Publications by authors named "Sugumar Venkataramani"

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Harnessing Solar Energy, Extending Storage, and Accelerated Release in "Twisted" Negative Photochromic Azo Compounds.
Sapna Singh, Archana Velloth, Manu Goyal, Sanjay Singh, Sugumar Venkataramani

Angew Chem Int Ed Engl· December 2025

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Photoswitching, aggregation, and negative photochromism in ionic arylazoisoxazolium photoswitches.
Gayathri Parthiban, Himanshu Kumar, Anees Rahman Parambattummal, Sugumar Venkataramani

Photochem Photobiol· November 2025

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Expanding the Scope of BICAAC Organocatalyst: Hydroboration of Carbonyl and Alkyne Substrates.
Alisha Sharma, Surbhi Bansal, Archana Velloth, Sugumar Venkataramani, Sanjay Singh

Chemistry· August 2025

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Unveiling the role of dark states in dynamic control of azopyrrole photoisomerization by light-matter interaction.
Pallavi Garg, Jaibir Singh, Ankit Kumar Gaur, Sugumar Venkataramani, Christian Schäfer

Commun Chem· July 2025

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Highly distinguishable isomeric states of a tripodal arylazopyrazole derivative on graphite through electron/hole-induced switching at ambient conditions.
Himani Malik, Sudha Devi, Debapriya Gupta, Ankit Kumar Gaur, Sugumar Venkataramani

Beilstein J Org Chem· July 2025

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Tripodal Heptazine Core-Based C-Symmetric Multi-Azo(Hetero)Arenes: Photoswitching, Supramolecular Sol-Gel Behavior, and Base Sensing Prospects.
Himanshu Kumar, Pravesh Kumar, Amit Kumar, Anjali Mahadevan, Kirti Dhingra, Sugumar Venkataramani

Chemistry· May 2025

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An azothiazole probe as a multianalyte colorimetric chemosensor for urea and biologically significant amines.
Sapna Singh, Archana Velloth, Rishi Ram Mahato, Surbhi Grewal, Subhabrata Maiti, Sugumar Venkataramani

Org Biomol Chem· April 2025

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Neutral and ionic -methyl phenylazo-3,5-(di-2-pyridyl)pyrazole photoswitches: probes for reversible pH modulation by light.
Sapna Singh, Archana Velloth, Rajani, Manu Goyal, Navneet Kaur, Sugumar Venkataramani

Chem Commun (Camb)· September 2024

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Photo-Induced Generation of Oxygenated Quaternary Centers via EnT Enabled Singlet O Addition to C3-Maleimidated Quinoxaline: A Reagent-Less Approach.
Subhendu Ghosh, Tamanna Khandelia, Anjali Mahadevan, Pritishree Panigrahi, Piyush Kumar, Sugumar Venkataramani

Chemistry· August 2024

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Arylazo-3,5-diphenylpyrazole Derivatives: Molecular Probes Exhibiting Reversible Light-induced Phase Transitions for Energy Storage and Direct Photolithographic Patterning.
Himanshu Kumar, Gayathri Parthiban, Archana Velloth, Jyoti Saini, Ritobrata De, Sugumar Venkataramani

Chemistry· August 2024

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Azopyridinium Ionic Photoswitches: Tuning Half-Lives of Z Isomers from Seconds to Days in Water.
Ankit Kumar Gaur, Debapriya Gupta, Dhanyaj Narayanan Nampoothiry, Archana Velloth, Ramanpreet Kaur, Sugumar Venkataramani

Chemistry· August 2024

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Structure, Dynamics, and Reactivity of Encapsulated Molecules in Restricted Spaces: Arylazoisoxazoles within an Octa Acid Capsule.
Amal Sam Sunny, Elliott C Cleven, Pravesh Kumar, Sugumar Venkataramani, Jamie D Walls

Langmuir· August 2024

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Infrared spectroscopy of isomers of C3H4+ in superfluid helium droplets.
Amandeep Singh, Alexandra J Feinberg, Cheol Joo Moon, Swetha Erukala, Piyush Kumar, Sugumar Venkataramani

J Chem Phys· June 2024

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Structure-property relationship in functionalized azobenzene photoswitches and their supramolecular behavior.
Surbhi Grewal, Anjali Srivastava, Sapna Singh, Sugumar Venkataramani

Photochem Photobiol· April 2024

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Special issue devoted to the photosciences in India.
Sugumar Venkataramani, Alexander Greer

Photochem Photobiol· January 2024

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Photoswitchable Azoheteroarene-Based Chelating Ligands: Light Modulation of Properties, Aqueous Solubility and Catalysis.
Debapriya Gupta, Ankit Kumar Gaur, Ramanpreet Kaur, Ashish, Navneet Kaur, Sugumar Venkataramani

Chemistry· October 2023

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Photochemistry of 2-Iodobenzothiazole and Iodine-Triggered 2-Isocyanophenylthiyl Radical Cyclization in Argon Matrices.
Anjali Mahadevan, Piyush Kumar, Sapna Singh, Sugumar Venkataramani

J Org Chem· August 2023

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Bistable Aryl Azopyrazolium Ionic Photoswitches in Water.
Ankit Kumar Gaur, Debapriya Gupta, Anjali Mahadevan, Pravesh Kumar, Himanshu Kumar, Sugumar Venkataramani

J Am Chem Soc· May 2023

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Pd(II)-catalyzed coupling of C-H bonds of carboxamides with iodoazobenzenes toward modified azobenzenes.
Sonam Suwasia, Sugumar Venkataramani, Srinivasarao Arulananda Babu

Org Biomol Chem· February 2023

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Light Modulated Reversible "On-Off" Transformation of Arylazoheteroarene Based Discotics in Nematic Organization.
Pravesh Kumar, Indu Bala, Ritobrata De, Santanu Kumar Pal, Sugumar Venkataramani

Chemistry· January 2023

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Multiple Azoarenes Based Systems - Photoswitching, Supramolecular Chemistry and Application Prospects.
Pravesh Kumar, Debapriya Gupta, Surbhi Grewal, Anjali Srivastava, Ankit Kumar Gaur, Sugumar Venkataramani

Chem Rec· November 2022

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Azobenzene-based unnatural amino acid scaffolds a Pd(II)-catalyzed C(sp)-H arylation strategy.
Radha Tomar, Sonam Suwasia, Angshuman Roy Choudhury, Sugumar Venkataramani, Srinivasarao Arulananda Babu

Chem Commun (Camb)· November 2022

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Light-controlled shape-changing azomacrocycles exhibiting reversible modulation of pyrene fluorescence emission.
Anjali Srivastava, Surbhi Grewal, Naimat K Bari, Mayank Saraswat, Sharmistha Sinha, Sugumar Venkataramani

Org Biomol Chem· July 2022

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Structure-Property Relationship for Visible Light Bidirectional Photoswitchable Azoheteroarenes and Thermal Stability of -Isomers.
Ankit Kumar Gaur, Himanshu Kumar, Debapriya Gupta, Irin Pottanani Tom, Dhanyaj Narayanan Nampoothiry, Sugumar Venkataramani

J Org Chem· May 2022

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The curious case of the photochemistry of 2-hydroxyphenylazo-3,5-dimethylisoxazole: unravelling the process among tautomerization, photoisomerization, and conformational changes.
Chitranjan Sah, Anjali Mahadevan, Pravesh Kumar, Sugumar Venkataramani

Phys Chem Chem Phys· March 2022

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