SciELO10d
SPME Fiber Evaluation for Volatile Organic Compounds Extraction from Acerola
12 As such, the objective of this work was ... The VOCs extracted were classified into eight different chemical classes: ketones, alcohols, esters, phenols, aldehydes, terpenes, carboxylic acids and ...
Scientific Research Publishing11d
Phase Transfer Catalysis Improved Synthesis of 3,4-Dihydropyrimidinones ()
Physical Organic Chemistry Laboratory (UR11ES74), Science Faculty of Sfax, Sfax University, Sfax, Tunisia. Physical Organic Chemistry Laboratory (UR11ES74), Science Faculty of Sfax, Sfax University, ...
Frontiers8d
Predictive Metagenomic Profiling, Urine Metabolomics, and Human Marker Gene Expression as an Integrated Approach to Study Alopecia Areata
VOMs were identified from urine samples and grouped according to chemical classes as follows: alcohols (4), aldehydes (4), carboxylic acid (7), esters (3), ketones (10), sulfur compounds (4), phenols ...
HP Board 12th Chemistry Model Paper 2025: Download Class 12 Chemistry Sample Paper PDF
Class 12 Chemistry Model Paper HP Board 2025: This article will help the students to get the HP Board class 12 Chemistry ...
jagranjosh.com25d
CBSE Class 12 Chemistry Competency-Based Questions With Answer Key 2024-25: Download Chapter-Wise FREE PDFs
CBSE 2024-25 Competency-Based Questions With Answers: The CBSE 2024-25 Competency-Based Questions (CBQs) are designed to assess students' understanding and ability to apply concepts in real-life ...
New York Post17d
This amino acid can cure your hangover — 22 foods you can find it in
Andrey Cherkasov - stock.adobe.com For those who got deep into the holiday spirits, there’s an amino acid that may be able to alleviate your hangover. Drinking plenty of water, taking a pain ...
pv magazine International20d
Perovskite-HJT tandem solar cell based on phosphonic acid, self-assembled monolayer achieves 30.22% efficiency
The cell is said to circumvent the film formation issue associated with the use of phosphonic acid and achieve high efficiency levels. Scientists from the École Polytechnique Fédérale de ...
Reuters22d
Brazil bridge collapses, spilling sulfuric acid into river
A tanker truck carrying the acid plunged into the water, officials said. According to the fire department, one person has been confirmed dead and another was rescued alive. Aguiarnopolis city ...
JEE Main 2025 Most Scoring Chapters: Check Subject-Wise Weightage And Topics
JEE Main is one of the most famous and targeted entrance exams conducted globally for Indians to gain admission to great ...
Monash University3d
Organic reactions: Oxidation
Oxidation reactions involve the process where a substance, for example an alcohol, undergoes a chemical change to form a more oxidised product, such as an aldehyde or carboxylic acid. To oxidise ...
C&EN18d
Selective Reduction of Esters to Access Aldehydes Using Fiddler Crab-Type Boranes
Organocatalysis Research Group, Institute of Organic Chemistry, HUN-REN Research Centre for Natural Sciences, Magyar tudósok körútja 2, Budapest H-1117, Hungary Hevesy György PhD School of Chemistry, ...