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Cetrorelix diacetate (NS-75A) is is a gonadotropin-releasing hormone antagonist. It works by blocking the action of GnRH upon the pituitary, thus rapidly suppressing the production and action of luteinizing hormone (LH) and follicle-stimulating hormone (FSH).

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 1 mg | $48 | In Stock | In Stock | |
| 5 mg | $92 | In Stock | In Stock | |
| 10 mg | $153 | In Stock | In Stock | |
| 25 mg | $307 | In Stock | In Stock | |
| 50 mg | $460 | In Stock | In Stock | |
| 100 mg | $676 | In Stock | In Stock | |
| 500 mg | $1,430 | - | In Stock | |
| 1 mL x 10 mM (in DMSO) | $265 | In Stock | In Stock |
| Description | Cetrorelix diacetate (NS-75A) is is a gonadotropin-releasing hormone antagonist. It works by blocking the action of GnRH upon the pituitary, thus rapidly suppressing the production and action of luteinizing hormone (LH) and follicle-stimulating hormone (FSH). |
| Synonyms | SB-075 diacetate, NS-75A diacetate |
| Molecular Weight | 1551.17 |
| Formula | C74H100ClN17O18 |
| Cas No. | 130143-01-0 |
| Smiles | CC(O)=O.CC(O)=O.CC(C)C[C@H](NC(=O)[C@@H](CCCNC(N)=O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CO)NC(=O)[C@@H](Cc1cccnc1)NC(=O)[C@@H](Cc1ccc(Cl)cc1)NC(=O)[C@@H](Cc1ccc2ccccc2c1)NC(C)=O)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N1CCC[C@H]1C(=O)N[C@H](C)C(N)=O |
| Relative Density. | no data available |
| Sequence | Ac-D-2Nal-D-Phe(4-Cl)-D-3Pal-Ser-Tyr-D-Cit-Leu-Arg-Pro-D-Ala-NH2 |
| Sequence Short | XXXSYXLRPA |
| Storage | keep away from moisture | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | ||||||||||||||||||||||||||||||
| Solubility Information | DMSO: 50 mg/mL (32.23 mM), Sonication is recommended. H2O: 2 mg/mL (1.29 mM), Sonication is recommended. | ||||||||||||||||||||||||||||||
Solution Preparation Table | |||||||||||||||||||||||||||||||
H2O/DMSO
DMSO
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Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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