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IndiGo secures approval for wet lease renewals of 11 A320 aircraft




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Star Air to spread wings, grow fleet to 25 aircraft in 3 years

The Sanjay Ghodawat group airline’s expansion plan comes as the government prepares to extend the Udan scheme beyond 2027




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IRCTC Q2 net profit up 4.5%, interim dividend announced

Revenue from operations during the period under review stood at Rs ₹1064 crore, up 7.3 per cent y-o-y




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Centre to OTAs: Correct air ticket pricing mechanism, fix software glitches

‘Ministry has advised OTAs to modify the websites’ algorithm so that the search results are not based on cache memory data’




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Pipavav Port’s Q2 net profit declines 18%

The company logged consolidated net profits of ₹92.3 crore in the year-ago period




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Air India prepares for Vistara merger, adds extra resources at airports

The routes, schedules, and crew operations will remain unchanged for Vistara customers




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RITES reports 25% decline in Q2 net profit, sees stable order book

RITES has declared a second interim dividend of ₹1.75 per equity share.




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Made-in-India Dhruv chopper proposed for civilian offshore role

Civilian version of the military ALH Mk-III is powered by ‘Shakti’ engines, features a civil certified glass cockpit




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Curtains for Jet Airways as Supreme Court orders liquidation

A three member bench of the apex court invoked its powers under Article 142 of the constitution and directed the liquidation of the grounded airline.




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Armed forces move to scrap mobility contract, Uber says “ready to discuss our data-security practices”

Concerns about data security practices prompt the move




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3 coaches of Secunderabad-Shalimar Superfast Express derail near Howrah

"The weekly special train derailed at Nalpur, about 40 km from Kolkata, no casualties or injuries have been reported so far"




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Air India Express plans more international flights; to have over 110 planes by March 25

The airline, which recently completed the merger of AIX Connect with itself, has a fleet of around 90 aircraft and the count is expected to cross 110 by the end of this fiscal




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Air India Express targets a 50% yoy growth in passenger traffic for FY25

Air India Express’ Chief Executive Aloke Singh says that the airline will focus on growing its presence in the tier-II and III markets




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DHL Express focuses on Life Sciences, Healthcare, and Energy as key growth drivers

In life sciences, rising fields like cell research, biopharma, and clinical trials require specialized supply chains for safe handling and delivery. Meanwhile, the expanding clean energy sector calls for dedicated logistics to manage battery swapping, storage, transport, and disposal




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Lacklustre response to VOC Port Project: High cost the reason?

Only two bidders showed interest in the RFQ, and both were rejected and the entire process needs to start afresh in the project




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Alembic Pharma Q1 profit more than doubles to ₹301.46 crore

Robust sales in international markets drive profits




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HealthCare Global Enterprises appoints Meghraj Arvindrao Gore as CEO

Previously he was the Chief Executive Officer — Southern Region of Apollo Hospitals Enterprise Ltd




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Akshay Kumar is the new face of Dabur Chyawanprash




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Wipro inks $700-million takeover deal with Metro AG




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Infosys Q4 results present a mixed bag

FY22 margin guidance may disappoint markets




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Procter & Gamble commissions its first in-house solar plant in India at its Hyderabad site

Spread over 16,000 sq. mt, it has a capacity of 1MW




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Ahammune Biosciences raises Pre-Series A funding from Ideaspring Capital, Indian Angel Network




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Mutuality principle: Bowring Institute gets AAR reprieve on GST

But says waiver willend once Finance Act amendment is notified




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India's Mylab to ramp up Covid-19 test production to 100 mln units per week

Antigent tests said to produce more false negatives




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IPO: Sresta Natural Bioproducts files draft papers with SEBI

The IPO comprises a fresh issue of equity shares aggregating up to ₹50 crore and an offer sale of up to 70.3 lakh equity shares




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Infosys beats market estimates; profit up 12%, raises guidance

It raised guidance to 19.5-20 per cent growth compared to the 16.5-17.5 per cent growth it had indicated earlier




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TCS net profit up 12.3% at ₹9,769 crore; revenue up 16.3%

From a pipeline perspective, the company crossed a total contract value of $7.6 billion this quarter




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Sober instrument, pristine voice

Ustad Irshad Khan and Vidushi Kishori Amonkar lived up to their reputation at a concert in New Delhi




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India's net direct tax collections surge 15.4 pc to Rs 12.1 lakh crore in April-Nov




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Market capitalization of privately listed companies surged 6.4 times, PSUs grew 5 times over last 10 years: Motilal Oswal




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India's solar product exports record over 20-fold jump to $2 bn in last 2 years




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Bears on prowl! Sensex tanks 820 points, Nifty below 24,000




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Is aromaticity loss necessary for transition-metal promoted arene–alkene cycloadditions?

Chem. Sci., 2024, 15,18093-18098
DOI: 10.1039/D4SC05337K, Edge Article
Open Access
João V. Schober, Croix J. Laconsay, Judy I. Wu
Diene- and ene-like reactivity in transition metal coordinated arenes can be expected when there is a notable degree of aromaticity loss at the complexed arene.
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Substituent effect in determining the total structure of an all-alkynyl-protected Ag98 nanocluster for methanol tolerant oxygen reduction reaction

Chem. Sci., 2024, 15,18161-18169
DOI: 10.1039/D4SC04318A, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Xiaoqin Cui, Xuehuan Zhang, Ting Li, Sheng Zhu, Gaoyi Han, Huan Li
A sterically demanding ortho-CF3 substituent defines not only the arrangement of ligands on a Ag98(2-CF3PhCC)48Cl4 nanocluster (Ag98) but also the inter-cluster interactions. Ag98 shows excellent methanol tolerance in the oxygen reduction reaction.
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A facile self-saturation process enabling the stable cycling of a small molecule menaquinone cathode in aqueous zinc batteries

Chem. Sci., 2024, 15,17971-17978
DOI: 10.1039/D4SC04685D, Edge Article
Open Access
Shuo Li, Guoli Zhang, Qianrui Li, Tianshun He, Xiaoqi Sun
A facile self-saturation strategy, realized by the introduction of a hydrophobic methyl group on naphthoquinone, is demonstrated to suppress the dissolution of small molecule cathode materials and achieve stable cycling in aqueous zinc cells.
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Boronic ester-templated pre-rotaxanes as versatile intermediates for rotaxane endo-functionalisation

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC04879B, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Jingjing Yu, Marius Gaedke, Satyajit Das, Daniel L. Stares, Christoph A. Schalley, Fredrik Schaufelberger
Dynamic covalent boronic ester bonds can pre-organise diol-containing threads and V-shaped boronic acid ligands towards mechanical interlocking. After interlocking, the pre-rotaxane could be modified to create many unique [2]rotaxanes architectures.
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Dilute nanocomposites for capacitive energy storage: progress, challenges and prospects

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC05437G, Perspective
Open Access
Li Li, Wenhan Xu, Guanchun Rui, Shixian Zhang, Qiming Zhang, Qing Wang
Electrostatic capacitors (ECs) are critical components in advanced electronics and electric power systems due to their rapid charge-discharge rate and high power density. While polymers are ideal for ECs due...
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The Effect of gem-Difluorination on the Conformation and Properties of a Model Macrocyclic System

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC05424E, Edge Article
Open Access
Laurent Knerr, Thomas Cogswell, Marie. Ahlqvist, Richard James Lewis, Anneli Nordqvist, Christian Sköld
Conformational control of drug candidates to engineer improved potency and ADME properties is an ongoing area of research. Macrocyclic rings tend to offer a greater degree of rigidity than non-cyclised...
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Probing water adsorption and stability under steam flow of Zr-based metal-organic frameworks using 91Zr solid-state NMR spectroscopy

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC04589K, Edge Article
Open Access
Athulya Nadol, Florian Venel, Raynald Giovine, Maeva Leloire, Christophe Volkringer, Thierry Loiseau, Christel Gervais, Caroline Mellot-Draznieks, Bertrand Doumert, Julien Trébosc, Olivier Lafon, Frédérique Pourpoint
The stability of metal-organic frameworks (MOFs) in the presence of water is crucial for a wide range of applications, including the production of freshwater, desiccation, humidity control, heat pumps/chillers and...
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Wiring proton gradients for energy conversion

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC04833D, Edge Article
Open Access
Xinchen Dai, Cesare Berton, Dong Jun Kim, Cristian Pezzato
Light-switchable buffer solutions based on merocyanine photoacids can be used as efficient photoenergy harvesting systems. Varying the solvation environment of merocyanine photoacids in water-methanol mixtures allows one to carefully tune...
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M12L24 nanospheres as supramolecular templates for the controlled synthesis of Ir-nanoclusters and their use in the chemo-selective hydrogenation of nitro styrene

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC06324D, Edge Article
Open Access
Lotte L. Metz, Rens Ham, Eduard Bobylev, Kelly J. H. Brouwer, Alfons van Blaaderen, Rim van de Poll, Victor Drozhzhin, Emiel J. M. Hensen, Joost N. H. Reek
Controlled preparation of ultrafine metal nanoclusters (<2 nm) is challenging, yet important as the properties of these clusters are inherently linked to their size and local microenvironment. In the present...
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Cyclic peptides targeting the SARS-CoV-2 programmed ribosomal frameshifting RNA from a multiplexed phage display library

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC04026K, Edge Article
Open Access
Jacob A. Iannuzzelli, Rachel Bonn, Andrew S. Hong, Abhijith Saseendran Anitha, Jermaine L. Jenkins, Joseph E. Wedekind, Rudi Fasan
Cyclopeptide agents targeted against the −1 programmed ribosomal frameshifting stimulatory sequence RNA pseudoknot of SARS-CoV-2 were discovered by screening a multiplexed phage display library of genetically encoded peptide macrocycles.
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Regioselectivity switches between anthraquinone precursor fissions involved in bioactive xanthone biosynthesis

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC06369D, Edge Article
Open Access
Xiao Jing Lv, Chun Zhi Ai, Li Rong Zhang, Xiu Xiu Ma, Juan Juan Zhang, Jia Peng Zhu, Ren Xiang Tan
BruN and BTG13 cleave chrysophanol hydroquinone into monodictyphenone and cephalanone F, respectively, with the regioselectivities found tunable via the key amino acid (AA) substitution strategy.
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Organic dopant cyclization and significantly improved RTP properties

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC06213B, Edge Article
Open Access
Shiguo Zhang, Guanyu Liu, Zhichao Mao, Shanfeng Xue, Qikun Sun, Wenjun Yang
Synthesized CDIA and ODIA via cyclization, obtained long-lived RTP polymers with lifetimes of 2146 and 2656 ms. Experimental and theoretical data show cyclization effectively restrains intramolecular rotation and stabilizes triplet populations.
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Differentiating carrier protein interactions in biosynthetic pathways using dapoxyl solvatochromism

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC05499G, Edge Article
Open Access
Matthew G. Miyada, Yuran Choi, Kyle Rich, James J. La Clair, Michael D. Burkart
A highly sensitive solvatochromic system was developed to monitor the loading and interactivity of carrier proteins associated with fatty acid, polyketide and non-ribosomal peptide biosynthesis.
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Pathway control in metallosupramolecular polymerization of a monoalkynylplatinum(II) terpyridine complex through competitive complex formation

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC06083K, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Minhye Kim, Heekyoung Choi, Minjoo Kim, Seonghan Kim, Seohyeon Yun, Eunji Lee, Jaeheung Cho, Sung Ho Jung, Jong Hwa Jung
The modification of metalloligands based on bis-type amideterpyridine platinum(II) complexes not only induces the formation of helical supramolecular polymers but also introduces a kinetic trapping strategy in competitive conditions.
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Mechanism of action and evaluation of ratiometric probes for uric acid using lanthanide complexes with tetraazatriphenylene sensitisers

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC05743K, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Xinyi Wen, Huishan Li, Zhijie Ju, Renren Deng, David Parker
Six Eu(III) and Tb(III) complexes are evaluated for the rapid ratiometric analysis of urate in diluted serum, together with mechanistic studies probing the intermediate exciplex and the excited state dynamics by transient absorption spectroscopy.
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Direct Ladderization of Cyclooctatetraene-containing, Processable Conjugated Ladder Polymers from Annulated bis-Zirconacyclopentadienes

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC06902A, Edge Article
Open Access
August J. Rothenberger, Harrison M. Bergman, He Li, Miao Qi, Yunfei Wang, Yi Liu, T. Don Tilley
Conjugated ladder polymers (CLPs) are difficult yet captivating synthetic targets due to their fully unsaturated fused backbones. Inherent challenges associated with their synthesis often lead to low yields, structural defects,...
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Synergetic effect of mild hypothermia and antioxidant treatment on ROS-mediated neuron injury under oxygen-glucose deprivation investigated by scanning electrochemical microscopy

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC05977H, Edge Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Junjie Zhang, Yulin Liu, Yuxiang Zhao, Siyu Zhang, Feng Xu, Fei Li
Ischemic stroke and reperfusion injury result in neuronal damage and dysfunction associated with oxidative stress, leading to overproduction of cellular reactive oxygen species (ROS) and reactive nitrogen species (RNS). In...
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Rapid, Potent, and Persistent Covalent Chemical Probes to Deconvolute PI3Kα Signaling

Chem. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4SC05459H, Edge Article
Open Access
Lukas Bissegger, Theodora Alexandra Alexandra Constantin, Erhan Keles, Luka Raguž, Isobel Barlow-Busch, Clara Orbegozo, Thorsten Schaefer, Valentina Borlandelli, Thomas Bohnacker, Rohitha SriRamaratnam, Alexander Schäfer, Matthias Gstaiger, John E. Burke, Chiara Borsari, Matthias Wymann
Chemical probes have gained importance in the elucidation of signal transduction in biology. Insufficient selectivity and potency, lack of cellular activity and inappropriate use of chemical probes has major consequences...
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