Hydroxyl Group
Hydroxyl Group - Related Videos
13:41
Monitoring Equilibrium Changes in RNA Structure by 'Peroxidative' and 'Oxidative' Hydroxyl Radical Footprinting
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Cited by 4 •
2011
This protocol describes how to quantify the Mg(II)-dependent formation of RNA tertiary structure by two methods of hydroxyl radical footprinting.
09:59
Laser-free Hydroxyl Radical Protein Footprinting to Perform Higher Order Structural Analysis of Proteins
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Cited by 8 •
2021
This protocol presents a method to use inline radical dosimetry and a plasma light source to perform flash oxidation protein footprinting. This method replaces the hazardous UV laser to simplify and improve the reproducibility of fast photochemical oxidation of protein studies.
08:00
In Vivo Hydroxyl Radical Protein Footprinting for the Study of Protein Interactions in Caenorhabditis elegans
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Cited by 4 •
2020
In vivo fast photochemical oxidation of proteins (IV-FPOP) is a hydroxyl radical protein footprinting technique that allows for mapping of protein structure in their native environment. This protocol describes the assembly and set-up of the IV-FPOP microfluidic flow system.
03:32
Identifying Alcohols - Concepts
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2020
Alcohols Alcohols are organic compounds that are amongst the most recognizable and familiar, as they have wide-ranging applications and uses in everyday life. Alcohols are organic molecules containing a hydroxyl functional group connected to an alkyl or aryl group (ROH). If the hydroxyl carbon only has a single R group, it is known as primary alcohol. If it has two R groups, it is a secondary alcohol, and if it has three R groups, it is a tertiary alcohol. Like many other organic compounds,...
01:53
RNA Stability
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2019
Intact DNA strands can be found in fossils, while scientists sometimes struggle to keep RNA intact under laboratory conditions. The structural variations between RNA and DNA underlie the differences in their stability and longevity. Because DNA is double-stranded, it is inherently more stable. The single-stranded structure of RNA is less stable but also more flexible and can form weak internal bonds. Additionally, most RNAs in the cell are relatively short, while DNA can be up to 250 million...
FAQs
Polarity makes the hydroxyl-containing region of a molecule interact strongly with water. The unequal sharing of electrons in the oxygen–hydrogen bond supports hydrogen bonding, allowing molecules with hydroxyl groups to associate with water more readily. This interaction can increase water compatibility and helps explain why hydroxyl placement affects a compound’s solubility.
Hydroxyl groups can create hydrogen-bonding interactions between molecules, changing how those molecules associate and behave collectively. These interactions may influence boiling point, while the group’s position within a molecule can affect its overall structure and properties. Consequently, compounds with hydroxyl groups may show physical behavior different from structurally related molecules lacking them.
A hydroxyl group does not determine chemical behavior independently of the molecule containing it. Its context in an alcohol, phenol, carboxylic acid, carbohydrate, or another organic structure affects the resulting properties and reactivity. Comparing these molecular settings helps chemists interpret why compounds containing the same functional group can participate in different chemical processes.
Some compounds containing hydroxyl groups can participate in acid–base reactions, so the group may contribute more than hydrogen bonding and water interactions. The surrounding molecular framework determines how this behavior appears in a particular compound. Recognizing that context is important when evaluating chemical reactivity rather than treating every hydroxyl-containing molecule as equivalent.
When examining a molecular structure, chemists can note the presence and placement of hydroxyl groups, then consider likely effects on polarity, hydrogen bonding, water interactions, solubility, boiling point, and reactivity. This structure-based assessment provides a way to anticipate broad chemical behavior before comparing the molecule with related compounds or studying it experimentally.
Hydroxyl groups occur in carbohydrates and many other organic molecules, making them relevant to biological chemistry. They also appear in compounds studied and prepared in synthetic chemistry. Their influence on solubility, molecular structure, boiling point, and reactivity gives chemists useful structural information when interpreting naturally occurring substances or designing organic molecules.