Patent number: 6613932
Abstract: A prostaglandin derivative represented by the formula:
[wherein X is CH2, O or S(O)q1, Y is an ethylene group, a vinylene group, an ethynylene group, O(CH2)t1 or S(O)q2(CH2)t1, Z is an ethylene group, a vinylene group or an ethynylene group, R1 is a hydrogen atom, a C1-10 alkyl group or a C3-10 cycloalkyl group, R2 is a C1-10 alkyl group, a C2-10 alkenyl group, a C2-10 alkynyl group, a C3-10 cycloalkyl group, a C1-5 alkyl-C3-10 cycloalkyl group, a C3-10 cycloalkyl-C1-5 alkyl group, a hydroxy-C1-5 alkyl group, a halogeno-C1-5 alkyl group, a C1-5 alkoxy-C1-5 alkyl group, a C2-4 alkoxycarbonyl-C1-5 alkyl group, a carboxyl-C1-5 alkyl group, a cyano-C1-5 alkyl group, a C1-5 alkyl group substituted with a group represented by the formula: —NR7R8, an acyl group, a group represented by the formula: —(CH2)t2CH(NH2)COOR9, etc., and R3 is a hydrogen atom, a C1-10 alkyl group, etc.], a pharmaceutically acceptable salt thereof or a hydrate thereof.
Type:
Grant
Filed:
March 11, 2002
Date of Patent:
September 2, 2003
Assignees:
Taisho Pharmaceutical Co., Ltd., Fumie Sato
Inventors:
Fumie Sato, Tohru Tanami, Hideo Tanaka, Naoya Ono, Makoto Yagi, Hitomi Hirano
Patent number: 6596743
Abstract: The present invention is a compound of formula:
wherein R1, R2, R2′, X, A1/A2 and B are as defined in the specification.
These compounds may be used in the control or prevention of acute and/or chronic neurological disorders such as restricted brain function caused by bypass operations or transplants, poor blood supply to the brain, spinal cord injuries, head injuries, hypoxia caused by pregnancy, cardiac arrest, hypoglycaemia, Alzheimer's disease, Huntington's chorea, ALS, dementia caused by AIDS, eye injuries, retinopathy, cognitive disorders, memory deficits, schizophrenia, idiopathic parkinsonism or parkinsonism caused by medicaments as well as conditions which lead to glutamate deficiency functions, such as e.g. muscle spasms, convulsions, migraine, urinary incontinence, nicotine addiction, psychoses, opiate addiction, anxiety, vomiting, acute and chronic pain, dyskinesia and depression.
Type:
Grant
Filed:
December 10, 2001
Date of Patent:
July 22, 2003
Assignee:
Hoffmann-La Roche Inc.
Inventors:
Konrad Bleicher, Vincent Mutel, Eric Vieira, Jürgen Wichmann, Thomas Johannes Woltering