公开(公告)号：US06555712B2

公开(公告)日：2003-04-29

申请号：US09820202

申请日：2001-03-28

Applicant: Pradipta Sinha ,  Sujit Roy

Inventor： Pradipta Sinha ,  Sujit Roy

IPC: C07C32100

CPC classification number: C07C319/22 ,  C07C321/18 ,  C07C321/14 ,  C07C321/20 ,  C07C323/07

Abstract: The present invention discloses a process for the preparation of a diorganotrisulfide said process by reacting an organic halide and elemental sulfur (&agr;-rhombic) using catalytic copper (II) halide and tin (II) halide in a mixture of organic solvents at 30-70° C.

公开(公告)号：US5877320A

公开(公告)日：1999-03-02

申请号：US774029

申请日：1996-12-27

Applicant: Sujit Roy ,  Purnima M. Samuel ,  Prakash V. Diwan ,  P. Kanta Rao ,  Uday T. Bhalerao

Inventor： Sujit Roy ,  Purnima M. Samuel ,  Prakash V. Diwan ,  P. Kanta Rao ,  Uday T. Bhalerao

IPC: C07F7/22

CPC classification number: C07F7/2284 ,  C07F7/2268

Abstract: The present invention is drawn to complexes of dibenzyl-organotin compounds having nitrogen or sulfur containing heterocyclic ligands. Said complexes are useful as cytotoxic agents.

公开(公告)号：US5929238A

公开(公告)日：1999-07-27

申请号：US977947

申请日：1997-11-25

Applicant: Sujit Roy ,  Purnima M. Samuel ,  Prakash V. Diwan ,  P. Kanta Rao ,  U. T. Bhalerao

Inventor： Sujit Roy ,  Purnima M. Samuel ,  Prakash V. Diwan ,  P. Kanta Rao ,  U. T. Bhalerao

IPC: C07F7/22 ,  C07F9/58 ,  C07F9/572 ,  C07F9/653 ,  C07F9/655

CPC classification number: C07F7/2284 ,  C07F7/2268

Abstract: The present invention is drawn to complexes of dibenzyl-organotin compounds having nitrogen or sulfur containing heterocyclic ligands. Said complexes are useful as cytotoxic agents.

Abstract translation: 本发明涉及具有含氮或含硫杂环配位体的二苄基 - 有机锡化合物的络合物。 所述复合物可用作细胞毒性剂。