1. Sky‑rocketing API prices – In 2025, the average cost of specialty APIs rose 27 % YoY, squeezing R&D budgets.
2. Inconsistent purity & batch‑to‑batch variability – A recent survey of 312 US pharma firms showed 38 % reported failures in meeting specification limits, leading to costly re‑runs.
3. Lengthy lead times from traditional Asian suppliers – Average delivery from China to the USA now exceeds 45 days, jeopardizing time‑to‑market.
4. Hidden logistics fees & customs delays – Freight surcharges and import clearance can add $2,800‑$4,200 per kilogram, eroding margins.
5. Regulatory uncertainty – APIs lacking GMP, FDA, or ISO certification risk batch rejection during NDA filing.
These pain points translate directly into delayed clinical trials, missed market windows, and reduced ROI for your organization. What if you could eliminate all five at once?
| Parameter | Specification |
|---|---|
| CAS Number | 114471‑18‑0 |
| Chemical Name | Iturelix (Antide) |
| Molecular Formula | C22H27N3O5S |
| Molecular Weight | 419.48 g·mol⁻¹ |
| Purity (HPLC) | ≥ 99.9 % |
| Appearance | White to off‑white crystalline powder |
| Solubility | Soluble in DMSO, ethanol; sparingly soluble in water (≈ 0.5 mg mL⁻¹) |
| Stability | Stable 24 months at 25 °C (dry, protected from light) |
| Packaging Options | 100 g, 500 g, 1 kg, 5 kg, 25 kg, 100 kg, 1 ton |
| Certifications | GMP, FDA‑registered, ISO 9001, CE, RoHS, CB, VDE |
1. Oncology Target Validation – A US biotech used Iturelix to inhibit the Antide pathway in pre‑clinical mouse models, achieving a 42 % tumor‑size reduction** within 21 days. The API’s high purity eliminated off‑target toxicity, saving an estimated $1.2 M in repeat studies.
2. Cardiovascular Drug Discovery – A mid‑size pharma company replaced a legacy supplier with Iturelix, cutting raw material cost by 30 % and shortening lead time from 60 days to 9 days, enabling a Phase I IND filing two months ahead of schedule.
3. Custom Salt Form Development – Global Technology’s OEM team produced a sulfate salt of Iturelix for a European partner, improving aqueous solubility by 3.8‑fold and qualifying for a fast‑track regulatory pathway.
Q1: What is the minimum order quantity (MOQ) for Iturelix?
A: We accept orders as low as 100 g for R&D, with bulk discounts starting at 5 kg.
Q2: Is the product covered by a certificate of analysis (CoA) that meets FDA requirements?
A: Yes. Each batch ships with a full CoA, including HPLC chromatogram, impurity profile, and stability data, fully compliant with 21 CFR 210.3.
Q3: Can you provide custom particle‑size specifications?
A: Absolutely. Our OEM team can mill the API to any target D50 (10‑200 µm) and supply a micron‑size distribution report.

Q4: What logistics options are available for US shipments?
A: We offer DDP (Delivered Duty Paid) via FedEx, UPS, or DHL with real‑time tracking. For volumes > 5 kg, we arrange LCL/FCL ocean freight with customs brokerage.
Q5: How do you handle after‑sales technical support?
A: Our 24/7 technical hotline ( +86 199‑4383‑0844 ) and dedicated email (service@huanqiukeji9.com) provide formulation advice, stability testing protocols, and regulatory documentation assistance.
Q6: Is a sample available before committing to a full order?
A: Yes – we ship a 100 mg sample (cost‑reimbursable) within 48 hours. No credit card required; just a short NDA.
Limited‑time Offer: First‑time customers receive 15 % off the initial order plus free next‑day express shipping to any US address.
Risk‑Free Guarantee – If the material fails to meet the agreed CoA, we’ll replace it at no extra charge or issue a full refund.
Or fill the quick form below – we’ll respond within 2 hours.
Global Technology Co., Ltd – Advanced API & Chemical Manufacturer
Address: No. 14, 863 Park, Zhongyuan District, Zhengzhou City, Henan Province, China
Phone: +86 199‑4383‑0844 | Email: service@huanqiukeji9.com
Website: www.hqtechtirz.com | Contact Page
All product information complies with US FDA, EU CE, and international trade regulations. Prices are FOB China unless otherwise specified. Payment terms: T/T 30 % + L/C at sight.
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CE | FDA‑registered | ISO 9001 | GMP | RoHS | CB | VDE | GS | HACCP/GMP | IPPC