English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Tools annual

Global: Zendy Free Plan

Global: Zendy Tools monthly

Global: Zendy Plus monthly

Polyamines derivatives including putrescine, spermidine and spermine derivatives and their unsymmetrical derivatives have received a great deal of attention from synthetic organic chemists 1 because of their potential use in biological activities and their presence in a number of siderophores and other natural products. 2 The protonated polyamines can interact with nucleic acids, proteins, and phospholipids. 3

Synthesis of Secondary Bis- and Tris(amines) Derivatives through Staudinger/aza-Wittig Reactions