Cat. No. 4833

Levonorgestrel C21H28O2 [797-63-7]

Price and Availability

For Levonorgestrel pricing & availability please select your country from the drop down menu:
By clicking submit you agree to accept a cookie from Tocris Bioscience. For details, please read our privacy and cookie policy.

Chemical Name: (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-yn-3-one

Biological Activity

Synthetic progesterone analog; binds to the progesterone receptor (relative binding affinities are < 0.02, 7.5, 17, 58 and 323 % for estrogen receptors, glucocorticoid receptors, mineralocorticoid receptors, androgen receptors and progesterone receptors respectively).

Technical Data

Soluble to 100 mM in DMSO
>98 %
Store at +4°C

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.

Certificate of Analysis / Safety Data Sheet

Certificate of Analysis: View current batch
Safety Data Sheet: View Safety Data Sheet

Sitruk-Ware et al (2006) New progestagens for contraceptive use. Hum.Reprod.Update 12 169. PMID: 16291771.

If you know of a relevant reference for this product please let us know.

Citations are publications that use Tocris products.

Do you know of a great paper that uses Levonorgestrel from Tocris? If so please let us know.

View Related Products by Product Action

Keywords: Levonorgestrel, supplier, synthetic, progesterone, receptors, progestin, progestogen, analogs, contraceptives, Tocris Bioscience, Progesterone Receptor Agonist products

Quick Order

Find multiple products by catalog number

divider line

Cancer Research Product Guide

Cancer Research Product Guide

Our Cancer Research Guide highlights over 750 products for cancer research. Request copy or view PDF today.

divider line

Nuclear Receptors Product Listing

Nuclear Receptors Product Listing

Our Nuclear Receptors Listing highlights over 150 products for nuclear receptors. Request copy or view PDF today.

divider line

New Products in this Area

EC 19

Synthetic retinoid; induces differentiation of stem cells

SI-2 hydrochloride

Steroid receptor coactivator 3 (SRC-3) inhibitor

SR 0987

T cell-specific RORγ (RORγt) agonist

WAY 252623

Potent LXR agonist

SR 9009

Rev-Erbα/β agonist

SR 9238

Potent and selective LXR inverse agonist

Sign-up for new product e-alerts
divider line

Bio-Techne Events

IVBM 2016

IVBM 2016

October 30 - November 3, 2016

Boston, MA, USA

Booth: 2