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Spec sheet · Metabolic & GLP

Cagrilintide at a glance

Long-acting acylated amylin analogue that activates amylin and calcitonin receptors. Cagrilintide was developed by Novo Nordisk as a once-weekly amylin analogue and has been studied alongside semaglutide.

Metabolic & GLPCAS 1415456-99-3NN0174-0833Updated 2026-11-09
Original illustration for Cagrilintide research notes: abstract molecular artwork in orange and teal
Original illustration by USA Peptide Vendors; artistic, not a structural model.

Specifications

PropertyValueSource
CAS number1415456-99-3PubChem CID 171397054
Molecular formulaC194H312N54O59S2PubChem CID 171397054
Molecular weight4409 g/molPubChem CID 171397054
PubChem CID171397054PubChem CID 171397054

We could not verify a full residue sequence from a public database, so none is shown.

Verified 2026-11-09 against PubChem CID 171397054. Values we couldn't verify are left out.

Price check: #1 vs #2

Purgo Labs vs the runner-up, from each vendor's own site
#1 Purgo Labs#2 Glacier Aminos
Listed itemCagrilintide 5mgCagrilintide 10mg
List price$84.99$101.99
With code$63.74 (25% off)No code
Proof Score100/10094/100
Testing labs namedILS Laboratories, Freedom Diagnostics +3Freedom Diagnostics, Kovera Labs +2
LinkGet 25% off by using code usapeptidevendorsGlacier Aminos ↗

Receptor pharmacology

Evidence level: Preclinical pharmacology and a phase 1b trial. All mechanism maps

Cagrilintide mechanism diagramNon-selective agonist at amylin and calcitonin receptors. Targets: Amylin receptors, Calcitonin receptor. Signaling measured: cAMP ↑. Effects reported: Food intake ↓, Weight reduction.Cagrilintide mechanism mapNon-selective agonist at amylin and calcitonin receptorsCagrilintideacylated amylin analogueAmylin receptorsAMY1–3 [1]Calcitonin receptorCTR [1]cAMP ↑[1]Food intake ↓rats [1]Weight reductionwith semaglutide, phase 1b [2]Evidence: Preclinical pharmacology and a phase 1b trial. Numbers in brackets refer to thecited sources.usapeptidevendors.com · Research Use OnlyRECEPTORSSIGNALING MEASUREDEFFECTS REPORTED
The phase 1b weight data come from co-administration with semaglutide. Open SVG
  1. Kruse T et al. Development of Cagrilintide, a Long-Acting Amylin Analogue. J Med Chem. 2021;64:11183-11194.
  2. Enebo LB et al. Safety, tolerability, pharmacokinetics, and pharmacodynamics of concomitant administration of multiple doses of cagrilintide with semaglutide 2·4 mg for weight management: a randomised, controlled, phase 1b trial. Lancet. 2021;397:1736-1748.

Research background

Cagrilintide was developed by Novo Nordisk as a once-weekly amylin analogue and has been studied alongside semaglutide. Purgo prices it in its GLP tier.

20 of 112 directory vendors list Cagrilintide; 9 name their testing lab.

COA checklist

  1. Match the CAS number on the certificate to 1415456-99-3.
  2. 20 of the 112 vendors in our directory list Cagrilintide; 9 of those name the lab that tests it.

Cagrilintide questions

What is Cagrilintide?

Long-acting acylated amylin analogue that activates amylin and calcitonin receptors. Cagrilintide was developed by Novo Nordisk as a once-weekly amylin analogue and has been studied alongside semaglutide. Purgo prices it in its GLP tier.

What are Cagrilintide's CAS number and molecular weight?

CAS 1415456-99-3, formula C194H312N54O59S2, 4409 g/mol, per PubChem CID 171397054. We could not verify a full residue sequence from a public database, so none is shown.

Where can US labs buy Cagrilintide?

Purgo Labs stocks it as “Cagrilintide”; code usapeptidevendors takes 25% off at checkout. This page also lists the best-documented second vendor from our 112-vendor directory.

Is research-grade Cagrilintide for human use?

No. Vendor material is sold for Research Use Only, not for human or veterinary use.