C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
167/179, 260/289
C07C 235/78 (2006.01) A61K 31/00 (2006.01) C07C 235/34 (2006.01) C07C 235/36 (2006.01) C07C 235/38 (2006.01) C07C 235/40 (2006.01) C07D 213/75 (2006.01) C07D 215/38 (2006.01) C07D 235/30 (2006.01) C07D 277/44 (2006.01) C07D 277/46 (2006.01) C07D 285/135 (2006.01) C07D 317/66 (2006.01) C07D 333/38 (2006.01) C07D 333/68 (2006.01) C07D 409/12 (2006.01)
Patent
CA 2017287
ABSTRACT Phenol derivatives of use in promoting formation of nerve growth factor are of the general formula (Ia) or (Ib) Image (Ia) Image (Ib) (wherein, each R1 is hydrogen or a hydroxy-protecting group; either R2 is alkyl, cycloalkyl, cycloalkyl condensed with aryl, aryl, aralkyl or heterocyclic; and R3 is hydrogen or a group R2; or R2 and R3, with the nitrogen atom to which they are attached, represent a cyclic amino group; m is 1 to 6; n is 1 to 3, provided that when n is 2 or 3 then two adjacent groups R1 may jointly form a hydroxy-protecting group; p is 0 or 1 to 3; q is 0 or 1 to 3; and the bond marked with a dashed line may be a single bond or a double bond); or a pharmaceutically acceptable salt thereof.
Matsuda Keiichi
Naruto Shunji
Sugano Yuichi
Sugimoto Masahiko
Ltd. Sankyo Company
Marks & Clerk
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