GRADE & PURITYMoligand™?Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools.
This compound belongs to the class of organic compounds known as diarylethers. These are organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are aryl groups.
External Descriptors
Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
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Application Protocols
No tested applications or protocols are provided in the Product Data for ARRY-371797.
General protocol framework for deploying small molecules in assays (not item-specific):
Stock preparation: Prepare a 10–50 mM stock in anhydrous DMSO. Record exact concentration, lot, and preparation date. Store aliquots to avoid repeated freeze–thaw.
Working solutions: Dilute into assay buffer/media to reach desired test concentrations while matching final solvent in controls (e.g., 0.1–0.5% DMSO).
Controls: Include vehicle control, positive control (if available for your assay), and counter-screens to rule out assay interference.
Readouts: Confirm linearity of response and absence of precipitation or turbidity. Where fluorescence is used, check for inner-filter effects or quenching.
Documentation: Capture preparation details (container type, temperature, time in solution) for reproducibility.
For validated, item-specific protocols (e.g., recommended assay format, detection settings), please request the CoA/Spec Sheet or additional technical notes.
Biological Roles
The Product Data do not disclose a target or mechanism for ARRY-371797. Therefore, no compound-specific biological roles can be asserted here.
General considerations for small-molecule ligands (not item-specific; research-use only):
Tool compounds may serve as reversible/irreversible binders, enzyme inhibitors/activators, receptor modulators, or allosteric regulators. Without a disclosed structure/target, such roles are strictly hypothetical and must be empirically established in your system.
Off-target profiling and aggregation controls are recommended when the structure is undisclosed, to differentiate genuine target engagement from assay interference.
If the compound is used as a reference in screening collections, document lot number, solution age, storage conditions, and final solvent percentages to ensure reproducibility.
Pharmacology and ADME properties (permeability, metabolic stability, plasma protein binding) are context- and structure-dependent and cannot be inferred here.
Important: This product is designated “For research use only.” It is not approved for diagnostic, clinical, or therapeutic use. Any biological observations should be considered preliminary and validated with orthogonal assays, proper controls, and, where relevant, independent chemical matter.
Buffer Applications
This item is not a buffering reagent, and no acid/base parameters are provided. Therefore, traditional buffer formulation guidance (pH range, buffer capacity, recipes) is not applicable.
Practical notes for assay buffers when dosing small molecules (general practice; not item-specific):
Maintain consistent final solvent content (e.g., DMSO ≤0.5–1% v/v) across control and treated wells to avoid solvent-driven artifacts.
If precipitation is observed upon dilution, consider adding a small amount of co-solvent, increasing ionic strength modestly, or incorporating a nonionic surfactant compatible with your assay.
Filter or centrifuge dosing solutions to remove particulates prior to use; confirm concentration by UV or LC where feasible.
For buffer-specific requirements (pH stability, salt effects), compound-dependent data are required; consult the CoA/Spec Sheet or perform a small pH–stability screen.
Green Alternatives
Because the structure and use profile of ARRY-371797 are undisclosed in this listing, evaluation of greener alternatives must be contextual and assay-driven rather than compound-driven.
General guidance (not item-specific):
Solvent footprint: If dissolution requires high-boiling or toxic aprotic solvents (e.g., DMF, NMP), consider greener replacements during screening solution prep, such as 2-methyltetrahydrofuran (2-MeTHF) or Cyrene where compatible. For assay delivery, minimize DMSO to the lowest functional percentage (often ≤0.5% v/v).
Waste minimization: Prepare minimal-volume, high-concentration stocks to reduce solvent waste. Use multi-use aliquots to avoid repeated freeze–thaw cycles and disposal of degraded material.
Energy: Favor ambient-temperature handling and avoid prolonged heating unless necessary for dissolution. Room-temperature storage is specified for this item’s solid form, reducing cold-chain energy demand.
Packaging: Request consolidated shipments and recycle containers when possible; verify container compatibility before solvent storage to avoid leachables and rework.
Trade-offs (general):
Greener solvents may provide lower solubility, requiring slightly larger volumes or surfactants, which can impact assay baselines.
Some green alternatives have limited miscibility with water or may interfere with optical readouts; validate in small-scale tests.
For compound-specific green assessments (e.g., hazard banding, life-cycle data), the structure and detailed properties are required—please consult the CoA/Spec Sheet if available.
Pharmaceutical Uses
No pharmacopeial status, excipient role, or formulation guidance is provided in the Product Data for ARRY-371797. This product is supplied strictly for research use only.
General comments for discovery-stage small molecules (not item-specific and not a claim of suitability):
Such compounds may be used as reference standards or tool compounds in preformulation research (e.g., solubility screening, stability studies) within a research context.
Any consideration of dosage form development, clinical formulation, or GMP manufacturing is out of scope for this catalog item and would require full structural disclosure, comprehensive CMC data, and regulatory alignment.
If used as an analytical reference in a research laboratory, verify identity and purity against the CoA and document storage and handling to maintain chain-of-custody.
Reminder: No medical, diagnostic, or therapeutic uses are supported or implied for this product.
Physical Properties
Item-specific physico-chemical specifications are not provided in the Product Data for ARRY-371797. Where exact values are required for method development or safety, obtain the item CoA/Spec Sheet.
Item-specific values (specifications):
Appearance: Not specified for this item; refer to CoA/Spec Sheet.
Molecular weight: Not specified for this item; refer to CoA/Spec Sheet.
Melting point: Not specified for this item; refer to CoA/Spec Sheet.
Boiling point: Not specified for this item; refer to CoA/Spec Sheet.
Density: Not specified for this item; refer to CoA/Spec Sheet.
Solubility (water/organic): Not specified for this item; refer to CoA/Spec Sheet.
LogP, pKa, refractive index, UV cutoff: Not specified for this item; refer to CoA/Spec Sheet.
General guidance for small-molecule tool compounds (literature/practice—not item specifications):
Many discovery ligands are supplied as crystalline or amorphous solids with variable aqueous solubility. Initial dissolution is commonly attempted in anhydrous DMSO to prepare concentrated stocks (e.g., 10–50 mM), then diluted into assay buffers while monitoring for precipitation.
If UV detection is used (HPLC/UPLC), a typical scan from 190–400 nm can reveal absorbance maxima helpful for method development; actual maxima depend on the disclosed chromophores.
Where ionizable groups are present (unknown here), solubility can vary markedly with pH; limited pH–solubility profiling (buffer screens) can de-risk assay artifacts.
Note: Do not treat these general remarks as specifications for this catalog item. For authoritative values and limits, consult the item’s CoA/Spec Sheet and SDS.
Quality and Grades
Listed grade/purity: Moligand™
What Moligand™ implies (programmatic/library context—general description):
Moligand™ items are curated small molecules intended for screening, target validation, or probe development workflows. They are typically provided with characterization suitable for research use (e.g., HPLC/UPLC purity, MS identity), though exact tests and thresholds vary by item.
UV characteristics, metal content, and trace impurities (e.g., peroxide, water) may be reported where analytically relevant to the specific compound; for this SKU, such limits are not specified for this item; refer to CoA/Spec Sheet.
Item-specific quality details:
Purity percentage, chromatographic method, residual solvent profile, water content, and stabilizers: Not specified for this item; refer to CoA/Spec Sheet.
Practical guidance for users:
For SAR or screening campaigns, request the CoA to align purity and identity confirmation with project acceptance criteria (e.g., >95% HPLC purity, single peak by LC-MS, acceptance RT window).
If low UV background or specific impurity controls are required (e.g., LC compatibility, fluorescence assays), confirm with the CoA or request additional testing.
If the molecule is moisture- or light-sensitive, stabilizers or special packaging may be indicated on the CoA; none are listed in the Product Data for this item.
Reaction and Applications
This catalog entry is positioned as a small-molecule library member for research. Synthetic reagent-type applications (e.g., nucleophile/electrophile usage, cross-couplings) are typically not the primary use unless the structure and functional groups are disclosed.
Primary use case (general): As a research ligand or tool compound in discovery assays (biochemical or cell-based), SAR expansion, or as a reference comparator in screening.
Assay deployment (general practice):
Prepare concentrated DMSO stocks (e.g., 10–50 mM) and dilute into assay media ensuring the final DMSO content remains within tolerance (commonly ≤0.5–1% v/v).
Include controls for compound aggregation (detergent control, redox interference checks) when screening at higher micromolar concentrations.
Verify concentration by UV or quantitative NMR if solubility/adsorption is uncertain.
Orthogonal confirmation: Hits or observed effects should be validated using counter-screens to exclude assay interference mechanisms (fluorescence quench/enhance, redox cycling, chelation), particularly when structural alerts are unknown.
Not specified in Product Data: No manufacturer-provided mechanism of action, target class, or biochemical activity parameters are given for ARRY-371797.
If your use case involves chemical transformations using this molecule as a substrate or intermediate, request the full structure/functional group information and CoA to ensure appropriate reaction design, purification strategy, and safety considerations.
Reaction Conditions
Item-specific reaction conditions are not applicable because ARRY-371797 is sold as a research ligand with undisclosed structure and no reagent role indicated.
General guidance for handling during assay solution preparation (not item-specific):
Dissolution: Trial dissolution in anhydrous DMSO at room temperature with brief vortexing/sonication. Avoid excessive heating unless stability is verified.
Filtration: If particulates persist, filter through PTFE or PVDF (0.2 µm) after confirming no significant adsorption.
Light/moisture: When stability is unknown, minimize exposure to strong light and ambient humidity during weighing and solution prep.
Stability checks: Monitor solutions over intended assay time by LC or UV to detect degradation. Prepare fresh stocks if instability is observed.
If you intend to use this molecule in chemical reactions, request the full structure and stability data to select appropriate solvents, temperatures, catalysts, and workups. Any yields, rate constants, or catalytic conditions would be structure-dependent and are not available for this item.
Safety and Handling
Hazard classification for this specific item is not provided in the Product Data. Always consult the SDS for authoritative information.
Item-specific safety data:
GHS classification: Not specified for this item; refer to SDS.
Signal word: Not specified for this item; refer to SDS.
Hazard statements (H-codes) and pictograms: Not specified for this item; refer to SDS.
General laboratory safety guidance (applicable to small-molecule research solids/liquids; not item-specific):
PPE: Wear lab coat, safety glasses, and appropriate chemical-resistant gloves. Handle powders in a fume hood to avoid inhalation of dust/aerosol.
Avoid ingestion, inhalation, and skin contact. Use secondary containment when weighing or transferring to prevent loss by static or spills.
Incompatibilities: Without structure, specific incompatibilities cannot be enumerated. As a precaution, keep away from strong oxidizers and strong acids/bases until compatibility is confirmed.
First aid (overview; defer to SDS): if inhaled—move to fresh air; if on skin—wash with soap and water; if in eyes—rinse cautiously for several minutes; if ingested—rinse mouth and seek medical attention. Provide the SDS to responders.
Spill response: Avoid dust formation; collect with inert absorbent for solids or noncombustible absorbent for solutions. Dispose according to local regulations.
Fire safety: Use CO2, dry chemical, or foam per SDS guidance. Combustion may produce CO/CO2 and unknown hazardous fumes; firefighters should wear SCBA.
Note: This product is designated “For research use only.” Not for human or veterinary use.
Solvent Selection
Item-specific solubility and solvent compatibility are not provided. The following are general best practices for small-molecule library members (not specifications for this item):
Primary stock solvent (general): Anhydrous DMSO is typically first choice for discovery ligands due to broad solubilizing power and assay compatibility at low final % v/v. Begin with small-scale trials (e.g., 10–20 mg/mL) to confirm solubility, warming gently if needed.
Secondary solvents: If DMSO is unsuitable for your assay, consider acetonitrile, ethanol, methanol, or DMF. For aqueous delivery, prepare concentrated organic stocks and dilute into buffer with vigorous mixing; include surfactants (e.g., 0.01–0.05% Tween-20) if assay allows.
Aqueous buffers: Direct dissolution into water or PBS often fails for hydrophobic ligands; pH adjustment may help if ionizable groups are present (unknown here). Validate by visual inspection and analytical confirmation (e.g., UV or LC).
Adsorption/precipitation controls: Pre-wet plastic labware with solvent or use low-bind tubes for sticky/hydrophobic compounds. Verify no precipitation upon dilution by DLS or filtration tests.
Comparison (general guidance):
DMSO vs MeOH: DMSO usually affords higher solubility and lower volatility; MeOH offers easier removal post-reaction but may perturb some assays.
ACN vs EtOH: ACN is more volatile and often LC-MS compatible; EtOH is broadly biocompatible but can affect biological readouts at modest percentages.
Note: For this specific item, exact solubility/miscibility is not specified; refer to CoA/Spec Sheet.
Storage and Reconstitution
Item-specific storage and shipping:
Storage conditions (as provided): Room temperature for the solid material.
Shipped in: Not specified for this item; refer to CoA/Spec Sheet.
General guidance (not item-specific) for small-molecule research solids and solutions:
Solid form: Keep container tightly closed in a dry, well-ventilated place. Protect from excessive humidity and direct sunlight. If hygroscopicity or light sensitivity is suspected, store under desiccation and amber protection.
Solution stocks: For DMSO or other organic stock solutions prepared by the user, aliquot into inert, airtight vials (preferably amber) to minimize headspace and freeze–thaw. Typical storage is at −20 °C or −80 °C for long-term stability, unless the CoA specifies otherwise. Label with lot, concentration, and preparation date.
Reconstitution: Begin with small-volume DMSO dissolution at room temperature; vortex/sonicate briefly. Verify full dissolution visually and, when critical, analytically (UV/LC). Upon dilution into aqueous media, add slowly with vigorous mixing to avoid precipitation.
Stability: Without structure-specific data, assume limited solution shelf-life; prepare fresh working solutions on the day of use.
Always defer to the item’s CoA and SDS for definitive storage and handling requirements.
Structure and Identity
Brief overview: ARRY-371797 is listed as a discrete small-molecule library member (Moligand series). Detailed structural identifiers are not provided in the Product Data for this catalog entry.
Product name: ARRY-371797 (Moligand series)
SKU: A607739
CAS: Not specified for this item; refer to CoA/Spec Sheet. (Catalog shows “A607739,” which is a SKU, not a CASRN.)
PubChem CID: 46883775 (catalog reference)
InChIKey: “139394” (as provided; non-standard/abbreviated; full identifier not specified—refer to CoA/Spec Sheet.)
SMILES: Not specified for this item; refer to CoA/Spec Sheet.
Molecular formula: Not specified for this item; refer to CoA/Spec Sheet.
Molecular weight: Not specified for this item; refer to CoA/Spec Sheet.
Structural features (general notes):
This item is sold as a defined, single small molecule. However, ring systems, heteroatoms, and functional groups cannot be described without a disclosed structure.
2D structure description: Not specified. If you require substructure alerts (PAINS, structural liabilities), please request the Structure/SMILES and CoA.
Identity and confirmation recommendations (general practice):
For critical applications, confirm identity by orthogonal techniques (HRMS, 1H/13C NMR, HPLC/UPLC purity) using conditions in the CoA/Spec Sheet.
Cross-reference PubChem CID 46883775 if structure disclosure is available to your project; align with internal registration numbers as needed.
Synthetic Utility
Synthetic applications cannot be defined without the disclosed structure and functional groups. Therefore, no item-specific synthetic roles (e.g., coupling partner, electrophile/nucleophile behavior) can be provided.
General guidance if using library members in synthesis (not item-specific):
Confirm structural identity and functional group tolerances from the CoA/Spec Sheet before planning transformations.
Assess stability to bases, acids, oxidants/reductants, heat, and light. Run micro-scale stress tests if necessary.
If the compound contains labile moieties (unknown here), protect sensitive groups before multi-step sequences and select purification methods compatible with its polarity and stability (e.g., reverse-phase prep LC for polar/ionizable compounds).
For analytical tracking, develop an LC-MS method early; record retention time windows and ionization behavior (ESI+/ESI−) for scale-up preparedness.
Absent structural information, this product is best treated as a terminal research ligand rather than a synthetic intermediate.
Target Specificity
No target, enzyme, receptor, pathway, or binding specificity is provided in the Product Data for ARRY-371797.
Target name/class: Not specified for this item; refer to CoA/Spec Sheet or supporting documentation.
Potency/Ki/IC50/EC50: Not specified for this item; refer to CoA/Spec Sheet.
Selectivity profile and off-targets: Not specified for this item; refer to CoA/Spec Sheet.
If your work requires target-validated tool compounds, please contact us with your application details; we can help verify whether the lot-specific documentation supports your use case.
Need help choosing the grade?
Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
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