Oxytocin
Oxytocin is a cyclic nonapeptide laboratory reference for OXTR binding, GPCR signaling, calcium, and analytical assays. CAS 50-56-6, PubChem CID 439302, formula C43H66N12O12S2, molecular weight 1007.19 g/mol.
For laboratory research use only. Not for use in humans or animals.
$37.00
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Oxytocin | Cyclic Nonapeptide Laboratory Reference
Chemical Identity
- CAS: 50-56-6
- PubChem CID: 439302
- Substance reference: SID 134971638
- Formula: C43H66N12O12S2
- Molecular weight: 1007.19 g/mol
- Sequence: Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-Gly-NH₂
- Length: Nine amino acids
- Structure: Cys1-Cys6 disulfide bridge, six-residue ring and tripeptide amide tail
- Related citrate record: PubChem CID 72941595; confirm supplied salt identity
- Receptor context: OXTR, class A GPCR, Gq/11-associated signaling
For laboratory research use only. Not for use in humans or animals.
Molecular Research Context
Oxytocin is a structurally defined cyclic nonapeptide. Its disulfide ring, terminal amide, and sequence provide laboratory contexts for receptor binding, GPCR signaling, enzymatic susceptibility, and analytical characterization.
Biological literature describes synthesis in hypothalamic PVN and SON neurons and posterior-pituitary storage. These source pathways provide neuropeptide research context rather than specifications of the supplied laboratory material.
Receptor and Cellular Assays
OXTR-associated laboratory endpoints include PLC, IP3/DAG, intracellular calcium, PKC, and downstream cellular signaling. Additional contexts include eNOS phosphorylation, nitric-oxide measurements, and receptor-expression assays.
Vasopressin is a separate nonapeptide with Phe at position 3 and Arg at position 8, where oxytocin has Ile and Leu. OXTR, V1a, V1b, and V2 pathway measurements require receptor-specific controls because related ligands may show cross-reactivity under some assay conditions.
Temporal and Degradation Measurements
The existing literature description lists a model-dependent half-life of approximately 1–6 minutes and oxytocinase-associated metabolism. Evaluate stability and degradation within the selected matrix and analytical method.
Chemical Structure References
The retained diagrams show the listed disulfide-bridged nonapeptide. Confirm salt form and net content using material documentation before concentration calculations.
Laboratory Handling and Documentation
Consult batch identity, safety, solvent compatibility, and storage documentation for the supplied material. Follow institutional laboratory safety procedures and use appropriate PPE. The existing product copy does not establish a storage temperature or expiry period for the supplied reagent.
Existing Scientific Reference Identifiers
The existing bibliography identifies PubChem CIDs 439302 and 72941595, SID 134971638, Lee et al., PMID 19482229, doi:10.1016/j.pneurobio.2009.04.001, and Donaldson and Young, PMID 18988842, doi:10.1126/science.1158668. Consult original records for exact molecular forms and assay endpoints.
For laboratory research use only. Not for use in humans or animals.
| Strength | 5mg |
|---|
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