King Saud University

Raju Suresh Kumar

Abdulrahman Ibrahim Almansour

Natarajan Arumugam

Ali Abdullah Alshatwi

Periasamy Vaiyapuri Subbarayan

Jegan Athinarayanan

Mohamad Saleh Alsalhi

Saradh Prasad Rajendra

Hazem Ahmed Ghabbour

Kotresha Dupadahalli

Jose Carlos Menendez

The present subject matter relates to a new liquid and solid-state laser system comprising a laser structure and novel 7H-pyrano[2,3-b:4,5-b′]diquinoline derivative compounds as the laser active media; the novel 7H-pyrano[2,3-b:4,5-b′]diquinoline derivative compounds comprising 10-chloro-7H-pyrano[2,3-b:4,5-b′]diquinoline [(Cl-PD)] and 10-methoxy-7H-pyrano[2,3-b:4,5-b′]diquinoline [(MeO-PD)]; and a method of synthesizing the organic 7H-pyrano[2,3-b:4,5-b′]diquinoline derivative compounds used in the laser system.

Liquid and solid state laser from 7H-pyrano[2,3-B:4,5-B′]diquinoline derivatives using energy transfer mechanism

An anti-cancer compound is a compound having the following structural formula: or a pharmaceutically acceptable salt thereof.

Anti-cancer compound

An anti-cancer agent having the formula: 

Anti-cancer agents

Anti-cancer compounds include N-arylmethylidene piperidones having structural formula I: where R is a hydrogen, halogen, methyl, methoxy, or nitro group, or a pharmaceutically acceptable salt thereof.

Growing community of inventors

Riyadh, Saudi Arabia

Raju Suresh Kumar