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: 129954-34-3

Chemical Name: Selank

Synonyms: TP-7; Thr-Lys-Pro-Arg-Pro-Gly-Pro; Tuftsin analog

Molecular Formula: C₃₃H₅₇N₁₁O₉

Molecular Weight: 751.9 g/mol

Sequence: Synthetic heptapeptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro); analog of the endogenous immunomodulatory tetrapeptide Tuftsin

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 at ≥5 mg/mL

Receptor Activity: Studied for GABAergic and serotonergic modulation, BDNF upregulation, and anxiolytic-like properties 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.