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

MedKoo CAT#: 525423

CAS#: 362718-73-8

Description: L-869298 is a potent and selective PDE4 inhibitor.

Chemical Structure

CAS# 362718-73-8

Theoretical Analysis

MedKoo Cat#: 525423
Name: L-869298
CAS#: 362718-73-8
Chemical Formula: C23H18F8N2O4S
Exact Mass: 570.08595
Molecular Weight: 570.45
Elemental Analysis: C, 48.43; H, 3.18; F, 26.64; N, 4.91; O, 11.22; S, 5.62

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: L-869298; L-869298; L-869298; (S)-L-869298.

IUPAC/Chemical Name: 2-Thiazolemethanol, 5-((1S)-1-(3-(cyclopropyloxy)-4-(difluoromethoxy)phenyl)-2-(1-oxido-3-pyridinyl)ethyl)-alpha,alpha-bis(trifluoromethyl)-


InChi Code: InChI=1S/C23H18F8N2O4S/c24-20(25)37-16-6-3-13(9-17(16)36-14-4-5-14)15(8-12-2-1-7-33(35)11-12)18-10-32-19(38-18)21(34,22(26,27)28)23(29,30)31/h1-3,6-7,9-11,14-15,20,34H,4-5,8H2/t15-/m0/s1

SMILES Code: OC(C(F)(F)F)(C(F)(F)F)C1=NC=C([C@H](C2=CC=C(OC(F)F)C(OC3CC3)=C2)CC4=C[N+]([O-])=CC=C4)S1

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

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 570.45 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: Huai Q, Sun Y, Wang H, Macdonald D, Aspiotis R, Robinson H, Huang Z, Ke H. Enantiomer discrimination illustrated by the high resolution crystal structures of type 4 phosphodiesterase. J Med Chem. 2006 Mar 23;49(6):1867-73. PubMed PMID: 16539372; PubMed Central PMCID: PMC2527038.

2: Chen CY. Practical enantioselective process for a chiral phosphodiesterase-4 inhibitor. Curr Opin Drug Discov Devel. 2005 Nov;8(6):709-22. PubMed PMID: 16312147.

3: O'Shea PD, Chen CY, Chen W, Dagneau P, Frey LF, Grabowski EJ, Marcantonio KM, Reamer RA, Tan L, Tillyer RD, Roy A, Wang X, Zhao D. Practical asymmetric synthesis of a potent PDE4 inhibitor via stereoselective enolate alkylation of a chiral aryl-heteroaryl secondary tosylate. J Org Chem. 2005 Apr 15;70(8):3021-30. PubMed PMID: 15822960.

4: Friesen RW, Ducharme Y, Ball RG, Blouin M, Boulet L, Côté B, Frenette R, Girard M, Guay D, Huang Z, Jones TR, Laliberté F, Lynch JJ, Mancini J, Martins E, Masson P, Muise E, Pon DJ, Siegl PK, Styhler A, Tsou NN, Turner MJ, Young RN, Girard Y. Optimization of a tertiary alcohol series of phosphodiesterase-4 (PDE4) inhibitors: structure-activity relationship related to PDE4 inhibition and human ether-a-go-go related gene potassium channel binding affinity. J Med Chem. 2003 Jun 5;46(12):2413-26. PubMed PMID: 12773045.