Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2016 Dec 7;21(12):1682. doi: 10.3390/molecules21121682

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2016 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Scheme 1 — Synthesis of discussed compounds 1–9a–c. Reagents and conditions: (a) T1a–c, K₂CO₃, acetone, reflux; (b) NaOH, HCl, reflux; (c) KOH, MeOH, propan-2-ol (IPA); (d) T2; dimethylformamide (DMF), reflux; (e) arylpiperazine, IPA, reflux; (f) HCl, Et₂O.