Polyanionic amphiphilic polymer based supramolecular dye-host assembly: Highly selective turn–on probe for protamine sensing

G Chakraborty, RK Chittela, PN Jonnalgadda… - Sensors and Actuators B …, 2022 - Elsevier
Here in we report a supramolecular dye-host assembly, forming through non-covalent
interaction between a cationic dye, quinaldine red (QR), and polyanionic amphiphilic …

Stimuli responsive confinement of a molecular rotor based BODIPY dye inside a cucurbit [7] uril nanocavity

G Chakraborty, MK Choudhary… - The Journal of …, 2021 - ACS Publications
Present study reports the interaction of a molecular rotor based BODIPY dye, 8-anilino-
BODIPY (ABP), with a versatile macrocyclic molecule, cucurbit [7] uril (CB7), investigated …

Complexation-induced tuning of optical properties of a medically important alkaloid, berberine in the presence of charged cyclodextrin

G Chakraborty, VS Pillai, RK Chittela - Journal of Photochemistry and …, 2021 - Elsevier
Beberine is one of the most popular and medically important isoquinoline alkaloids found in
nature. Its multidirectional applications especially in the field of medical science have …

Supramolecular control of reactivity toward hydrolysis of 7-diethylaminocoumarin schiff bases by cucurbit [7] uril encapsulation

JJ Alcázar, N Geue, V Valladares, A Canete… - ACS …, 2021 - ACS Publications
A series of aromatic Schiff bases, featuring 7-diethylamino-coumarin and with five different
substituents at an adjacent phenyl ring, were synthesized and characterized. With the aim of …

Directional Self‐Sorting with Cucurbit [8] uril Controlled by Allosteric π–π and Metal–Metal Interactions

K Kotturi, E Masson - Chemistry–A European Journal, 2018 - Wiley Online Library
To maximize Coulombic interactions, cucurbit [8] uril (CB [8]) typically forms ternary
complexes that distribute the positive charges of the pair of guests (if any) over both …

A styryl based fluorogenic probe with high affinity for a cyclodextrin derivative

G Chakraborty, AK Ray, PK Singh, H Pal - Organic & Biomolecular …, 2019 - pubs.rsc.org
Supramolecular host–guest pairs, with a very high association constant, represent excellent
molecular recognition motifs, and serve as useful building blocks for numerous exciting …

pH‐Responsive Interaction of Fluorogenic Antimalarial Drug Quinine with Macrocyclic Host Cucurbit [7] uril: Modulations in Photophysical and Acid‐Base Properties

DR Boraste, G Chakraborty, AK Ray… - …, 2017 - Wiley Online Library
Intriguing changes in photophysical and acid‐base properties of fluorogenic antimalarial
drug, quinine (QN), are presented on its interaction with macrocyclic cucurbit [7] uril (CB7) …

Theoretical prediction of the complexation behaviors of antitumor platinum drugs with cucurbiturils

NS Venkataramanan, S Ambigapathy… - The Journal of …, 2012 - ACS Publications
The inclusion complex formation ability between CB [n](n= 6–9) and Pt-drugs (oxaliplatin,
nedaplatin, carboplatin, and cisplatin) in gas phase as well as water phases has been …

Nanosensing of ATP by fluorescence recovery after surface energy transfer between rhodamine B and curcubit [7] uril-capped gold nanoparticles

R El Kurdi, D Patra - Microchimica Acta, 2018 - Springer
The authors describe a method for functionalization of gold nanoparticles (AuNPs) with the
supramolecular host molecule, curcubit [7] uril (CB [7]) which can bind rhodamine B (RhB) …

Host–guest interaction of coumarin-derivative dyes and cucurbit [7] uril: leading to the formation of supramolecular ternary complexes with mercuric ions

ME Aliaga, L García-Río, M Pessêgo… - New Journal of …, 2015 - pubs.rsc.org
We investigated the photophysical behavior of the complexes formed between cucurbit [7]
uril (CB7) and coumarin-derivative dyes: 7-(diethylamino)-N-(1, 3-dihydroxy-2 …