K 252b, is an antibiotics, and a known protein tyrosine kinase inhibitor. It has been also shown to inhibit the trophic activity of brain-derived neurotrophic factor on dopaminergic (DAergic) neurons and nerve growth factor on basal forebrain cholinergic neurons.

CAS：99570-78-2
中文别名：
英文别名：K-252b solution;9,12-Epoxy-1H-diindolo[1,2,3-fg:3\',2\',1\'-kl]pyrrolo[3,4-i][1,6]benzodiazocine-10-carboxylicacid,2,3,9,10,11,12-hexahydro-10-hydroxy-9-methyl-1-oxo-,(9S,10R,12R);
分子式：C26H19N3O5
分子量：453.446
精确质量：453.132
Psa：105.72
Logp：3.8955

MDL号：MFCD00132117

外观与性状：溶液
储存条件：-20ºC

危险品标志：Xi