Cédric Peyrot
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View article: Sustainable and Scalable Enzymatic Production, Structural Elucidation, And Biological Evaluation of Novel Phlorizin Analogues
Sustainable and Scalable Enzymatic Production, Structural Elucidation, And Biological Evaluation of Novel Phlorizin Analogues Open
It is not unusual for naturally occurring compounds to be limited for their use in cosmetics due to their low water solubility. Recently, aiming at accessing novel phlorizin (a glycosylated bioactive recovered from apple tree wood and alre…
View article: Combining Laccase-Mediated Dimerization of Resveratrol and Centrifugal Partition Chromatography: Optimization of <i>E</i>-Labruscol Production and Identification of New Resveratrol Dimers
Combining Laccase-Mediated Dimerization of Resveratrol and Centrifugal Partition Chromatography: Optimization of <i>E</i>-Labruscol Production and Identification of New Resveratrol Dimers Open
International audience
View article: Straightforward sustainable synthesis of novel non-endocrine disruptive bio-based organic UV-B filters with antimicrobial activity
Straightforward sustainable synthesis of novel non-endocrine disruptive bio-based organic UV-B filters with antimicrobial activity Open
With an increasing demand for safe and natural products from both industries and consumers, paired with the recent ban of decried molecules (i.e. octinoxate, avobenzone or octocrylene) due to their high negative impact on humans and the en…
View article: Optimization and Green Metrics Analysis of the AgOAc-Mediated Dimerization of Piceid: Toward a High-Yielding and More Sustainable Access to δ-Viniferin and Synthesis of New Piceid Dimers
Optimization and Green Metrics Analysis of the AgOAc-Mediated Dimerization of Piceid: Toward a High-Yielding and More Sustainable Access to δ-Viniferin and Synthesis of New Piceid Dimers Open
International audience
View article: Phenolic Compounds Extracted from Cherry Tree (Prunus avium) Branches: Impact of the Process on Cosmetic Properties
Phenolic Compounds Extracted from Cherry Tree (Prunus avium) Branches: Impact of the Process on Cosmetic Properties Open
Cherry tree branches (Prunus avium var burlat Rosaceae) are agricultural by-products that are often neglected, yet they are rich in phenolic compounds and highly appreciated for their numerous biological activities. Extracts of cherry tree…
View article: Sustainable synthesis, <i>in silico</i> evaluation of potential toxicity and environmental fate, antioxidant and UV-filtering/photostability activity of phenolic-based thiobarbituric derivatives
Sustainable synthesis, <i>in silico</i> evaluation of potential toxicity and environmental fate, antioxidant and UV-filtering/photostability activity of phenolic-based thiobarbituric derivatives Open
International audience
View article: Towards Developing Novel and Sustainable Molecular Light-to-Heat Converters
Towards Developing Novel and Sustainable Molecular Light-to-Heat Converters Open
Light-to-heat conversion materials generate great interest due to their widespread applications, notable exemplars being solar energy harvesting and photoprotection. Another more recently identified potential application for such material …
View article: Enzymatic Synthesis of a Series of Thioglycosides: Analogs of Arbutin with Efficient Antipigmentation Properties
Enzymatic Synthesis of a Series of Thioglycosides: Analogs of Arbutin with Efficient Antipigmentation Properties Open
Arbutin, a natural glycoside, is well known as a commercial tyrosinase inhibitor, and thus, to prevent pigmentary disorders of skin. In fact, tyrosinase is involved in the biosynthesis of melanin, the skin main pigment. However, arbutin is…
View article: Synthesis of Biobased Phloretin Analogues: An Access to Antioxidant and Anti-Tyrosinase Compounds for Cosmetic Applications
Synthesis of Biobased Phloretin Analogues: An Access to Antioxidant and Anti-Tyrosinase Compounds for Cosmetic Applications Open
The current cosmetic and nutraceutical markets are characterized by a strong consumer demand for a return to natural products that are less harmful to both the consumers and the environment than current petrosourced products. Phloretin, a …
View article: Towards developing novel and sustainable molecular light-to-heat converters
Towards developing novel and sustainable molecular light-to-heat converters Open
The synthesis and photophysical properties of phenolic barbiturics are reported. These molecules convert absorbed ultraviolet light to heat with high fidelity and may be suitable for inclusion in foliar sprays to boost crop protection and …
View article: New Generation UV-A Filters: Understanding Their Photodynamics on a Human Skin Mimic
New Generation UV-A Filters: Understanding Their Photodynamics on a Human Skin Mimic Open
The sparsity of efficient commercial ultraviolet-A (UV-A) filters is a major challenge towards developing effective broadband sunscreens with minimal human- and eco-toxicity. To combat this, we have designed a new class of Meldrum-based ph…
View article: New Generation UV-A Filters: Understanding Their Photodynamics on a Human Skin Mimic
New Generation UV-A Filters: Understanding Their Photodynamics on a Human Skin Mimic Open
The sparsity of efficient commercial ultraviolet-A (UV-A) filters is a major challenge towards developing effective broadband sunscreens with minimal human- and eco-toxicity. To combat this, we have designed a new class of Meldrum-based ph…
View article: New Generation UV-A Filters: Understanding Their Photodynamics on a Human Skin Mimic
New Generation UV-A Filters: Understanding Their Photodynamics on a Human Skin Mimic Open
The sparsity of efficient commercial ultraviolet-A (UV-A) filters is a major challenge toward developing effective broadband sunscreens with minimal human- and eco-toxicity. To combat this, we have designed a new class of Meldrum-based phe…
View article: Sinapic Acid Esters: Octinoxate Substitutes Combining Suitable UV Protection and Antioxidant Activity
Sinapic Acid Esters: Octinoxate Substitutes Combining Suitable UV Protection and Antioxidant Activity Open
In 2021, Hawaii will permanently ban the use and sale of octinoxate-based sunscreens as studies have shown serious impacts of such UV filters on the coral reef. This ban, which could be generalized to other countries, highlights the extrem…
View article: Innovative Bio-Based Organic UV-A and Blue Light Filters from Meldrum’s Acid
Innovative Bio-Based Organic UV-A and Blue Light Filters from Meldrum’s Acid Open
Faced with the ban of some organic UV filters such as octinoxate or avobenzone, especially in Hawaii, it became essential to offer new alternatives that are both renewable and safe for humans and the environment. In this context, a class o…
View article: Sustainable Synthesis of p-Hydroxycinnamic Diacids through Proline-Mediated Knoevenagel Condensation in Ethanol: An Access to Potent Phenolic UV Filters and Radical Scavengers
Sustainable Synthesis of p-Hydroxycinnamic Diacids through Proline-Mediated Knoevenagel Condensation in Ethanol: An Access to Potent Phenolic UV Filters and Radical Scavengers Open
p-Hydroxycinnamic diacids are reaction intermediates of the classical Knoevenagel–Doebner condensation between malonic acid and benzaldehydes. As they are generally obtained in low yields, they remain relatively under-studied and under-exp…
View article: Biomimetic regioselective and high-yielding Cu(<scp>i</scp>)-catalyzed dimerization of sinapate esters in green solvent Cyrene™: towards sustainable antioxidant and anti-UV ingredients
Biomimetic regioselective and high-yielding Cu(<span>i</span>)-catalyzed dimerization of sinapate esters in green solvent Cyrene™: towards sustainable antioxidant and anti-UV ingredients Open
β–β′ dimers of sinapate esters are anti-UV and antiradical chemicals.
View article: Proline-Mediated Knoevenagel–Doebner Condensation in Ethanol: A Sustainable Access to <i>p</i>-Hydroxycinnamic Acids
Proline-Mediated Knoevenagel–Doebner Condensation in Ethanol: A Sustainable Access to <i>p</i>-Hydroxycinnamic Acids Open
International audience