Atosiban Acetate (CAS 90779-69-4)

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Atosiban Acetate

CAS No. 90779-69-4
醋酸阿托西班
Atosiban Acetate structure
Chemical structure
CAS No.90779-69-4
Synonyms1-(3-Mercaptopropanoic acid)-2-(O-ethyl-D-tyrosine)-4-L-threonine-8-L-ornithineoxytocin; 1-Deamino-2-D-Tyr-(O-ethyl)-4-Thr-8-ornoxytocin
CategoryPeptides / Peptides
Assay / Purity99%
Molecular FormulaC43H67N11O12S2
Molecular Weight994.2 (free base)
Melting Point—
Boiling Point—
Density—
Flash Point—
AppearanceOff-white to white solid powder

Application and positioning

Atosiban acetate is an oxytocin receptor antagonist supplied as the acetate salt. It is used in injectable solution for the acute management of preterm labour between 24 and 33 weeks of gestation. Laurand supplies it from audited Chinese production partners for pharmaceutical manufacturing and process development.

Quality and documentation

  • Batch-specific Certificate of Analysis issued by the manufacturing site
  • SDS/MSDS and specification sheet available on request
  • Residual solvents and elemental impurities statements discussed per project
  • For pharmaceutical manufacturing and R&D use only — not for direct administration

Packaging and handling

  • Packed in double polyethylene-lined fibre drums; pack size confirmed at quotation
  • Small quantities in sealed aluminium foil bags
  • Palletised for air and sea freight; store dry, ventilated and protected from light

Related products

Specifications shown are indicative. The final specification and documentation package are confirmed with the quotation.

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Reference: CAS 90779-69-4 · PubChem CID 5311010