Hydrogen Sulfide
CAS number:7783-06-4
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Molecular Formula:
H2S
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Molecular Weight:
34.08g/mol
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Brief Introduction:
Hydrogen sulfide (H₂S) is a chemically versatile compound with critical implications across environmental, biological, and therapeutic contexts. In environmental science, biochar—a carbonaceous material derived from biomass pyrolysis—has emerged as a cost-effective adsorbent for H₂S removal, particularly when activated with steam, demonstrating efficacy in applications like biogas purification. Studies on biochar sourced from garden waste, sewage sludge, and agricultural residues reveal variable adsorption capacities, with activated municipal sewage sludge biochar showing promise due to its high metal content and porosity. Biologically, H₂S acts as a dual-edged signaling molecule: endogenous production by mammalian cells and gut microbiota, including sulfate-reducing bacteria, influences gut health, with dysbiosis-driven overproduction implicated in inflammatory bowel disease, colorectal cancer, and metabolic syndrome. Its effects are concentration-dependent, with low levels aiding intestinal barrier function and high levels inducing mucosal damage. Additionally, H₂S plays a complex role in neuroinflammation, where sulfur-containing drugs like disulfiram and N-acetylcysteine modulate oxidative stress by altering glutathione levels. However, their direct impact on H₂S metabolism remains context-dependent.
Inorganic Compound
H₂S is composed of hydrogen and sulfur without any carbon atoms, classifying it as an inorganic compound.
Hydride
Hydrogen sulfide is a binary compound of hydrogen with a more electronegative element (sulfur in this case), so it's classified as a hydride—specifically a chalcogen hydride.
Volatile Sulfur Compound (VSC)
Hydrogen sulfide is a volatile compound containing sulfur, often associated with foul odors (like rotten eggs).
Reducing Agent
H₂S can act as a reducing agent in chemical reactions, so it also belongs to the category of reducing agents.
7783-06-4 Suppliers
Air Products & Chemicals
As the world's leading industrial gas supplier, Air Products & Chemicals has significant advantages in hydrogen sulfide production, and its production capacity ranks among the best in the world.
Messer Group
Messer Group is the world's leading industrial gas supplier. It also has strong competitiveness in hydrogen sulfide production and ranks high.
Guangzhou Chemical Reagent Factory
With more than 1200 product varieties and over 3000 specifications, Guangzhou Chemical Reagent Factory serves a wide range of sectors including scientific research institutions, inspection and quarantine services, environmental monitoring, biopharmaceuticals, electronics, electroplating, healthcare, aerospace technology, new energy, and more.
