Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Structure of Conjugated Dienes01:16

Structure of Conjugated Dienes

Introduction
Conjugated dienes are compounds characterized by the presence of alternating double and single bonds. In a conjugated system like 1,3-butadiene, the unhybridized 2p orbital on each carbon overlaps continuously, allowing the π electrons to be delocalized across the entire molecule. In contrast, this type of overlap does not occur in cumulated and isolated dienes, such as 2,3-pentadiene and 1,4-pentadiene, respectively. Instead, the π electrons remain localized between the double...
Structure and Nomenclature of Ethers02:28

Structure and Nomenclature of Ethers

Structure and Bonding
Ethers are organic compounds with an ether functional group which is characterized by an oxygen atom connected to two — identical or different — alkyl, aryl, or vinyl groups. The C–O–C linkage in dimethyl ether — the simplest ether — has an approximately tetrahedral bond angle of 110.3 degrees. The oxygen atom is sp3- hybridized, with the C–O distance being about 140 pm.
Classification of Ethers
Based on their attached substituent groups, ethers can be classified into two...
[4+2] Cycloaddition of Conjugated Dienes: Diels–Alder Reaction01:16

[4+2] Cycloaddition of Conjugated Dienes: Diels–Alder Reaction

The Diels–Alder reaction is an example of a thermal pericyclic reaction between a conjugated diene and an alkene or alkyne, commonly referred to as a dienophile. The reaction involves a concerted movement of six π electrons, four from the diene and two from the dienophile, forming an unsaturated six-membered ring. As a result, these reactions are classified as [4+2] cycloadditions.
Carboxylic Acids to Methylesters: Alkylation using Diazomethane01:33

Carboxylic Acids to Methylesters: Alkylation using Diazomethane

Carboxylic acids react with diazomethane in an ether solvent via alkylation at the carboxylate oxygen atom to give methyl esters of the corresponding acid with excellent yields.
Preparation of Diols and Pinacol Rearrangement01:57

Preparation of Diols and Pinacol Rearrangement

Compounds bearing two hydroxyl groups are known as diols. When the hydroxyl groups are located on adjacent carbon atoms, the diols are called vicinal diols or glycols. Under acidic conditions, vicinal diols undergo a specific reaction called pinacol rearrangement.
The reaction begins with transferring a proton from the acid catalyst to one of the hydroxyl groups, producing an oxonium ion.
Stability of Conjugated Dienes01:28

Stability of Conjugated Dienes

Introduction
A comparison of the enthalpies of hydrogenation of dienes reveals that conjugated dienes release less heat on hydrogenation, rendering them more stable than their nonconjugated analogs.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Ethylene regulates organic acid metabolism in strawberry via the FaMAP3K-FaERF13-FaKAT module.

Plant physiology·2026
Same author

[Multisystem interactive mechanisms of cancer-related fatigue: challenges of modern medical interventions and prospects for integration with TCM].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica·2026
Same author

Ring Current and Local Magnetic Fields Influenced by Quantum Interference in Molecular Junctions.

The journal of physical chemistry letters·2026
Same author

PtCu-bimetallic modified MOF nanozyme composites for alleviating acute liver injury via reactive oxygen species elimination and inflammation regulation.

Journal of controlled release : official journal of the Controlled Release Society·2026
Same author

Efficacy and safety of midazolam versus dexmedetomidine in mechanically ventilated intensive care unit patients: a systematic review and meta-analysis.

Frontiers in pharmacology·2026
Same author

Systemic immune-inflammation index predicts acute histologic chorioamnionitis pathologic staging and neonatal respiratory distress syndrome in women with preterm premature rupture of membranes: a retrospective cohort study.

BMC pregnancy and childbirth·2025

Related Experiment Video

Updated: Jun 1, 2026

Synthesis and Characterization of 1,2-Dithiolane Modified Self-Assembling Peptides
09:54

Synthesis and Characterization of 1,2-Dithiolane Modified Self-Assembling Peptides

Published on: August 20, 2018

1,2-Dimorpholinoethane-1,2-dithione.

Yan-Ping Yu1, Yuan-Yuan Lin, Bing-Xin Liu

  • 1Department of Chemistry, Shanghai University, People's Republic of China.

Acta Crystallographica. Section E, Structure Reports Online
|May 18, 2011
PubMed
Summary

Researchers synthesized a novel compound, C(10)H(16)N(2)O(2)S(2), using 4-tert-butyl-benzene, morpholine, and sulfur. The crystal structure revealed typical chair conformations in morpholine rings with weak C-H⋯O hydrogen bonding.

More Related Videos

Compact Quantum Dots for Single-molecule Imaging
17:14

Compact Quantum Dots for Single-molecule Imaging

Published on: October 9, 2012

Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core
08:51

Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core

Published on: October 24, 2017

Related Experiment Videos

Last Updated: Jun 1, 2026

Synthesis and Characterization of 1,2-Dithiolane Modified Self-Assembling Peptides
09:54

Synthesis and Characterization of 1,2-Dithiolane Modified Self-Assembling Peptides

Published on: August 20, 2018

Compact Quantum Dots for Single-molecule Imaging
17:14

Compact Quantum Dots for Single-molecule Imaging

Published on: October 9, 2012

Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core
08:51

Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core

Published on: October 24, 2017

Area of Science:

  • Organic Chemistry
  • Crystallography
  • Materials Science

Background:

  • Morpholine derivatives are important in various chemical applications.
  • Understanding molecular structure and bonding is crucial for predicting material properties.

Purpose of the Study:

  • To synthesize and characterize a novel compound with the molecular formula C(10)H(16)N(2)O(2)S(2).
  • To investigate the crystal structure and intermolecular interactions of the synthesized compound.

Main Methods:

  • Chemical synthesis involving 4-tert-butyl-benzene, morpholine, and sulfur.
  • X-ray crystallography to determine the solid-state structure.
  • Analysis of hydrogen bonding interactions.

Main Results:

  • Successful synthesis of the title compound, C(10)H(16)N(2)O(2)S(2).
  • The crystal structure analysis confirmed the presence of two morpholine rings, each adopting a chair conformation.
  • Weak C-H⋯O hydrogen bonds were identified as a significant intermolecular interaction in the crystal lattice.

Conclusions:

  • The synthesis provides a new chemical entity for further research.
  • The observed chair conformations and hydrogen bonding patterns offer insights into the structural preferences of morpholine-containing compounds.
  • This structural information can aid in the design of new materials with tailored properties.