An efficient, solvent-free approach to heteroarylcarbazoles: synthesis of 3-chromenylcarbazoles, 3,6-bis-(chromenyl)carbazoles and 3-quinolylcarbazoles

An easy and efficient synthesis of new 3-chromenylcarbazoles, 3,6-bis-(chromenyl)carbazoles and 3-quinolylcarbazoles is reported.