Antarelix (CAS 112568‑12‑4) is the industry‑leading GnRH antagonist used in advanced prostate‑cancer therapeutics. If you are a **Corporate Purchasing Manager** or **Technical Director** looking for a reliable bulk supply that meets FDA, EMA, and ISO‑9001 standards, you have arrived at the right page.
1. Sky‑rocketing prices – Many suppliers inflate costs by up to 45 % due to opaque sourcing.
2. Inconsistent purity – Batch‑to‑batch variation below 98 % purity forces costly re‑validation.
3. Lengthy lead times – Average delivery of 45‑60 days hampers clinical‑trial timelines.
4. Unclear regulatory compliance – Missing GMP, DMF, or FDA certificates leads to shipment holds at customs.
5. High freight expenses – Inefficient logistics add up to 30 % extra cost on bulk orders.
Discover how Global Technology eliminates each of these risks →
| Parameter | Specification |
|---|---|
| CAS Number | 112568‑12‑4 |
| Chemical Name | (D‑Lys‑6)‑Antarelix |
| Molecular Weight | 1400.5 g/mol |
| Purity (HPLC) | ≥ 99.5 % |
| Form | White to off‑white powder, free‑flowing |
| Solubility | Soluble in water (≥ 5 mg/mL) and DMSO |
| Stability | Stable 24 months at 2‑8 °C (dry, sealed) |
| Certificate | GMP, FDA, ISO 9001, CE, RoHS |
Clinical‑Trial Scale (≤ 500 g) – A US‑based biotech firm reduced its Phase II start‑up cost by 27 % after switching to our Antarelix bulk, thanks to the lower freight rate and immediate sample approval.
Commercial Production (≥ 5 kg) – A European pharmaceutical manufacturer achieved Zero‑Deviation during FDA inspection because our batch records were fully traceable and compliant with DMF requirements.
Custom Peptide Conjugates – Our ODM team delivered a ^13C‑labeled Antarelix for a pharmacokinetic study in 12 weeks, beating the client’s 18‑week schedule.
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Our standard MOQ is **1 g** for sample testing. For commercial production, the MOQ starts at **100 g**, and we can scale to **tons** with customized logistics.
Yes. Our ODM team offers ^13C, ^15N, and fluorescent‑tagged Antarelix. Turn‑around for custom batches is **10‑14 days** after final specification approval.
Every shipment includes a full GMP Certificate, FDA‑registered DMF, and a detailed analytical report (HPLC, NMR, MS). Our logistics partners are experienced in customs clearance for pharmaceutical APIs.

We support **T/T**, **L/C at sight**, **PayPal Business**, and **WeChat Pay** for Asian partners. For first‑time buyers, a 30 % deposit secures the order.
Standard air‑freight from Zhengzhou to the U.S. takes **4‑6 days** after production. We also offer **express courier** for urgent 1‑2 kg parcels.
⚡ 48‑Hour Free Sample – Receive 5 g of GMP‑certified Antarelix with a money‑back guarantee if purity < 99 % is not met.
⚡ 10 % Discount on orders placed within the next **7 days** (use code ANTAR10).
All prices are FOB Zhengzhou; shipping, insurance, and customs duties are the buyer’s responsibility unless otherwise agreed.
James L., Procurement Manager, BioGen USA
“The Antarelix we received was **99.7 % pure**, and the documentation was flawless. We cut our raw‑material cost by **35 %** and met our Phase III timeline two weeks early.”
Linda M., Technical Director, EuroPharma GmbH
“Fast‑track delivery and the free‑sample policy gave us confidence to place a 2‑ton order within a month. The quality control report was **exceptionally detailed**.”
Ahmed K., Supply Chain Lead, MiddleEast Biotech
“Custom ^13C‑labelled Antarelix arrived on schedule, and the analytical data matched our in‑house standards. Shipping cost was **20 % lower** than our previous supplier.”
Global Technology Co., Ltd | No. 14, 863 Park, Zhongyuan District, Zhengzhou City, Henan Province, China
Website: www.hqtechtirz.com | Contact Us
Trusted by Global Leaders – Certifications & Success Metrics
“Switching to Global Technology’s Antarelix cut our raw‑material spend by 33 % while maintaining 99.8 % purity. Delivery was on‑time, every time.” – Dr. Emily Chen, Procurement Lead, MedPharma Inc.
Certificates & Compliance – CE, FDA, GMP, ISO 9001, DMF, RoHS, CB, VDE, SAA, HACCP/GMP, IPPC. All documents are available for download upon request.
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