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

Preparation and Reactions of Sulfides02:26

Preparation and Reactions of Sulfides

5.4K
Sulfides are the sulfur analog of ethers, just as thiols are the sulfur analog of alcohol. Like ethers, sulfides also consist of two hydrocarbon groups bonded to the central sulfur atom. Depending upon the type of groups present, sulfides can be symmetrical or asymmetrical. Symmetrical sulfides can be prepared via an SN2 reaction between 2 equivalents of an alkyl halide and one equivalent of sodium sulfide.
5.4K
Structure and Nomenclature of Thiols and Sulfides02:17

Structure and Nomenclature of Thiols and Sulfides

5.3K
Thiols and sulfides are sulfur analogs of alcohols and ethers, respectively, where the sulfur atom takes the place of the oxygen atom. Thus, thiols are generally represented as RSH, where R is an alkyl substituent and —SH is the functional group. On the other hand, in sulfides, the central sulfur atom is bonded to two hydrocarbon groups on either side. Depending upon the type of group, sulfides can be either symmetrical or asymmetrical. Both thiols and sulfides display a bent geometry,...
5.3K
Preparation and Reactions of Thiols02:33

Preparation and Reactions of Thiols

7.0K
Thiols are prepared using the hydrosulfide anion as a nucleophile in a nucleophilic substitution reaction with alkyl halides. For instance, bromobutane reacts with sodium hydrosulfide to give butanethiol.
7.0K
Sulfur Assimilation01:20

Sulfur Assimilation

170
Sulfur is an essential element in biological systems, contributing to synthesizing key biomolecules, including amino acids such as cysteine and methionine, and cofactors such as coenzyme A and biotin. Microorganisms primarily assimilate sulfur as sulfate (SO₄²⁻) from the environment, which must undergo a series of biochemical transformations before it can be incorporated into cellular components. As sulfate is highly oxidized, it must undergo assimilatory sulfate reduction to...
170
Precipitation and Co-precipitation01:17

Precipitation and Co-precipitation

3.2K
Precipitation and coprecipitation methods can be used to separate a mixture of ions in a solution. In qualitative inorganic analysis, ions that form sparingly soluble precipitates with the same reagent are separated based on the differences in solubility products. For example, consider the separation of Cu(II) and Fe(II) ions by precipitation as insoluble sulfides. First, copper(II) sulfide is precipitated by the addition of acidic H2S, where the dissociation of H2S is suppressed. Adding H2S...
3.2K
Electrodeposition01:08

Electrodeposition

915
Electrodeposition is a technique used to separate an analyte from interferents by electrochemical processes. Here, the analyte is a metal ion that can be deposited on an electrode immersed in the sample solution. The electrochemical setup consists of an anode and a cathode. When an electric current is applied to the setup, oxidation occurs at the anode. At the cathode, which consists of a large metal surface, metal ions undergo reduction and deposit onto the surface.
Electrodeposition can...
915

You might also read

Related Articles

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

Sort by
Same author

pH-gated core-shell hydrogel beads for selective adsorption and spatially localized metal-free catalysis.

Journal of colloid and interface science·2026
Same author

The PFAS roadmap-Navigating a path together to improved management.

Sustainability science and technology·2026
Same author

Werner Complexes Can Still Surprise: The Chelated O<sub>2</sub>BOH<sup>2-</sup> Ligand.

Inorganic chemistry·2025
Same author

Sympathetic dysfunction as an early indicator of autonomic involvement in Parkinson's disease.

Clinical autonomic research : official journal of the Clinical Autonomic Research Society·2024
Same author

Green imine synthesis from amines using transition metal and micellar catalysis.

Organic & biomolecular chemistry·2023
Same author

Photoactive MOF-Derived Bimetallic Silver and Cobalt Nanocomposite with Enhanced Antibacterial Activity.

ACS applied materials & interfaces·2023

Related Experiment Video

Updated: Nov 12, 2025

Synthesis of Terpolymers at Mild Temperatures Using Dynamic Sulfur Bonds in PolyS-Divinylbenzene
09:16

Synthesis of Terpolymers at Mild Temperatures Using Dynamic Sulfur Bonds in PolyS-Divinylbenzene

Published on: May 20, 2019

7.9K

The link to polysulfides and their applications.

Kun Woo Park1, Erin M Leitao

  • 1School of chemical Sciences, University of Auckland, Private Bag, 92019, Auckland, 1142, New Zealand. erin.leitao@auckland.ac.nz.

Chemical Communications (Cambridge, England)
|March 15, 2021
PubMed
Summary

Researchers are creating novel polysulfides from waste sulfur using inverse vulcanization. These new sulfur-based materials offer sustainable solutions for mercury absorption, infrared optics, and controlled-release fertilizers.

More Related Videos

Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework
12:30

Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework

Published on: April 9, 2018

9.4K
Combining Solid-state and Solution-based Techniques: Synthesis and Reactivity of ChalcogenidoplumbatesII or IV
10:42

Combining Solid-state and Solution-based Techniques: Synthesis and Reactivity of ChalcogenidoplumbatesII or IV

Published on: December 29, 2016

10.9K

Related Experiment Videos

Last Updated: Nov 12, 2025

Synthesis of Terpolymers at Mild Temperatures Using Dynamic Sulfur Bonds in PolyS-Divinylbenzene
09:16

Synthesis of Terpolymers at Mild Temperatures Using Dynamic Sulfur Bonds in PolyS-Divinylbenzene

Published on: May 20, 2019

7.9K
Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework
12:30

Synthesis of a Thiol Building Block for the Crystallization of a Semiconducting Gyroidal Metal-sulfur Framework

Published on: April 9, 2018

9.4K
Combining Solid-state and Solution-based Techniques: Synthesis and Reactivity of ChalcogenidoplumbatesII or IV
10:42

Combining Solid-state and Solution-based Techniques: Synthesis and Reactivity of ChalcogenidoplumbatesII or IV

Published on: December 29, 2016

10.9K

Area of Science:

  • Materials Science
  • Polymer Chemistry
  • Green Chemistry

Background:

  • Growing demand for sustainable materials derived from renewable resources or industrial waste.
  • Abundant sulfur (70+ million tons/year) is a byproduct of petroleum refining with limited current applications, leading to large stockpiles.
  • Inverse vulcanization offers a promising route to synthesize novel sulfur-based materials.

Purpose of the Study:

  • To highlight recent discoveries in polysulfides synthesized via inverse vulcanization.
  • To explore the synthesis, properties, and applications of these novel sulfur-based materials.

Main Methods:

  • Utilizing inverse vulcanization to trap polysulfides with diene-functionalized crosslinkers.
  • Incorporating a wide variety of unsaturated crosslinkers into polysulfide networks.
  • Characterizing the resulting inorganic rubbers for specific properties and applications.

Main Results:

  • Successful synthesis of novel polysulfide materials with tunable properties.
  • Demonstrated selective mercury absorption capabilities.
  • Identified potential applications as mid-infrared (IR) lens replacements and controlled-release fertilizer capsules.

Conclusions:

  • Polysulfides synthesized through inverse vulcanization represent a versatile class of materials.
  • These materials offer sustainable alternatives with significant potential in environmental remediation, optics, and agriculture.
  • Further research into crosslinker diversity and synthetic strategies can unlock broader applications.