETHOXY)-1,1'-BINAPHTHALENE
    • CS-0086007
    • SCHEMBL1305573
    • (R)-(+)-6,6'-dibromo-2,2'-di(methoxymethyl)oxy-1,1'-binaphthyl
    • E72678
    • 6-bromo-1-[6-bromo-2-(methoxymethoxy)naphthalen-1-yl]-2-(methoxymethoxy)naphthalene
    • J-013887
    • D90346
    • BS-52952
    • PK04_181215
    • FT-0703168
    • D4883
    • AKOS016000618
    • CS-0035243
    • FT-0666482
    • 211560-97-3
    • 389867-61-2
    • 179866-74-1
    • 1,1'-Binaphthalene, 6,6'-dibromo-2,2'-bis(methoxymethoxy)-, (1R)-
    • AKOS015913110
    • (S)-6,6''-Dibromo-2,2''-bis(methoxymethoxy)-1,1''-binaphthalene
    • DB-065295
    • DB-066437
    • (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl
    • MDL: MFCD03788936
    • Inchi: 1S/C24H20Br2O4/c1-27-13-29-21-9-3-15-11-17(25)5-7-19(15)23(21)24-20-8-6-18(26)12-16(20)4-10-22(24)30-14-28-2/h3-12H,13-14H2,1-2H3
    • InChI Key: UPLLZDVWXACTEG-UHFFFAOYSA-N
    • SMILES: BrC1C=CC2=C(C=1)C=CC(=C2C1=C(C=CC2C=C(C=CC1=2)Br)OCOC)OCOC

Computed Properties

  • Exact Mass: 529.97300
  • Monoisotopic Mass: 529.97283g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 30
  • Rotatable Bond Count: 7
  • Complexity: 489
  • 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: 36.9
  • XLogP3: 7.3

Experimental Properties

  • Color/Form: Not determined
  • Density: 1.524±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 133.0 to 137.0 deg-C
  • Boiling Point: 553.012°C at 760 mmHg
  • Flash Point: 232.8±28.6 °C
  • Refractive Index: 1.655
  • Solubility: Insuluble (8.0E-5 g/L) (25 oC),
  • PSA: 36.92000
  • LogP: 7.15040
  • Specific Rotation: +13° (c 0.22, CHCl3)
  • Solubility: Not determined

(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl Security Information

(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl 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%

(R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl Pricemore >>

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Additional information on (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl

Research Brief on (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl (CAS: 179866-74-1) in Chemical Biology and Pharmaceutical Applications

The compound (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl (CAS: 179866-74-1) has garnered significant attention in recent years due to its versatile applications in asymmetric synthesis, catalysis, and pharmaceutical research. This binaphthyl derivative, characterized by its chiral backbone and brominated aromatic rings, serves as a key intermediate in the synthesis of complex molecules and ligands for transition-metal catalysts. Recent studies have explored its role in enantioselective transformations and its potential as a building block for bioactive compounds.

In a 2023 study published in the Journal of Organic Chemistry, researchers demonstrated the utility of (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl as a precursor for chiral phosphine ligands. These ligands were employed in palladium-catalyzed asymmetric allylic alkylations, achieving enantiomeric excesses of up to 98%. The study highlighted the compound's structural robustness and its ability to induce high levels of stereocontrol in C-C bond-forming reactions, making it valuable for pharmaceutical synthesis where chirality is critical.

Another significant advancement was reported in ACS Catalysis (2024), where the compound was functionalized to create a novel class of axially chiral N-heterocyclic carbene (NHC) ligands. These ligands exhibited exceptional activity in gold(I)-catalyzed cyclization reactions, enabling the efficient synthesis of polycyclic scaffolds found in natural products with anticancer properties. The research underscored the compound's adaptability for designing next-generation catalysts with tailored steric and electronic properties.

From a pharmaceutical perspective, (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl has shown promise in drug discovery. A 2024 Nature Communications paper detailed its use as a core structure for developing selective kinase inhibitors. Through structure-activity relationship (SAR) studies, derivatives of this compound exhibited nanomolar potency against CDK8/19, targets implicated in oncology and inflammatory diseases. The methoxymethoxy groups were found to enhance solubility while maintaining target engagement, addressing a common challenge in drug design.

Ongoing research (ChemMedChem, 2024) is investigating the compound's potential in PROTAC (Proteolysis Targeting Chimera) development. Its rigid binaphthyl scaffold serves as an ideal linker to connect E3 ligase binders with target protein ligands, enabling selective degradation of disease-causing proteins. Preliminary data show improved pharmacokinetic profiles compared to linear linkers, suggesting broad applicability in targeted protein degradation therapies.

In conclusion, (R)-6,6'-Dibromo-2,2'-bis(methoxymethoxy)-1,1'-binaphthyl continues to be a molecule of high interest across multiple disciplines. Its unique structural features enable diverse applications ranging from asymmetric catalysis to drug discovery, with recent studies pushing the boundaries of its utility. Future research directions may explore its incorporation into materials science and its potential in addressing emerging therapeutic challenges.

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