Tricyclic triazolobenzazepine derivatives for use as antiallergic medicaments

• Main Authors: KITAGAWA, HIDEO, NISHIZUKA, TOSHIO, SHIOKAWA, SOHJIRO, MIYAMOTO, SACHIKO, SHIOBARA, MAKI, TAKATA, HIROMI, KAWAGUCHI, MAMI, OKADA, YUMIKO, TSUTSUMI, SEIJI, OHTSUKA, YASUO, SHISHIKURA, TAKASHI, FUSHIHARA, KENICHI, ISHIKURA, TOYOAKI
• Format: Patent
• Language: English
• Published: 01.02.2002
• Edition: 7
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; CHEMISTRY; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

Compounds of formula (I) wherein: R1 represents a H , a hydroxyl group, C1-4 alkyl, or phenyl C1-4 alkyl; R2, R3, R4, and R5, which may be the same or different, represent any one of the following (a) to (n): (a) a H ; (b) a halogen ; (c) an optionally protected hydroxyl group; (d) formyl; (e) C1-12...