Rino Pescitelli
@rinopescitelli.bsky.social
📤 95
📥 51
📝 91
(2) Full Professor in Organic Chemistry at University of Pisa. (1) Dad.
VCD (vibrational circular dichroism) is a powerful technique but with low signal intensity... unless Co(II) decides to join the party!
onlinelibrary.wiley.com/doi/10.1002/...
#Chemsky
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A Family of Cobalt(II) Complexes Exhibiting Record Dissymmetry Factors in Vibrational Circular Dichroism
Cobalt-powered VCD boost! A new family of heteroleptic CoII complexes exhibits vibrational circular dichroism (VCD) spectra with exceptional intensity and record dissymmetry values up to g = 5.4 × 10...
https://onlinelibrary.wiley.com/doi/10.1002/anie.202517057
10 days ago
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finally retracted
www.sciencedirect.com/science/arti...
@retractionwatch.com
#chemsky
🧪 this is instead our paper confuting the retracted one
onlinelibrary.wiley.com/doi/10.1002/...
with
@gianluigialbano.bsky.social
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RETRACTED: The effect of enantiomers of thalidomide on colon cells-Raman spectroscopy studies
This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/about/policies/article-withdrawal).This ar…
https://www.sciencedirect.com/science/article/pii/S1386142525007292
18 days ago
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re-posting to
#Chemsky
: proud to announce that our review on quantum-mechanical CPL calculations just appeared on Chemical Reviews, and it's open access
pubs.acs.org/doi/10.1021/...
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Quantum Chemistry Calculations of Circularly Polarized Luminescence (CPL): From Spectral Modeling to Molecular Design
Circularly polarized luminescence (CPL)─the emission of circularly polarized light from luminescent chiral nonracemic matter─has garnered unprecedented attention in the past decade. Once a niche techn...
https://pubs.acs.org/doi/10.1021/acs.chemrev.5c00359
20 days ago
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proud to announce that our review on quantum-mechanical CPL calculations just appeared on Chemical Reviews, and it's open access
pubs.acs.org/doi/10.1021/...
🧪⚗️
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Quantum Chemistry Calculations of Circularly Polarized Luminescence (CPL): From Spectral Modeling to Molecular Design
Circularly polarized luminescence (CPL)─the emission of circularly polarized light from luminescent chiral nonracemic matter─has garnered unprecedented attention in the past decade. Once a niche techn...
https://pubs.acs.org/doi/10.1021/acs.chemrev.5c00359
21 days ago
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All Wiley journals are down 🧪⚗️
27 days ago
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Hold on, everyone! A new chiroptical spectroscopy has been discovered and nobody told me?
link.springer.com/article/10.1...
#Chemsky
about 1 month ago
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my last attempt to restore a relationship with Elsevier
@elsevierps.bsky.social
I don't expect they will reply, though.
#researchintegrity
@pubpeer.com
#chemsky
🧪
2 months ago
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our paper rebutting claim that Raman can distinguish enantiomers is finally out
onlinelibrary.wiley.com/doi/10.1002/...
Never accepted by Spectrochimica Acta A despite 2 positive reviews, withdrawn after 2 months... while the flawed paper is still on their website
#chemsky
#researchintegrity
🧪
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May Two Enantiomers Have Different Raman Spectra?
May two enantiomers have different Raman spectra? Of course, no! despite what was claimed in a recent publication (Kopec et al., Spectrochim. Acta A 341 (2025):126423). In keeping with the theoretica...
https://onlinelibrary.wiley.com/doi/10.1002/chir.70053
2 months ago
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second refused review for an Elsevier journal in two days
#chemsky
#researchintegrity
🧪and ongoing
2 months ago
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keeping declining *any* invitation as referee, author, special issue editor from
@elsevierps.bsky.social
#researchintegrity
#chemsky
🧪
2 months ago
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fighting with ACS
@pubs.acs.org
and Italian CRUI about open access contract... do you know what a "primary author" is? is it legit that the CARE CRUI contract only applies to the "submitting corresponding author" and not to other corresponding authors?
#chemsky
🧪
2 months ago
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2 months after submission, 1 month after receving 2 acceptance recommendations, our commentary on Spectrochimica Acta A (
papers.ssrn.com/sol3/papers....
) was still held by the editor with no reason, so we withdrew it. I will post the whole story soon...
#ChemSky
#ResearchIntegrity
🧪
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May Two Enantiomers Have Different Raman Spectra? Comment on “The Effect of Enantiomers of Thalidomide on Colon Cells-Raman Spectroscopy Studies”
In a recent publication on this journal [Spectrochim. Acta A Mol. Biomol. Spectrosc. 341 (2025) 126423] Kopec et al. reported to “demonstrate that Raman spectro
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=5312771
3 months ago
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while our commentary to the infamous paper is still stuck at the editor after 2 months with no reason, the preprint has become a top download :D
papers.ssrn.com/sol3/papers....
#ChemSky
#researchintegrity
@pubpeer.com
3 months ago
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3 months after publication the paper claiming that Raman can distinguish enantiomers is still there
www.sciencedirect.com/science/arti...
while our commentary is stuck in the editorial offices of
@elsevierconnect.bsky.social
Such a transparency and fairness!
#ChemSky
#researchintegrity
3 months ago
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1- In our struggle to get our commentary (on the paper about enantiomer-discriminating Raman❗) published (45 days-and not yet), one editor from
@elsevierconnect.bsky.social
recalled they "need to follow the COPE guidelines".
doi.org/10.24318/cop..
.
#chemsky
🧪 What about ...
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https://doi.org/10.24318/cop..
3 months ago
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again on the paper claiming that Raman can distinguish two enantiomers (❗)
www.sciencedirect.com/science/arti...
we submitted a commentary to the same journal which is *still waiting for acceptance* after 45 days
papers.ssrn.com/sol3/papers....
@elsevierps.bsky.social are you there? 🧪🫣
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May Two Enantiomers Have Different Raman Spectra? Comment on “The Effect of Enantiomers of Thalidomide on Colon Cells-Raman Spectroscopy Studies”
In a recent publication on this journal [Spectrochim. Acta A Mol. Biomol. Spectrosc. 341 (2025) 126423] Kopec et al. reported to “demonstrate that Raman spectro
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=5312771
3 months ago
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can Raman spectra distinguish between two enantiomers? apparently yes, according to this paper
www.sciencedirect.com/science/arti...
published by Spectrochimica Acta A
@elsevierconnect.bsky.social
#ChemSky
#chem
😀😱🧪
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The effect of enantiomers of thalidomide on colon cells-Raman spectroscopy studies
Enantiomers are molecules that have the same molecular formula but the atoms are linked differently. Differentiation between enantiomers is highly sig…
https://www.sciencedirect.com/science/article/abs/pii/S1386142525007292
3 months ago
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a press release from Uni Geneve on our collaborative project with Jerome Lacour <3
#ChemSky
www.unige.ch/medias/en/20...
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A new architecture at the heart of molecules - Medias - UNIGE
https://www.unige.ch/medias/en/2025/cdp-lacour
4 months ago
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what do you mean, a chiral carbon with 4 oxygen substituents? yes, and stable!
#ChemSky
🧪
pubs.acs.org/doi/10.1021/...
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All-Heteroatom-Substituted Carbon Spiro Stereocenters: Synthesis, Resolution, Enantiomeric Stability, and Absolute Configuration
Chiral tetra-heterosubstituted methanes (i.e., tetraoxa and azatrioxa carbon spiro stereocenters) are synthesized under CpRu catalysis, using cyclic carbonates and carbamates as substrates and α-diazo...
https://pubs.acs.org/doi/10.1021/jacs.5c06394
5 months ago
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last test of water hydrolysis to be demonstrated at my daughter's middle school next week
#realtimechem
#chemsky
sshhh don't tell them it'c chlorine, not oxygen ;)
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6 months ago
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With much love from the allyl cation - sorry, I should have posted this on valentine's day! ⚗️
9 months ago
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"Thanks for the suggestion and going the extra mile. Actually, if you check the JACS paper I mentioned, ..." I wish I could check the JACS paper. If I only had access.
#ChemSky
9 months ago
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Proud to share my first publication ever on Science
@science.org
A great teamwork with Richard Robinson's group at
@cornelluniversity.bsky.social
and many other brilliant colleagues worldwide
www.science.org/doi/10.1126/...
🧪⚗️
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Transforming achiral semiconductors into chiral domains with exceptional circular dichroism
Highly concentrated solutions of asymmetric semiconductor magic-sized clusters (MSCs) of cadmium sulfide, cadmium selenide, and cadmium telluride were directed through a controlled drying meniscus fro...
https://www.science.org/doi/10.1126/science.ado7201?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed
9 months ago
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A month passed since I started seeing this every day. Multiple times a day. No solution yet, none seems to worry. 🧪
9 months ago
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The theme song of Harry Danger™, my daughters' favorite TV show, very surprisingly includes two structures looking like a gold-catalysed cycloisomerization reaction (!!). Any clue? ⚗️🧪
10 months ago
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Yet another thesis stating that (S)-(−)-limonene smells of lemons, and (R)-(+)-limonene of oranges. This is a known fake notion, yet found in many textbooks!
pubs.acs.org/doi/10.1021/...
🧪⚗️
#chemsky
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Limonene in Citrus: A String of Unchecked Literature Citings?
In organic chemistry textbooks (S)-(−)-limonene, (−)-limonene or l-limonene, is often given credit for the smell of lemons, while the R-analogue, (+)-limonene or d-limonene, is credited with that of o...
https://pubs.acs.org/doi/10.1021/acs.jchemed.1c00363
10 months ago
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reposted by
Rino Pescitelli
Sven T. Stripp
10 months ago
So glad we have
#Chemsky
. Twitter is a no-no, Meta just the same. And after spending an hour on LinkedIn last night, I am convinced that I don't want to spend any leisure time in this AI-assisted job market shopping mall.
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guess the literature coverage by
#chemxriv
? in
#organicchemistry
2022-2024 it is less than 10% 🧪⚗️
10 months ago
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so it seems that "no subscription in 2025" means "no access to papers <2024" too. happy new year everybody! 🧪
10 months ago
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reposted by
Rino Pescitelli
Lyndie Chiou
10 months ago
(0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9)² = 2025 (0³ + 1³ + 2³ + 3³ + 4³ + 5³ + 6³ + 7³ + 8³ + 9³) = 2025 Best wishes to you for the new year!
#math
#MathSky
🧮 🧪
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When I tell my collegues in Italy and worldwide that as of 1/1/25 Univ. of Pisa won't have subscription to *any* scientific journal, nobody believes me. 😥📝🧪
11 months ago
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l'attesa della decisione di Science è essa stessa la decisione di Science 😢
11 months ago
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Incoscienza 😜
11 months ago
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questo social è davvero troppo USA-centrico per i miei gusti. o forse non so settare le impostazioni?
11 months ago
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let's push up
#chemistry
on
#bluesky
!
11 months ago
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you reached the end!!
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