Search form

Patents

US8927560: 4-aza-2, 3-didehydropodophyllotoxin compounds and process for the preparation thereof

The invention provides 4-Aza-2,3-didehydropodophyllotoxin compound of general formula A (4a-4z and 4aa-4ae) as useful potential antitumour agents against human cancer cell lines and further provides a process for the synthesis of 4-Aza-2,3-didehydropodophyllotoxin compounds (4a-4z and 4aa-4ae).

Filing Date: 13-07-2012

Issue Date: 06-01-2015

Applicant: CSIR-Indian Institute of Chemical Technology (CSIR-IICT), Hyderabad

Patent No: US8927560

Application No: 13/522219

Inventor(s): Ahmed Kamal, Paidakula Suresh, Banala Ashwini Kumar, Adla Mallareddy, Papagari Venkat Reddy, Jaki Rasheed Tamboli

IPC Classification: A61K 31/505, C07D 498/00, C07D 261/20, C07D 487/00, C07D 471/00, C07D 239/00, C07D 491/00, A61K 31/44, A01N 43/42, A01N 43/54

Country: United States of America

Related Patents

ZA20055017: A continuous bio-plate casting machine useful for making articles useful for variety of purposes, particularly for serving and/or holding food products
US9422952: Vortex diodes as effluent treatment devices
US9421270: Surfactant-copolymer complexes useful for sustained drug release
US9068141: Process for the modification of curcuma aromatica essential oil
US8663618: Surface modified porous polymers for enhanced cell growth