IP Library Granted Patent US 10,696,668
Granted Patent B2
US 10,696,668 · App. 16/079,162 · Granted Jun 30, 2020

Acid addition salts of piperazine derivatives

Inventors: Anna Quattropani (Rolle, CH); Santosh S. Kulkarni (Bangalore, IN); Awadut Gajendra Giri (Bangalore, IN); Dawn V. Toronto (Saint Lamain, FR); David Malcolm Crowe (Reading, GB)
Assignee: Asceneuron SA
C07D417/14C07D405/12C07D405/14C07D417/12C07D513/04
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Quick Facts
Patent No.
US 10,696,668
App. No.
16/079,162
Granted
Jun 30, 2020
Kind
B2
Abstract

The invention relates to acid addition salts of piperazine derivatives, as well as solid forms, such as polymorphic forms, thereof, which are useful as pharmaceutical ingredients and, in particular, as glycosidase inhibitors.

Claims (2)

1. N-(5-{4-[(1S)-1-(2H-1,3-benzodioxol-5-yl)ethyl]piperazin-1-yl}-1,3,4-thiadiazol-2-yl)acetamide, mono-hydrochloride in a solid form having the characteristic X-ray powder diffraction pattern as shown on FIG. 11 .

2. A solid oral dosage form comprising an acid addition salt according to claim 1 .

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Feb 23, 2023
From: KREOS CAPITAL VI (UK) LIMITED
To: ASCENEURON SA
Reel/Frame 062789/0477 →
SECURITY INTEREST Recorded Mar 22, 2022
From: ASCENEURON SA
To: KREOS CAPITAL VI (UK) LIMITED
Reel/Frame 059337/0849 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 23, 2018
From: QUATTROPANI, ANNA; KULKARNI, SANTOSH S.; GIRI, AWADUT GAJENDRA; TORONTO, DAWN V.; CROWE, DAVID MALCOLM
To: ASCENEURON SA
Reel/Frame 047276/0072 →
Priority Claims (1)
IN 201621006638 · Feb 25, 2016 · national
Continuity (1)
Related Publication 20190055233A1 · Feb 21, 2019
Cited By (3)
US 12,187,741 US 12,195,455 US 12,398,130