NOVEL CRYSTAL OF DEPSIPEPTIDE DERIVATIVE AND PROCESS FOR PRODUCING THE SAME

Title:

NOVEL CRYSTAL OF DEPSIPEPTIDE DERIVATIVE AND PROCESS FOR PRODUCING THE SAME

Document Type and Number:

WIPO Patent Application WO/1999/024412

Kind Code:

A1

Abstract:

A novel crystal of the depsipeptide derivative represented by chemical formula (IV). The crystal is excellent in the filtrability during crystallization and improved in the efficiency and yield of production.

Inventors:

YAMAMURA ATSUSHI (JP)
YAMANISHI RYO (JP)
IKUSHIMA MUNEHARU (JP)

Application Number:

PCT/JP1998/004752

Publication Date:

May 20, 1999

Filing Date:

October 20, 1998

Export Citation:

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Assignee:

FUJISAWA PHARMACEUTICAL CO (JP)
YAMAMURA ATSUSHI (JP)
YAMANISHI RYO (JP)
IKUSHIMA MUNEHARU (JP)

International Classes:

C07D273/00; (IPC1-7): C07D273/00

Domestic Patent References:

WO1997002256A1	1997-01-23
WO1993001953A1	1993-02-04
WO1994019334A1	1994-09-01

Other References: