1. Lecirelin

Lecirelin, a synthetic gonadotropin-releasing hormone (GnRH) analogue, acts as a GnRH agonist. Lecirelin is widely used for the research of bovine ovarian follicular cysts.

For research use only. We do not sell to patients.

Lecirelin Chemical Structure

Lecirelin Chemical Structure

CAS No. : 61012-19-9

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1 mg USD 50 In-stock
5 mg USD 90 In-stock
10 mg USD 150 In-stock
25 mg USD 300 In-stock
50 mg USD 480 In-stock
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Description

Lecirelin, a synthetic gonadotropin-releasing hormone (GnRH) analogue, acts as a GnRH agonist. Lecirelin is widely used for the research of bovine ovarian follicular cysts[1].

In Vitro

Lecirelin (2.07 μM) significantly increases the tension and frequency of contractions in preovulatory follicles (PF), small follicular cysts (FC-S), and large follicular cysts (FC-L)[1].
Lecirelin increases the strips from preovulatory follicles contract significantly more than strips from cysts[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

1209.40

Formula

C59H84N16O12

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O=C([C@@H]1CCC(N1)=O)N[C@@H](CC2=CN=CN2)C(N[C@H](C(N[C@@H](CO)C(N[C@H](C(N[C@H](C(C)(C)C)C(N[C@@H](CC(C)C)C(N[C@@H](CCCNC(N)=N)C(N3[C@@H](CCC3)C(NCC)=O)=O)=O)=O)=O)CC4=CC=C(C=C4)O)=O)=O)CC5=CNC6=CC=CC=C56)=O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Sealed storage, away from moisture

Powder -80°C 2 years
-20°C 1 year

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Solvent & Solubility
In Vitro: 

H2O : 25 mg/mL (20.67 mM; Need ultrasonic)

DMSO : 12.1 mg/mL (10.00 mM; Need ultrasonic and warming; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 0.8269 mL 4.1343 mL 8.2686 mL
5 mM 0.1654 mL 0.8269 mL 1.6537 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only.If necessary, please contact MedChemExpress (MCE).
Purity & Documentation

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO / H2O 1 mM 0.8269 mL 4.1343 mL 8.2686 mL 20.6714 mL
5 mM 0.1654 mL 0.8269 mL 1.6537 mL 4.1343 mL
H2O 15 mM 0.0551 mL 0.2756 mL 0.5512 mL 1.3781 mL
20 mM 0.0413 mL 0.2067 mL 0.4134 mL 1.0336 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Lecirelin
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HY-P0051
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