| Bioactivity | LE 300 is a potent and selective dopamine D1-like receptor antagonist with Kis of 1.9 nM and 7.5 nM in CHO cell membranes expressing human dopamine D1 and D5 receptors, respectively. LE 300 is an antagonist of the 5-HT2A receptor with a pA2 of 8.32 in a rat tail artery assay[1][2]. |
| Name | LE 300 |
| CAS | 274694-98-3 |
| Formula | C20H22N2 |
| Molar Mass | 290.40 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Kassack MU, et al. Pharmacological characterization of the benz[d]indolo[2,3-g]azecine LE300, a novel type of a nanomolar dopamine receptor antagonist. Naunyn Schmiedebergs Arch Pharmacol. 2002 Dec;366(6):543-50. [2]. Rostom SA. Novel fused pyrrole heterocyclic ring systems as structure analogs of LE 300: Synthesis and pharmacological evaluation as serotonin 5-HT(2A), dopamine and histamine H(1) receptor ligands. Arch Pharm (Weinheim). 2010 Feb;343(2):73-80. |