Semaglutide acetate Research Reference

Catalog classification, reference sizes, lab math links, and source-backed data. Educational use only — not medical advice.

Researched for: PepTools vendor-neutral scientific reference catalog

Peptide; GLP-1 receptor agonist salt form compound Reference needs_revision Best effort · source review pending

Also known as: Semaglutide (acetate), BS181345, BS183957, H84189

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Best-effort research profile: this record has not passed full two-source scientific verification. Descriptive fields, research protocols, storage/handling notes, and interaction guidance below are shown with their evidence labels, but calculator presets and exact dosing math remain hidden until the record is verified or reaches Community-Supported status.

Quick Facts

Reference Sizes

Not standardized / source review pending

Best-Effort Research Profile

Semaglutide acetate is listed in PubChem as an acetate-associated form of semaglutide. PubChem identifies semaglutide as the parent compound and acetic acid as a component, with the molecular formula C189H295N45O61 and a computed molecular weight of approximately 4174 g/mol. FDA documents describe semaglutide acetate as a salt form distinct from the semaglutide active ingredient used in approved products.

Source review pending. This descriptive profile is shown from the available source material as a best-effort educational reference. It has not passed the full verification bar and is not a dosing instruction, medical claim, or treatment recommendation.

Research Notes

Authoritative sources support the existence and composition of a semaglutide acetate record, but do not establish validated pharmacokinetic, pharmacodynamic, solubility, storage, administration-route, onset, or half-life data specific to this salt form. Common reference sizes are not included because they are not an appropriate reliably supported scientific/catalog fact for this compound.

Supplementary research context only. Not medical advice or a treatment recommendation.

Registry Identifiers

PubChem CID 162393099; molecular formula C189H295N45O61; computed molecular weight 4174 g/mol; parent compound PubChem CID 154733530; acetic acid component PubChem CID 176

Source-Backed Observations

The acetate-associated form should not be conflated with semaglutide base. FDA states that semaglutide acetate is a different active ingredient from the semaglutide used in approved drugs and that it lacks established equivalence in chemical and pharmacologic properties to the approved active ingredient.

Reflects published research. Educational reference — not a recommendation for use.

Sources Under Review

Semaglutide (acetate)
https://pubchem.ncbi.nlm.nih.gov/compound/Semaglutide-_acetate (accessed 2026-09-01)

FDA’s Concerns with Unapproved GLP-1 Drugs Used for Weight Loss
https://www.fda.gov/drugs/drug-alerts-and-statements/fdas-concerns-unapproved-glp-1-drugs-used-weight-loss (accessed 2026-09-01)

WEGOVY (semaglutide) injection, Prescribing Information
https://www.accessdata.fda.gov/drugsatfda_docs/label/2025/215256s024lbl.pdf (accessed 2026-09-01)

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Research Use Only. All content is for educational and research reference only. Not medical advice, a treatment recommendation, or guidance on human use. Compounds are not FDA-approved drugs unless specifically noted.