neuropeptide FF, Agonist of MAS1;Agonist of NPFF1 receptor;Agonist of NPFF2 receptor, CAS No.rp174614, Agonist of MAS1;Agonist of NPFF1 receptor;Agonist of NPFF2 receptor

CAS: rp174614 Cat. No.: rp174614 PubChem CID: 123797
Disponibile su ordine
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools.
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Size
Germania (EU)
USA*
Price
Qty
500μg
rp174614-500μg
Su ordinazione · 8–12 settimane
2.082,49€
1mg
rp174614-1mg
Su ordinazione · 8–12 settimane
3.470,87€
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Why this grade

Moligand™ Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Product Name
neuropeptide FF, Agonist of MAS1;Agonist of NPFF1 receptor;Agonist of NPFF2 receptor, CAS No.rp174614
Sinonimi
(2S)-2-[[(2S)-1-[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[(2-amino-3-phenylpropanoyl)amino]-4-methylpentanoyl]amino]-3-phenylpropanoyl]amino]-5-oxopentanoyl]pyrrolidine-2-carbonyl]amino]-N-[(2S)-1-[(1-amino-1-oxo-3-phenylpropan-2-yl)amino]-5-(diaminomethylidenea
Grado
Moligand™
Specifiche e purezza
Moligand™
Tipo di azione
AGONIST
Meccanismo d'azione
Agonist of MAS1;Agonist of NPFF1 receptor;Agonist of NPFF2 receptor
CAS
rp174614
Tipo di molecola
Peptidi
Product Line
Prodotti biologici
Stoccaggio e spedizione
Condizioni di conservazione di stoccaggio
Room temperature

Documentazione

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Obiettivi associati (umani)
MAS1 Tchem Proto-oncogene Mas (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
NPFFR2 Tchem Neuropeptide FF receptor 2 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
NPFFR1 Tchem Neuropeptide FF receptor 1 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
Certificati (CoA, COO, BSE/TSE e tabella di analisi)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Informazioni genetiche
Alternate Names(2S)-2-[[(2S)-1-[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[(2-amino-3-phenylpropanoyl)amino]-4-methylpentanoyl]amino]-3-phenylpropanoyl]amino]-5-oxopentanoyl]pyrrolidine-2-carbonyl]amino]-N-[(2S)-1-[(1-amino-1-oxo-3-phenylpropan-2-yl)amino]-5-(diaminomethylidenea
Reference
  • 1. Kinetics and inhibition of recombinant human cystathionine gamma-lyase. Toward the rational control of transsulfuration., The Journal of biological chemistry, Steegborn, C C and 7 more authors.
  • 2. Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences., Proceedings of the National Academy of Sciences of the United States of America, Strausberg, Robert L RL and 83 more authors.
  • 3. Genomic basis of cystathioninuria (MIM 219500) revealed by multiple mutations in cystathionine gamma-lyase (CTH)., Human genetics, Wang, Jian J and Hegele, Robert A RA.
  • 4. Cloning and nucleotide sequence of human liver cDNA encoding for cystathionine gamma-lyase., Biochemical and biophysical research communications, Lu, Y Y, O'Dowd, B F BF, Orrego, H H and Israel, Y Y.
  • 5. Single nucleotide polymorphism in CTH associated with variation in plasma homocysteine concentration., Clinical genetics, Wang, J J, Huff, A M AM, Spence, J D JD and Hegele, R A RA.
  • 6. Cystathionine gamma-lyase overexpression inhibits cell proliferation via a H2S-dependent modulation of ERK1/2 phosphorylation and p21Cip/WAK-1., The Journal of biological chemistry, Yang, Guangdong G, Cao, Kun K, Wu, Lingyun L and Wang, Rui R.
  • 7. The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)., Genome research, Gerhard, Daniela S DS and 115 more authors.
  • 8. Towards a proteome-scale map of the human protein-protein interaction network., Nature, Rual, Jean-François JF and 37 more authors.
  • 9. The DNA sequence and biological annotation of human chromosome 1., Nature, Gregory, S G SG and 178 more authors.
  • 10. Polymorphisms in one-carbon metabolism and trans-sulfuration pathway genes and susceptibility to bladder cancer., International journal of cancer, Moore, Lee E LE and 14 more authors. more
Calcolatori di soluzioni
Recensioni

Recensioni dei clienti

Application Protocols

No item-specific, vendor-validated protocols are provided. The following general research workflows apply to peptide ligands like neuropeptide FF:

  • Stock solution preparation

    • Allow vial to equilibrate to room temperature before opening.
    • For initial dissolution, add a minimal volume of DMSO or 0.1–1% acetic acid to wet the peptide. Vortex/brief sonication may help.
    • Bring to final stock concentration (e.g., 1–10 mM or 0.1–1 mg/mL) with sterile water or buffer. Filter sterilize if required (0.22 µm).
    • Aliquot into low-bind tubes to avoid repeated freeze–thaw.
  • Cellular/biochemical assays (examples)

    • GPCR functional assays (literature): prepare serial dilutions in assay buffer; maintain consistent solvent across wells. Include vehicle and known agonist/antagonist controls.
    • Binding assays: use radioligand or fluorescent tracer displacement formats; confirm equilibrium and non-specific binding windows.
    • Stability sampling: at set timepoints, quench aliquots with cold solvent (e.g., 0.1% FA in water) for LC‑MS analysis.
  • Data quality tips

    • Verify clarity of working solutions; avoid visible particulates.
    • Track exact solvent percentages and pH; small changes can shift apparent potency.
    • Document lot number and any counterion noted on the CoA for reproducibility.

Adjust specifics to your assay platform and institutional SOPs.

Biological Roles

Literature/general background on neuropeptide FF (NPFF):

  • Family and structure: NPFF is a member of the RF‑amide neuropeptide family, characterized by a C‑terminal Arg–Phe–NH2 motif. The canonical human sequence is FLFQPQRF–NH2.
  • Endogenous signaling: NPFF is produced in specific CNS regions and is implicated in modulating nociceptive processing and neuroendocrine outputs. It often shows anti‑opioid or modulatory interactions with opioid pathways in cellular and tissue studies.
  • Receptors: NPFF engages two GPCRs—NPFFR1 (GPR147) and NPFFR2 (GPR74)—with varying potency/efficacy profiles depending on species and assay system. Downstream signaling can involve Gi/o or other G‑proteins, impacting cAMP and Ca2+ pathways (assay dependent).
  • Biochemical properties: The C‑terminal amide is important for activity and receptor recognition; substitutions at Phe residues and the Arg–Phe motif markedly alter potency (SAR observations).
  • Degradation/inactivation: Susceptible to endo/exopeptidases; stability is context dependent (serum vs. cell‑free buffers). Common degradation routes include deamidation (if free acid analog), oxidation of aromatic residues under harsh conditions, and proteolysis.

Note: The above roles are general literature descriptions for NPFF in research settings and are not product‑specific performance claims. This product is provided strictly for research applications.

Buffer Applications

This product is a bioactive peptide ligand and is not used as a buffering agent. It does not constitute a defined buffer system with a useful pH range.

Practical note: For assay preparation and storage, standard biological buffers (e.g., PBS, HEPES, Tris) are typically used as vehicles for peptide delivery, potentially with carrier protein (e.g., 0.1% BSA) to reduce surface adsorption. Select the buffer system based on your receptor/cell assay requirements rather than the peptide itself.

Green Alternatives

As a peptide ligand used primarily in aqueous biological assays, neuropeptide FF already aligns with several green chemistry principles (use of water as solvent, mild temperatures). Nevertheless, some improvements can be considered around dissolution and handling.

  • Preferred media: water or buffered aqueous systems are the greenest choices for working solutions.
  • Minimizing organic solvents: if DMSO pre-wetting is required, keep stock volumes small and final assay concentrations ≤0.1–1% to reduce solvent burden.
  • Packaging/aliquoting: prepare small single‑use aliquots to minimize waste from repeated freeze–thaw and disposal of expired solutions.
  • Alternative cosolvents: where compatible, glycerol (≤10%) or ethanol (≤1%) can sometimes substitute for DMSO in biochemical assays, though validation is required for receptor readouts.

Comparison (general considerations)

  • DMSO: excellent solvency; low volatility; readily biodegradable but can complicate wastewater; potential biological effects at higher percentages.
  • Acidified water (AcOH 0.1%): minimal environmental impact at use levels; may introduce acetate/trifluoroacetate ions affecting MS detection—balance with analytical needs.

Item-specific green metrics (E‑factor, solvent recovery, lifecycle) are not specified for this product.

Pharmaceutical Uses

No pharmacopoeial monograph or excipient role is specified for this item. It is supplied strictly for laboratory research use.

Literature/general research context:

  • Tool/standard: NPFF is commonly used as a reference ligand in in vitro pharmacology to characterize NPFF receptors (NPFFR1/NPFFR2), to benchmark assay performance, and to validate screening hits.
  • Formulation studies (preclinical research): May serve as a model peptide in stability assessments (pH, temperature, protease susceptibility) or in method development for peptide analytics (LC‑MS, stability‑indicating assays).

Important: No therapeutic, diagnostic, or clinical claims are made for this product. Any formulation or in vivo work must remain within non-clinical research frameworks and comply with institutional and regulatory requirements.

Physical Properties

Item-specific physicochemical specifications are not provided for this catalog entry and should be confirmed on the CoA/Spec Sheet.

  • Appearance: Not specified for this item; refer to CoA/Spec Sheet.
  • Molecular Weight: Not specified for this item; refer to CoA/Spec Sheet.
  • Molecular Formula: Not specified for this item; refer to CoA/Spec Sheet.
  • Melting point, boiling point, density, refractive index: Not applicable/Not specified for this item; refer to CoA/Spec Sheet.

Literature/general characteristics for neuropeptides similar to neuropeptide FF:

  • Physical state: typically supplied as a lyophilized solid or film; hygroscopicity can vary with counterion.
  • Solubility tendencies: RF‑amide peptides are generally soluble in aqueous buffers; hydrophobic residues (three Phe) can reduce solubility in pure water. Practical approach is to pre-wet with a small volume of DMSO or 0.1% TFA/AcOH, then dilute with water or buffer to working concentrations.
  • Charge state (qualitative): basic at neutral pH due to Arg; C‑terminal amidation removes one negative charge relative to a free acid peptide, increasing overall basicity/hydrophobicity balance.
  • LogP/pKa: Not typically defined for peptides; ionization dominated by the N‑terminal amine (basic) and Arg guanidinium (strongly basic).

Note: If exact counterion (e.g., acetate vs. trifluoroacetate) is relevant to your method (MS, bioassay), consult the item’s CoA to determine the salt content and residual volatile acids.

Quality and Grades
  • Grade/Purity (item-specific): Moligand™. This denotes inclusion in a ligand-focused research collection from Aladdin Scientific intended for discovery screening, target engagement studies, and mechanistic pharmacology.

What Moligand™ implies (general context):

  • Emphasis on bioactivity relevance: compounds/peptides selected or formulated for use as receptor ligands, probe candidates, or assay standards.
  • Practical screening utility: suitable for plate-based assays after appropriate dissolution and dilution (research use only).

What is not specified for this item:

  • Exact purity assay (e.g., HPLC area %, peptide mapping) – Not specified for this item; refer to CoA/Spec Sheet.
  • Counterion/salt form and residual solvent/volatile content – Not specified for this item; refer to CoA/Spec Sheet.
  • Water content, TFA/acetate content, peptide-related impurities – Not specified for this item; refer to CoA/Spec Sheet.

Notes for practitioners:

  • For quantitative biology or MS-based work, verify lot-specific identity/purity (e.g., HRMS, analytical RP‑HPLC trace, sequence confirmation) on the supplied documentation.
  • If low-UV background is critical (e.g., 214/254 nm peptide HPLC), inspect the provided chromatogram/UV profile.
  • If your application is receptor pharmacology, confirm salt form and solubility recommendations to ensure consistent potency readouts across batches.
Reaction and Applications

This product is supplied as a bioactive peptide ligand, not a general synthetic reagent. Accordingly, classical organic “reaction application” guidance (e.g., for couplings, reductions) is not directly applicable.

Relevant research applications (literature/general for neuropeptide FF):

  • Receptor pharmacology: tool ligand for NPFF receptor family (NPFFR1/GPR147 and NPFFR2/GPR74) in binding, functional (G‑protein/Ca2+ mobilization), and β‑arrestin recruitment assays.
  • Neuroscience mechanism studies: probe for RF‑amide signaling, modulation of opioid pathways, nociception circuits, and neuroendocrine functions in cellular systems and tissue preparations.
  • Analytical standards: reference material for LC‑MS method development/peptide stability studies (e.g., oxidative or enzymatic degradation profiling in vitro).
  • Structure–activity relationship (SAR): starting point for analog design (N‑terminal modifications, Phe replacements, backbone constraints) to map receptor selectivity and potency (research context).

Practical notes:

  • Prepare concentrated stocks (e.g., 1–10 mM) in DMSO or acidified water, then dilute into assay buffer; filter (0.22 µm) if necessary for clarity.
  • Minimize adsorption losses: use low-bind plasticware and include carrier protein (0.1% BSA) where appropriate.
  • Protect from proteases in biological matrices by adding protease inhibitors and working on ice; verify activity with appropriate positive controls.

All uses are for laboratory research only.

Reaction Conditions

Classical synthetic reaction conditions are not applicable to this finished peptide ligand. However, for users performing ancillary manipulations (general literature guidance):

  • Stock preparation: Dissolve to 1–10 mM in DMSO or acidified water; gently vortex/sonicate. Avoid high pH and high temperatures.
  • Working solutions: Dilute into assay buffer (e.g., HBSS, HEPES, PBS) to the desired concentration range (nM–µM, assay dependent). Maintain low DMSO (≤0.1–1%).
  • Stability checks: Verify by analytical RP‑HPLC or LC‑MS after preparation and after typical assay times (30–180 min at 20–37°C). Protect from light/oxidants as a precaution.
  • Adsorption control: Use low-bind tubes and include 0.05–0.1% BSA if compatible to mitigate losses to plastics.

No item-specific performance data (e.g., assay EC50/IC50, yields, or kinetics) are provided; consult primary literature for NPFF receptor assay conditions and validate in your system.

Safety and Handling

Safety details specific to this item are not listed in the Product Data and should be taken from the official SDS.

  • GHS classification, signal word, pictograms, H‑statements: Not specified for this item; refer to SDS.
  • Intended use: For research use only. Not for human or veterinary use, diagnostics, or food/cosmetic applications.

General laboratory guidance for synthetic peptides and bioactive ligands:

  • PPE: lab coat, safety glasses, and appropriate gloves. Avoid inhalation of dust/aerosols and contact with skin/eyes.
  • Handling: Open vials in a clean, dry area. Minimize moisture ingress to lyophilized material. If weighing small quantities, use antistatic tools and a draft‑free balance enclosure.
  • Hygiene: Wash hands after handling. Do not pipette by mouth. Decontaminate surfaces after use.
  • Incompatibilities: Strong oxidants may degrade peptide backbones/side chains; avoid prolonged exposure to high pH (>9) or strong acids at elevated temperature.
  • First aid (overview): If inhaled, move to fresh air; if on skin/eyes, rinse with water; if ingested, rinse mouth. Seek medical attention as needed. Provide SDS to responders.
  • Environmental: Prevent release into drains; dispose of solutions and solids as organic laboratory waste in accordance with institutional and local regulations.

Always consult the SDS for authoritative hazard and response information.

Solvent Selection

Neuropeptide FF is a short, partially hydrophobic, basic peptide. Solvent choice should promote complete dissolution while preserving activity.

General guidance (literature/practice):

  • Primary solvents: water, physiological buffers (e.g., PBS, HEPES), or dilute acidified water (0.1%–1% acetic acid or 0.1% TFA) to assist initial wetting of hydrophobic residues.
  • Cosolvents: DMSO can aid dissolution for Phe-rich peptides; keep final DMSO ≤0.1–1% v/v in biological assays to avoid solvent effects. Methanol or ethanol can assist pre-wetting but are less preferred for cell-based assays.
  • Order of operations: pre-wet peptide with minimal DMSO or acidified water, vortex/sonicate gently, then stepwise dilute into the target aqueous buffer.
  • pH considerations: maintain near‑neutral pH after dilution for receptor assays; avoid strong base which can induce deamidation/side‑chain modifications.

Small comparison (general):

  • Acidified water: maximizes solubility; may introduce counterions affecting MS.
  • Pure water: cleanest matrix; may give slower dissolution for hydrophobic sequences.
  • DMSO: excellent for stock solutions; watch for assay interference and freeze‑thaw stability.

Item-specific solubility specifications are not provided; verify with the CoA/Spec Sheet and pilot a small-scale dissolution to confirm clarity and stability.

Storage and Reconstitution
  • Item-specific storage: Room temperature (per Product Data). Maintain container tightly closed. Protect from excessive humidity.
  • Shipped in: Not specified for this item; refer to CoA/Spec Sheet.
  • Appearance: Not specified for this item; refer to CoA/Spec Sheet.

General peptide handling recommendations (complementary to the above):

  • If supplied lyophilized, store desiccated and protected from light. For extended storage of reconstituted solutions, aliquot and freeze (e.g., −20 to −80°C) to limit degradation; avoid repeated freeze–thaw.
  • Reconstitution procedure (typical):
    1. Allow vial to reach room temperature before opening to minimize condensation.
    2. Pre‑wet with a small volume of DMSO or 0.1–1% acetic acid; then add water or buffer to target concentration.
    3. Mix gently until fully dissolved; brief sonication may help. Do not heat.
    4. For sterile applications, pass through 0.22 µm filter into low‑bind aliquot tubes.
  • Storage of working solutions: Keep on ice during use; store short‑term at 2–8°C (hours–1 day) and longer‑term frozen in aliquots. Validate stability by HPLC/LC‑MS in your matrix.

Always defer to the lot-specific CoA/SDS for authoritative instructions and stability information.

Structure and Identity

Neuropeptide FF (NPFF) is a short neuropeptide ligand supplied under the Moligand™ line for research screening and receptor pharmacology.

  • Item-specific identifiers

    • SKU: rp174614
    • Product Name: neuropeptide FF
    • CAS: rp174614 (catalog placeholder)
    • InChIKey: Not specified for this item; 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.
    • PubChem CID: 123797 (literature identifier for neuropeptide FF)
  • Structural features (literature/general)

    • Canonical sequence: FLFQPQRF–NH2 (Phe–Leu–Phe–Gln–Pro–Gln–Arg–Phe, C‑terminally amidated), a member of the RF‑amide peptide family.
    • Functional groups: multiple aromatic phenyl rings (Phe residues), one basic guanidinium (Arg), backbone amide bonds, C‑terminal amide, free N‑terminal amine.
    • 2D description: an octapeptide chain with three phenylalanine side chains distributed at positions 1, 3, and 8; internal proline kink; a single arginine conferring basicity and potential ionic interactions; terminal amide neutralizes the C‑terminus.
  • Stereochemistry (literature/general)

    • Naturally occurring L‑amino acids at all positions unless otherwise specified by the lot/CoA.

Note: Exact salt/formulation (free base/acetate, hydration, counterions) and sequence confirmation for this catalog item should be verified against the supplied CoA/Spec Sheet.

Synthetic Utility

Neuropeptide FF is a finished bioactive peptide and is not typically employed as a general-purpose synthetic reagent or building block in organic synthesis.

Relevant synthetic contexts (literature/general):

  • Peptide SAR programs: NPFF may serve as the parent sequence for solid‑phase peptide synthesis (SPPS) campaigns to explore analogs (e.g., N‑terminal capping, Phe→Tyr/Trp substitutions, backbone cyclization) to tune receptor selectivity or stability.
  • Conjugation chemistry: The N‑terminus and lysine-free backbone limit common amine‑handle strategies; modifications often target the N‑terminal amine or introduce noncanonical residues during synthesis for fluorophore/biotin tags.
  • Analytical method development: Employed as a model for optimizing RP‑HPLC gradients, ion-pairing conditions, or MS parameters for short, hydrophobic/basic peptides.

If you require a derivatization‑ready analog (additional handles, orthogonal protecting groups), consult custom synthesis services; no such modifications are specified for this catalog item.

Target Specificity

Item-specific biological validation data are not provided for this product.

Literature/general information for neuropeptide FF:

  • Primary targets: NPFF receptor 1 (NPFFR1 / GPR147) and NPFF receptor 2 (NPFFR2 / GPR74), both class A GPCRs responsive to RF‑amide peptides.
  • Selectivity: Relative potency and efficacy can vary by species, receptor splice variants, and assay format (binding vs. functional readouts).
  • Off-targets: RF‑amide peptides may display limited cross-reactivity within the RF‑amide family depending on sequence context; empirical testing is required in each assay system.

Use this product as a research tool only and confirm target engagement in your specific experimental setup (e.g., receptor overexpression vs. native systems, pathway readout, and antagonist controls).

Domande frequenti

What is Moligand??
Moligand? is one of Aladdin Scientific's premium product lines, formulated for high-purity applications across multiple workflows. Compared to standard grades in the same workflow, Moligand? products typically offer tighter specifications, more rigorous QC, and stronger lot-to-lot consistency.
How should this product be stored?
Store at room temperature.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is rp174614.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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