Important dilution note: Cloudiness after dilution is most commonly associated with non-pharmaceutical-grade dilution solution. Cloudy product concerns are not eligible for refund unless Pfizer pharmaceutical-grade dilution solution was used.
Vial Size: 3ml
Form: White Lyophilized Powder
CAS Number: 121062-08-6
Chemical Name: Melanotan-2
Synonyms: MT-2; MTII; Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH₂
Molecular Formula: C₅₀H₆₉N₁₅O₉
Molecular Weight: 1,024.2 g/mol
Sequence: N-acetyl-norleucyl-cyclo(Asp³-Lys¹⁰)-α-MSH(4-10)-amide; synthetic cyclic heptapeptide analog of α-MSH with lactam bridge between Asp and Lys side chains; N-terminal Ac-Nle extension
Purity: ≥98% (HPLC) — see batch COA
Form: Lyophilized white to off-white powder
Storage Conditions: Store at −20°C, desiccated, protected from light. Stable 24 months lyophilized.
Solubility: Soluble in sterile water or 0.1% acetic acid at ≥1 mg/mL
Receptor Activity: Non-selective melanocortin receptor agonist with reported activity at MC1R, MC3R, MC4R, and MC5R subtypes; studied for pigmentation, energy homeostasis, and sexual function signaling pathways in preclinical cell models
Certificate of Analysis: Available for all batches.
For research and laboratory use only. Not for human or animal consumption. This product has not been evaluated by the FDA and is not intended to diagnose, treat, cure, or prevent any disease or condition. For use by qualified research professionals only.
Important dilution note: Cloudiness after dilution is most commonly associated with non-pharmaceutical-grade dilution solution. Cloudy product concerns are not eligible for refund unless Pfizer pharmaceutical-grade dilution solution was used.
Vial Size: 3ml
Form: White Lyophilized Powder
CAS Number: 121062-08-6
Chemical Name: Melanotan-2
Synonyms: MT-2; MTII; Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH₂
Molecular Formula: C₅₀H₆₉N₁₅O₉
Molecular Weight: 1,024.2 g/mol
Sequence: N-acetyl-norleucyl-cyclo(Asp³-Lys¹⁰)-α-MSH(4-10)-amide; synthetic cyclic heptapeptide analog of α-MSH with lactam bridge between Asp and Lys side chains; N-terminal Ac-Nle extension
Purity: ≥98% (HPLC) — see batch COA
Form: Lyophilized white to off-white powder
Storage Conditions: Store at −20°C, desiccated, protected from light. Stable 24 months lyophilized.
Solubility: Soluble in sterile water or 0.1% acetic acid at ≥1 mg/mL
Receptor Activity: Non-selective melanocortin receptor agonist with reported activity at MC1R, MC3R, MC4R, and MC5R subtypes; studied for pigmentation, energy homeostasis, and sexual function signaling pathways in preclinical cell models
Certificate of Analysis: Available for all batches.
For research and laboratory use only. Not for human or animal consumption. This product has not been evaluated by the FDA and is not intended to diagnose, treat, cure, or prevent any disease or condition. For use by qualified research professionals only.

