Polymorphs with remarkably distinct physical and/or chemical properties

BK Saha, NK Nath, R Thakuria - The Chemical Record, 2023 - Wiley Online Library
Polymorphism in crystals is known since 1822 and the credit goes to Mitscherlich who
realized the existence of different crystal structures of the same compound while working …

Mechanically elastic and light-induced bending of acylhydrazone-based photoswitch crystal

M Lakshmipathi, AI Sk, PK Kundu… - Crystal Growth & …, 2023 - ACS Publications
Here, we report long acicular acylhydrazone crystals (Ac) derived from 4-nitro
benzhydrazide and 10-chloro-9-anthraldehyde. The crystal exhibited dual mechanical …

Stress and light sensitive dual-mechanical property of acylhydrazone crystal

D Manoharan, S Ahmad, F Emmerling… - …, 2023 - pubs.rsc.org
Mechanically dual-responsive molecular crystals have gained substantial interest among
researchers due to their significant applications in various fields. However, incorporation of …

Photoinduced crystal-to-liquid transition of acylhydrazone-based photoswitching molecules

R Koibuchi, K Omasa, I Yoshikawa… - The Journal of Physical …, 2023 - ACS Publications
A photoinduced crystal-to-liquid transition (PCLT) behavior of new acylhydrazone
derivatives (NCs) is reported. The photoswitching of the NCs was identified as a negative …

Dual control of passive light output direction by light and mechanical forces in elastic crystals

C Han, J Yang, X Zhang, A Li, J Peng - CrystEngComm, 2024 - pubs.rsc.org
Crystals with elastic and photomechanical properties are rather scarce, but very important.
Herein, we report an elastic crystal based on the photo-reactive acylhydrazone derivative (E) …

Light-driven flagella-like motion of coordination compound single crystals

A Ekka, U Kurakula, A Choudhury, A Mishra… - Chemical …, 2023 - pubs.rsc.org
Single crystals of coordination complexes that show mechanical motion under the influence
of external stimuli are of great interest due to their applications in photoactuators, sensors …

Flexible Chlorinated Azine Molecular Crystals and Their Photothermally Driven Actuation

PJ Hazarika, P Gupta, A Gunnam… - Crystal Growth & …, 2023 - ACS Publications
This study explores the photochemical actuation of three crystalline azine derivatives, a
class of organic compounds distinguished by the presence of the–C═ N–N═ C–functional …

Photomechanical crystalline materials: new developments, property tuning and applications

Y Ye, H Hao, C **e - CrystEngComm, 2022 - pubs.rsc.org
Photomechanical crystalline materials that exhibit mechanical motion under light irradiation
are one of the fields of greatest interest to crystallographers. This highlight focuses on the …

Fast and reversible bidirectional photomechanical response displayed by a flexible polycrystalline aggregate of a hydrazone

P Gupta, S Allu, PJ Hazarika, NR Ray, AK Nangia… - …, 2022 - pubs.rsc.org
In this study, a typical laboratory experiment was carried out to isolate the flat strips of a
flexible polycrystalline aggregate of a hydrazone derivative. Due to the photoswitching …

Coupling of N‐Tosylhydrazones with Tetrazoles: A Regioselective Synthesis of 2,5‐Disubstituted‐2H‐Tetrazoles

T Kaszás, B Szakács, É Juhász‐Tóth… - European Journal of …, 2022 - Wiley Online Library
Herein we describe the C− N coupling reaction of N‐tosylhydrazones with tetrazoles using
thermic activation in the presence of different bases. The reactions proved to be highly …