Diastereoselective synthesis of fused cyclopropyl-3-amino-2,4-oxazine β-amyloid cleaving enzyme (BACE) inhibitors and their biological evaluation.

Abstract:

:The diastereoselective synthesis and structure activity relationship (SAR) of a series of fused cyclopropyl-3-amino-2,4-oxazine (2-oxa-4-azabicyclo[4.1.0]hept-3-en-3-amine)-containing BACE inhibitors is described. Through these efforts compound 2 was identified as a potent (cell IC50 = 15 nM) BACE inhibitor with acceptable ADME properties. When tested in vivo, compound 2 demonstrated a significant reduction of brain and cerebral spinal fluid (CSF) Aβ40 levels (46% and 66%, respectively) in a rat pharmacodynamic study and thus represents a suitable starting point for the further development of in vivo efficacious compounds for the treatment of Alzheimer's disease.

journal_name

Bioorg Med Chem Lett

authors

Low JD,Bartberger MD,Cheng Y,Whittington D,Xue Q,Wood S,Allen JR,Minatti AE

doi

10.1016/j.bmcl.2018.01.056

subject

Has Abstract

pub_date

2018-04-01 00:00:00

pages

1111-1115

issue

6

eissn

0960-894X

issn

1464-3405

pii

S0960-894X(18)30067-2

journal_volume

28

pub_type

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