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A Highly Diastereoselective One-Pot Ugi/Radical Spirocyclization/Aza-Michael Addition Sequence

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00610K, Communication
Chandra Volla, Salman Khan, Abhradeep Chatterjee, Akshay Murali Nair
We hereby report a highly diastereoselective synthesis of chalcogenated azaspirotricycles via a one-pot Ugi/spirocyclization/ aza-Michael addition sequence. The reaction proceeded via a key visible light mediated spirocyclization step under mild,...
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New Generation of Highly Reactive Allylborating Agents For Cu(I)-Catalyzed Allylation of Chiral Sulfinylimines

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00291A, Paper
Michael S. Alexeev, Tatyana V. Strelkova, Michail M. Ilyin, Jr., Yulia V. Nelyubina, Ivan A. Bespalov, Michael Medvedev, Victor N Khrustalev, Nikolai Kuznetsov
The implementation of selective catalytic processes with highly active reagents is an attractive strategy that meets modern principles of sustainable development of chemistry. In the current study, we for the...
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Sustainable preparation of 2-acylbenzothiazoles under the cooperation of ionic liquids and microwave irradiation

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00315B, Paper
Shoushun Wang, Mengjie Liu, Yiyuan Yue, Xiude Hu, Yalin Zhang, Guodong Shen, Ruiguo Dong, Lilong Shi, Bing Yu, Xianqiang Huang
A series of 2-acylbenzothiazole derivatives were sustainably synthesized for the first time under the cooperation of ionic liquids and microwave irradiation, metal- and extra-additives-free conditions.
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How long do commercial aircraft last?

What airlines can do to extend the longevity of their fleet




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Wanted: A booster dose for airlines

As vaccination numbers increase, airlines and the government look for the middle path to revive the beleagured travel sector




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Year-end blues for beleagued airlines

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As the price of aviation turbine fuel soars, airlines’ finances spin out of control




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Becoming Atmanirbhar

India needs to produce its own commercial aircraft to forge ahead




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Regional airlines fly into rough weather

From poor applicability of policy to lack of quality manpower and capital, problems plaguing them are manifold




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‘The challenge was in getting the aircraft’s custom clearance’

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The making of ‘agile’ airlines

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Domestic air travel leads airline recovery: Boeing

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Air India sale: Who will bag the Maharaja's crown?

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India ahead in tech to make airports safer

Airports are also keeping pace to ensure safe, touchless and seamless journeys




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IFSC: Aircraft leasing gets a big boost

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Airbus responds to COP26




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Reskilling of airline workforce needed

Industry grapples with skilling/reskilling employees right from pilots to ground handling staff whose skills may be redundant




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2022 holds promise for the airline sector

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Robust flight plans can keep airlines afloat




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Deep tech is helping airlines sustain operations during Covid

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As India builds its newest airports, it needs robust, fail-proof SOPs

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First-ever gravity-defying plane swap set for April 24

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Domestic airline industry may face a rejig

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Insolvency of aircraft operator: default remedies.

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Electric aircraft set to transform urban mobility 

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Airlines test willingness to pay higher airfares

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Thrust reversal in aircraft

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The art of avoiding accidents in air

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Slots scarcity hits Indian airlines’ flight roadmap

The solution demands a comprehensive expansion of airside capacity across the country, but that has not materialised




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Will Akasa Air’s contra bet on Boeing 737 Max instead of Airbus pay off?

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5 things Indian airlines must do to break their way out of pandemic blues

Post pandemic, the airlines must revamp strategies and resort to long-term measures to recover from the crisis 




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Airlines’ performance metrics may need an overhaul

It may be time to revisit RASK, CASK metrics; benchmarking based on cost drivers can boost an airline’s performance




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Air infrastructure plans should be future-proof

India’s aviation story is full of delayed, untapped and under-utilised potential




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How do commercial aircraft navigate?




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Air India’s roadmap can be tricky to pull off

The airline has to work hard to drastically grow its network and fleet while improving reliability as well




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Reviving businesses will benefit from air cargo’s growth

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Apple AirPods Pro’s new hearing aid feature could help people face a problem they’d rather ignore

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OpenAI chair's AI startup Sierra gets $4.5 billion valuation in latest funding round

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OpenAI builds first chip with Broadcom and TSMC, scales back foundry ambition

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Crypto firm Consensys to cut 20% of workforce amid macroeconomic, regulatory headwinds

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