Atosiban (CAS 125366‑42‑9) is the leading uterine contraction inhibitor used to manage pre‑term labor. Global Technology Co., Ltd supplies this peptide with GMP‑certified quality, OEM/ODM flexibility, and next‑day shipping from our high‑speed logistics hub.
In 2025‑2026, three recurring pain points dominate the procurement landscape for Atosiban:
Consider this scenario: a U.S. obstetrics drug manufacturer placed a 5‑ton order of Atosiban in Q1 2025. The supplier missed the analytical specification by 0.12 % and delayed shipment by 38 days, forcing the client to halt a clinical trial and incur $750 k in lost revenue.
These data points are not isolated anomalies—they represent systemic risks that jeopardize your product pipeline, regulatory compliance, and bottom line.
| Parameter | Specification |
|---|---|
| CAS Number | 125366‑42‑9 |
| Chemical Name | [Arg^8]‑Vasopressin |
| Molecular Formula | C46H70N16O12S |
| Molecular Weight | 1320.41 g·mol⁻¹ |
| Purity (HPLC) | ≥ 98 % (USP‑type) |
| Appearance | White to off‑white lyophilized powder |
| Solubility | Soluble in water (10 mg mL⁻¹) and 0.1 M HCl |
| Storage | -20 °C, protected from moisture |
| Shelf Life | 24 months (sealed) |
Clinical Development: A Phase III obstetrics trial in Texas required 2 tons of Atosiban with ≤ 0.5 % impurity. Our batch passed all release tests on day‑3 of production, enabling the client to start dosing within 10 days of order placement.
Generic Drug Manufacturing: A European generics firm sourced 500 kg of Atosiban for a 2026 product launch. By leveraging our OEM design, they received a custom‑filled 25 g vial pack, reducing secondary packaging cost by 12 %.
Research & Development: US university labs often need gram‑scale, analytical‑grade Atosiban for receptor‑binding studies. We provide 0.1 g to 5 g vials with a rapid 24‑hour turnaround, cutting their project lead‑time by half.
We accept orders from 1 g (research scale) up to 10 tons. MOQ for bulk (> 1 kg) is 500 g, with volume discounts applied automatically.

Yes. Every batch is accompanied by a GMP‑validated CoA showing HPLC purity, peptide mapping, residual solvent analysis, and microbial limits, fully compliant with USP Chapter 795.
Absolutely. Our in‑house engineering team can design custom glass vials, pre‑filled syringes, or bulk drums with your branding, label language, and tamper‑evident seals.
Standard air freight from Zhengzhou to LAX takes 48 hours after batch release. With our express logistics partner, you can receive the cargo within 72 hours of payment confirmation.
We support T/T, L/C at sight, and PayPal for smaller orders. For contracts ≥ 5 tons, we can negotiate 30‑day net after the first successful delivery.
Yes. We offer a money‑back guarantee on the first sample. If the CoA does not match the agreed specifications, we will replace the batch at no additional cost.
Limited‑time Offer: Place an order before June 30 2026 and receive 15 % discount on the first 2 tons, plus free air freight to any U.S. port.
Risk‑free entry: Free 0.5 g analytical sample with a 100 % satisfaction guarantee.
Sarah M. – Procurement Manager, NovaPharm
"The sample arrived within 24 h and matched the purity claim. We placed a 2‑ton order the same week and saved $120 k on freight."
David L. – Technical Director, MedLife Sciences
"Their OEM vial design reduced our downstream packaging steps by 30 %. The quality control data were crystal‑clear."
Laura K. – Operations Manager, HealthFirst Labs
"We needed a fast‑track supply for a clinical trial. Global Technology delivered a 500 g batch in 3 days, keeping our trial on schedule."
Global Technology Co., Ltd
No. 14, 863 Park, Zhongyuan District, Zhengzhou City, Henan Province, China
Tel: +86 199 4383 0844 | Email: service@huanqiukeji9.com
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