Microdroplet accelerated reaction for high-efficiency carbon disulfide conversion

Area of Science:

• Analytical Chemistry
• Environmental Chemistry
• Toxicology

Background:

• Carbon disulfide (CS2) is a toxic industrial solvent known to adversely affect male reproductive health and sperm quality.
• Accurate detection and mitigation strategies for CS2 are crucial due to its widespread use and health implications.

Purpose of the Study:

• To develop an efficient method for converting carbon disulfide (CS2) into dithiocarbamic acid.
• To lay the groundwork for accurate CS2 detection and potential remediation strategies.

Main Methods:

• Electrospray ionization was employed to facilitate the conversion of CS2 to dithiocarbamic acid.
• Microbubble bursting in an ethanol solution was utilized for efficient CS2 conversion.
• The role of protonated CS2 intermediates in CO2 capture within amine reactions was investigated.

Main Results:

• An efficient conversion of CS2 to dithiocarbamic acid was achieved, with conversion rates reaching up to 96.7%.
• Protonated CS2 intermediates were identified as key contributors to CO2 capture in amine reactions.
• The microbubble bursting method demonstrated effective CS2 conversion from ethanol solutions.

Conclusions:

• The developed electrospray ionization method offers a highly efficient route for converting CS2.
• This research provides a foundational method for the accurate detection and potential management of carbon disulfide.
• Understanding CS2 intermediates enhances knowledge of its reactivity and environmental impact.