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Compound reference

Cagrilintide: CAS number, formula, molecular weight and sequence

Cagrilintide (NN0174-0833) is an acylated amylin analogue (amylin/calcitonin receptor agonist peptide, 37 residues), CAS 1415456-99-3, molecular formula C194H312N54O59S2, average molecular weight 4409 g/mol.

For Laboratory Research Use Only. Not For Human Consumption.

Chemical data

Name
Cagrilintide
Synonyms
NN0174-0833
CAS number
1415456-99-3
Molecular formula
C194H312N54O59S2
Average molecular weight
4409 g/mol
Monoisotopic mass
4406.2515 Da
Residues
37
Class
Acylated amylin analogue (amylin/calcitonin receptor agonist peptide, 37 residues)
PubChem CID
171397054
Form supplied
Lyophilized powder
Purity specification
≥98% (HPLC)
Storage
Store lyophilized at -20°C; protect from light

Sequence

KCNTATCATQRLAEFLRHSSNNFGPILPPTNVGSNTP

N-terminal Lys1 alpha-amine acylated with 19-carboxynonadecanoyl (C20 diacid)-gamma-Glu; Cys2-Cys7 disulfide; C-terminal Pro37 amide.

Cagrilintide molarity calculator

Pre-filled with the average molecular weight above. Change it if your lot is a salt form.

g/mol
mg
mL

Uses the formula weight you enter. For salt forms (acetate, TFA) use the salt's weight, and correct for net peptide content from the lot's certificate where it is reported.

Result

567.022 µM

2.5 mg/mL

References

Publications characterising this compound. Neupeptides makes no representation as to the findings, methods or applicability of the work below. The list is bibliographic and is not a claim about any product.

  1. Kruse T, et al. Development of Cagrilintide, a Long-Acting Amylin Analogue. J Med Chem. 2021. PMID 34288673 · doi:10.1021/acs.jmedchem.1c00565
  2. Cao J, et al. Structural and dynamic features of cagrilintide binding to calcitonin and amylin receptors. Nat Commun. 2025. PMID 40204768 · doi:10.1038/s41467-025-58680-y

Questions

Cagrilintide FAQ

The CAS registry number of Cagrilintide is 1415456-99-3.

Cagrilintide has an average molecular weight of 4409 g/mol and a monoisotopic mass of 4406.2515 Da, molecular formula C194H312N54O59S2. Salt forms such as acetate weigh more; the Certificate of Analysis states the form of each lot.

Cagrilintide has 37 residues: KCNTATCATQRLAEFLRHSSNNFGPILPPTNVGSNTP. N-terminal Lys1 alpha-amine acylated with 19-carboxynonadecanoyl (C20 diacid)-gamma-Glu; Cys2-Cys7 disulfide; C-terminal Pro37 amide.

Neupeptides supplies Cagrilintide as a lyophilized powder in a sealed vial, for laboratory research use only. Storage: Store lyophilized at -20°C; protect from light. Each lot has a Certificate of Analysis, linked from the QR code on the box.