WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 522372

CAS#: 1035572-38-3

Description: LEO-29102 is a potent, selective, and soft-drug phosphodiesterase 4 (PDE4) inhibitor, which may be potentially useful for treatment of dermatological diseases. LEO 29102 shows properties suitable for patient-friendly formulations giving efficient drug delivery to the skin. LEO-29102 has reached phase 2 and demonstrated clinically relevant efficacy in the treatment of atopic dermatitis.

Chemical Structure

CAS# 1035572-38-3

Theoretical Analysis

MedKoo Cat#: 522372
Name: LEO-29102
CAS#: 1035572-38-3
Chemical Formula: C20H22Cl2N2O5
Exact Mass: 440.09058
Molecular Weight: 441.31
Elemental Analysis: C, 54.43; H, 5.03; Cl, 16.07; N, 6.35; O, 18.13

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Synonym: LEO-29102; LEO 29102; LEO29102.

IUPAC/Chemical Name: 2-(6-(2-(3,5-dichloropyridin-4-yl)acetyl)-2,3-dimethoxyphenoxy)-N-propylacetamide


InChi Code: InChI=1S/C20H22Cl2N2O5/c1-4-7-24-18(26)11-29-19-12(5-6-17(27-2)20(19)28-3)16(25)8-13-14(21)9-23-10-15(13)22/h5-6,9-10H,4,7-8,11H2,1-3H3,(H,24,26)


Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO, not in water

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 441.31 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Felding J, Sørensen MD, Poulsen TD, Larsen J, Andersson C, Refer P, Engell K, Ladefoged LG, Thormann T, Vinggaard AM, Hegardt P, Søhoel A, Nielsen SF. Discovery and early clinical development of 2-{6-[2-(3,5-dichloro-4-pyridyl)acetyl]-2,3-dimethoxyphenoxy}-N-propylacetamide (LEO 29102), a soft-drug inhibitor of phosphodiesterase 4 for topical treatment of atopic dermatitis. J Med Chem. 2014 Jul 24;57(14):5893-903. doi: 10.1021/jm500378a. Epub 2014 Jul 1. Review. PubMed PMID: 24984230.


10.0mg / Not available