LAS191954 is a Potent, Selective, and Orally Available PI3Kδ Inhibitor for the Treatment of Inflammatory Diseases. LAS191954 showed PI3Kdelta IC50 = 2.6 nM; M-CSF p-Akt IC50 = 7.8 nM; % Metabolism (R/H) = 20/16; PK i.v. t1/2 (R/D) = 3.1 h/10.2h. LAS191954 showed efficacy at significantly lower doses than Idelalisib. LAS191954 showed a potency on the target of 2.6 nM, with the highest selectivity versus PI3Kα (8.2 μM) and the lowest versus PI3Kγ and PI3Kβ (72 and 94 nM, respectively).
MedKoo Cat#: 530427
Name: LAS191954 free base
CAS#: 1403947-26-1 (free base)
Chemical Formula: C20H15N9O
Exact Mass: 397.1400
Molecular Weight: 397.40
Elemental Analysis: C, 60.45; H, 3.80; N, 31.72; O, 4.03
The following data is based on the product molecular weight 397.40 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.
| 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 |
